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authorSteven Whitehouse <swhiteho@redhat.com>2006-10-02 08:45:08 -0400
committerSteven Whitehouse <swhiteho@redhat.com>2006-10-02 08:45:08 -0400
commit59458f40e25915a355d8b1d701425fe9f4f9ea23 (patch)
treef1c9a2934df686e36d75f759ab7313b6f0e0e5f9 /fs
parent825f9075d74028d11d7f5932f04e1b5db3022b51 (diff)
parentd834c16516d1ebec4766fc58c059bf01311e6045 (diff)
Merge branch 'master' into gfs2
Diffstat (limited to 'fs')
-rw-r--r--fs/9p/v9fs.c6
-rw-r--r--fs/9p/vfs_inode.c2
-rw-r--r--fs/Kconfig48
-rw-r--r--fs/Makefile15
-rw-r--r--fs/adfs/file.c6
-rw-r--r--fs/affs/file.c6
-rw-r--r--fs/afs/file.c2
-rw-r--r--fs/afs/proc.c2
-rw-r--r--fs/aio.c166
-rw-r--r--fs/autofs/root.c4
-rw-r--r--fs/autofs4/root.c16
-rw-r--r--fs/bad_inode.c2
-rw-r--r--fs/bfs/dir.c11
-rw-r--r--fs/bfs/file.c6
-rw-r--r--fs/binfmt_aout.c14
-rw-r--r--fs/binfmt_elf.c91
-rw-r--r--fs/binfmt_elf_fdpic.c7
-rw-r--r--fs/binfmt_misc.c6
-rw-r--r--fs/bio.c4
-rw-r--r--fs/block_dev.c83
-rw-r--r--fs/buffer.c174
-rw-r--r--fs/char_dev.c88
-rw-r--r--fs/cifs/cifsfs.c22
-rw-r--r--fs/cifs/file.c1
-rw-r--r--fs/cifs/inode.c15
-rw-r--r--fs/cifs/ioctl.c7
-rw-r--r--fs/coda/dir.c6
-rw-r--r--fs/compat.c56
-rw-r--r--fs/compat_ioctl.c406
-rw-r--r--fs/configfs/dir.c4
-rw-r--r--fs/configfs/mount.c2
-rw-r--r--fs/cramfs/inode.c11
-rw-r--r--fs/cramfs/uncompress.c3
-rw-r--r--fs/dcache.c4
-rw-r--r--fs/debugfs/inode.c4
-rw-r--r--fs/dquot.c5
-rw-r--r--fs/exec.c28
-rw-r--r--fs/ext2/dir.c3
-rw-r--r--fs/ext2/ext2.h1
-rw-r--r--fs/ext2/file.c12
-rw-r--r--fs/ext2/ioctl.c32
-rw-r--r--fs/ext2/namei.c2
-rw-r--r--fs/ext3/dir.c3
-rw-r--r--fs/ext3/file.c10
-rw-r--r--fs/ext3/inode.c5
-rw-r--r--fs/ext3/ioctl.c55
-rw-r--r--fs/ext3/namei.c25
-rw-r--r--fs/fat/dir.c56
-rw-r--r--fs/fat/file.c15
-rw-r--r--fs/fat/inode.c59
-rw-r--r--fs/file.c78
-rw-r--r--fs/filesystems.c2
-rw-r--r--fs/freevxfs/vxfs_super.c11
-rw-r--r--fs/fs-writeback.c9
-rw-r--r--fs/fuse/control.c2
-rw-r--r--fs/fuse/dev.c39
-rw-r--r--fs/fuse/dir.c6
-rw-r--r--fs/fuse/file.c6
-rw-r--r--fs/fuse/inode.c1
-rw-r--r--fs/generic_acl.c197
-rw-r--r--fs/hfs/dir.c4
-rw-r--r--fs/hfs/inode.c6
-rw-r--r--fs/hfsplus/dir.c8
-rw-r--r--fs/hfsplus/hfsplus_fs.h8
-rw-r--r--fs/hfsplus/inode.c6
-rw-r--r--fs/hfsplus/ioctl.c17
-rw-r--r--fs/hostfs/hostfs_kern.c6
-rw-r--r--fs/hpfs/file.c6
-rw-r--r--fs/hpfs/namei.c14
-rw-r--r--fs/hugetlbfs/inode.c6
-rw-r--r--fs/inode.c22
-rw-r--r--fs/internal.h55
-rw-r--r--fs/ioprio.c19
-rw-r--r--fs/isofs/inode.c48
-rw-r--r--fs/jbd/journal.c21
-rw-r--r--fs/jbd/recovery.c2
-rw-r--r--fs/jffs/inode-v23.c9
-rw-r--r--fs/jffs2/dir.c12
-rw-r--r--fs/jffs2/file.c6
-rw-r--r--fs/jffs2/fs.c6
-rw-r--r--fs/jfs/file.c6
-rw-r--r--fs/jfs/inode.c2
-rw-r--r--fs/jfs/ioctl.c15
-rw-r--r--fs/jfs/jfs_dmap.c12
-rw-r--r--fs/jfs/jfs_extent.c14
-rw-r--r--fs/jfs/jfs_extent.h4
-rw-r--r--fs/jfs/jfs_imap.c26
-rw-r--r--fs/jfs/jfs_imap.h4
-rw-r--r--fs/jfs/jfs_metapage.h4
-rw-r--r--fs/jfs/jfs_txnmgr.c16
-rw-r--r--fs/jfs/jfs_types.h4
-rw-r--r--fs/jfs/jfs_xtree.c2
-rw-r--r--fs/jfs/namei.c22
-rw-r--r--fs/jfs/xattr.c10
-rw-r--r--fs/libfs.c24
-rw-r--r--fs/locks.c12
-rw-r--r--fs/mbcache.c1
-rw-r--r--fs/minix/file.c6
-rw-r--r--fs/minix/namei.c2
-rw-r--r--fs/mpage.c2
-rw-r--r--fs/msdos/namei.c28
-rw-r--r--fs/namei.c209
-rw-r--r--fs/namespace.c15
-rw-r--r--fs/ncpfs/dir.c3
-rw-r--r--fs/ncpfs/file.c3
-rw-r--r--fs/ncpfs/ioctl.c239
-rw-r--r--fs/nfs/dir.c8
-rw-r--r--fs/nfs/direct.c26
-rw-r--r--fs/nfs/file.c34
-rw-r--r--fs/nfs/write.c1
-rw-r--r--fs/no-block.c22
-rw-r--r--fs/ntfs/aops.c30
-rw-r--r--fs/ntfs/aops.h2
-rw-r--r--fs/ntfs/attrib.c54
-rw-r--r--fs/ntfs/attrib.h8
-rw-r--r--fs/ntfs/bitmap.c8
-rw-r--r--fs/ntfs/bitmap.h4
-rw-r--r--fs/ntfs/collate.h8
-rw-r--r--fs/ntfs/compress.c4
-rw-r--r--fs/ntfs/file.c46
-rw-r--r--fs/ntfs/index.c4
-rw-r--r--fs/ntfs/index.h12
-rw-r--r--fs/ntfs/inode.c10
-rw-r--r--fs/ntfs/layout.h6
-rw-r--r--fs/ntfs/lcnalloc.c20
-rw-r--r--fs/ntfs/lcnalloc.h8
-rw-r--r--fs/ntfs/logfile.c108
-rw-r--r--fs/ntfs/logfile.h6
-rw-r--r--fs/ntfs/mft.c58
-rw-r--r--fs/ntfs/mft.h2
-rw-r--r--fs/ntfs/ntfs.h2
-rw-r--r--fs/ntfs/quota.c12
-rw-r--r--fs/ntfs/quota.h2
-rw-r--r--fs/ntfs/runlist.c54
-rw-r--r--fs/ntfs/super.c178
-rw-r--r--fs/ntfs/types.h5
-rw-r--r--fs/ntfs/unistr.c8
-rw-r--r--fs/ntfs/usnjrnl.c8
-rw-r--r--fs/ntfs/usnjrnl.h2
-rw-r--r--fs/ocfs2/dlm/dlmfs.c6
-rw-r--r--fs/ocfs2/file.c28
-rw-r--r--fs/ocfs2/namei.c51
-rw-r--r--fs/open.c213
-rw-r--r--fs/partitions/Makefile2
-rw-r--r--fs/partitions/ldm.c267
-rw-r--r--fs/partitions/msdos.c31
-rw-r--r--fs/pipe.c214
-rw-r--r--fs/posix_acl.c6
-rw-r--r--fs/proc/array.c3
-rw-r--r--fs/proc/base.c3
-rw-r--r--fs/proc/kcore.c4
-rw-r--r--fs/proc/proc_misc.c11
-rw-r--r--fs/qnx4/file.c6
-rw-r--r--fs/qnx4/namei.c8
-rw-r--r--fs/quota.c44
-rw-r--r--fs/ramfs/file-mmu.c6
-rw-r--r--fs/ramfs/file-nommu.c6
-rw-r--r--fs/ramfs/inode.c4
-rw-r--r--fs/read_write.c253
-rw-r--r--fs/read_write.h14
-rw-r--r--fs/reiserfs/Makefile2
-rw-r--r--fs/reiserfs/bitmap.c216
-rw-r--r--fs/reiserfs/dir.c3
-rw-r--r--fs/reiserfs/file.c11
-rw-r--r--fs/reiserfs/inode.c14
-rw-r--r--fs/reiserfs/ioctl.c35
-rw-r--r--fs/reiserfs/journal.c54
-rw-r--r--fs/reiserfs/namei.c16
-rw-r--r--fs/reiserfs/resize.c71
-rw-r--r--fs/reiserfs/super.c161
-rw-r--r--fs/select.c8
-rw-r--r--fs/smbfs/file.c24
-rw-r--r--fs/splice.c2
-rw-r--r--fs/super.c37
-rw-r--r--fs/sync.c113
-rw-r--r--fs/sysfs/dir.c4
-rw-r--r--fs/sysfs/mount.c2
-rw-r--r--fs/sysv/file.c6
-rw-r--r--fs/sysv/namei.c2
-rw-r--r--fs/udf/file.c16
-rw-r--r--fs/udf/inode.c2
-rw-r--r--fs/udf/namei.c26
-rw-r--r--fs/udf/super.c4
-rw-r--r--fs/ufs/file.c6
-rw-r--r--fs/ufs/namei.c2
-rw-r--r--fs/utimes.c137
-rw-r--r--fs/vfat/namei.c17
-rw-r--r--fs/xfs/Kconfig1
-rw-r--r--fs/xfs/Makefile-linux-2.61
-rw-r--r--fs/xfs/linux-2.6/kmem.c29
-rw-r--r--fs/xfs/linux-2.6/kmem.h6
-rw-r--r--fs/xfs/linux-2.6/sema.h2
-rw-r--r--fs/xfs/linux-2.6/sv.h2
-rw-r--r--fs/xfs/linux-2.6/xfs_aops.c9
-rw-r--r--fs/xfs/linux-2.6/xfs_buf.c51
-rw-r--r--fs/xfs/linux-2.6/xfs_buf.h7
-rw-r--r--fs/xfs/linux-2.6/xfs_file.c140
-rw-r--r--fs/xfs/linux-2.6/xfs_globals.c2
-rw-r--r--fs/xfs/linux-2.6/xfs_ioctl.c19
-rw-r--r--fs/xfs/linux-2.6/xfs_iops.c25
-rw-r--r--fs/xfs/linux-2.6/xfs_linux.h14
-rw-r--r--fs/xfs/linux-2.6/xfs_lrw.c14
-rw-r--r--fs/xfs/linux-2.6/xfs_super.c2
-rw-r--r--fs/xfs/linux-2.6/xfs_vfs.h2
-rw-r--r--fs/xfs/linux-2.6/xfs_vnode.h2
-rw-r--r--fs/xfs/quota/xfs_dquot_item.c26
-rw-r--r--fs/xfs/quota/xfs_qm.c14
-rw-r--r--fs/xfs/quota/xfs_qm.h6
-rw-r--r--fs/xfs/quota/xfs_quota_priv.h2
-rw-r--r--fs/xfs/support/ktrace.c2
-rw-r--r--fs/xfs/xfs_ag.h2
-rw-r--r--fs/xfs/xfs_alloc.c10
-rw-r--r--fs/xfs/xfs_alloc_btree.c132
-rw-r--r--fs/xfs/xfs_attr.c181
-rw-r--r--fs/xfs/xfs_attr.h8
-rw-r--r--fs/xfs/xfs_attr_leaf.c351
-rw-r--r--fs/xfs/xfs_attr_leaf.h41
-rw-r--r--fs/xfs/xfs_behavior.c20
-rw-r--r--fs/xfs/xfs_behavior.h2
-rw-r--r--fs/xfs/xfs_bmap.c90
-rw-r--r--fs/xfs/xfs_bmap_btree.c113
-rw-r--r--fs/xfs/xfs_bmap_btree.h11
-rw-r--r--fs/xfs/xfs_btree.c8
-rw-r--r--fs/xfs/xfs_btree.h5
-rw-r--r--fs/xfs/xfs_buf_item.c22
-rw-r--r--fs/xfs/xfs_da_btree.c33
-rw-r--r--fs/xfs/xfs_error.h9
-rw-r--r--fs/xfs/xfs_extfree_item.c69
-rw-r--r--fs/xfs/xfs_extfree_item.h50
-rw-r--r--fs/xfs/xfs_fs.h8
-rw-r--r--fs/xfs/xfs_ialloc.c11
-rw-r--r--fs/xfs/xfs_ialloc_btree.c62
-rw-r--r--fs/xfs/xfs_ialloc_btree.h19
-rw-r--r--fs/xfs/xfs_iget.c44
-rw-r--r--fs/xfs/xfs_inode.c30
-rw-r--r--fs/xfs/xfs_inode.h12
-rw-r--r--fs/xfs/xfs_inode_item.c16
-rw-r--r--fs/xfs/xfs_inode_item.h66
-rw-r--r--fs/xfs/xfs_iomap.c89
-rw-r--r--fs/xfs/xfs_itable.c184
-rw-r--r--fs/xfs/xfs_itable.h16
-rw-r--r--fs/xfs/xfs_log.c19
-rw-r--r--fs/xfs/xfs_log.h8
-rw-r--r--fs/xfs/xfs_log_priv.h10
-rw-r--r--fs/xfs/xfs_mount.h5
-rw-r--r--fs/xfs/xfs_quota.h2
-rw-r--r--fs/xfs/xfs_rtalloc.c38
-rw-r--r--fs/xfs/xfs_sb.h22
-rw-r--r--fs/xfs/xfs_trans.h2
-rw-r--r--fs/xfs/xfs_trans_ail.c4
-rw-r--r--fs/xfs/xfs_trans_priv.h12
-rw-r--r--fs/xfs/xfs_vfsops.c2
-rw-r--r--fs/xfs/xfs_vnodeops.c26
253 files changed, 4379 insertions, 3722 deletions
diff --git a/fs/9p/v9fs.c b/fs/9p/v9fs.c
index 22f7ccd58d38..0f628041e3f7 100644
--- a/fs/9p/v9fs.c
+++ b/fs/9p/v9fs.c
@@ -460,8 +460,10 @@ static int __init init_v9fs(void)
ret = v9fs_mux_global_init();
if (!ret)
- ret = register_filesystem(&v9fs_fs_type);
-
+ return ret;
+ ret = register_filesystem(&v9fs_fs_type);
+ if (!ret)
+ v9fs_mux_global_exit();
return ret;
}
diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index 7a7ec2d1d2f4..5241c600ce28 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -233,7 +233,7 @@ struct inode *v9fs_get_inode(struct super_block *sb, int mode)
inode->i_op = &v9fs_symlink_inode_operations;
break;
case S_IFDIR:
- inode->i_nlink++;
+ inc_nlink(inode);
if(v9ses->extended)
inode->i_op = &v9fs_dir_inode_operations_ext;
else
diff --git a/fs/Kconfig b/fs/Kconfig
index c968b9c7e581..fa64867d6ed6 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -4,6 +4,8 @@
menu "File systems"
+if BLOCK
+
config EXT2_FS
tristate "Second extended fs support"
help
@@ -400,6 +402,8 @@ config ROMFS_FS
If you don't know whether you need it, then you don't need it:
answer N.
+endif
+
config INOTIFY
bool "Inotify file change notification support"
default y
@@ -531,6 +535,7 @@ config FUSE_FS
If you want to develop a userspace FS, or if you want to use
a filesystem based on FUSE, answer Y or M.
+if BLOCK
menu "CD-ROM/DVD Filesystems"
config ISO9660_FS
@@ -598,7 +603,9 @@ config UDF_NLS
depends on (UDF_FS=m && NLS) || (UDF_FS=y && NLS=y)
endmenu
+endif
+if BLOCK
menu "DOS/FAT/NT Filesystems"
config FAT_FS
@@ -783,6 +790,7 @@ config NTFS_RW
It is perfectly safe to say N here.
endmenu
+endif
menu "Pseudo filesystems"
@@ -882,6 +890,19 @@ config TMPFS
See <file:Documentation/filesystems/tmpfs.txt> for details.
+config TMPFS_POSIX_ACL
+ bool "Tmpfs POSIX Access Control Lists"
+ depends on TMPFS
+ select GENERIC_ACL
+ help
+ POSIX Access Control Lists (ACLs) support permissions for users and
+ groups beyond the owner/group/world scheme.
+
+ To learn more about Access Control Lists, visit the POSIX ACLs for
+ Linux website <http://acl.bestbits.at/>.
+
+ If you don't know what Access Control Lists are, say N.
+
config HUGETLBFS
bool "HugeTLB file system support"
depends X86 || IA64 || PPC64 || SPARC64 || SUPERH || BROKEN
@@ -927,7 +948,7 @@ menu "Miscellaneous filesystems"
config ADFS_FS
tristate "ADFS file system support (EXPERIMENTAL)"
- depends on EXPERIMENTAL
+ depends on BLOCK && EXPERIMENTAL
help
The Acorn Disc Filing System is the standard file system of the
RiscOS operating system which runs on Acorn's ARM-based Risc PC
@@ -955,7 +976,7 @@ config ADFS_FS_RW
config AFFS_FS
tristate "Amiga FFS file system support (EXPERIMENTAL)"
- depends on EXPERIMENTAL
+ depends on BLOCK && EXPERIMENTAL
help
The Fast File System (FFS) is the common file system used on hard
disks by Amiga(tm) systems since AmigaOS Version 1.3 (34.20). Say Y
@@ -977,7 +998,7 @@ config AFFS_FS
config HFS_FS
tristate "Apple Macintosh file system support (EXPERIMENTAL)"
- depends on EXPERIMENTAL
+ depends on BLOCK && EXPERIMENTAL
select NLS
help
If you say Y here, you will be able to mount Macintosh-formatted
@@ -990,6 +1011,7 @@ config HFS_FS
config HFSPLUS_FS
tristate "Apple Extended HFS file system support"
+ depends on BLOCK
select NLS
select NLS_UTF8
help
@@ -1003,7 +1025,7 @@ config HFSPLUS_FS
config BEFS_FS
tristate "BeOS file system (BeFS) support (read only) (EXPERIMENTAL)"
- depends on EXPERIMENTAL
+ depends on BLOCK && EXPERIMENTAL
select NLS
help
The BeOS File System (BeFS) is the native file system of Be, Inc's
@@ -1030,7 +1052,7 @@ config BEFS_DEBUG
config BFS_FS
tristate "BFS file system support (EXPERIMENTAL)"
- depends on EXPERIMENTAL
+ depends on BLOCK && EXPERIMENTAL
help
Boot File System (BFS) is a file system used under SCO UnixWare to
allow the bootloader access to the kernel image and other important
@@ -1052,7 +1074,7 @@ config BFS_FS
config EFS_FS
tristate "EFS file system support (read only) (EXPERIMENTAL)"
- depends on EXPERIMENTAL
+ depends on BLOCK && EXPERIMENTAL
help
EFS is an older file system used for non-ISO9660 CD-ROMs and hard
disk partitions by SGI's IRIX operating system (IRIX 6.0 and newer
@@ -1067,7 +1089,7 @@ config EFS_FS
config JFFS_FS
tristate "Journalling Flash File System (JFFS) support"
- depends on MTD
+ depends on MTD && BLOCK
help
JFFS is the Journaling Flash File System developed by Axis
Communications in Sweden, aimed at providing a crash/powerdown-safe
@@ -1252,6 +1274,7 @@ endchoice
config CRAMFS
tristate "Compressed ROM file system support (cramfs)"
+ depends on BLOCK
select ZLIB_INFLATE
help
Saying Y here includes support for CramFs (Compressed ROM File
@@ -1271,6 +1294,7 @@ config CRAMFS
config VXFS_FS
tristate "FreeVxFS file system support (VERITAS VxFS(TM) compatible)"
+ depends on BLOCK
help
FreeVxFS is a file system driver that support the VERITAS VxFS(TM)
file system format. VERITAS VxFS(TM) is the standard file system
@@ -1288,6 +1312,7 @@ config VXFS_FS
config HPFS_FS
tristate "OS/2 HPFS file system support"
+ depends on BLOCK
help
OS/2 is IBM's operating system for PC's, the same as Warp, and HPFS
is the file system used for organizing files on OS/2 hard disk
@@ -1304,6 +1329,7 @@ config HPFS_FS
config QNX4FS_FS
tristate "QNX4 file system support (read only)"
+ depends on BLOCK
help
This is the file system used by the real-time operating systems
QNX 4 and QNX 6 (the latter is also called QNX RTP).
@@ -1331,6 +1357,7 @@ config QNX4FS_RW
config SYSV_FS
tristate "System V/Xenix/V7/Coherent file system support"
+ depends on BLOCK
help
SCO, Xenix and Coherent are commercial Unix systems for Intel
machines, and Version 7 was used on the DEC PDP-11. Saying Y
@@ -1369,6 +1396,7 @@ config SYSV_FS
config UFS_FS
tristate "UFS file system support (read only)"
+ depends on BLOCK
help
BSD and derivate versions of Unix (such as SunOS, FreeBSD, NetBSD,
OpenBSD and NeXTstep) use a file system called UFS. Some System V
@@ -1941,13 +1969,19 @@ config 9P_FS
If unsure, say N.
+config GENERIC_ACL
+ bool
+ select FS_POSIX_ACL
+
endmenu
+if BLOCK
menu "Partition Types"
source "fs/partitions/Kconfig"
endmenu
+endif
source "fs/nls/Kconfig"
source "fs/dlm/Kconfig"
diff --git a/fs/Makefile b/fs/Makefile
index 64df11047ccc..215f70378177 100644
--- a/fs/Makefile
+++ b/fs/Makefile
@@ -5,12 +5,18 @@
# Rewritten to use lists instead of if-statements.
#
-obj-y := open.o read_write.o file_table.o buffer.o bio.o super.o \
- block_dev.o char_dev.o stat.o exec.o pipe.o namei.o fcntl.o \
+obj-y := open.o read_write.o file_table.o super.o \
+ char_dev.o stat.o exec.o pipe.o namei.o fcntl.o \
ioctl.o readdir.o select.o fifo.o locks.o dcache.o inode.o \
attr.o bad_inode.o file.o filesystems.o namespace.o aio.o \
- seq_file.o xattr.o libfs.o fs-writeback.o mpage.o direct-io.o \
- ioprio.o pnode.o drop_caches.o splice.o sync.o
+ seq_file.o xattr.o libfs.o fs-writeback.o \
+ pnode.o drop_caches.o splice.o sync.o utimes.o
+
+ifeq ($(CONFIG_BLOCK),y)
+obj-y += buffer.o bio.o block_dev.o direct-io.o mpage.o ioprio.o
+else
+obj-y += no-block.o
+endif
obj-$(CONFIG_INOTIFY) += inotify.o
obj-$(CONFIG_INOTIFY_USER) += inotify_user.o
@@ -35,6 +41,7 @@ obj-$(CONFIG_BINFMT_FLAT) += binfmt_flat.o
obj-$(CONFIG_FS_MBCACHE) += mbcache.o
obj-$(CONFIG_FS_POSIX_ACL) += posix_acl.o xattr_acl.o
obj-$(CONFIG_NFS_COMMON) += nfs_common/
+obj-$(CONFIG_GENERIC_ACL) += generic_acl.o
obj-$(CONFIG_QUOTA) += dquot.o
obj-$(CONFIG_QFMT_V1) += quota_v1.o
diff --git a/fs/adfs/file.c b/fs/adfs/file.c
index 1014b9f2117b..6101ea679cb1 100644
--- a/fs/adfs/file.c
+++ b/fs/adfs/file.c
@@ -27,10 +27,12 @@
const struct file_operations adfs_file_operations = {
.llseek = generic_file_llseek,
- .read = generic_file_read,
+ .read = do_sync_read,
+ .aio_read = generic_file_aio_read,
.mmap = generic_file_mmap,
.fsync = file_fsync,
- .write = generic_file_write,
+ .write = do_sync_write,
+ .aio_write = generic_file_aio_write,
.sendfile = generic_file_sendfile,
};
diff --git a/fs/affs/file.c b/fs/affs/file.c
index 3de8590e4f6a..05b5e22de759 100644
--- a/fs/affs/file.c
+++ b/fs/affs/file.c
@@ -27,8 +27,10 @@ static int affs_file_release(struct inode *inode, struct file *filp);
const struct file_operations affs_file_operations = {
.llseek = generic_file_llseek,
- .read = generic_file_read,
- .write = generic_file_write,
+ .read = do_sync_read,
+ .aio_read = generic_file_aio_read,
+ .write = do_sync_write,
+ .aio_write = generic_file_aio_write,
.mmap = generic_file_mmap,
.open = affs_file_open,
.release = affs_file_release,
diff --git a/fs/afs/file.c b/fs/afs/file.c
index 67d6634101fd..2e8c42639eaa 100644
--- a/fs/afs/file.c
+++ b/fs/afs/file.c
@@ -16,7 +16,6 @@
#include <linux/slab.h>
#include <linux/fs.h>
#include <linux/pagemap.h>
-#include <linux/buffer_head.h>
#include "volume.h"
#include "vnode.h"
#include <rxrpc/call.h>
@@ -37,7 +36,6 @@ struct inode_operations afs_file_inode_operations = {
const struct address_space_operations afs_fs_aops = {
.readpage = afs_file_readpage,
- .sync_page = block_sync_page,
.set_page_dirty = __set_page_dirty_nobuffers,
.releasepage = afs_file_releasepage,
.invalidatepage = afs_file_invalidatepage,
diff --git a/fs/afs/proc.c b/fs/afs/proc.c
index 101d21b6c037..86463ec9ccb4 100644
--- a/fs/afs/proc.c
+++ b/fs/afs/proc.c
@@ -775,6 +775,7 @@ static int afs_proc_cell_servers_release(struct inode *inode,
* first item
*/
static void *afs_proc_cell_servers_start(struct seq_file *m, loff_t *_pos)
+ __acquires(m->private->sv_lock)
{
struct list_head *_p;
struct afs_cell *cell = m->private;
@@ -823,6 +824,7 @@ static void *afs_proc_cell_servers_next(struct seq_file *p, void *v,
* clean up after reading from the cells list
*/
static void afs_proc_cell_servers_stop(struct seq_file *p, void *v)
+ __releases(p->private->sv_lock)
{
struct afs_cell *cell = p->private;
diff --git a/fs/aio.c b/fs/aio.c
index 950630187acc..2e0d1505ee36 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -15,6 +15,7 @@
#include <linux/aio_abi.h>
#include <linux/module.h>
#include <linux/syscalls.h>
+#include <linux/uio.h>
#define DEBUG 0
@@ -414,6 +415,7 @@ static struct kiocb fastcall *__aio_get_req(struct kioctx *ctx)
req->ki_retry = NULL;
req->ki_dtor = NULL;
req->private = NULL;
+ req->ki_iovec = NULL;
INIT_LIST_HEAD(&req->ki_run_list);
/* Check if the completion queue has enough free space to
@@ -459,6 +461,8 @@ static inline void really_put_req(struct kioctx *ctx, struct kiocb *req)
if (req->ki_dtor)
req->ki_dtor(req);
+ if (req->ki_iovec != &req->ki_inline_vec)
+ kfree(req->ki_iovec);
kmem_cache_free(kiocb_cachep, req);
ctx->reqs_active--;
@@ -1300,63 +1304,63 @@ asmlinkage long sys_io_destroy(aio_context_t ctx)
return -EINVAL;
}
-/*
- * aio_p{read,write} are the default ki_retry methods for
- * IO_CMD_P{READ,WRITE}. They maintains kiocb retry state around potentially
- * multiple calls to f_op->aio_read(). They loop around partial progress
- * instead of returning -EIOCBRETRY because they don't have the means to call
- * kick_iocb().
- */
-static ssize_t aio_pread(struct kiocb *iocb)
+static void aio_advance_iovec(struct kiocb *iocb, ssize_t ret)
{
- struct file *file = iocb->ki_filp;
- struct address_space *mapping = file->f_mapping;
- struct inode *inode = mapping->host;
- ssize_t ret = 0;
-
- do {
- ret = file->f_op->aio_read(iocb, iocb->ki_buf,
- iocb->ki_left, iocb->ki_pos);
- /*
- * Can't just depend on iocb->ki_left to determine
- * whether we are done. This may have been a short read.
- */
- if (ret > 0) {
- iocb->ki_buf += ret;
- iocb->ki_left -= ret;
+ struct iovec *iov = &iocb->ki_iovec[iocb->ki_cur_seg];
+
+ BUG_ON(ret <= 0);
+
+ while (iocb->ki_cur_seg < iocb->ki_nr_segs && ret > 0) {
+ ssize_t this = min((ssize_t)iov->iov_len, ret);
+ iov->iov_base += this;
+ iov->iov_len -= this;
+ iocb->ki_left -= this;
+ ret -= this;
+ if (iov->iov_len == 0) {
+ iocb->ki_cur_seg++;
+ iov++;
}
+ }
- /*
- * For pipes and sockets we return once we have some data; for
- * regular files we retry till we complete the entire read or
- * find that we can't read any more data (e.g short reads).
- */
- } while (ret > 0 && iocb->ki_left > 0 &&
- !S_ISFIFO(inode->i_mode) && !S_ISSOCK(inode->i_mode));
-
- /* This means we must have transferred all that we could */
- /* No need to retry anymore */
- if ((ret == 0) || (iocb->ki_left == 0))
- ret = iocb->ki_nbytes - iocb->ki_left;
-
- return ret;
+ /* the caller should not have done more io than what fit in
+ * the remaining iovecs */
+ BUG_ON(ret > 0 && iocb->ki_left == 0);
}
-/* see aio_pread() */
-static ssize_t aio_pwrite(struct kiocb *iocb)
+static ssize_t aio_rw_vect_retry(struct kiocb *iocb)
{
struct file *file = iocb->ki_filp;
+ struct address_space *mapping = file->f_mapping;
+ struct inode *inode = mapping->host;
+ ssize_t (*rw_op)(struct kiocb *, const struct iovec *,
+ unsigned long, loff_t);
ssize_t ret = 0;
+ unsigned short opcode;
+
+ if ((iocb->ki_opcode == IOCB_CMD_PREADV) ||
+ (iocb->ki_opcode == IOCB_CMD_PREAD)) {
+ rw_op = file->f_op->aio_read;
+ opcode = IOCB_CMD_PREADV;
+ } else {
+ rw_op = file->f_op->aio_write;
+ opcode = IOCB_CMD_PWRITEV;
+ }
do {
- ret = file->f_op->aio_write(iocb, iocb->ki_buf,
- iocb->ki_left, iocb->ki_pos);
- if (ret > 0) {
- iocb->ki_buf += ret;
- iocb->ki_left -= ret;
- }
- } while (ret > 0 && iocb->ki_left > 0);
+ ret = rw_op(iocb, &iocb->ki_iovec[iocb->ki_cur_seg],
+ iocb->ki_nr_segs - iocb->ki_cur_seg,
+ iocb->ki_pos);
+ if (ret > 0)
+ aio_advance_iovec(iocb, ret);
+
+ /* retry all partial writes. retry partial reads as long as its a
+ * regular file. */
+ } while (ret > 0 && iocb->ki_left > 0 &&
+ (opcode == IOCB_CMD_PWRITEV ||
+ (!S_ISFIFO(inode->i_mode) && !S_ISSOCK(inode->i_mode))));
+ /* This means we must have transferred all that we could */
+ /* No need to retry anymore */
if ((ret == 0) || (iocb->ki_left == 0))
ret = iocb->ki_nbytes - iocb->ki_left;
@@ -1383,6 +1387,38 @@ static ssize_t aio_fsync(struct kiocb *iocb)
return ret;
}
+static ssize_t aio_setup_vectored_rw(int type, struct kiocb *kiocb)
+{
+ ssize_t ret;
+
+ ret = rw_copy_check_uvector(type, (struct iovec __user *)kiocb->ki_buf,
+ kiocb->ki_nbytes, 1,
+ &kiocb->ki_inline_vec, &kiocb->ki_iovec);
+ if (ret < 0)
+ goto out;
+
+ kiocb->ki_nr_segs = kiocb->ki_nbytes;
+ kiocb->ki_cur_seg = 0;
+ /* ki_nbytes/left now reflect bytes instead of segs */
+ kiocb->ki_nbytes = ret;
+ kiocb->ki_left = ret;
+
+ ret = 0;
+out:
+ return ret;
+}
+
+static ssize_t aio_setup_single_vector(struct kiocb *kiocb)
+{
+ kiocb->ki_iovec = &kiocb->ki_inline_vec;
+ kiocb->ki_iovec->iov_base = kiocb->ki_buf;
+ kiocb->ki_iovec->iov_len = kiocb->ki_left;
+ kiocb->ki_nr_segs = 1;
+ kiocb->ki_cur_seg = 0;
+ kiocb->ki_nbytes = kiocb->ki_left;
+ return 0;
+}
+
/*
* aio_setup_iocb:
* Performs the initial checks and aio retry method
@@ -1405,9 +1441,12 @@ static ssize_t aio_setup_iocb(struct kiocb *kiocb)
ret = security_file_permission(file, MAY_READ);
if (unlikely(ret))
break;
+ ret = aio_setup_single_vector(kiocb);
+ if (ret)
+ break;
ret = -EINVAL;
if (file->f_op->aio_read)
- kiocb->ki_retry = aio_pread;
+ kiocb->ki_retry = aio_rw_vect_retry;
break;
case IOCB_CMD_PWRITE:
ret = -EBADF;
@@ -1420,9 +1459,40 @@ static ssize_t aio_setup_iocb(struct kiocb *kiocb)
ret = security_file_permission(file, MAY_WRITE);
if (unlikely(ret))
break;
+ ret = aio_setup_single_vector(kiocb);
+ if (ret)
+ break;
+ ret = -EINVAL;
+ if (file->f_op->aio_write)
+ kiocb->ki_retry = aio_rw_vect_retry;
+ break;
+ case IOCB_CMD_PREADV:
+ ret = -EBADF;
+ if (unlikely(!(file->f_mode & FMODE_READ)))
+ break;
+ ret = security_file_permission(file, MAY_READ);
+ if (unlikely(ret))
+ break;
+ ret = aio_setup_vectored_rw(READ, kiocb);
+ if (ret)
+ break;
+ ret = -EINVAL;
+ if (file->f_op->aio_read)
+ kiocb->ki_retry = aio_rw_vect_retry;
+ break;
+ case IOCB_CMD_PWRITEV:
+ ret = -EBADF;
+ if (unlikely(!(file->f_mode & FMODE_WRITE)))
+ break;
+ ret = security_file_permission(file, MAY_WRITE);
+ if (unlikely(ret))
+ break;
+ ret = aio_setup_vectored_rw(WRITE, kiocb);
+ if (ret)
+ break;
ret = -EINVAL;
if (file->f_op->aio_write)
- kiocb->ki_retry = aio_pwrite;
+ kiocb->ki_retry = aio_rw_vect_retry;
break;
case IOCB_CMD_FDSYNC:
ret = -EINVAL;
diff --git a/fs/autofs/root.c b/fs/autofs/root.c
index 9cac08d6a873..368a1c33a3c8 100644
--- a/fs/autofs/root.c
+++ b/fs/autofs/root.c
@@ -414,7 +414,7 @@ static int autofs_root_rmdir(struct inode *dir, struct dentry *dentry)
dentry->d_time = (unsigned long)(struct autofs_dir_ent *)NULL;
autofs_hash_delete(ent);
- dir->i_nlink--;
+ drop_nlink(dir);
d_drop(dentry);
unlock_kernel();
@@ -466,7 +466,7 @@ static int autofs_root_mkdir(struct inode *dir, struct dentry *dentry, int mode)
ent->dentry = dentry;
autofs_hash_insert(dh,ent);
- dir->i_nlink++;
+ inc_nlink(dir);
d_instantiate(dentry, iget(dir->i_sb,ino));
unlock_kernel();
diff --git a/fs/autofs4/root.c b/fs/autofs4/root.c
index 27e17f96cada..c1493524da4d 100644
--- a/fs/autofs4/root.c
+++ b/fs/autofs4/root.c
@@ -281,9 +281,6 @@ static int try_to_fill_dentry(struct dentry *dentry, int flags)
DPRINTK("mount done status=%d", status);
- if (status && dentry->d_inode)
- return status; /* Try to get the kernel to invalidate this dentry */
-
/* Turn this into a real negative dentry? */
if (status == -ENOENT) {
spin_lock(&dentry->d_lock);
@@ -359,7 +356,7 @@ static void *autofs4_follow_link(struct dentry *dentry, struct nameidata *nd)
* don't try to mount it again.
*/
spin_lock(&dcache_lock);
- if (!d_mountpoint(dentry) && list_empty(&dentry->d_subdirs)) {
+ if (!d_mountpoint(dentry) && __simple_empty(dentry)) {
spin_unlock(&dcache_lock);
status = try_to_fill_dentry(dentry, 0);
@@ -540,6 +537,9 @@ static struct dentry *autofs4_lookup(struct inode *dir, struct dentry *dentry, s
return ERR_PTR(-ERESTARTNOINTR);
}
}
+ spin_lock(&dentry->d_lock);
+ dentry->d_flags &= ~DCACHE_AUTOFS_PENDING;
+ spin_unlock(&dentry->d_lock);
}
/*
@@ -638,7 +638,7 @@ static int autofs4_dir_unlink(struct inode *dir, struct dentry *dentry)
dput(ino->dentry);
dentry->d_inode->i_size = 0;
- dentry->d_inode->i_nlink = 0;
+ clear_nlink(dentry->d_inode);
dir->i_mtime = CURRENT_TIME;
@@ -673,10 +673,10 @@ static int autofs4_dir_rmdir(struct inode *dir, struct dentry *dentry)
}
dput(ino->dentry);
dentry->d_inode->i_size = 0;
- dentry->d_inode->i_nlink = 0;
+ clear_nlink(dentry->d_inode);
if (dir->i_nlink)
- dir->i_nlink--;
+ drop_nlink(dir);
return 0;
}
@@ -713,7 +713,7 @@ static int autofs4_dir_mkdir(struct inode *dir, struct dentry *dentry, int mode)
if (p_ino && dentry->d_parent != dentry)
atomic_inc(&p_ino->count);
ino->inode = inode;
- dir->i_nlink++;
+ inc_nlink(dir);
dir->i_mtime = CURRENT_TIME;
return 0;
diff --git a/fs/bad_inode.c b/fs/bad_inode.c
index 80599ae33966..34e6d7b220c3 100644
--- a/fs/bad_inode.c
+++ b/fs/bad_inode.c
@@ -40,8 +40,6 @@ static const struct file_operations bad_file_ops =
.aio_fsync = EIO_ERROR,
.fasync = EIO_ERROR,
.lock = EIO_ERROR,
- .readv = EIO_ERROR,
- .writev = EIO_ERROR,
.sendfile = EIO_ERROR,
.sendpage = EIO_ERROR,
.get_unmapped_area = EIO_ERROR,
diff --git a/fs/bfs/dir.c b/fs/bfs/dir.c
index dcf04cb13283..a650f1d0b85e 100644
--- a/fs/bfs/dir.c
+++ b/fs/bfs/dir.c
@@ -117,8 +117,7 @@ static int bfs_create(struct inode * dir, struct dentry * dentry, int mode,
err = bfs_add_entry(dir, dentry->d_name.name, dentry->d_name.len, inode->i_ino);
if (err) {
- inode->i_nlink--;
- mark_inode_dirty(inode);
+ inode_dec_link_count(inode);
iput(inode);
unlock_kernel();
return err;
@@ -164,7 +163,7 @@ static int bfs_link(struct dentry * old, struct inode * dir, struct dentry * new
unlock_kernel();
return err;
}
- inode->i_nlink++;
+ inc_nlink(inode);
inode->i_ctime = CURRENT_TIME_SEC;
mark_inode_dirty(inode);
atomic_inc(&inode->i_count);
@@ -196,9 +195,8 @@ static int bfs_unlink(struct inode * dir, struct dentry * dentry)
mark_buffer_dirty(bh);
dir->i_ctime = dir->i_mtime = CURRENT_TIME_SEC;
mark_inode_dirty(dir);
- inode->i_nlink--;
inode->i_ctime = dir->i_ctime;
- mark_inode_dirty(inode);
+ inode_dec_link_count(inode);
error = 0;
out_brelse:
@@ -249,9 +247,8 @@ static int bfs_rename(struct inode * old_dir, struct dentry * old_dentry,
old_dir->i_ctime = old_dir->i_mtime = CURRENT_TIME_SEC;
mark_inode_dirty(old_dir);
if (new_inode) {
- new_inode->i_nlink--;
new_inode->i_ctime = CURRENT_TIME_SEC;
- mark_inode_dirty(new_inode);
+ inode_dec_link_count(new_inode);
}
mark_buffer_dirty(old_bh);
error = 0;
diff --git a/fs/bfs/file.c b/fs/bfs/file.c
index 3d5aca28a0a0..a9164a87f8de 100644
--- a/fs/bfs/file.c
+++ b/fs/bfs/file.c
@@ -19,8 +19,10 @@
const struct file_operations bfs_file_operations = {
.llseek = generic_file_llseek,
- .read = generic_file_read,
- .write = generic_file_write,
+ .read = do_sync_read,
+ .aio_read = generic_file_aio_read,
+ .write = do_sync_write,
+ .aio_write = generic_file_aio_write,
.mmap = generic_file_mmap,
.sendfile = generic_file_sendfile,
};
diff --git a/fs/binfmt_aout.c b/fs/binfmt_aout.c
index f312103434d4..517e111bb7ef 100644
--- a/fs/binfmt_aout.c
+++ b/fs/binfmt_aout.c
@@ -278,6 +278,13 @@ static int load_aout_binary(struct linux_binprm * bprm, struct pt_regs * regs)
return -ENOEXEC;
}
+ /*
+ * Requires a mmap handler. This prevents people from using a.out
+ * as part of an exploit attack against /proc-related vulnerabilities.
+ */
+ if (!bprm->file->f_op || !bprm->file->f_op->mmap)
+ return -ENOEXEC;
+
fd_offset = N_TXTOFF(ex);
/* Check initial limits. This avoids letting people circumvent
@@ -476,6 +483,13 @@ static int load_aout_library(struct file *file)
goto out;
}
+ /*
+ * Requires a mmap handler. This prevents people from using a.out
+ * as part of an exploit attack against /proc-related vulnerabilities.
+ */
+ if (!file->f_op || !file->f_op->mmap)
+ goto out;
+
if (N_FLAGS(ex))
goto out;
diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index dfd8cfb7fb5d..06435f3665f4 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -46,7 +46,6 @@
static int load_elf_binary(struct linux_binprm *bprm, struct pt_regs *regs);
static int load_elf_library(struct file *);
static unsigned long elf_map (struct file *, unsigned long, struct elf_phdr *, int, int);
-extern int dump_fpu (struct pt_regs *, elf_fpregset_t *);
#ifndef elf_addr_t
#define elf_addr_t unsigned long
@@ -1038,10 +1037,8 @@ out_free_interp:
out_free_file:
sys_close(elf_exec_fileno);
out_free_fh:
- if (files) {
- put_files_struct(current->files);
- current->files = files;
- }
+ if (files)
+ reset_files_struct(current, files);
out_free_ph:
kfree(elf_phdata);
goto out;
@@ -1154,11 +1151,23 @@ static int dump_write(struct file *file, const void *addr, int nr)
static int dump_seek(struct file *file, loff_t off)
{
- if (file->f_op->llseek) {
- if (file->f_op->llseek(file, off, 0) != off)
+ if (file->f_op->llseek && file->f_op->llseek != no_llseek) {
+ if (file->f_op->llseek(file, off, 1) != off)
return 0;
- } else
- file->f_pos = off;
+ } else {
+ char *buf = (char *)get_zeroed_page(GFP_KERNEL);
+ if (!buf)
+ return 0;
+ while (off > 0) {
+ unsigned long n = off;
+ if (n > PAGE_SIZE)
+ n = PAGE_SIZE;
+ if (!dump_write(file, buf, n))
+ return 0;
+ off -= n;
+ }
+ free_page((unsigned long)buf);
+ }
return 1;
}
@@ -1206,30 +1215,35 @@ static int notesize(struct memelfnote *en)
return sz;
}
-#define DUMP_WRITE(addr, nr) \
- do { if (!dump_write(file, (addr), (nr))) return 0; } while(0)
-#define DUMP_SEEK(off) \
- do { if (!dump_seek(file, (off))) return 0; } while(0)
+#define DUMP_WRITE(addr, nr, foffset) \
+ do { if (!dump_write(file, (addr), (nr))) return 0; *foffset += (nr); } while(0)
-static int writenote(struct memelfnote *men, struct file *file)
+static int alignfile(struct file *file, loff_t *foffset)
{
- struct elf_note en;
+ char buf[4] = { 0, };
+ DUMP_WRITE(buf, roundup(*foffset, 4) - *foffset, foffset);
+ return 1;
+}
+static int writenote(struct memelfnote *men, struct file *file,
+ loff_t *foffset)
+{
+ struct elf_note en;
en.n_namesz = strlen(men->name) + 1;
en.n_descsz = men->datasz;
en.n_type = men->type;
- DUMP_WRITE(&en, sizeof(en));
- DUMP_WRITE(men->name, en.n_namesz);
- /* XXX - cast from long long to long to avoid need for libgcc.a */
- DUMP_SEEK(roundup((unsigned long)file->f_pos, 4)); /* XXX */
- DUMP_WRITE(men->data, men->datasz);
- DUMP_SEEK(roundup((unsigned long)file->f_pos, 4)); /* XXX */
+ DUMP_WRITE(&en, sizeof(en), foffset);
+ DUMP_WRITE(men->name, en.n_namesz, foffset);
+ if (!alignfile(file, foffset))
+ return 0;
+ DUMP_WRITE(men->data, men->datasz, foffset);
+ if (!alignfile(file, foffset))
+ return 0;
return 1;
}
#undef DUMP_WRITE
-#undef DUMP_SEEK
#define DUMP_WRITE(addr, nr) \
if ((size += (nr)) > limit || !dump_write(file, (addr), (nr))) \
@@ -1429,7 +1443,7 @@ static int elf_core_dump(long signr, struct pt_regs *regs, struct file *file)
int i;
struct vm_area_struct *vma;
struct elfhdr *elf = NULL;
- loff_t offset = 0, dataoff;
+ loff_t offset = 0, dataoff, foffset;
unsigned long limit = current->signal->rlim[RLIMIT_CORE].rlim_cur;
int numnote;
struct memelfnote *notes = NULL;
@@ -1481,20 +1495,19 @@ static int elf_core_dump(long signr, struct pt_regs *regs, struct file *file)
if (signr) {
struct elf_thread_status *tmp;
- read_lock(&tasklist_lock);
+ rcu_read_lock();
do_each_thread(g,p)
if (current->mm == p->mm && current != p) {
tmp = kzalloc(sizeof(*tmp), GFP_ATOMIC);
if (!tmp) {
- read_unlock(&tasklist_lock);
+ rcu_read_unlock();
goto cleanup;
}
- INIT_LIST_HEAD(&tmp->list);
tmp->thread = p;
list_add(&tmp->list, &thread_list);
}
while_each_thread(g,p);
- read_unlock(&tasklist_lock);
+ rcu_read_unlock();
list_for_each(t, &thread_list) {
struct elf_thread_status *tmp;
int sz;
@@ -1573,7 +1586,8 @@ static int elf_core_dump(long signr, struct pt_regs *regs, struct file *file)
DUMP_WRITE(&phdr, sizeof(phdr));
}
- /* Page-align dumped data */
+ foffset = offset;
+
dataoff = offset = roundup(offset, ELF_EXEC_PAGESIZE);
/* Write program headers for segments dump */
@@ -1598,6 +1612,7 @@ static int elf_core_dump(long signr, struct pt_regs *regs, struct file *file)
phdr.p_align = ELF_EXEC_PAGESIZE;
DUMP_WRITE(&phdr, sizeof(phdr));
+ foffset += sizeof(phdr);
}
#ifdef ELF_CORE_WRITE_EXTRA_PHDRS
@@ -1606,7 +1621,7 @@ static int elf_core_dump(long signr, struct pt_regs *regs, struct file *file)
/* write out the notes section */
for (i = 0; i < numnote; i++)
- if (!writenote(notes + i, file))
+ if (!writenote(notes + i, file, &foffset))
goto end_coredump;
/* write out the thread status notes section */
@@ -1615,11 +1630,12 @@ static int elf_core_dump(long signr, struct pt_regs *regs, struct file *file)
list_entry(t, struct elf_thread_status, list);
for (i = 0; i < tmp->num_notes; i++)
- if (!writenote(&tmp->notes[i], file))
+ if (!writenote(&tmp->notes[i], file, &foffset))
goto end_coredump;
}
-
- DUMP_SEEK(dataoff);
+
+ /* Align to page */
+ DUMP_SEEK(dataoff - foffset);
for (vma = current->mm->mmap; vma != NULL; vma = vma->vm_next) {
unsigned long addr;
@@ -1635,10 +1651,10 @@ static int elf_core_dump(long signr, struct pt_regs *regs, struct file *file)
if (get_user_pages(current, current->mm, addr, 1, 0, 1,
&page, &vma) <= 0) {
- DUMP_SEEK(file->f_pos + PAGE_SIZE);
+ DUMP_SEEK(PAGE_SIZE);
} else {
if (page == ZERO_PAGE(addr)) {
- DUMP_SEEK(file->f_pos + PAGE_SIZE);
+ DUMP_SEEK(PAGE_SIZE);
} else {
void *kaddr;
flush_cache_page(vma, addr,
@@ -1662,13 +1678,6 @@ static int elf_core_dump(long signr, struct pt_regs *regs, struct file *file)
ELF_CORE_WRITE_EXTRA_DATA;
#endif
- if (file->f_pos != offset) {
- /* Sanity check */
- printk(KERN_WARNING
- "elf_core_dump: file->f_pos (%Ld) != offset (%Ld)\n",
- file->f_pos, offset);
- }
-
end_coredump:
set_fs(fs);
diff --git a/fs/binfmt_elf_fdpic.c b/fs/binfmt_elf_fdpic.c
index 2f3365829229..f86d5c9ce5eb 100644
--- a/fs/binfmt_elf_fdpic.c
+++ b/fs/binfmt_elf_fdpic.c
@@ -1597,20 +1597,19 @@ static int elf_fdpic_core_dump(long signr, struct pt_regs *regs,
if (signr) {
struct elf_thread_status *tmp;
- read_lock(&tasklist_lock);
+ rcu_read_lock();
do_each_thread(g,p)
if (current->mm == p->mm && current != p) {
tmp = kzalloc(sizeof(*tmp), GFP_ATOMIC);
if (!tmp) {
- read_unlock(&tasklist_lock);
+ rcu_read_unlock();
goto cleanup;
}
- INIT_LIST_HEAD(&tmp->list);
tmp->thread = p;
list_add(&tmp->list, &thread_list);
}
while_each_thread(g,p);
- read_unlock(&tasklist_lock);
+ rcu_read_unlock();
list_for_each(t, &thread_list) {
struct elf_thread_status *tmp;
int sz;
diff --git a/fs/binfmt_misc.c b/fs/binfmt_misc.c
index 66ba137f8661..1713c48fef54 100644
--- a/fs/binfmt_misc.c
+++ b/fs/binfmt_misc.c
@@ -215,10 +215,8 @@ _error:
bprm->interp_flags = 0;
bprm->interp_data = 0;
_unshare:
- if (files) {
- put_files_struct(current->files);
- current->files = files;
- }
+ if (files)
+ reset_files_struct(current, files);
goto _ret;
}
diff --git a/fs/bio.c b/fs/bio.c
index 6a0b9ad8f8c9..8f93e939f213 100644
--- a/fs/bio.c
+++ b/fs/bio.c
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2001 Jens Axboe <axboe@suse.de>
+ * Copyright (C) 2001 Jens Axboe <axboe@kernel.dk>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@@ -1142,7 +1142,7 @@ static int biovec_create_pools(struct bio_set *bs, int pool_entries, int scale)
struct biovec_slab *bp = bvec_slabs + i;
mempool_t **bvp = bs->bvec_pools + i;
- if (i >= scale)
+ if (pool_entries > 1 && i >= scale)
pool_entries >>= 1;
*bvp = mempool_create_slab_pool(pool_entries, bp->slab);
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 045f98854f14..bc8f27cc4483 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -17,11 +17,13 @@
#include <linux/module.h>
#include <linux/blkpg.h>
#include <linux/buffer_head.h>
+#include <linux/writeback.h>
#include <linux/mpage.h>
#include <linux/mount.h>
#include <linux/uio.h>
#include <linux/namei.h>
#include <asm/uaccess.h>
+#include "internal.h"
struct bdev_inode {
struct block_device bdev;
@@ -543,11 +545,11 @@ static struct kobject *bdev_get_holder(struct block_device *bdev)
return kobject_get(bdev->bd_disk->holder_dir);
}
-static void add_symlink(struct kobject *from, struct kobject *to)
+static int add_symlink(struct kobject *from, struct kobject *to)
{
if (!from || !to)
- return;
- sysfs_create_link(from, to, kobject_name(to));
+ return 0;
+ return sysfs_create_link(from, to, kobject_name(to));
}
static void del_symlink(struct kobject *from, struct kobject *to)
@@ -648,30 +650,38 @@ static void free_bd_holder(struct bd_holder *bo)
* If there is no matching entry with @bo in @bdev->bd_holder_list,
* add @bo to the list, create symlinks.
*
- * Returns 1 if @bo was added to the list.
- * Returns 0 if @bo wasn't used by any reason and should be freed.
+ * Returns 0 if symlinks are created or already there.
+ * Returns -ve if something fails and @bo can be freed.
*/
static int add_bd_holder(struct block_device *bdev, struct bd_holder *bo)
{
struct bd_holder *tmp;
+ int ret;
if (!bo)
- return 0;
+ return -EINVAL;
list_for_each_entry(tmp, &bdev->bd_holder_list, list) {
if (tmp->sdir == bo->sdir) {
tmp->count++;
+ /* We've already done what we need to do here. */
+ free_bd_holder(bo);
return 0;
}
}
if (!bd_holder_grab_dirs(bdev, bo))
- return 0;
+ return -EBUSY;
- add_symlink(bo->sdir, bo->sdev);
- add_symlink(bo->hdir, bo->hdev);
- list_add_tail(&bo->list, &bdev->bd_holder_list);
- return 1;
+ ret = add_symlink(bo->sdir, bo->sdev);
+ if (ret == 0) {
+ ret = add_symlink(bo->hdir, bo->hdev);
+ if (ret)
+ del_symlink(bo->sdir, bo->sdev);
+ }
+ if (ret == 0)
+ list_add_tail(&bo->list, &bdev->bd_holder_list);
+ return ret;
}
/**
@@ -741,7 +751,9 @@ static int bd_claim_by_kobject(struct block_device *bdev, void *holder,
mutex_lock_nested(&bdev->bd_mutex, BD_MUTEX_PARTITION);
res = bd_claim(bdev, holder);
- if (res || !add_bd_holder(bdev, bo))
+ if (res == 0)
+ res = add_bd_holder(bdev, bo);
+ if (res)
free_bd_holder(bo);
mutex_unlock(&bdev->bd_mutex);
@@ -1021,7 +1033,7 @@ do_open(struct block_device *bdev, struct file *file, unsigned int subclass)
rescan_partitions(bdev->bd_disk, bdev);
} else {
mutex_lock_nested(&bdev->bd_contains->bd_mutex,
- BD_MUTEX_PARTITION);
+ BD_MUTEX_WHOLE);
bdev->bd_contains->bd_part_count++;
mutex_unlock(&bdev->bd_contains->bd_mutex);
}
@@ -1142,22 +1154,6 @@ static int blkdev_close(struct inode * inode, struct file * filp)
return blkdev_put(bdev);
}
-static ssize_t blkdev_file_write(struct file *file, const char __user *buf,
- size_t count, loff_t *ppos)
-{
- struct iovec local_iov = { .iov_base = (void __user *)buf, .iov_len = count };
-
- return generic_file_write_nolock(file, &local_iov, 1, ppos);
-}
-
-static ssize_t blkdev_file_aio_write(struct kiocb *iocb, const char __user *buf,
- size_t count, loff_t pos)
-{
- struct iovec local_iov = { .iov_base = (void __user *)buf, .iov_len = count };
-
- return generic_file_aio_write_nolock(iocb, &local_iov, 1, &iocb->ki_pos);
-}
-
static long block_ioctl(struct file *file, unsigned cmd, unsigned long arg)
{
return blkdev_ioctl(file->f_mapping->host, file, cmd, arg);
@@ -1177,18 +1173,16 @@ const struct file_operations def_blk_fops = {
.open = blkdev_open,
.release = blkdev_close,
.llseek = block_llseek,
- .read = generic_file_read,
- .write = blkdev_file_write,
+ .read = do_sync_read,
+ .write = do_sync_write,
.aio_read = generic_file_aio_read,
- .aio_write = blkdev_file_aio_write,
+ .aio_write = generic_file_aio_write_nolock,
.mmap = generic_file_mmap,
.fsync = block_fsync,
.unlocked_ioctl = block_ioctl,
#ifdef CONFIG_COMPAT
.compat_ioctl = compat_blkdev_ioctl,
#endif
- .readv = generic_file_readv,
- .writev = generic_file_write_nolock,
.sendfile = generic_file_sendfile,
.splice_read = generic_file_splice_read,
.splice_write = generic_file_splice_write,
@@ -1303,3 +1297,24 @@ void close_bdev_excl(struct block_device *bdev)
}
EXPORT_SYMBOL(close_bdev_excl);
+
+int __invalidate_device(struct block_device *bdev)
+{
+ struct super_block *sb = get_super(bdev);
+ int res = 0;
+
+ if (sb) {
+ /*
+ * no need to lock the super, get_super holds the
+ * read mutex so the filesystem cannot go away
+ * under us (->put_super runs with the write lock
+ * hold).
+ */
+ shrink_dcache_sb(sb);
+ res = invalidate_inodes(sb);
+ drop_super(sb);
+ }
+ invalidate_bdev(bdev, 0);
+ return res;
+}
+EXPORT_SYMBOL(__invalidate_device);
diff --git a/fs/buffer.c b/fs/buffer.c
index 3b6d701073e7..16cfbcd254f1 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -159,31 +159,6 @@ int sync_blockdev(struct block_device *bdev)
}
EXPORT_SYMBOL(sync_blockdev);
-static void __fsync_super(struct super_block *sb)
-{
- sync_inodes_sb(sb, 0);
- DQUOT_SYNC(sb);
- lock_super(sb);
- if (sb->s_dirt && sb->s_op->write_super)
- sb->s_op->write_super(sb);
- unlock_super(sb);
- if (sb->s_op->sync_fs)
- sb->s_op->sync_fs(sb, 1);
- sync_blockdev(sb->s_bdev);
- sync_inodes_sb(sb, 1);
-}
-
-/*
- * Write out and wait upon all dirty data associated with this
- * superblock. Filesystem data as well as the underlying block
- * device. Takes the superblock lock.
- */
-int fsync_super(struct super_block *sb)
-{
- __fsync_super(sb);
- return sync_blockdev(sb->s_bdev);
-}
-
/*
* Write out and wait upon all dirty data associated with this
* device. Filesystem data as well as the underlying block
@@ -260,118 +235,6 @@ void thaw_bdev(struct block_device *bdev, struct super_block *sb)
EXPORT_SYMBOL(thaw_bdev);
/*
- * sync everything. Start out by waking pdflush, because that writes back
- * all queues in parallel.
- */
-static void do_sync(unsigned long wait)
-{
- wakeup_pdflush(0);
- sync_inodes(0); /* All mappings, inodes and their blockdevs */
- DQUOT_SYNC(NULL);
- sync_supers(); /* Write the superblocks */
- sync_filesystems(0); /* Start syncing the filesystems */
- sync_filesystems(wait); /* Waitingly sync the filesystems */
- sync_inodes(wait); /* Mappings, inodes and blockdevs, again. */
- if (!wait)
- printk("Emergency Sync complete\n");
- if (unlikely(laptop_mode))
- laptop_sync_completion();
-}
-
-asmlinkage long sys_sync(void)
-{
- do_sync(1);
- return 0;
-}
-
-void emergency_sync(void)
-{
- pdflush_operation(do_sync, 0);
-}
-
-/*
- * Generic function to fsync a file.
- *
- * filp may be NULL if called via the msync of a vma.
- */
-
-int file_fsync(struct file *filp, struct dentry *dentry, int datasync)
-{
- struct inode * inode = dentry->d_inode;
- struct super_block * sb;
- int ret, err;
-
- /* sync the inode to buffers */
- ret = write_inode_now(inode, 0);
-
- /* sync the superblock to buffers */
- sb = inode->i_sb;
- lock_super(sb);
- if (sb->s_op->write_super)
- sb->s_op->write_super(sb);
- unlock_super(sb);
-
- /* .. finally sync the buffers to disk */
- err = sync_blockdev(sb->s_bdev);
- if (!ret)
- ret = err;
- return ret;
-}
-
-long do_fsync(struct file *file, int datasync)
-{
- int ret;
- int err;
- struct address_space *mapping = file->f_mapping;
-
- if (!file->f_op || !file->f_op->fsync) {
- /* Why? We can still call filemap_fdatawrite */
- ret = -EINVAL;
- goto out;
- }
-
- ret = filemap_fdatawrite(mapping);
-
- /*
- * We need to protect against concurrent writers, which could cause
- * livelocks in fsync_buffers_list().
- */
- mutex_lock(&mapping->host->i_mutex);
- err = file->f_op->fsync(file, file->f_dentry, datasync);
- if (!ret)
- ret = err;
- mutex_unlock(&mapping->host->i_mutex);
- err = filemap_fdatawait(mapping);
- if (!ret)
- ret = err;
-out:
- return ret;
-}
-
-static long __do_fsync(unsigned int fd, int datasync)
-{
- struct file *file;
- int ret = -EBADF;
-
- file = fget(fd);
- if (file) {
- ret = do_fsync(file, datasync);
- fput(file);
- }
- return ret;
-}
-
-asmlinkage long sys_fsync(unsigned int fd)
-{
- return __do_fsync(fd, 0);
-}
-
-asmlinkage long sys_fdatasync(unsigned int fd)
-{
- return __do_fsync(fd, 1);
-}
-
-/*
* Various filesystems appear to want __find_get_block to be non-blocking.
* But it's the page lock which protects the buffers. To get around this,
* we get exclusion from try_to_free_buffers with the blockdev mapping's
@@ -1551,35 +1414,6 @@ static void discard_buffer(struct buffer_head * bh)
}
/**
- * try_to_release_page() - release old fs-specific metadata on a page
- *
- * @page: the page which the kernel is trying to free
- * @gfp_mask: memory allocation flags (and I/O mode)
- *
- * The address_space is to try to release any data against the page
- * (presumably at page->private). If the release was successful, return `1'.
- * Otherwise return zero.
- *
- * The @gfp_mask argument specifies whether I/O may be performed to release
- * this page (__GFP_IO), and whether the call may block (__GFP_WAIT).
- *
- * NOTE: @gfp_mask may go away, and this function may become non-blocking.
- */
-int try_to_release_page(struct page *page, gfp_t gfp_mask)
-{
- struct address_space * const mapping = page->mapping;
-
- BUG_ON(!PageLocked(page));
- if (PageWriteback(page))
- return 0;
-
- if (mapping && mapping->a_ops->releasepage)
- return mapping->a_ops->releasepage(page, gfp_mask);
- return try_to_free_buffers(page);
-}
-EXPORT_SYMBOL(try_to_release_page);
-
-/**
* block_invalidatepage - invalidate part of all of a buffer-backed page
*
* @page: the page which is affected
@@ -1630,14 +1464,6 @@ out:
}
EXPORT_SYMBOL(block_invalidatepage);
-void do_invalidatepage(struct page *page, unsigned long offset)
-{
- void (*invalidatepage)(struct page *, unsigned long);
- invalidatepage = page->mapping->a_ops->invalidatepage ? :
- block_invalidatepage;
- (*invalidatepage)(page, offset);
-}
-
/*
* We attach and possibly dirty the buffers atomically wrt
* __set_page_dirty_buffers() via private_lock. try_to_free_buffers
diff --git a/fs/char_dev.c b/fs/char_dev.c
index 0009346d827f..a885f46ca001 100644
--- a/fs/char_dev.c
+++ b/fs/char_dev.c
@@ -24,6 +24,7 @@
#ifdef CONFIG_KMOD
#include <linux/kmod.h>
#endif
+#include "internal.h"
/*
* capabilities for /dev/mem, /dev/kmem and similar directly mappable character
@@ -128,13 +129,31 @@ __register_chrdev_region(unsigned int major, unsigned int baseminor,
for (cp = &chrdevs[i]; *cp; cp = &(*cp)->next)
if ((*cp)->major > major ||
- ((*cp)->major == major && (*cp)->baseminor >= baseminor))
+ ((*cp)->major == major &&
+ (((*cp)->baseminor >= baseminor) ||
+ ((*cp)->baseminor + (*cp)->minorct > baseminor))))
break;
- if (*cp && (*cp)->major == major &&
- (*cp)->baseminor < baseminor + minorct) {
- ret = -EBUSY;
- goto out;
+
+ /* Check for overlapping minor ranges. */
+ if (*cp && (*cp)->major == major) {
+ int old_min = (*cp)->baseminor;
+ int old_max = (*cp)->baseminor + (*cp)->minorct - 1;
+ int new_min = baseminor;
+ int new_max = baseminor + minorct - 1;
+
+ /* New driver overlaps from the left. */
+ if (new_max >= old_min && new_max <= old_max) {
+ ret = -EBUSY;
+ goto out;
+ }
+
+ /* New driver overlaps from the right. */
+ if (new_min <= old_max && new_min >= old_min) {
+ ret = -EBUSY;
+ goto out;
+ }
}
+
cd->next = *cp;
*cp = cd;
mutex_unlock(&chrdevs_lock);
@@ -165,6 +184,15 @@ __unregister_chrdev_region(unsigned major, unsigned baseminor, int minorct)
return cd;
}
+/**
+ * register_chrdev_region() - register a range of device numbers
+ * @from: the first in the desired range of device numbers; must include
+ * the major number.
+ * @count: the number of consecutive device numbers required
+ * @name: the name of the device or driver.
+ *
+ * Return value is zero on success, a negative error code on failure.
+ */
int register_chrdev_region(dev_t from, unsigned count, const char *name)
{
struct char_device_struct *cd;
@@ -190,6 +218,17 @@ fail:
return PTR_ERR(cd);
}
+/**
+ * alloc_chrdev_region() - register a range of char device numbers
+ * @dev: output parameter for first assigned number
+ * @baseminor: first of the requested range of minor numbers
+ * @count: the number of minor numbers required
+ * @name: the name of the associated device or driver
+ *
+ * Allocates a range of char device numbers. The major number will be
+ * chosen dynamically, and returned (along with the first minor number)
+ * in @dev. Returns zero or a negative error code.
+ */
int alloc_chrdev_region(dev_t *dev, unsigned baseminor, unsigned count,
const char *name)
{
@@ -259,6 +298,15 @@ out2:
return err;
}
+/**
+ * unregister_chrdev_region() - return a range of device numbers
+ * @from: the first in the range of numbers to unregister
+ * @count: the number of device numbers to unregister
+ *
+ * This function will unregister a range of @count device numbers,
+ * starting with @from. The caller should normally be the one who
+ * allocated those numbers in the first place...
+ */
void unregister_chrdev_region(dev_t from, unsigned count)
{
dev_t to = from + count;
@@ -396,6 +444,16 @@ static int exact_lock(dev_t dev, void *data)
return cdev_get(p) ? 0 : -1;
}
+/**
+ * cdev_add() - add a char device to the system
+ * @p: the cdev structure for the device
+ * @dev: the first device number for which this device is responsible
+ * @count: the number of consecutive minor numbers corresponding to this
+ * device
+ *
+ * cdev_add() adds the device represented by @p to the system, making it
+ * live immediately. A negative error code is returned on failure.
+ */
int cdev_add(struct cdev *p, dev_t dev, unsigned count)
{
p->dev = dev;
@@ -408,6 +466,13 @@ static void cdev_unmap(dev_t dev, unsigned count)
kobj_unmap(cdev_map, dev, count);
}
+/**
+ * cdev_del() - remove a cdev from the system
+ * @p: the cdev structure to be removed
+ *
+ * cdev_del() removes @p from the system, possibly freeing the structure
+ * itself.
+ */
void cdev_del(struct cdev *p)
{
cdev_unmap(p->dev, p->count);
@@ -436,6 +501,11 @@ static struct kobj_type ktype_cdev_dynamic = {
.release = cdev_dynamic_release,
};
+/**
+ * cdev_alloc() - allocate a cdev structure
+ *
+ * Allocates and returns a cdev structure, or NULL on failure.
+ */
struct cdev *cdev_alloc(void)
{
struct cdev *p = kzalloc(sizeof(struct cdev), GFP_KERNEL);
@@ -447,6 +517,14 @@ struct cdev *cdev_alloc(void)
return p;
}
+/**
+ * cdev_init() - initialize a cdev structure
+ * @cdev: the structure to initialize
+ * @fops: the file_operations for this device
+ *
+ * Initializes @cdev, remembering @fops, making it ready to add to the
+ * system with cdev_add().
+ */
void cdev_init(struct cdev *cdev, const struct file_operations *fops)
{
memset(cdev, 0, sizeof *cdev);
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 22bcf4d7e7ae..c00c654f2e11 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -480,25 +480,13 @@ cifs_get_sb(struct file_system_type *fs_type,
return simple_set_mnt(mnt, sb);
}
-static ssize_t cifs_file_writev(struct file *file, const struct iovec *iov,
- unsigned long nr_segs, loff_t *ppos)
-{
- struct inode *inode = file->f_dentry->d_inode;
- ssize_t written;
-
- written = generic_file_writev(file, iov, nr_segs, ppos);
- if (!CIFS_I(inode)->clientCanCacheAll)
- filemap_fdatawrite(inode->i_mapping);
- return written;
-}
-
-static ssize_t cifs_file_aio_write(struct kiocb *iocb, const char __user *buf,
- size_t count, loff_t pos)
+static ssize_t cifs_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
+ unsigned long nr_segs, loff_t pos)
{
struct inode *inode = iocb->ki_filp->f_dentry->d_inode;
ssize_t written;
- written = generic_file_aio_write(iocb, buf, count, pos);
+ written = generic_file_aio_write(iocb, iov, nr_segs, pos);
if (!CIFS_I(inode)->clientCanCacheAll)
filemap_fdatawrite(inode->i_mapping);
return written;
@@ -577,8 +565,6 @@ struct inode_operations cifs_symlink_inode_ops = {
const struct file_operations cifs_file_ops = {
.read = do_sync_read,
.write = do_sync_write,
- .readv = generic_file_readv,
- .writev = cifs_file_writev,
.aio_read = generic_file_aio_read,
.aio_write = cifs_file_aio_write,
.open = cifs_open,
@@ -620,8 +606,6 @@ const struct file_operations cifs_file_direct_ops = {
const struct file_operations cifs_file_nobrl_ops = {
.read = do_sync_read,
.write = do_sync_write,
- .readv = generic_file_readv,
- .writev = cifs_file_writev,
.aio_read = generic_file_aio_read,
.aio_write = cifs_file_aio_write,
.open = cifs_open,
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index ddb012a68023..976a691c5a68 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -25,7 +25,6 @@
#include <linux/backing-dev.h>
#include <linux/stat.h>
#include <linux/fcntl.h>
-#include <linux/mpage.h>
#include <linux/pagemap.h>
#include <linux/pagevec.h>
#include <linux/smp_lock.h>
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index b88147c1dc27..6b90ef98e4cf 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -19,7 +19,6 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/fs.h>
-#include <linux/buffer_head.h>
#include <linux/stat.h>
#include <linux/pagemap.h>
#include <asm/div64.h>
@@ -591,7 +590,7 @@ int cifs_unlink(struct inode *inode, struct dentry *direntry)
if (!rc) {
if (direntry->d_inode)
- direntry->d_inode->i_nlink--;
+ drop_nlink(direntry->d_inode);
} else if (rc == -ENOENT) {
d_drop(direntry);
} else if (rc == -ETXTBSY) {
@@ -610,7 +609,7 @@ int cifs_unlink(struct inode *inode, struct dentry *direntry)
CIFS_MOUNT_MAP_SPECIAL_CHR);
CIFSSMBClose(xid, pTcon, netfid);
if (direntry->d_inode)
- direntry->d_inode->i_nlink--;
+ drop_nlink(direntry->d_inode);
}
} else if (rc == -EACCES) {
/* try only if r/o attribute set in local lookup data? */
@@ -664,7 +663,7 @@ int cifs_unlink(struct inode *inode, struct dentry *direntry)
CIFS_MOUNT_MAP_SPECIAL_CHR);
if (!rc) {
if (direntry->d_inode)
- direntry->d_inode->i_nlink--;
+ drop_nlink(direntry->d_inode);
} else if (rc == -ETXTBSY) {
int oplock = FALSE;
__u16 netfid;
@@ -685,7 +684,7 @@ int cifs_unlink(struct inode *inode, struct dentry *direntry)
CIFS_MOUNT_MAP_SPECIAL_CHR);
CIFSSMBClose(xid, pTcon, netfid);
if (direntry->d_inode)
- direntry->d_inode->i_nlink--;
+ drop_nlink(direntry->d_inode);
}
/* BB if rc = -ETXTBUSY goto the rename logic BB */
}
@@ -736,7 +735,7 @@ int cifs_mkdir(struct inode *inode, struct dentry *direntry, int mode)
cFYI(1, ("cifs_mkdir returned 0x%x", rc));
d_drop(direntry);
} else {
- inode->i_nlink++;
+ inc_nlink(inode);
if (pTcon->ses->capabilities & CAP_UNIX)
rc = cifs_get_inode_info_unix(&newinode, full_path,
inode->i_sb,xid);
@@ -817,9 +816,9 @@ int cifs_rmdir(struct inode *inode, struct dentry *direntry)
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
if (!rc) {
- inode->i_nlink--;
+ drop_nlink(inode);
i_size_write(direntry->d_inode,0);
- direntry->d_inode->i_nlink = 0;
+ clear_nlink(direntry->d_inode);
}
cifsInode = CIFS_I(direntry->d_inode);
diff --git a/fs/cifs/ioctl.c b/fs/cifs/ioctl.c
index b0ea6687ab55..e34c7db00f6f 100644
--- a/fs/cifs/ioctl.c
+++ b/fs/cifs/ioctl.c
@@ -22,7 +22,6 @@
*/
#include <linux/fs.h>
-#include <linux/ext2_fs.h>
#include "cifspdu.h"
#include "cifsglob.h"
#include "cifsproto.h"
@@ -74,7 +73,7 @@ int cifs_ioctl (struct inode * inode, struct file * filep,
}
break;
#ifdef CONFIG_CIFS_POSIX
- case EXT2_IOC_GETFLAGS:
+ case FS_IOC_GETFLAGS:
if(CIFS_UNIX_EXTATTR_CAP & caps) {
if (pSMBFile == NULL)
break;
@@ -82,12 +81,12 @@ int cifs_ioctl (struct inode * inode, struct file * filep,
&ExtAttrBits, &ExtAttrMask);
if(rc == 0)
rc = put_user(ExtAttrBits &
- EXT2_FL_USER_VISIBLE,
+ FS_FL_USER_VISIBLE,
(int __user *)arg);
}
break;
- case EXT2_IOC_SETFLAGS:
+ case FS_IOC_SETFLAGS:
if(CIFS_UNIX_EXTATTR_CAP & caps) {
if(get_user(ExtAttrBits,(int __user *)arg)) {
rc = -EFAULT;
diff --git a/fs/coda/dir.c b/fs/coda/dir.c
index 8651ea6a23b7..0102b28a15fb 100644
--- a/fs/coda/dir.c
+++ b/fs/coda/dir.c
@@ -304,7 +304,7 @@ static int coda_link(struct dentry *source_de, struct inode *dir_inode,
coda_dir_changed(dir_inode, 0);
atomic_inc(&inode->i_count);
d_instantiate(de, inode);
- inode->i_nlink++;
+ inc_nlink(inode);
out:
unlock_kernel();
@@ -367,7 +367,7 @@ int coda_unlink(struct inode *dir, struct dentry *de)
}
coda_dir_changed(dir, 0);
- de->d_inode->i_nlink--;
+ drop_nlink(de->d_inode);
unlock_kernel();
return 0;
@@ -394,7 +394,7 @@ int coda_rmdir(struct inode *dir, struct dentry *de)
}
coda_dir_changed(dir, -1);
- de->d_inode->i_nlink--;
+ drop_nlink(de->d_inode);
d_delete(de);
unlock_kernel();
diff --git a/fs/compat.c b/fs/compat.c
index ce982f6e8c80..13fb08d096c4 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -44,7 +44,7 @@
#include <linux/nfsd/syscall.h>
#include <linux/personality.h>
#include <linux/rwsem.h>
-#include <linux/acct.h>
+#include <linux/tsacct_kern.h>
#include <linux/mm.h>
#include <net/sock.h> /* siocdevprivate_ioctl */
@@ -52,11 +52,12 @@
#include <asm/uaccess.h>
#include <asm/mmu_context.h>
#include <asm/ioctls.h>
-
-extern void sigset_from_compat(sigset_t *set, compat_sigset_t *compat);
+#include "internal.h"
int compat_log = 1;
+extern void sigset_from_compat(sigset_t *set, compat_sigset_t *compat);
+
int compat_printk(const char *fmt, ...)
{
va_list ap;
@@ -69,6 +70,8 @@ int compat_printk(const char *fmt, ...)
return ret;
}
+#include "read_write.h"
+
/*
* Not all architectures have sys_utime, so implement this in terms
* of sys_utimes.
@@ -313,9 +316,6 @@ out:
#define IOCTL_HASHSIZE 256
static struct ioctl_trans *ioctl32_hash_table[IOCTL_HASHSIZE];
-extern struct ioctl_trans ioctl_start[];
-extern int ioctl_table_size;
-
static inline unsigned long ioctl32_hash(unsigned long cmd)
{
return (((cmd >> 6) ^ (cmd >> 4) ^ cmd)) % IOCTL_HASHSIZE;
@@ -838,8 +838,6 @@ static int do_nfs4_super_data_conv(void *raw_data)
return 0;
}
-extern int copy_mount_options (const void __user *, unsigned long *);
-
#define SMBFS_NAME "smbfs"
#define NCPFS_NAME "ncpfs"
#define NFS4_NAME "nfs4"
@@ -1153,9 +1151,6 @@ static ssize_t compat_do_readv_writev(int type, struct file *file,
const struct compat_iovec __user *uvector,
unsigned long nr_segs, loff_t *pos)
{
- typedef ssize_t (*io_fn_t)(struct file *, char __user *, size_t, loff_t *);
- typedef ssize_t (*iov_fn_t)(struct file *, const struct iovec *, unsigned long, loff_t *);
-
compat_ssize_t tot_len;
struct iovec iovstack[UIO_FASTIOV];
struct iovec *iov=iovstack, *vector;
@@ -1238,39 +1233,18 @@ static ssize_t compat_do_readv_writev(int type, struct file *file,
fnv = NULL;
if (type == READ) {
fn = file->f_op->read;
- fnv = file->f_op->readv;
+ fnv = file->f_op->aio_read;
} else {
fn = (io_fn_t)file->f_op->write;
- fnv = file->f_op->writev;
- }
- if (fnv) {
- ret = fnv(file, iov, nr_segs, pos);
- goto out;
+ fnv = file->f_op->aio_write;
}
- /* Do it by hand, with file-ops */
- ret = 0;
- vector = iov;
- while (nr_segs > 0) {
- void __user * base;
- size_t len;
- ssize_t nr;
-
- base = vector->iov_base;
- len = vector->iov_len;
- vector++;
- nr_segs--;
-
- nr = fn(file, base, len, pos);
+ if (fnv)
+ ret = do_sync_readv_writev(file, iov, nr_segs, tot_len,
+ pos, fnv);
+ else
+ ret = do_loop_readv_writev(file, iov, nr_segs, pos, fn);
- if (nr < 0) {
- if (!ret) ret = nr;
- break;
- }
- ret += nr;
- if (nr != len)
- break;
- }
out:
if (iov != iovstack)
kfree(iov);
@@ -1298,7 +1272,7 @@ compat_sys_readv(unsigned long fd, const struct compat_iovec __user *vec, unsign
goto out;
ret = -EINVAL;
- if (!file->f_op || (!file->f_op->readv && !file->f_op->read))
+ if (!file->f_op || (!file->f_op->aio_read && !file->f_op->read))
goto out;
ret = compat_do_readv_writev(READ, file, vec, vlen, &file->f_pos);
@@ -1321,7 +1295,7 @@ compat_sys_writev(unsigned long fd, const struct compat_iovec __user *vec, unsig
goto out;
ret = -EINVAL;
- if (!file->f_op || (!file->f_op->writev && !file->f_op->write))
+ if (!file->f_op || (!file->f_op->aio_write && !file->f_op->write))
goto out;
ret = compat_do_readv_writev(WRITE, file, vec, vlen, &file->f_pos);
diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index 4063a9396977..27ca1aa30562 100644
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -40,15 +40,11 @@
#include <linux/if_pppox.h>
#include <linux/mtio.h>
#include <linux/cdrom.h>
-#include <linux/loop.h>
#include <linux/auto_fs.h>
#include <linux/auto_fs4.h>
#include <linux/tty.h>
#include <linux/vt_kern.h>
#include <linux/fb.h>
-#include <linux/ext2_fs.h>
-#include <linux/ext3_jbd.h>
-#include <linux/ext3_fs.h>
#include <linux/videodev.h>
#include <linux/netdevice.h>
#include <linux/raw.h>
@@ -60,12 +56,10 @@
#include <linux/pci.h>
#include <linux/module.h>
#include <linux/serial.h>
-#include <linux/reiserfs_fs.h>
#include <linux/if_tun.h>
#include <linux/ctype.h>
#include <linux/ioctl32.h>
#include <linux/syscalls.h>
-#include <linux/ncp_fs.h>
#include <linux/i2c.h>
#include <linux/i2c-dev.h>
#include <linux/wireless.h>
@@ -113,7 +107,6 @@
#include <linux/nbd.h>
#include <linux/random.h>
#include <linux/filter.h>
-#include <linux/msdos_fs.h>
#include <linux/pktcdvd.h>
#include <linux/hiddev.h>
@@ -124,21 +117,6 @@
#include <linux/dvb/video.h>
#include <linux/lp.h>
-/* Aiee. Someone does not find a difference between int and long */
-#define EXT2_IOC32_GETFLAGS _IOR('f', 1, int)
-#define EXT2_IOC32_SETFLAGS _IOW('f', 2, int)
-#define EXT3_IOC32_GETVERSION _IOR('f', 3, int)
-#define EXT3_IOC32_SETVERSION _IOW('f', 4, int)
-#define EXT3_IOC32_GETRSVSZ _IOR('f', 5, int)
-#define EXT3_IOC32_SETRSVSZ _IOW('f', 6, int)
-#define EXT3_IOC32_GROUP_EXTEND _IOW('f', 7, unsigned int)
-#ifdef CONFIG_JBD_DEBUG
-#define EXT3_IOC32_WAIT_FOR_READONLY _IOR('f', 99, int)
-#endif
-
-#define EXT2_IOC32_GETVERSION _IOR('v', 1, int)
-#define EXT2_IOC32_SETVERSION _IOW('v', 2, int)
-
static int do_ioctl32_pointer(unsigned int fd, unsigned int cmd,
unsigned long arg, struct file *f)
{
@@ -176,34 +154,6 @@ static int rw_long(unsigned int fd, unsigned int cmd, unsigned long arg)
return err;
}
-static int do_ext2_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
- /* These are just misnamed, they actually get/put from/to user an int */
- switch (cmd) {
- case EXT2_IOC32_GETFLAGS: cmd = EXT2_IOC_GETFLAGS; break;
- case EXT2_IOC32_SETFLAGS: cmd = EXT2_IOC_SETFLAGS; break;
- case EXT2_IOC32_GETVERSION: cmd = EXT2_IOC_GETVERSION; break;
- case EXT2_IOC32_SETVERSION: cmd = EXT2_IOC_SETVERSION; break;
- }
- return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg));
-}
-
-static int do_ext3_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
- /* These are just misnamed, they actually get/put from/to user an int */
- switch (cmd) {
- case EXT3_IOC32_GETVERSION: cmd = EXT3_IOC_GETVERSION; break;
- case EXT3_IOC32_SETVERSION: cmd = EXT3_IOC_SETVERSION; break;
- case EXT3_IOC32_GETRSVSZ: cmd = EXT3_IOC_GETRSVSZ; break;
- case EXT3_IOC32_SETRSVSZ: cmd = EXT3_IOC_SETRSVSZ; break;
- case EXT3_IOC32_GROUP_EXTEND: cmd = EXT3_IOC_GROUP_EXTEND; break;
-#ifdef CONFIG_JBD_DEBUG
- case EXT3_IOC32_WAIT_FOR_READONLY: cmd = EXT3_IOC_WAIT_FOR_READONLY; break;
-#endif
- }
- return sys_ioctl(fd, cmd, (unsigned long)compat_ptr(arg));
-}
-
struct compat_video_event {
int32_t type;
compat_time_t timestamp;
@@ -694,6 +644,7 @@ out:
}
#endif
+#ifdef CONFIG_BLOCK
struct hd_geometry32 {
unsigned char heads;
unsigned char sectors;
@@ -918,6 +869,7 @@ static int sg_grt_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
}
return err;
}
+#endif /* CONFIG_BLOCK */
struct sock_fprog32 {
unsigned short len;
@@ -1041,6 +993,7 @@ static int ppp_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
}
+#ifdef CONFIG_BLOCK
struct mtget32 {
compat_long_t mt_type;
compat_long_t mt_resid;
@@ -1213,73 +1166,7 @@ static int cdrom_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long ar
return err;
}
-
-struct loop_info32 {
- compat_int_t lo_number; /* ioctl r/o */
- compat_dev_t lo_device; /* ioctl r/o */
- compat_ulong_t lo_inode; /* ioctl r/o */
- compat_dev_t lo_rdevice; /* ioctl r/o */
- compat_int_t lo_offset;
- compat_int_t lo_encrypt_type;
- compat_int_t lo_encrypt_key_size; /* ioctl w/o */
- compat_int_t lo_flags; /* ioctl r/o */
- char lo_name[LO_NAME_SIZE];
- unsigned char lo_encrypt_key[LO_KEY_SIZE]; /* ioctl w/o */
- compat_ulong_t lo_init[2];
- char reserved[4];
-};
-
-static int loop_status(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
- mm_segment_t old_fs = get_fs();
- struct loop_info l;
- struct loop_info32 __user *ul;
- int err = -EINVAL;
-
- ul = compat_ptr(arg);
- switch(cmd) {
- case LOOP_SET_STATUS:
- err = get_user(l.lo_number, &ul->lo_number);
- err |= __get_user(l.lo_device, &ul->lo_device);
- err |= __get_user(l.lo_inode, &ul->lo_inode);
- err |= __get_user(l.lo_rdevice, &ul->lo_rdevice);
- err |= __copy_from_user(&l.lo_offset, &ul->lo_offset,
- 8 + (unsigned long)l.lo_init - (unsigned long)&l.lo_offset);
- if (err) {
- err = -EFAULT;
- } else {
- set_fs (KERNEL_DS);
- err = sys_ioctl (fd, cmd, (unsigned long)&l);
- set_fs (old_fs);
- }
- break;
- case LOOP_GET_STATUS:
- set_fs (KERNEL_DS);
- err = sys_ioctl (fd, cmd, (unsigned long)&l);
- set_fs (old_fs);
- if (!err) {
- err = put_user(l.lo_number, &ul->lo_number);
- err |= __put_user(l.lo_device, &ul->lo_device);
- err |= __put_user(l.lo_inode, &ul->lo_inode);
- err |= __put_user(l.lo_rdevice, &ul->lo_rdevice);
- err |= __copy_to_user(&ul->lo_offset, &l.lo_offset,
- (unsigned long)l.lo_init - (unsigned long)&l.lo_offset);
- if (err)
- err = -EFAULT;
- }
- break;
- default: {
- static int count;
- if (++count <= 20)
- printk("%s: Unknown loop ioctl cmd, fd(%d) "
- "cmd(%08x) arg(%08lx)\n",
- __FUNCTION__, fd, cmd, arg);
- }
- }
- return err;
-}
-
-extern int tty_ioctl(struct inode * inode, struct file * file, unsigned int cmd, unsigned long arg);
+#endif /* CONFIG_BLOCK */
#ifdef CONFIG_VT
@@ -1607,6 +1494,7 @@ ret_einval(unsigned int fd, unsigned int cmd, unsigned long arg)
return -EINVAL;
}
+#ifdef CONFIG_BLOCK
static int broken_blkgetsize(unsigned int fd, unsigned int cmd, unsigned long arg)
{
/* The mkswap binary hard codes it to Intel value :-((( */
@@ -1641,12 +1529,14 @@ static int blkpg_ioctl_trans(unsigned int fd, unsigned int cmd, unsigned long ar
return sys_ioctl(fd, cmd, (unsigned long)a);
}
+#endif
static int ioc_settimeout(unsigned int fd, unsigned int cmd, unsigned long arg)
{
return rw_long(fd, AUTOFS_IOC_SETTIMEOUT, arg);
}
+#ifdef CONFIG_BLOCK
/* Fix sizeof(sizeof()) breakage */
#define BLKBSZGET_32 _IOR(0x12,112,int)
#define BLKBSZSET_32 _IOW(0x12,113,int)
@@ -1667,6 +1557,7 @@ static int do_blkgetsize64(unsigned int fd, unsigned int cmd,
{
return sys_ioctl(fd, BLKGETSIZE64, (unsigned long)compat_ptr(arg));
}
+#endif
/* Bluetooth ioctls */
#define HCIUARTSETPROTO _IOW('U', 200, int)
@@ -1687,6 +1578,7 @@ static int do_blkgetsize64(unsigned int fd, unsigned int cmd,
#define HIDPGETCONNLIST _IOR('H', 210, int)
#define HIDPGETCONNINFO _IOR('H', 211, int)
+#ifdef CONFIG_BLOCK
struct floppy_struct32 {
compat_uint_t size;
compat_uint_t sect;
@@ -2011,6 +1903,7 @@ out:
kfree(karg);
return err;
}
+#endif
struct mtd_oob_buf32 {
u_int32_t start;
@@ -2052,61 +1945,7 @@ static int mtd_rw_oob(unsigned int fd, unsigned int cmd, unsigned long arg)
return err;
}
-#define VFAT_IOCTL_READDIR_BOTH32 _IOR('r', 1, struct compat_dirent[2])
-#define VFAT_IOCTL_READDIR_SHORT32 _IOR('r', 2, struct compat_dirent[2])
-
-static long
-put_dirent32 (struct dirent *d, struct compat_dirent __user *d32)
-{
- if (!access_ok(VERIFY_WRITE, d32, sizeof(struct compat_dirent)))
- return -EFAULT;
-
- __put_user(d->d_ino, &d32->d_ino);
- __put_user(d->d_off, &d32->d_off);
- __put_user(d->d_reclen, &d32->d_reclen);
- if (__copy_to_user(d32->d_name, d->d_name, d->d_reclen))
- return -EFAULT;
-
- return 0;
-}
-
-static int vfat_ioctl32(unsigned fd, unsigned cmd, unsigned long arg)
-{
- struct compat_dirent __user *p = compat_ptr(arg);
- int ret;
- mm_segment_t oldfs = get_fs();
- struct dirent d[2];
-
- switch(cmd)
- {
- case VFAT_IOCTL_READDIR_BOTH32:
- cmd = VFAT_IOCTL_READDIR_BOTH;
- break;
- case VFAT_IOCTL_READDIR_SHORT32:
- cmd = VFAT_IOCTL_READDIR_SHORT;
- break;
- }
-
- set_fs(KERNEL_DS);
- ret = sys_ioctl(fd,cmd,(unsigned long)&d);
- set_fs(oldfs);
- if (ret >= 0) {
- ret |= put_dirent32(&d[0], p);
- ret |= put_dirent32(&d[1], p + 1);
- }
- return ret;
-}
-
-#define REISERFS_IOC_UNPACK32 _IOW(0xCD,1,int)
-
-static int reiserfs_ioctl32(unsigned fd, unsigned cmd, unsigned long ptr)
-{
- if (cmd == REISERFS_IOC_UNPACK32)
- cmd = REISERFS_IOC_UNPACK;
-
- return sys_ioctl(fd,cmd,ptr);
-}
-
+#ifdef CONFIG_BLOCK
struct raw32_config_request
{
compat_int_t raw_minor;
@@ -2171,6 +2010,7 @@ static int raw_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
}
return ret;
}
+#endif /* CONFIG_BLOCK */
struct serial_struct32 {
compat_int_t type;
@@ -2507,193 +2347,6 @@ static int rtc_ioctl(unsigned fd, unsigned cmd, unsigned long arg)
}
}
-#if defined(CONFIG_NCP_FS) || defined(CONFIG_NCP_FS_MODULE)
-struct ncp_ioctl_request_32 {
- u32 function;
- u32 size;
- compat_caddr_t data;
-};
-
-struct ncp_fs_info_v2_32 {
- s32 version;
- u32 mounted_uid;
- u32 connection;
- u32 buffer_size;
-
- u32 volume_number;
- u32 directory_id;
-
- u32 dummy1;
- u32 dummy2;
- u32 dummy3;
-};
-
-struct ncp_objectname_ioctl_32
-{
- s32 auth_type;
- u32 object_name_len;
- compat_caddr_t object_name; /* an userspace data, in most cases user name */
-};
-
-struct ncp_privatedata_ioctl_32
-{
- u32 len;
- compat_caddr_t data; /* ~1000 for NDS */
-};
-
-#define NCP_IOC_NCPREQUEST_32 _IOR('n', 1, struct ncp_ioctl_request_32)
-#define NCP_IOC_GETMOUNTUID2_32 _IOW('n', 2, u32)
-#define NCP_IOC_GET_FS_INFO_V2_32 _IOWR('n', 4, struct ncp_fs_info_v2_32)
-#define NCP_IOC_GETOBJECTNAME_32 _IOWR('n', 9, struct ncp_objectname_ioctl_32)
-#define NCP_IOC_SETOBJECTNAME_32 _IOR('n', 9, struct ncp_objectname_ioctl_32)
-#define NCP_IOC_GETPRIVATEDATA_32 _IOWR('n', 10, struct ncp_privatedata_ioctl_32)
-#define NCP_IOC_SETPRIVATEDATA_32 _IOR('n', 10, struct ncp_privatedata_ioctl_32)
-
-static int do_ncp_ncprequest(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
- struct ncp_ioctl_request_32 n32;
- struct ncp_ioctl_request __user *p = compat_alloc_user_space(sizeof(*p));
-
- if (copy_from_user(&n32, compat_ptr(arg), sizeof(n32)) ||
- put_user(n32.function, &p->function) ||
- put_user(n32.size, &p->size) ||
- put_user(compat_ptr(n32.data), &p->data))
- return -EFAULT;
-
- return sys_ioctl(fd, NCP_IOC_NCPREQUEST, (unsigned long)p);
-}
-
-static int do_ncp_getmountuid2(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
- mm_segment_t old_fs = get_fs();
- __kernel_uid_t kuid;
- int err;
-
- cmd = NCP_IOC_GETMOUNTUID2;
-
- set_fs(KERNEL_DS);
- err = sys_ioctl(fd, cmd, (unsigned long)&kuid);
- set_fs(old_fs);
-
- if (!err)
- err = put_user(kuid,
- (unsigned int __user *) compat_ptr(arg));
-
- return err;
-}
-
-static int do_ncp_getfsinfo2(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
- mm_segment_t old_fs = get_fs();
- struct ncp_fs_info_v2_32 n32;
- struct ncp_fs_info_v2 n;
- int err;
-
- if (copy_from_user(&n32, compat_ptr(arg), sizeof(n32)))
- return -EFAULT;
- if (n32.version != NCP_GET_FS_INFO_VERSION_V2)
- return -EINVAL;
- n.version = NCP_GET_FS_INFO_VERSION_V2;
-
- set_fs(KERNEL_DS);
- err = sys_ioctl(fd, NCP_IOC_GET_FS_INFO_V2, (unsigned long)&n);
- set_fs(old_fs);
-
- if (!err) {
- n32.version = n.version;
- n32.mounted_uid = n.mounted_uid;
- n32.connection = n.connection;
- n32.buffer_size = n.buffer_size;
- n32.volume_number = n.volume_number;
- n32.directory_id = n.directory_id;
- n32.dummy1 = n.dummy1;
- n32.dummy2 = n.dummy2;
- n32.dummy3 = n.dummy3;
- err = copy_to_user(compat_ptr(arg), &n32, sizeof(n32)) ? -EFAULT : 0;
- }
- return err;
-}
-
-static int do_ncp_getobjectname(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
- struct ncp_objectname_ioctl_32 n32, __user *p32 = compat_ptr(arg);
- struct ncp_objectname_ioctl __user *p = compat_alloc_user_space(sizeof(*p));
- s32 auth_type;
- u32 name_len;
- int err;
-
- if (copy_from_user(&n32, p32, sizeof(n32)) ||
- put_user(n32.object_name_len, &p->object_name_len) ||
- put_user(compat_ptr(n32.object_name), &p->object_name))
- return -EFAULT;
-
- err = sys_ioctl(fd, NCP_IOC_GETOBJECTNAME, (unsigned long)p);
- if (err)
- return err;
-
- if (get_user(auth_type, &p->auth_type) ||
- put_user(auth_type, &p32->auth_type) ||
- get_user(name_len, &p->object_name_len) ||
- put_user(name_len, &p32->object_name_len))
- return -EFAULT;
-
- return 0;
-}
-
-static int do_ncp_setobjectname(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
- struct ncp_objectname_ioctl_32 n32, __user *p32 = compat_ptr(arg);
- struct ncp_objectname_ioctl __user *p = compat_alloc_user_space(sizeof(*p));
-
- if (copy_from_user(&n32, p32, sizeof(n32)) ||
- put_user(n32.auth_type, &p->auth_type) ||
- put_user(n32.object_name_len, &p->object_name_len) ||
- put_user(compat_ptr(n32.object_name), &p->object_name))
- return -EFAULT;
-
- return sys_ioctl(fd, NCP_IOC_SETOBJECTNAME, (unsigned long)p);
-}
-
-static int do_ncp_getprivatedata(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
- struct ncp_privatedata_ioctl_32 n32, __user *p32 = compat_ptr(arg);
- struct ncp_privatedata_ioctl __user *p =
- compat_alloc_user_space(sizeof(*p));
- u32 len;
- int err;
-
- if (copy_from_user(&n32, p32, sizeof(n32)) ||
- put_user(n32.len, &p->len) ||
- put_user(compat_ptr(n32.data), &p->data))
- return -EFAULT;
-
- err = sys_ioctl(fd, NCP_IOC_GETPRIVATEDATA, (unsigned long)p);
- if (err)
- return err;
-
- if (get_user(len, &p->len) ||
- put_user(len, &p32->len))
- return -EFAULT;
-
- return 0;
-}
-
-static int do_ncp_setprivatedata(unsigned int fd, unsigned int cmd, unsigned long arg)
-{
- struct ncp_privatedata_ioctl_32 n32;
- struct ncp_privatedata_ioctl_32 __user *p32 = compat_ptr(arg);
- struct ncp_privatedata_ioctl __user *p =
- compat_alloc_user_space(sizeof(*p));
-
- if (copy_from_user(&n32, p32, sizeof(n32)) ||
- put_user(n32.len, &p->len) ||
- put_user(compat_ptr(n32.data), &p->data))
- return -EFAULT;
-
- return sys_ioctl(fd, NCP_IOC_SETPRIVATEDATA, (unsigned long)p);
-}
-#endif
-
static int
lp_timeout_trans(unsigned int fd, unsigned int cmd, unsigned long arg)
{
@@ -2777,6 +2430,7 @@ HANDLE_IOCTL(SIOCBRDELIF, dev_ifsioc)
HANDLE_IOCTL(SIOCRTMSG, ret_einval)
HANDLE_IOCTL(SIOCGSTAMP, do_siocgstamp)
#endif
+#ifdef CONFIG_BLOCK
HANDLE_IOCTL(HDIO_GETGEO, hdio_getgeo)
HANDLE_IOCTL(BLKRAGET, w_long)
HANDLE_IOCTL(BLKGETSIZE, w_long)
@@ -2802,16 +2456,17 @@ HANDLE_IOCTL(FDGETFDCSTAT32, fd_ioctl_trans)
HANDLE_IOCTL(FDWERRORGET32, fd_ioctl_trans)
HANDLE_IOCTL(SG_IO,sg_ioctl_trans)
HANDLE_IOCTL(SG_GET_REQUEST_TABLE, sg_grt_trans)
+#endif
HANDLE_IOCTL(PPPIOCGIDLE32, ppp_ioctl_trans)
HANDLE_IOCTL(PPPIOCSCOMPRESS32, ppp_ioctl_trans)
HANDLE_IOCTL(PPPIOCSPASS32, ppp_sock_fprog_ioctl_trans)
HANDLE_IOCTL(PPPIOCSACTIVE32, ppp_sock_fprog_ioctl_trans)
+#ifdef CONFIG_BLOCK
HANDLE_IOCTL(MTIOCGET32, mt_ioctl_trans)
HANDLE_IOCTL(MTIOCPOS32, mt_ioctl_trans)
HANDLE_IOCTL(CDROMREADAUDIO, cdrom_ioctl_trans)
HANDLE_IOCTL(CDROM_SEND_PACKET, cdrom_ioctl_trans)
-HANDLE_IOCTL(LOOP_SET_STATUS, loop_status)
-HANDLE_IOCTL(LOOP_GET_STATUS, loop_status)
+#endif
#define AUTOFS_IOC_SETTIMEOUT32 _IOWR(0x93,0x64,unsigned int)
HANDLE_IOCTL(AUTOFS_IOC_SETTIMEOUT32, ioc_settimeout)
#ifdef CONFIG_VT
@@ -2821,19 +2476,6 @@ HANDLE_IOCTL(PIO_UNIMAP, do_unimap_ioctl)
HANDLE_IOCTL(GIO_UNIMAP, do_unimap_ioctl)
HANDLE_IOCTL(KDFONTOP, do_kdfontop_ioctl)
#endif
-HANDLE_IOCTL(EXT2_IOC32_GETFLAGS, do_ext2_ioctl)
-HANDLE_IOCTL(EXT2_IOC32_SETFLAGS, do_ext2_ioctl)
-HANDLE_IOCTL(EXT2_IOC32_GETVERSION, do_ext2_ioctl)
-HANDLE_IOCTL(EXT2_IOC32_SETVERSION, do_ext2_ioctl)
-HANDLE_IOCTL(EXT3_IOC32_GETVERSION, do_ext3_ioctl)
-HANDLE_IOCTL(EXT3_IOC32_SETVERSION, do_ext3_ioctl)
-HANDLE_IOCTL(EXT3_IOC32_GETRSVSZ, do_ext3_ioctl)
-HANDLE_IOCTL(EXT3_IOC32_SETRSVSZ, do_ext3_ioctl)
-HANDLE_IOCTL(EXT3_IOC32_GROUP_EXTEND, do_ext3_ioctl)
-COMPATIBLE_IOCTL(EXT3_IOC_GROUP_ADD)
-#ifdef CONFIG_JBD_DEBUG
-HANDLE_IOCTL(EXT3_IOC32_WAIT_FOR_READONLY, do_ext3_ioctl)
-#endif
/* One SMB ioctl needs translations. */
#define SMB_IOC_GETMOUNTUID_32 _IOR('u', 1, compat_uid_t)
HANDLE_IOCTL(SMB_IOC_GETMOUNTUID_32, do_smb_getmountuid)
@@ -2863,16 +2505,14 @@ HANDLE_IOCTL(SONET_SETFRAMING, do_atm_ioctl)
HANDLE_IOCTL(SONET_GETFRAMING, do_atm_ioctl)
HANDLE_IOCTL(SONET_GETFRSENSE, do_atm_ioctl)
/* block stuff */
+#ifdef CONFIG_BLOCK
HANDLE_IOCTL(BLKBSZGET_32, do_blkbszget)
HANDLE_IOCTL(BLKBSZSET_32, do_blkbszset)
HANDLE_IOCTL(BLKGETSIZE64_32, do_blkgetsize64)
-/* vfat */
-HANDLE_IOCTL(VFAT_IOCTL_READDIR_BOTH32, vfat_ioctl32)
-HANDLE_IOCTL(VFAT_IOCTL_READDIR_SHORT32, vfat_ioctl32)
-HANDLE_IOCTL(REISERFS_IOC_UNPACK32, reiserfs_ioctl32)
/* Raw devices */
HANDLE_IOCTL(RAW_SETBIND, raw_ioctl)
HANDLE_IOCTL(RAW_GETBIND, raw_ioctl)
+#endif
/* Serial */
HANDLE_IOCTL(TIOCGSERIAL, serial_struct_ioctl)
HANDLE_IOCTL(TIOCSSERIAL, serial_struct_ioctl)
@@ -2920,16 +2560,6 @@ HANDLE_IOCTL(RTC_IRQP_SET32, rtc_ioctl)
HANDLE_IOCTL(RTC_EPOCH_READ32, rtc_ioctl)
HANDLE_IOCTL(RTC_EPOCH_SET32, rtc_ioctl)
-#if defined(CONFIG_NCP_FS) || defined(CONFIG_NCP_FS_MODULE)
-HANDLE_IOCTL(NCP_IOC_NCPREQUEST_32, do_ncp_ncprequest)
-HANDLE_IOCTL(NCP_IOC_GETMOUNTUID2_32, do_ncp_getmountuid2)
-HANDLE_IOCTL(NCP_IOC_GET_FS_INFO_V2_32, do_ncp_getfsinfo2)
-HANDLE_IOCTL(NCP_IOC_GETOBJECTNAME_32, do_ncp_getobjectname)
-HANDLE_IOCTL(NCP_IOC_SETOBJECTNAME_32, do_ncp_setobjectname)
-HANDLE_IOCTL(NCP_IOC_GETPRIVATEDATA_32, do_ncp_getprivatedata)
-HANDLE_IOCTL(NCP_IOC_SETPRIVATEDATA_32, do_ncp_setprivatedata)
-#endif
-
/* dvb */
HANDLE_IOCTL(VIDEO_GET_EVENT, do_video_get_event)
HANDLE_IOCTL(VIDEO_STILLPICTURE, do_video_stillpicture)
diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c
index 816e8ef64560..8a3b6a1a6ad1 100644
--- a/fs/configfs/dir.c
+++ b/fs/configfs/dir.c
@@ -139,7 +139,7 @@ static int init_dir(struct inode * inode)
inode->i_fop = &configfs_dir_operations;
/* directory inodes start off with i_nlink == 2 (for "." entry) */
- inode->i_nlink++;
+ inc_nlink(inode);
return 0;
}
@@ -169,7 +169,7 @@ static int create_dir(struct config_item * k, struct dentry * p,
if (!error) {
error = configfs_create(d, mode, init_dir);
if (!error) {
- p->d_inode->i_nlink++;
+ inc_nlink(p->d_inode);
(d)->d_op = &configfs_dentry_ops;
} else {
struct configfs_dirent *sd = d->d_fsdata;
diff --git a/fs/configfs/mount.c b/fs/configfs/mount.c
index 3e5fe843e1df..68bd5c93ca52 100644
--- a/fs/configfs/mount.c
+++ b/fs/configfs/mount.c
@@ -84,7 +84,7 @@ static int configfs_fill_super(struct super_block *sb, void *data, int silent)
inode->i_op = &configfs_dir_inode_operations;
inode->i_fop = &configfs_dir_operations;
/* directory inodes start off with i_nlink == 2 (for "." entry) */
- inode->i_nlink++;
+ inc_nlink(inode);
} else {
pr_debug("configfs: could not get root inode\n");
return -ENOMEM;
diff --git a/fs/cramfs/inode.c b/fs/cramfs/inode.c
index ad96b6990715..a624c3ec8189 100644
--- a/fs/cramfs/inode.c
+++ b/fs/cramfs/inode.c
@@ -543,8 +543,15 @@ static struct file_system_type cramfs_fs_type = {
static int __init init_cramfs_fs(void)
{
- cramfs_uncompress_init();
- return register_filesystem(&cramfs_fs_type);
+ int rv;
+
+ rv = cramfs_uncompress_init();
+ if (rv < 0)
+ return rv;
+ rv = register_filesystem(&cramfs_fs_type);
+ if (rv < 0)
+ cramfs_uncompress_exit();
+ return rv;
}
static void __exit exit_cramfs_fs(void)
diff --git a/fs/cramfs/uncompress.c b/fs/cramfs/uncompress.c
index 8def89f2c438..fc3ccb74626f 100644
--- a/fs/cramfs/uncompress.c
+++ b/fs/cramfs/uncompress.c
@@ -68,11 +68,10 @@ int cramfs_uncompress_init(void)
return 0;
}
-int cramfs_uncompress_exit(void)
+void cramfs_uncompress_exit(void)
{
if (!--initialized) {
zlib_inflateEnd(&stream);
vfree(stream.workspace);
}
- return 0;
}
diff --git a/fs/dcache.c b/fs/dcache.c
index 17b392a2049e..fc2faa44f8d1 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -32,6 +32,7 @@
#include <linux/seqlock.h>
#include <linux/swap.h>
#include <linux/bootmem.h>
+#include "internal.h"
int sysctl_vfs_cache_pressure __read_mostly = 100;
@@ -1877,9 +1878,6 @@ kmem_cache_t *filp_cachep __read_mostly;
EXPORT_SYMBOL(d_genocide);
-extern void bdev_cache_init(void);
-extern void chrdev_init(void);
-
void __init vfs_caches_init_early(void)
{
dcache_init_early();
diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
index 269e649e6dc6..ecf3da9edf21 100644
--- a/fs/debugfs/inode.c
+++ b/fs/debugfs/inode.c
@@ -54,7 +54,7 @@ static struct inode *debugfs_get_inode(struct super_block *sb, int mode, dev_t d
inode->i_fop = &simple_dir_operations;
/* directory inodes start off with i_nlink == 2 (for "." entry) */
- inode->i_nlink++;
+ inc_nlink(inode);
break;
}
}
@@ -87,7 +87,7 @@ static int debugfs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
mode = (mode & (S_IRWXUGO | S_ISVTX)) | S_IFDIR;
res = debugfs_mknod(dir, dentry, mode, 0);
if (!res)
- dir->i_nlink++;
+ inc_nlink(dir);
return res;
}
diff --git a/fs/dquot.c b/fs/dquot.c
index 0122a279106a..9af789567e51 100644
--- a/fs/dquot.c
+++ b/fs/dquot.c
@@ -834,6 +834,9 @@ static void print_warning(struct dquot *dquot, const char warntype)
if (!need_print_warning(dquot) || (flag && test_and_set_bit(flag, &dquot->dq_flags)))
return;
+ mutex_lock(&tty_mutex);
+ if (!current->signal->tty)
+ goto out_lock;
tty_write_message(current->signal->tty, dquot->dq_sb->s_id);
if (warntype == ISOFTWARN || warntype == BSOFTWARN)
tty_write_message(current->signal->tty, ": warning, ");
@@ -861,6 +864,8 @@ static void print_warning(struct dquot *dquot, const char warntype)
break;
}
tty_write_message(current->signal->tty, msg);
+out_lock:
+ mutex_unlock(&tty_mutex);
}
static inline void flush_warnings(struct dquot **dquots, char *warntype)
diff --git a/fs/exec.c b/fs/exec.c
index 97df6e0aeaee..6270f8f20a63 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -46,7 +46,7 @@
#include <linux/security.h>
#include <linux/syscalls.h>
#include <linux/rmap.h>
-#include <linux/acct.h>
+#include <linux/tsacct_kern.h>
#include <linux/cn_proc.h>
#include <linux/audit.h>
@@ -58,7 +58,7 @@
#endif
int core_uses_pid;
-char core_pattern[65] = "core";
+char core_pattern[128] = "core";
int suid_dumpable = 0;
EXPORT_SYMBOL(suid_dumpable);
@@ -898,8 +898,7 @@ int flush_old_exec(struct linux_binprm * bprm)
return 0;
mmap_failed:
- put_files_struct(current->files);
- current->files = files;
+ reset_files_struct(current, files);
out:
return retval;
}
@@ -1464,6 +1463,7 @@ int do_coredump(long signr, int exit_code, struct pt_regs * regs)
int retval = 0;
int fsuid = current->fsuid;
int flag = 0;
+ int ispipe = 0;
binfmt = current->binfmt;
if (!binfmt || !binfmt->core_dump)
@@ -1505,22 +1505,34 @@ int do_coredump(long signr, int exit_code, struct pt_regs * regs)
lock_kernel();
format_corename(corename, core_pattern, signr);
unlock_kernel();
- file = filp_open(corename, O_CREAT | 2 | O_NOFOLLOW | O_LARGEFILE | flag, 0600);
+ if (corename[0] == '|') {
+ /* SIGPIPE can happen, but it's just never processed */
+ if(call_usermodehelper_pipe(corename+1, NULL, NULL, &file)) {
+ printk(KERN_INFO "Core dump to %s pipe failed\n",
+ corename);
+ goto fail_unlock;
+ }
+ ispipe = 1;
+ } else
+ file = filp_open(corename,
+ O_CREAT | 2 | O_NOFOLLOW | O_LARGEFILE, 0600);
if (IS_ERR(file))
goto fail_unlock;
inode = file->f_dentry->d_inode;
if (inode->i_nlink > 1)
goto close_fail; /* multiple links - don't dump */
- if (d_unhashed(file->f_dentry))
+ if (!ispipe && d_unhashed(file->f_dentry))
goto close_fail;
- if (!S_ISREG(inode->i_mode))
+ /* AK: actually i see no reason to not allow this for named pipes etc.,
+ but keep the previous behaviour for now. */
+ if (!ispipe && !S_ISREG(inode->i_mode))
goto close_fail;
if (!file->f_op)
goto close_fail;
if (!file->f_op->write)
goto close_fail;
- if (do_truncate(file->f_dentry, 0, 0, file) != 0)
+ if (!ispipe && do_truncate(file->f_dentry, 0, 0, file) != 0)
goto close_fail;
retval = binfmt->core_dump(signr, regs, file);
diff --git a/fs/ext2/dir.c b/fs/ext2/dir.c
index 92ea8265d7d5..3e7a84a1e509 100644
--- a/fs/ext2/dir.c
+++ b/fs/ext2/dir.c
@@ -661,5 +661,8 @@ const struct file_operations ext2_dir_operations = {
.read = generic_read_dir,
.readdir = ext2_readdir,
.ioctl = ext2_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = ext2_compat_ioctl,
+#endif
.fsync = ext2_sync_file,
};
diff --git a/fs/ext2/ext2.h b/fs/ext2/ext2.h
index e65a019fc7a5..c19ac153f56b 100644
--- a/fs/ext2/ext2.h
+++ b/fs/ext2/ext2.h
@@ -137,6 +137,7 @@ extern void ext2_set_inode_flags(struct inode *inode);
/* ioctl.c */
extern int ext2_ioctl (struct inode *, struct file *, unsigned int,
unsigned long);
+extern long ext2_compat_ioctl(struct file *, unsigned int, unsigned long);
/* namei.c */
struct dentry *ext2_get_parent(struct dentry *child);
diff --git a/fs/ext2/file.c b/fs/ext2/file.c
index 23e2c7ccec1d..2dba473c524a 100644
--- a/fs/ext2/file.c
+++ b/fs/ext2/file.c
@@ -41,17 +41,18 @@ static int ext2_release_file (struct inode * inode, struct file * filp)
*/
const struct file_operations ext2_file_operations = {
.llseek = generic_file_llseek,
- .read = generic_file_read,
- .write = generic_file_write,
+ .read = do_sync_read,
+ .write = do_sync_write,
.aio_read = generic_file_aio_read,
.aio_write = generic_file_aio_write,
.ioctl = ext2_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = ext2_compat_ioctl,
+#endif
.mmap = generic_file_mmap,
.open = generic_file_open,
.release = ext2_release_file,
.fsync = ext2_sync_file,
- .readv = generic_file_readv,
- .writev = generic_file_writev,
.sendfile = generic_file_sendfile,
.splice_read = generic_file_splice_read,
.splice_write = generic_file_splice_write,
@@ -63,6 +64,9 @@ const struct file_operations ext2_xip_file_operations = {
.read = xip_file_read,
.write = xip_file_write,
.ioctl = ext2_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = ext2_compat_ioctl,
+#endif
.mmap = xip_file_mmap,
.open = generic_file_open,
.release = ext2_release_file,
diff --git a/fs/ext2/ioctl.c b/fs/ext2/ioctl.c
index 3ca9afdf713d..1dfba77eab10 100644
--- a/fs/ext2/ioctl.c
+++ b/fs/ext2/ioctl.c
@@ -11,6 +11,8 @@
#include <linux/capability.h>
#include <linux/time.h>
#include <linux/sched.h>
+#include <linux/compat.h>
+#include <linux/smp_lock.h>
#include <asm/current.h>
#include <asm/uaccess.h>
@@ -80,3 +82,33 @@ int ext2_ioctl (struct inode * inode, struct file * filp, unsigned int cmd,
return -ENOTTY;
}
}
+
+#ifdef CONFIG_COMPAT
+long ext2_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+ struct inode *inode = file->f_dentry->d_inode;
+ int ret;
+
+ /* These are just misnamed, they actually get/put from/to user an int */
+ switch (cmd) {
+ case EXT2_IOC32_GETFLAGS:
+ cmd = EXT2_IOC_GETFLAGS;
+ break;
+ case EXT2_IOC32_SETFLAGS:
+ cmd = EXT2_IOC_SETFLAGS;
+ break;
+ case EXT2_IOC32_GETVERSION:
+ cmd = EXT2_IOC_GETVERSION;
+ break;
+ case EXT2_IOC32_SETVERSION:
+ cmd = EXT2_IOC_SETVERSION;
+ break;
+ default:
+ return -ENOIOCTLCMD;
+ }
+ lock_kernel();
+ ret = ext2_ioctl(inode, file, cmd, (unsigned long) compat_ptr(arg));
+ unlock_kernel();
+ return ret;
+}
+#endif
diff --git a/fs/ext2/namei.c b/fs/ext2/namei.c
index 4ca824985321..e1af5b4cf80c 100644
--- a/fs/ext2/namei.c
+++ b/fs/ext2/namei.c
@@ -326,7 +326,7 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry,
ext2_set_link(new_dir, new_de, new_page, old_inode);
new_inode->i_ctime = CURRENT_TIME_SEC;
if (dir_de)
- new_inode->i_nlink--;
+ drop_nlink(new_inode);
inode_dec_link_count(new_inode);
} else {
if (dir_de) {
diff --git a/fs/ext3/dir.c b/fs/ext3/dir.c
index 429acbb4e064..d0b54f30b914 100644
--- a/fs/ext3/dir.c
+++ b/fs/ext3/dir.c
@@ -44,6 +44,9 @@ const struct file_operations ext3_dir_operations = {
.read = generic_read_dir,
.readdir = ext3_readdir, /* we take BKL. needed?*/
.ioctl = ext3_ioctl, /* BKL held */
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = ext3_compat_ioctl,
+#endif
.fsync = ext3_sync_file, /* BKL held */
#ifdef CONFIG_EXT3_INDEX
.release = ext3_release_dir,
diff --git a/fs/ext3/file.c b/fs/ext3/file.c
index 994efd189f4e..e96c388047e0 100644
--- a/fs/ext3/file.c
+++ b/fs/ext3/file.c
@@ -48,14 +48,15 @@ static int ext3_release_file (struct inode * inode, struct file * filp)
}
static ssize_t
-ext3_file_write(struct kiocb *iocb, const char __user *buf, size_t count, loff_t pos)
+ext3_file_write(struct kiocb *iocb, const struct iovec *iov,
+ unsigned long nr_segs, loff_t pos)
{
struct file *file = iocb->ki_filp;
struct inode *inode = file->f_dentry->d_inode;
ssize_t ret;
int err;
- ret = generic_file_aio_write(iocb, buf, count, pos);
+ ret = generic_file_aio_write(iocb, iov, nr_segs, pos);
/*
* Skip flushing if there was an error, or if nothing was written.
@@ -111,9 +112,10 @@ const struct file_operations ext3_file_operations = {
.write = do_sync_write,
.aio_read = generic_file_aio_read,
.aio_write = ext3_file_write,
- .readv = generic_file_readv,
- .writev = generic_file_writev,
.ioctl = ext3_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = ext3_compat_ioctl,
+#endif
.mmap = generic_file_mmap,
.open = generic_file_open,
.release = ext3_release_file,
diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c
index dcf4f1dd108b..03ba5bcab186 100644
--- a/fs/ext3/inode.c
+++ b/fs/ext3/inode.c
@@ -36,6 +36,7 @@
#include <linux/writeback.h>
#include <linux/mpage.h>
#include <linux/uio.h>
+#include <linux/bio.h>
#include "xattr.h"
#include "acl.h"
@@ -1073,7 +1074,7 @@ struct buffer_head *ext3_bread(handle_t *handle, struct inode *inode,
return bh;
if (buffer_uptodate(bh))
return bh;
- ll_rw_block(READ, 1, &bh);
+ ll_rw_block(READ_META, 1, &bh);
wait_on_buffer(bh);
if (buffer_uptodate(bh))
return bh;
@@ -2540,7 +2541,7 @@ make_io:
*/
get_bh(bh);
bh->b_end_io = end_buffer_read_sync;
- submit_bh(READ, bh);
+ submit_bh(READ_META, bh);
wait_on_buffer(bh);
if (!buffer_uptodate(bh)) {
ext3_error(inode->i_sb, "ext3_get_inode_loc",
diff --git a/fs/ext3/ioctl.c b/fs/ext3/ioctl.c
index 3a6b012d120c..12daa6869572 100644
--- a/fs/ext3/ioctl.c
+++ b/fs/ext3/ioctl.c
@@ -13,9 +13,10 @@
#include <linux/ext3_fs.h>
#include <linux/ext3_jbd.h>
#include <linux/time.h>
+#include <linux/compat.h>
+#include <linux/smp_lock.h>
#include <asm/uaccess.h>
-
int ext3_ioctl (struct inode * inode, struct file * filp, unsigned int cmd,
unsigned long arg)
{
@@ -252,3 +253,55 @@ flags_err:
return -ENOTTY;
}
}
+
+#ifdef CONFIG_COMPAT
+long ext3_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+ struct inode *inode = file->f_dentry->d_inode;
+ int ret;
+
+ /* These are just misnamed, they actually get/put from/to user an int */
+ switch (cmd) {
+ case EXT3_IOC32_GETFLAGS:
+ cmd = EXT3_IOC_GETFLAGS;
+ break;
+ case EXT3_IOC32_SETFLAGS:
+ cmd = EXT3_IOC_SETFLAGS;
+ break;
+ case EXT3_IOC32_GETVERSION:
+ cmd = EXT3_IOC_GETVERSION;
+ break;
+ case EXT3_IOC32_SETVERSION:
+ cmd = EXT3_IOC_SETVERSION;
+ break;
+ case EXT3_IOC32_GROUP_EXTEND:
+ cmd = EXT3_IOC_GROUP_EXTEND;
+ break;
+ case EXT3_IOC32_GETVERSION_OLD:
+ cmd = EXT3_IOC_GETVERSION_OLD;
+ break;
+ case EXT3_IOC32_SETVERSION_OLD:
+ cmd = EXT3_IOC_SETVERSION_OLD;
+ break;
+#ifdef CONFIG_JBD_DEBUG
+ case EXT3_IOC32_WAIT_FOR_READONLY:
+ cmd = EXT3_IOC_WAIT_FOR_READONLY;
+ break;
+#endif
+ case EXT3_IOC32_GETRSVSZ:
+ cmd = EXT3_IOC_GETRSVSZ;
+ break;
+ case EXT3_IOC32_SETRSVSZ:
+ cmd = EXT3_IOC_SETRSVSZ;
+ break;
+ case EXT3_IOC_GROUP_ADD:
+ break;
+ default:
+ return -ENOIOCTLCMD;
+ }
+ lock_kernel();
+ ret = ext3_ioctl(inode, file, cmd, (unsigned long) compat_ptr(arg));
+ unlock_kernel();
+ return ret;
+}
+#endif
diff --git a/fs/ext3/namei.c b/fs/ext3/namei.c
index 85d132c37ee0..906731a20f1a 100644
--- a/fs/ext3/namei.c
+++ b/fs/ext3/namei.c
@@ -35,6 +35,7 @@
#include <linux/string.h>
#include <linux/quotaops.h>
#include <linux/buffer_head.h>
+#include <linux/bio.h>
#include <linux/smp_lock.h>
#include "namei.h"
@@ -870,7 +871,7 @@ restart:
bh = ext3_getblk(NULL, dir, b++, 0, &err);
bh_use[ra_max] = bh;
if (bh)
- ll_rw_block(READ, 1, &bh);
+ ll_rw_block(READ_META, 1, &bh);
}
}
if ((bh = bh_use[ra_ptr++]) == NULL)
@@ -1615,12 +1616,12 @@ static int ext3_delete_entry (handle_t *handle,
*/
static inline void ext3_inc_count(handle_t *handle, struct inode *inode)
{
- inode->i_nlink++;
+ inc_nlink(inode);
}
static inline void ext3_dec_count(handle_t *handle, struct inode *inode)
{
- inode->i_nlink--;
+ drop_nlink(inode);
}
static int ext3_add_nondir(handle_t *handle,
@@ -1742,7 +1743,7 @@ retry:
inode->i_size = EXT3_I(inode)->i_disksize = inode->i_sb->s_blocksize;
dir_block = ext3_bread (handle, inode, 0, 1, &err);
if (!dir_block) {
- inode->i_nlink--; /* is this nlink == 0? */
+ drop_nlink(inode); /* is this nlink == 0? */
ext3_mark_inode_dirty(handle, inode);
iput (inode);
goto out_stop;
@@ -1774,7 +1775,7 @@ retry:
iput (inode);
goto out_stop;
}
- dir->i_nlink++;
+ inc_nlink(dir);
ext3_update_dx_flag(dir);
ext3_mark_inode_dirty(handle, dir);
d_instantiate(dentry, inode);
@@ -2044,7 +2045,7 @@ static int ext3_rmdir (struct inode * dir, struct dentry *dentry)
"empty directory has nlink!=2 (%d)",
inode->i_nlink);
inode->i_version++;
- inode->i_nlink = 0;
+ clear_nlink(inode);
/* There's no need to set i_disksize: the fact that i_nlink is
* zero will ensure that the right thing happens during any
* recovery. */
@@ -2052,7 +2053,7 @@ static int ext3_rmdir (struct inode * dir, struct dentry *dentry)
ext3_orphan_add(handle, inode);
inode->i_ctime = dir->i_ctime = dir->i_mtime = CURRENT_TIME_SEC;
ext3_mark_inode_dirty(handle, inode);
- dir->i_nlink--;
+ drop_nlink(dir);
ext3_update_dx_flag(dir);
ext3_mark_inode_dirty(handle, dir);
@@ -2103,7 +2104,7 @@ static int ext3_unlink(struct inode * dir, struct dentry *dentry)
dir->i_ctime = dir->i_mtime = CURRENT_TIME_SEC;
ext3_update_dx_flag(dir);
ext3_mark_inode_dirty(handle, dir);
- inode->i_nlink--;
+ drop_nlink(inode);
if (!inode->i_nlink)
ext3_orphan_add(handle, inode);
inode->i_ctime = dir->i_ctime;
@@ -2325,7 +2326,7 @@ static int ext3_rename (struct inode * old_dir, struct dentry *old_dentry,
}
if (new_inode) {
- new_inode->i_nlink--;
+ drop_nlink(new_inode);
new_inode->i_ctime = CURRENT_TIME_SEC;
}
old_dir->i_ctime = old_dir->i_mtime = CURRENT_TIME_SEC;
@@ -2336,11 +2337,11 @@ static int ext3_rename (struct inode * old_dir, struct dentry *old_dentry,
PARENT_INO(dir_bh->b_data) = cpu_to_le32(new_dir->i_ino);
BUFFER_TRACE(dir_bh, "call ext3_journal_dirty_metadata");
ext3_journal_dirty_metadata(handle, dir_bh);
- old_dir->i_nlink--;
+ drop_nlink(old_dir);
if (new_inode) {
- new_inode->i_nlink--;
+ drop_nlink(new_inode);
} else {
- new_dir->i_nlink++;
+ inc_nlink(new_dir);
ext3_update_dx_flag(new_dir);
ext3_mark_inode_dirty(handle, new_dir);
}
diff --git a/fs/fat/dir.c b/fs/fat/dir.c
index 698b85bb1dd4..3e50a4166283 100644
--- a/fs/fat/dir.c
+++ b/fs/fat/dir.c
@@ -20,6 +20,7 @@
#include <linux/dirent.h>
#include <linux/smp_lock.h>
#include <linux/buffer_head.h>
+#include <linux/compat.h>
#include <asm/uaccess.h>
static inline loff_t fat_make_i_pos(struct super_block *sb,
@@ -741,10 +742,65 @@ static int fat_dir_ioctl(struct inode * inode, struct file * filp,
return ret;
}
+#ifdef CONFIG_COMPAT
+#define VFAT_IOCTL_READDIR_BOTH32 _IOR('r', 1, struct compat_dirent[2])
+#define VFAT_IOCTL_READDIR_SHORT32 _IOR('r', 2, struct compat_dirent[2])
+
+static long fat_compat_put_dirent32(struct dirent *d,
+ struct compat_dirent __user *d32)
+{
+ if (!access_ok(VERIFY_WRITE, d32, sizeof(struct compat_dirent)))
+ return -EFAULT;
+
+ __put_user(d->d_ino, &d32->d_ino);
+ __put_user(d->d_off, &d32->d_off);
+ __put_user(d->d_reclen, &d32->d_reclen);
+ if (__copy_to_user(d32->d_name, d->d_name, d->d_reclen))
+ return -EFAULT;
+
+ return 0;
+}
+
+static long fat_compat_dir_ioctl(struct file *file, unsigned cmd,
+ unsigned long arg)
+{
+ struct compat_dirent __user *p = compat_ptr(arg);
+ int ret;
+ mm_segment_t oldfs = get_fs();
+ struct dirent d[2];
+
+ switch (cmd) {
+ case VFAT_IOCTL_READDIR_BOTH32:
+ cmd = VFAT_IOCTL_READDIR_BOTH;
+ break;
+ case VFAT_IOCTL_READDIR_SHORT32:
+ cmd = VFAT_IOCTL_READDIR_SHORT;
+ break;
+ default:
+ return -ENOIOCTLCMD;
+ }
+
+ set_fs(KERNEL_DS);
+ lock_kernel();
+ ret = fat_dir_ioctl(file->f_dentry->d_inode, file,
+ cmd, (unsigned long) &d);
+ unlock_kernel();
+ set_fs(oldfs);
+ if (ret >= 0) {
+ ret |= fat_compat_put_dirent32(&d[0], p);
+ ret |= fat_compat_put_dirent32(&d[1], p + 1);
+ }
+ return ret;
+}
+#endif /* CONFIG_COMPAT */
+
const struct file_operations fat_dir_operations = {
.read = generic_read_dir,
.readdir = fat_readdir,
.ioctl = fat_dir_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = fat_compat_dir_ioctl,
+#endif
.fsync = file_fsync,
};
diff --git a/fs/fat/file.c b/fs/fat/file.c
index 1ee25232e6af..f4b8f8b3fbdd 100644
--- a/fs/fat/file.c
+++ b/fs/fat/file.c
@@ -13,6 +13,7 @@
#include <linux/smp_lock.h>
#include <linux/buffer_head.h>
#include <linux/writeback.h>
+#include <linux/blkdev.h>
int fat_generic_ioctl(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg)
@@ -112,15 +113,24 @@ int fat_generic_ioctl(struct inode *inode, struct file *filp,
}
}
+static int fat_file_release(struct inode *inode, struct file *filp)
+{
+ if ((filp->f_mode & FMODE_WRITE) &&
+ MSDOS_SB(inode->i_sb)->options.flush) {
+ fat_flush_inodes(inode->i_sb, inode, NULL);
+ blk_congestion_wait(WRITE, HZ/10);
+ }
+ return 0;
+}
+
const struct file_operations fat_file_operations = {
.llseek = generic_file_llseek,
.read = do_sync_read,
.write = do_sync_write,
- .readv = generic_file_readv,
- .writev = generic_file_writev,
.aio_read = generic_file_aio_read,
.aio_write = generic_file_aio_write,
.mmap = generic_file_mmap,
+ .release = fat_file_release,
.ioctl = fat_generic_ioctl,
.fsync = file_fsync,
.sendfile = generic_file_sendfile,
@@ -289,6 +299,7 @@ void fat_truncate(struct inode *inode)
lock_kernel();
fat_free(inode, nr_clusters);
unlock_kernel();
+ fat_flush_inodes(inode->i_sb, inode, NULL);
}
struct inode_operations fat_file_inode_operations = {
diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index ab96ae823753..045738032a83 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -24,6 +24,7 @@
#include <linux/vfs.h>
#include <linux/parser.h>
#include <linux/uio.h>
+#include <linux/writeback.h>
#include <asm/unaligned.h>
#ifndef CONFIG_FAT_DEFAULT_IOCHARSET
@@ -853,7 +854,7 @@ enum {
Opt_charset, Opt_shortname_lower, Opt_shortname_win95,
Opt_shortname_winnt, Opt_shortname_mixed, Opt_utf8_no, Opt_utf8_yes,
Opt_uni_xl_no, Opt_uni_xl_yes, Opt_nonumtail_no, Opt_nonumtail_yes,
- Opt_obsolate, Opt_err,
+ Opt_obsolate, Opt_flush, Opt_err,
};
static match_table_t fat_tokens = {
@@ -885,7 +886,8 @@ static match_table_t fat_tokens = {
{Opt_obsolate, "cvf_format=%20s"},
{Opt_obsolate, "cvf_options=%100s"},
{Opt_obsolate, "posix"},
- {Opt_err, NULL}
+ {Opt_flush, "flush"},
+ {Opt_err, NULL},
};
static match_table_t msdos_tokens = {
{Opt_nodots, "nodots"},
@@ -1026,6 +1028,9 @@ static int parse_options(char *options, int is_vfat, int silent, int *debug,
return 0;
opts->codepage = option;
break;
+ case Opt_flush:
+ opts->flush = 1;
+ break;
/* msdos specific */
case Opt_dots:
@@ -1425,6 +1430,56 @@ out_fail:
EXPORT_SYMBOL_GPL(fat_fill_super);
+/*
+ * helper function for fat_flush_inodes. This writes both the inode
+ * and the file data blocks, waiting for in flight data blocks before
+ * the start of the call. It does not wait for any io started
+ * during the call
+ */
+static int writeback_inode(struct inode *inode)
+{
+
+ int ret;
+ struct address_space *mapping = inode->i_mapping;
+ struct writeback_control wbc = {
+ .sync_mode = WB_SYNC_NONE,
+ .nr_to_write = 0,
+ };
+ /* if we used WB_SYNC_ALL, sync_inode waits for the io for the
+ * inode to finish. So WB_SYNC_NONE is sent down to sync_inode
+ * and filemap_fdatawrite is used for the data blocks
+ */
+ ret = sync_inode(inode, &wbc);
+ if (!ret)
+ ret = filemap_fdatawrite(mapping);
+ return ret;
+}
+
+/*
+ * write data and metadata corresponding to i1 and i2. The io is
+ * started but we do not wait for any of it to finish.
+ *
+ * filemap_flush is used for the block device, so if there is a dirty
+ * page for a block already in flight, we will not wait and start the
+ * io over again
+ */
+int fat_flush_inodes(struct super_block *sb, struct inode *i1, struct inode *i2)
+{
+ int ret = 0;
+ if (!MSDOS_SB(sb)->options.flush)
+ return 0;
+ if (i1)
+ ret = writeback_inode(i1);
+ if (!ret && i2)
+ ret = writeback_inode(i2);
+ if (!ret && sb) {
+ struct address_space *mapping = sb->s_bdev->bd_inode->i_mapping;
+ ret = filemap_flush(mapping);
+ }
+ return ret;
+}
+EXPORT_SYMBOL_GPL(fat_flush_inodes);
+
static int __init init_fat_fs(void)
{
int err;
diff --git a/fs/file.c b/fs/file.c
index 8d3bfca7714b..8e81775c5dc8 100644
--- a/fs/file.c
+++ b/fs/file.c
@@ -288,71 +288,63 @@ out:
}
/*
- * Expands the file descriptor table - it will allocate a new fdtable and
- * both fd array and fdset. It is expected to be called with the
- * files_lock held.
+ * Expand the file descriptor table.
+ * This function will allocate a new fdtable and both fd array and fdset, of
+ * the given size.
+ * Return <0 error code on error; 1 on successful completion.
+ * The files->file_lock should be held on entry, and will be held on exit.
*/
static int expand_fdtable(struct files_struct *files, int nr)
__releases(files->file_lock)
__acquires(files->file_lock)
{
- int error = 0;
- struct fdtable *fdt;
- struct fdtable *nfdt = NULL;
+ struct fdtable *new_fdt, *cur_fdt;
spin_unlock(&files->file_lock);
- nfdt = alloc_fdtable(nr);
- if (!nfdt) {
- error = -ENOMEM;
- spin_lock(&files->file_lock);
- goto out;
- }
-
+ new_fdt = alloc_fdtable(nr);
spin_lock(&files->file_lock);
- fdt = files_fdtable(files);
+ if (!new_fdt)
+ return -ENOMEM;
/*
- * Check again since another task may have expanded the
- * fd table while we dropped the lock
+ * Check again since another task may have expanded the fd table while
+ * we dropped the lock
*/
- if (nr >= fdt->max_fds || nr >= fdt->max_fdset) {
- copy_fdtable(nfdt, fdt);
+ cur_fdt = files_fdtable(files);
+ if (nr >= cur_fdt->max_fds || nr >= cur_fdt->max_fdset) {
+ /* Continue as planned */
+ copy_fdtable(new_fdt, cur_fdt);
+ rcu_assign_pointer(files->fdt, new_fdt);
+ free_fdtable(cur_fdt);
} else {
- /* Somebody expanded while we dropped file_lock */
- spin_unlock(&files->file_lock);
- __free_fdtable(nfdt);
- spin_lock(&files->file_lock);
- goto out;
+ /* Somebody else expanded, so undo our attempt */
+ __free_fdtable(new_fdt);
}
- rcu_assign_pointer(files->fdt, nfdt);
- free_fdtable(fdt);
-out:
- return error;
+ return 1;
}
/*
* Expand files.
- * Return <0 on error; 0 nothing done; 1 files expanded, we may have blocked.
- * Should be called with the files->file_lock spinlock held for write.
+ * This function will expand the file structures, if the requested size exceeds
+ * the current capacity and there is room for expansion.
+ * Return <0 error code on error; 0 when nothing done; 1 when files were
+ * expanded and execution may have blocked.
+ * The files->file_lock should be held on entry, and will be held on exit.
*/
int expand_files(struct files_struct *files, int nr)
{
- int err, expand = 0;
struct fdtable *fdt;
fdt = files_fdtable(files);
- if (nr >= fdt->max_fdset || nr >= fdt->max_fds) {
- if (fdt->max_fdset >= NR_OPEN ||
- fdt->max_fds >= NR_OPEN || nr >= NR_OPEN) {
- err = -EMFILE;
- goto out;
- }
- expand = 1;
- if ((err = expand_fdtable(files, nr)))
- goto out;
- }
- err = expand;
-out:
- return err;
+ /* Do we need to expand? */
+ if (nr < fdt->max_fdset && nr < fdt->max_fds)
+ return 0;
+ /* Can we expand? */
+ if (fdt->max_fdset >= NR_OPEN || fdt->max_fds >= NR_OPEN ||
+ nr >= NR_OPEN)
+ return -EMFILE;
+
+ /* All good, so we try */
+ return expand_fdtable(files, nr);
}
static void __devinit fdtable_defer_list_init(int cpu)
diff --git a/fs/filesystems.c b/fs/filesystems.c
index 9f1072836c8e..e3fa77c6ed56 100644
--- a/fs/filesystems.c
+++ b/fs/filesystems.c
@@ -69,8 +69,6 @@ int register_filesystem(struct file_system_type * fs)
int res = 0;
struct file_system_type ** p;
- if (!fs)
- return -EINVAL;
if (fs->next)
return -EBUSY;
INIT_LIST_HEAD(&fs->fs_supers);
diff --git a/fs/freevxfs/vxfs_super.c b/fs/freevxfs/vxfs_super.c
index b74b791fc23b..ac28b0835ffc 100644
--- a/fs/freevxfs/vxfs_super.c
+++ b/fs/freevxfs/vxfs_super.c
@@ -260,12 +260,17 @@ static struct file_system_type vxfs_fs_type = {
static int __init
vxfs_init(void)
{
+ int rv;
+
vxfs_inode_cachep = kmem_cache_create("vxfs_inode",
sizeof(struct vxfs_inode_info), 0,
SLAB_RECLAIM_ACCOUNT|SLAB_MEM_SPREAD, NULL, NULL);
- if (vxfs_inode_cachep)
- return register_filesystem(&vxfs_fs_type);
- return -ENOMEM;
+ if (!vxfs_inode_cachep)
+ return -ENOMEM;
+ rv = register_filesystem(&vxfs_fs_type);
+ if (rv < 0)
+ kmem_cache_destroy(vxfs_inode_cachep);
+ return rv;
}
static void __exit
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 892643dc9af1..c403b66ec83c 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -22,8 +22,7 @@
#include <linux/blkdev.h>
#include <linux/backing-dev.h>
#include <linux/buffer_head.h>
-
-extern struct super_block *blockdev_superblock;
+#include "internal.h"
/**
* __mark_inode_dirty - internal function
@@ -320,7 +319,7 @@ sync_sb_inodes(struct super_block *sb, struct writeback_control *wbc)
if (!bdi_cap_writeback_dirty(bdi)) {
list_move(&inode->i_list, &sb->s_dirty);
- if (sb == blockdev_superblock) {
+ if (sb_is_blkdev_sb(sb)) {
/*
* Dirty memory-backed blockdev: the ramdisk
* driver does this. Skip just this inode
@@ -337,14 +336,14 @@ sync_sb_inodes(struct super_block *sb, struct writeback_control *wbc)
if (wbc->nonblocking && bdi_write_congested(bdi)) {
wbc->encountered_congestion = 1;
- if (sb != blockdev_superblock)
+ if (!sb_is_blkdev_sb(sb))
break; /* Skip a congested fs */
list_move(&inode->i_list, &sb->s_dirty);
continue; /* Skip a congested blockdev */
}
if (wbc->bdi && bdi != wbc->bdi) {
- if (sb != blockdev_superblock)
+ if (!sb_is_blkdev_sb(sb))
break; /* fs has the wrong queue */
list_move(&inode->i_list, &sb->s_dirty);
continue; /* blockdev has wrong queue */
diff --git a/fs/fuse/control.c b/fs/fuse/control.c
index 79ec1f23d4d2..16b39c053d47 100644
--- a/fs/fuse/control.c
+++ b/fs/fuse/control.c
@@ -116,7 +116,7 @@ int fuse_ctl_add_conn(struct fuse_conn *fc)
return 0;
parent = fuse_control_sb->s_root;
- parent->d_inode->i_nlink++;
+ inc_nlink(parent->d_inode);
sprintf(name, "%llu", (unsigned long long) fc->id);
parent = fuse_ctl_add_dentry(parent, fc, name, S_IFDIR | 0500, 2,
&simple_dir_inode_operations,
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index 1e2006caf158..66571eafbb1e 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -212,6 +212,7 @@ void fuse_put_request(struct fuse_conn *fc, struct fuse_req *req)
* Called with fc->lock, unlocks it
*/
static void request_end(struct fuse_conn *fc, struct fuse_req *req)
+ __releases(fc->lock)
{
void (*end) (struct fuse_conn *, struct fuse_req *) = req->end;
req->end = NULL;
@@ -640,6 +641,7 @@ static void request_wait(struct fuse_conn *fc)
*/
static int fuse_read_interrupt(struct fuse_conn *fc, struct fuse_req *req,
const struct iovec *iov, unsigned long nr_segs)
+ __releases(fc->lock)
{
struct fuse_copy_state cs;
struct fuse_in_header ih;
@@ -678,14 +680,15 @@ static int fuse_read_interrupt(struct fuse_conn *fc, struct fuse_req *req,
* request_end(). Otherwise add it to the processing list, and set
* the 'sent' flag.
*/
-static ssize_t fuse_dev_readv(struct file *file, const struct iovec *iov,
- unsigned long nr_segs, loff_t *off)
+static ssize_t fuse_dev_read(struct kiocb *iocb, const struct iovec *iov,
+ unsigned long nr_segs, loff_t pos)
{
int err;
struct fuse_req *req;
struct fuse_in *in;
struct fuse_copy_state cs;
unsigned reqsize;
+ struct file *file = iocb->ki_filp;
struct fuse_conn *fc = fuse_get_conn(file);
if (!fc)
return -EPERM;
@@ -759,15 +762,6 @@ static ssize_t fuse_dev_readv(struct file *file, const struct iovec *iov,
return err;
}
-static ssize_t fuse_dev_read(struct file *file, char __user *buf,
- size_t nbytes, loff_t *off)
-{
- struct iovec iov;
- iov.iov_len = nbytes;
- iov.iov_base = buf;
- return fuse_dev_readv(file, &iov, 1, off);
-}
-
/* Look up request on processing list by unique ID */
static struct fuse_req *request_find(struct fuse_conn *fc, u64 unique)
{
@@ -812,15 +806,15 @@ static int copy_out_args(struct fuse_copy_state *cs, struct fuse_out *out,
* it from the list and copy the rest of the buffer to the request.
* The request is finished by calling request_end()
*/
-static ssize_t fuse_dev_writev(struct file *file, const struct iovec *iov,
- unsigned long nr_segs, loff_t *off)
+static ssize_t fuse_dev_write(struct kiocb *iocb, const struct iovec *iov,
+ unsigned long nr_segs, loff_t pos)
{
int err;
unsigned nbytes = iov_length(iov, nr_segs);
struct fuse_req *req;
struct fuse_out_header oh;
struct fuse_copy_state cs;
- struct fuse_conn *fc = fuse_get_conn(file);
+ struct fuse_conn *fc = fuse_get_conn(iocb->ki_filp);
if (!fc)
return -EPERM;
@@ -896,15 +890,6 @@ static ssize_t fuse_dev_writev(struct file *file, const struct iovec *iov,
return err;
}
-static ssize_t fuse_dev_write(struct file *file, const char __user *buf,
- size_t nbytes, loff_t *off)
-{
- struct iovec iov;
- iov.iov_len = nbytes;
- iov.iov_base = (char __user *) buf;
- return fuse_dev_writev(file, &iov, 1, off);
-}
-
static unsigned fuse_dev_poll(struct file *file, poll_table *wait)
{
unsigned mask = POLLOUT | POLLWRNORM;
@@ -1039,10 +1024,10 @@ static int fuse_dev_fasync(int fd, struct file *file, int on)
const struct file_operations fuse_dev_operations = {
.owner = THIS_MODULE,
.llseek = no_llseek,
- .read = fuse_dev_read,
- .readv = fuse_dev_readv,
- .write = fuse_dev_write,
- .writev = fuse_dev_writev,
+ .read = do_sync_read,
+ .aio_read = fuse_dev_read,
+ .write = do_sync_write,
+ .aio_write = fuse_dev_write,
.poll = fuse_dev_poll,
.release = fuse_dev_release,
.fasync = fuse_dev_fasync,
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index 409ce6a7cca4..8605155db171 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -508,7 +508,7 @@ static int fuse_unlink(struct inode *dir, struct dentry *entry)
/* Set nlink to zero so the inode can be cleared, if
the inode does have more links this will be
discovered at the next lookup/getattr */
- inode->i_nlink = 0;
+ clear_nlink(inode);
fuse_invalidate_attr(inode);
fuse_invalidate_attr(dir);
fuse_invalidate_entry_cache(entry);
@@ -534,7 +534,7 @@ static int fuse_rmdir(struct inode *dir, struct dentry *entry)
err = req->out.h.error;
fuse_put_request(fc, req);
if (!err) {
- entry->d_inode->i_nlink = 0;
+ clear_nlink(entry->d_inode);
fuse_invalidate_attr(dir);
fuse_invalidate_entry_cache(entry);
} else if (err == -EINTR)
@@ -776,7 +776,7 @@ static int fuse_permission(struct inode *inode, int mask, struct nameidata *nd)
if ((mask & MAY_EXEC) && !S_ISDIR(mode) && !(mode & S_IXUGO))
return -EACCES;
- if (nd && (nd->flags & LOOKUP_ACCESS))
+ if (nd && (nd->flags & (LOOKUP_ACCESS | LOOKUP_CHDIR)))
return fuse_access(inode, mask);
return 0;
}
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index 5c4fcd1dbf59..183626868eea 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -753,8 +753,10 @@ static int fuse_file_lock(struct file *file, int cmd, struct file_lock *fl)
static const struct file_operations fuse_file_operations = {
.llseek = generic_file_llseek,
- .read = generic_file_read,
- .write = generic_file_write,
+ .read = do_sync_read,
+ .aio_read = generic_file_aio_read,
+ .write = do_sync_write,
+ .aio_write = generic_file_aio_write,
.mmap = fuse_file_mmap,
.open = fuse_open,
.flush = fuse_flush,
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index cb7cadb0b790..7d0a9aee01f2 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -251,6 +251,7 @@ static int fuse_statfs(struct dentry *dentry, struct kstatfs *buf)
memset(&outarg, 0, sizeof(outarg));
req->in.numargs = 0;
req->in.h.opcode = FUSE_STATFS;
+ req->in.h.nodeid = get_node_id(dentry->d_inode);
req->out.numargs = 1;
req->out.args[0].size =
fc->minor < 4 ? FUSE_COMPAT_STATFS_SIZE : sizeof(outarg);
diff --git a/fs/generic_acl.c b/fs/generic_acl.c
new file mode 100644
index 000000000000..9ccb78947171
--- /dev/null
+++ b/fs/generic_acl.c
@@ -0,0 +1,197 @@
+/*
+ * fs/generic_acl.c
+ *
+ * (C) 2005 Andreas Gruenbacher <agruen@suse.de>
+ *
+ * This file is released under the GPL.
+ */
+
+#include <linux/sched.h>
+#include <linux/fs.h>
+#include <linux/generic_acl.h>
+
+/**
+ * generic_acl_list - Generic xattr_handler->list() operation
+ * @ops: Filesystem specific getacl and setacl callbacks
+ */
+size_t
+generic_acl_list(struct inode *inode, struct generic_acl_operations *ops,
+ int type, char *list, size_t list_size)
+{
+ struct posix_acl *acl;
+ const char *name;
+ size_t size;
+
+ acl = ops->getacl(inode, type);
+ if (!acl)
+ return 0;
+ posix_acl_release(acl);
+
+ switch(type) {
+ case ACL_TYPE_ACCESS:
+ name = POSIX_ACL_XATTR_ACCESS;
+ break;
+
+ case ACL_TYPE_DEFAULT:
+ name = POSIX_ACL_XATTR_DEFAULT;
+ break;
+
+ default:
+ return 0;
+ }
+ size = strlen(name) + 1;
+ if (list && size <= list_size)
+ memcpy(list, name, size);
+ return size;
+}
+
+/**
+ * generic_acl_get - Generic xattr_handler->get() operation
+ * @ops: Filesystem specific getacl and setacl callbacks
+ */
+int
+generic_acl_get(struct inode *inode, struct generic_acl_operations *ops,
+ int type, void *buffer, size_t size)
+{
+ struct posix_acl *acl;
+ int error;
+
+ acl = ops->getacl(inode, type);
+ if (!acl)
+ return -ENODATA;
+ error = posix_acl_to_xattr(acl, buffer, size);
+ posix_acl_release(acl);
+
+ return error;
+}
+
+/**
+ * generic_acl_set - Generic xattr_handler->set() operation
+ * @ops: Filesystem specific getacl and setacl callbacks
+ */
+int
+generic_acl_set(struct inode *inode, struct generic_acl_operations *ops,
+ int type, const void *value, size_t size)
+{
+ struct posix_acl *acl = NULL;
+ int error;
+
+ if (S_ISLNK(inode->i_mode))
+ return -EOPNOTSUPP;
+ if (current->fsuid != inode->i_uid && !capable(CAP_FOWNER))
+ return -EPERM;
+ if (value) {
+ acl = posix_acl_from_xattr(value, size);
+ if (IS_ERR(acl))
+ return PTR_ERR(acl);
+ }
+ if (acl) {
+ mode_t mode;
+
+ error = posix_acl_valid(acl);
+ if (error)
+ goto failed;
+ switch(type) {
+ case ACL_TYPE_ACCESS:
+ mode = inode->i_mode;
+ error = posix_acl_equiv_mode(acl, &mode);
+ if (error < 0)
+ goto failed;
+ inode->i_mode = mode;
+ if (error == 0) {
+ posix_acl_release(acl);
+ acl = NULL;
+ }
+ break;
+
+ case ACL_TYPE_DEFAULT:
+ if (!S_ISDIR(inode->i_mode)) {
+ error = -EINVAL;
+ goto failed;
+ }
+ break;
+ }
+ }
+ ops->setacl(inode, type, acl);
+ error = 0;
+failed:
+ posix_acl_release(acl);
+ return error;
+}
+
+/**
+ * generic_acl_init - Take care of acl inheritance at @inode create time
+ * @ops: Filesystem specific getacl and setacl callbacks
+ *
+ * Files created inside a directory with a default ACL inherit the
+ * directory's default ACL.
+ */
+int
+generic_acl_init(struct inode *inode, struct inode *dir,
+ struct generic_acl_operations *ops)
+{
+ struct posix_acl *acl = NULL;
+ mode_t mode = inode->i_mode;
+ int error;
+
+ inode->i_mode = mode & ~current->fs->umask;
+ if (!S_ISLNK(inode->i_mode))
+ acl = ops->getacl(dir, ACL_TYPE_DEFAULT);
+ if (acl) {
+ struct posix_acl *clone;
+
+ if (S_ISDIR(inode->i_mode)) {
+ clone = posix_acl_clone(acl, GFP_KERNEL);
+ error = -ENOMEM;
+ if (!clone)
+ goto cleanup;
+ ops->setacl(inode, ACL_TYPE_DEFAULT, clone);
+ posix_acl_release(clone);
+ }
+ clone = posix_acl_clone(acl, GFP_KERNEL);
+ error = -ENOMEM;
+ if (!clone)
+ goto cleanup;
+ error = posix_acl_create_masq(clone, &mode);
+ if (error >= 0) {
+ inode->i_mode = mode;
+ if (error > 0)
+ ops->setacl(inode, ACL_TYPE_ACCESS, clone);
+ }
+ posix_acl_release(clone);
+ }
+ error = 0;
+
+cleanup:
+ posix_acl_release(acl);
+ return error;
+}
+
+/**
+ * generic_acl_chmod - change the access acl of @inode upon chmod()
+ * @ops: FIlesystem specific getacl and setacl callbacks
+ *
+ * A chmod also changes the permissions of the owner, group/mask, and
+ * other ACL entries.
+ */
+int
+generic_acl_chmod(struct inode *inode, struct generic_acl_operations *ops)
+{
+ struct posix_acl *acl, *clone;
+ int error = 0;
+
+ if (S_ISLNK(inode->i_mode))
+ return -EOPNOTSUPP;
+ acl = ops->getacl(inode, ACL_TYPE_ACCESS);
+ if (acl) {
+ clone = posix_acl_clone(acl, GFP_KERNEL);
+ posix_acl_release(acl);
+ if (!clone)
+ return -ENOMEM;
+ error = posix_acl_chmod_masq(clone, inode->i_mode);
+ if (!error)
+ ops->setacl(inode, ACL_TYPE_ACCESS, clone);
+ posix_acl_release(clone);
+ }
+ return error;
+}
diff --git a/fs/hfs/dir.c b/fs/hfs/dir.c
index 7cd8cc03aea7..37d681b4f216 100644
--- a/fs/hfs/dir.c
+++ b/fs/hfs/dir.c
@@ -246,7 +246,7 @@ static int hfs_unlink(struct inode *dir, struct dentry *dentry)
if (res)
return res;
- inode->i_nlink--;
+ drop_nlink(inode);
hfs_delete_inode(inode);
inode->i_ctime = CURRENT_TIME_SEC;
mark_inode_dirty(inode);
@@ -273,7 +273,7 @@ static int hfs_rmdir(struct inode *dir, struct dentry *dentry)
res = hfs_cat_delete(inode->i_ino, dir, &dentry->d_name);
if (res)
return res;
- inode->i_nlink = 0;
+ clear_nlink(inode);
inode->i_ctime = CURRENT_TIME_SEC;
hfs_delete_inode(inode);
mark_inode_dirty(inode);
diff --git a/fs/hfs/inode.c b/fs/hfs/inode.c
index d05641c35fc9..02f5573e0349 100644
--- a/fs/hfs/inode.c
+++ b/fs/hfs/inode.c
@@ -601,8 +601,10 @@ int hfs_inode_setattr(struct dentry *dentry, struct iattr * attr)
static const struct file_operations hfs_file_operations = {
.llseek = generic_file_llseek,
- .read = generic_file_read,
- .write = generic_file_write,
+ .read = do_sync_read,
+ .aio_read = generic_file_aio_read,
+ .write = do_sync_write,
+ .aio_write = generic_file_aio_write,
.mmap = generic_file_mmap,
.sendfile = generic_file_sendfile,
.fsync = file_fsync,
diff --git a/fs/hfsplus/dir.c b/fs/hfsplus/dir.c
index 1f9ece0de326..7e309751645f 100644
--- a/fs/hfsplus/dir.c
+++ b/fs/hfsplus/dir.c
@@ -298,7 +298,7 @@ static int hfsplus_link(struct dentry *src_dentry, struct inode *dst_dir,
if (res)
return res;
- inode->i_nlink++;
+ inc_nlink(inode);
hfsplus_instantiate(dst_dentry, inode, cnid);
atomic_inc(&inode->i_count);
inode->i_ctime = CURRENT_TIME_SEC;
@@ -338,7 +338,7 @@ static int hfsplus_unlink(struct inode *dir, struct dentry *dentry)
return res;
if (inode->i_nlink > 0)
- inode->i_nlink--;
+ drop_nlink(inode);
hfsplus_delete_inode(inode);
if (inode->i_ino != cnid && !inode->i_nlink) {
if (!atomic_read(&HFSPLUS_I(inode).opencnt)) {
@@ -348,7 +348,7 @@ static int hfsplus_unlink(struct inode *dir, struct dentry *dentry)
} else
inode->i_flags |= S_DEAD;
} else
- inode->i_nlink = 0;
+ clear_nlink(inode);
inode->i_ctime = CURRENT_TIME_SEC;
mark_inode_dirty(inode);
@@ -387,7 +387,7 @@ static int hfsplus_rmdir(struct inode *dir, struct dentry *dentry)
res = hfsplus_delete_cat(inode->i_ino, dir, &dentry->d_name);
if (res)
return res;
- inode->i_nlink = 0;
+ clear_nlink(inode);
inode->i_ctime = CURRENT_TIME_SEC;
hfsplus_delete_inode(inode);
mark_inode_dirty(inode);
diff --git a/fs/hfsplus/hfsplus_fs.h b/fs/hfsplus/hfsplus_fs.h
index 8a1ca5ef7ada..3915635b4470 100644
--- a/fs/hfsplus/hfsplus_fs.h
+++ b/fs/hfsplus/hfsplus_fs.h
@@ -246,12 +246,8 @@ struct hfsplus_readdir_data {
/* ext2 ioctls (EXT2_IOC_GETFLAGS and EXT2_IOC_SETFLAGS) to support
* chattr/lsattr */
-#define HFSPLUS_IOC_EXT2_GETFLAGS _IOR('f', 1, long)
-#define HFSPLUS_IOC_EXT2_SETFLAGS _IOW('f', 2, long)
-
-#define EXT2_FLAG_IMMUTABLE 0x00000010 /* Immutable file */
-#define EXT2_FLAG_APPEND 0x00000020 /* writes to file may only append */
-#define EXT2_FLAG_NODUMP 0x00000040 /* do not dump file */
+#define HFSPLUS_IOC_EXT2_GETFLAGS FS_IOC_GETFLAGS
+#define HFSPLUS_IOC_EXT2_SETFLAGS FS_IOC_SETFLAGS
/*
diff --git a/fs/hfsplus/inode.c b/fs/hfsplus/inode.c
index 0eb1a6092668..9e3675249633 100644
--- a/fs/hfsplus/inode.c
+++ b/fs/hfsplus/inode.c
@@ -282,8 +282,10 @@ static struct inode_operations hfsplus_file_inode_operations = {
static const struct file_operations hfsplus_file_operations = {
.llseek = generic_file_llseek,
- .read = generic_file_read,
- .write = generic_file_write,
+ .read = do_sync_read,
+ .aio_read = generic_file_aio_read,
+ .write = do_sync_write,
+ .aio_write = generic_file_aio_write,
.mmap = generic_file_mmap,
.sendfile = generic_file_sendfile,
.fsync = file_fsync,
diff --git a/fs/hfsplus/ioctl.c b/fs/hfsplus/ioctl.c
index 13cf848ac833..79fd10402ea3 100644
--- a/fs/hfsplus/ioctl.c
+++ b/fs/hfsplus/ioctl.c
@@ -28,11 +28,11 @@ int hfsplus_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
case HFSPLUS_IOC_EXT2_GETFLAGS:
flags = 0;
if (HFSPLUS_I(inode).rootflags & HFSPLUS_FLG_IMMUTABLE)
- flags |= EXT2_FLAG_IMMUTABLE; /* EXT2_IMMUTABLE_FL */
+ flags |= FS_IMMUTABLE_FL; /* EXT2_IMMUTABLE_FL */
if (HFSPLUS_I(inode).rootflags & HFSPLUS_FLG_APPEND)
- flags |= EXT2_FLAG_APPEND; /* EXT2_APPEND_FL */
+ flags |= FS_APPEND_FL; /* EXT2_APPEND_FL */
if (HFSPLUS_I(inode).userflags & HFSPLUS_FLG_NODUMP)
- flags |= EXT2_FLAG_NODUMP; /* EXT2_NODUMP_FL */
+ flags |= FS_NODUMP_FL; /* EXT2_NODUMP_FL */
return put_user(flags, (int __user *)arg);
case HFSPLUS_IOC_EXT2_SETFLAGS: {
if (IS_RDONLY(inode))
@@ -44,32 +44,31 @@ int hfsplus_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
if (get_user(flags, (int __user *)arg))
return -EFAULT;
- if (flags & (EXT2_FLAG_IMMUTABLE|EXT2_FLAG_APPEND) ||
+ if (flags & (FS_IMMUTABLE_FL|FS_APPEND_FL) ||
HFSPLUS_I(inode).rootflags & (HFSPLUS_FLG_IMMUTABLE|HFSPLUS_FLG_APPEND)) {
if (!capable(CAP_LINUX_IMMUTABLE))
return -EPERM;
}
/* don't silently ignore unsupported ext2 flags */
- if (flags & ~(EXT2_FLAG_IMMUTABLE|EXT2_FLAG_APPEND|
- EXT2_FLAG_NODUMP))
+ if (flags & ~(FS_IMMUTABLE_FL|FS_APPEND_FL|FS_NODUMP_FL))
return -EOPNOTSUPP;
- if (flags & EXT2_FLAG_IMMUTABLE) { /* EXT2_IMMUTABLE_FL */
+ if (flags & FS_IMMUTABLE_FL) { /* EXT2_IMMUTABLE_FL */
inode->i_flags |= S_IMMUTABLE;
HFSPLUS_I(inode).rootflags |= HFSPLUS_FLG_IMMUTABLE;
} else {
inode->i_flags &= ~S_IMMUTABLE;
HFSPLUS_I(inode).rootflags &= ~HFSPLUS_FLG_IMMUTABLE;
}
- if (flags & EXT2_FLAG_APPEND) { /* EXT2_APPEND_FL */
+ if (flags & FS_APPEND_FL) { /* EXT2_APPEND_FL */
inode->i_flags |= S_APPEND;
HFSPLUS_I(inode).rootflags |= HFSPLUS_FLG_APPEND;
} else {
inode->i_flags &= ~S_APPEND;
HFSPLUS_I(inode).rootflags &= ~HFSPLUS_FLG_APPEND;
}
- if (flags & EXT2_FLAG_NODUMP) /* EXT2_NODUMP_FL */
+ if (flags & FS_NODUMP_FL) /* EXT2_NODUMP_FL */
HFSPLUS_I(inode).userflags |= HFSPLUS_FLG_NODUMP;
else
HFSPLUS_I(inode).userflags &= ~HFSPLUS_FLG_NODUMP;
diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c
index 322e876c35ed..b6bd33ca3731 100644
--- a/fs/hostfs/hostfs_kern.c
+++ b/fs/hostfs/hostfs_kern.c
@@ -385,13 +385,11 @@ int hostfs_fsync(struct file *file, struct dentry *dentry, int datasync)
static const struct file_operations hostfs_file_fops = {
.llseek = generic_file_llseek,
- .read = generic_file_read,
+ .read = do_sync_read,
.sendfile = generic_file_sendfile,
.aio_read = generic_file_aio_read,
.aio_write = generic_file_aio_write,
- .readv = generic_file_readv,
- .writev = generic_file_writev,
- .write = generic_file_write,
+ .write = do_sync_write,
.mmap = generic_file_mmap,
.open = hostfs_file_open,
.release = NULL,
diff --git a/fs/hpfs/file.c b/fs/hpfs/file.c
index d9eb19b7b8ae..8b94d24855f0 100644
--- a/fs/hpfs/file.c
+++ b/fs/hpfs/file.c
@@ -113,7 +113,7 @@ static ssize_t hpfs_file_write(struct file *file, const char __user *buf,
{
ssize_t retval;
- retval = generic_file_write(file, buf, count, ppos);
+ retval = do_sync_write(file, buf, count, ppos);
if (retval > 0)
hpfs_i(file->f_dentry->d_inode)->i_dirty = 1;
return retval;
@@ -122,8 +122,10 @@ static ssize_t hpfs_file_write(struct file *file, const char __user *buf,
const struct file_operations hpfs_file_ops =
{
.llseek = generic_file_llseek,
- .read = generic_file_read,
+ .read = do_sync_read,
+ .aio_read = generic_file_aio_read,
.write = hpfs_file_write,
+ .aio_write = generic_file_aio_write,
.mmap = generic_file_mmap,
.release = hpfs_file_release,
.fsync = hpfs_file_fsync,
diff --git a/fs/hpfs/namei.c b/fs/hpfs/namei.c
index 59e7dc182a0c..2507e7393f3c 100644
--- a/fs/hpfs/namei.c
+++ b/fs/hpfs/namei.c
@@ -89,7 +89,7 @@ static int hpfs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
brelse(bh);
hpfs_mark_4buffers_dirty(&qbh0);
hpfs_brelse4(&qbh0);
- dir->i_nlink++;
+ inc_nlink(dir);
insert_inode_hash(result);
if (result->i_uid != current->fsuid ||
@@ -434,7 +434,7 @@ again:
unlock_kernel();
return -ENOSPC;
default:
- inode->i_nlink--;
+ drop_nlink(inode);
err = 0;
}
goto out;
@@ -494,8 +494,8 @@ static int hpfs_rmdir(struct inode *dir, struct dentry *dentry)
err = -ENOSPC;
break;
default:
- dir->i_nlink--;
- inode->i_nlink = 0;
+ drop_nlink(dir);
+ clear_nlink(inode);
err = 0;
}
goto out;
@@ -590,7 +590,7 @@ static int hpfs_rename(struct inode *old_dir, struct dentry *old_dentry,
int r;
if ((r = hpfs_remove_dirent(old_dir, dno, dep, &qbh, 1)) != 2) {
if ((nde = map_dirent(new_dir, hpfs_i(new_dir)->i_dno, (char *)new_name, new_len, NULL, &qbh1))) {
- new_inode->i_nlink = 0;
+ clear_nlink(new_inode);
copy_de(nde, &de);
memcpy(nde->name, new_name, new_len);
hpfs_mark_4buffers_dirty(&qbh1);
@@ -635,8 +635,8 @@ static int hpfs_rename(struct inode *old_dir, struct dentry *old_dentry,
end:
hpfs_i(i)->i_parent_dir = new_dir->i_ino;
if (S_ISDIR(i->i_mode)) {
- new_dir->i_nlink++;
- old_dir->i_nlink--;
+ inc_nlink(new_dir);
+ drop_nlink(old_dir);
}
if ((fnode = hpfs_map_fnode(i->i_sb, i->i_ino, &bh))) {
fnode->up = new_dir->i_ino;
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index e025a31b4c64..5e03b2f67b93 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -229,7 +229,7 @@ static void hugetlbfs_delete_inode(struct inode *inode)
clear_inode(inode);
}
-static void hugetlbfs_forget_inode(struct inode *inode)
+static void hugetlbfs_forget_inode(struct inode *inode) __releases(inode_lock)
{
struct super_block *sb = inode->i_sb;
@@ -377,7 +377,7 @@ static struct inode *hugetlbfs_get_inode(struct super_block *sb, uid_t uid,
inode->i_fop = &simple_dir_operations;
/* directory inodes start off with i_nlink == 2 (for "." entry) */
- inode->i_nlink++;
+ inc_nlink(inode);
break;
case S_IFLNK:
inode->i_op = &page_symlink_inode_operations;
@@ -418,7 +418,7 @@ static int hugetlbfs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
{
int retval = hugetlbfs_mknod(dir, dentry, mode | S_IFDIR, 0);
if (!retval)
- dir->i_nlink++;
+ inc_nlink(dir);
return retval;
}
diff --git a/fs/inode.c b/fs/inode.c
index f5c04dd9ae8a..ada7643104e1 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -133,7 +133,6 @@ static struct inode *alloc_inode(struct super_block *sb)
inode->i_bdev = NULL;
inode->i_cdev = NULL;
inode->i_rdev = 0;
- inode->i_security = NULL;
inode->dirtied_when = 0;
if (security_inode_alloc(inode)) {
if (inode->i_sb->s_op->destroy_inode)
@@ -363,27 +362,6 @@ int invalidate_inodes(struct super_block * sb)
}
EXPORT_SYMBOL(invalidate_inodes);
-
-int __invalidate_device(struct block_device *bdev)
-{
- struct super_block *sb = get_super(bdev);
- int res = 0;
-
- if (sb) {
- /*
- * no need to lock the super, get_super holds the
- * read mutex so the filesystem cannot go away
- * under us (->put_super runs with the write lock
- * hold).
- */
- shrink_dcache_sb(sb);
- res = invalidate_inodes(sb);
- drop_super(sb);
- }
- invalidate_bdev(bdev, 0);
- return res;
-}
-EXPORT_SYMBOL(__invalidate_device);
static int can_unuse(struct inode *inode)
{
diff --git a/fs/internal.h b/fs/internal.h
new file mode 100644
index 000000000000..ea00126c9a59
--- /dev/null
+++ b/fs/internal.h
@@ -0,0 +1,55 @@
+/* fs/ internal definitions
+ *
+ * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#include <linux/ioctl32.h>
+
+struct super_block;
+
+/*
+ * block_dev.c
+ */
+#ifdef CONFIG_BLOCK
+extern struct super_block *blockdev_superblock;
+extern void __init bdev_cache_init(void);
+
+static inline int sb_is_blkdev_sb(struct super_block *sb)
+{
+ return sb == blockdev_superblock;
+}
+
+#else
+static inline void bdev_cache_init(void)
+{
+}
+
+static inline int sb_is_blkdev_sb(struct super_block *sb)
+{
+ return 0;
+}
+#endif
+
+/*
+ * char_dev.c
+ */
+extern void __init chrdev_init(void);
+
+/*
+ * compat_ioctl.c
+ */
+#ifdef CONFIG_COMPAT
+extern struct ioctl_trans ioctl_start[];
+extern int ioctl_table_size;
+#endif
+
+/*
+ * namespace.c
+ */
+extern int copy_mount_options(const void __user *, unsigned long *);
diff --git a/fs/ioprio.c b/fs/ioprio.c
index 78b1deae3fa2..6dc6721d9e82 100644
--- a/fs/ioprio.c
+++ b/fs/ioprio.c
@@ -1,7 +1,7 @@
/*
* fs/ioprio.c
*
- * Copyright (C) 2004 Jens Axboe <axboe@suse.de>
+ * Copyright (C) 2004 Jens Axboe <axboe@kernel.dk>
*
* Helper functions for setting/querying io priorities of processes. The
* system calls closely mimmick getpriority/setpriority, see the man page for
@@ -47,8 +47,8 @@ static int set_task_ioprio(struct task_struct *task, int ioprio)
/* see wmb() in current_io_context() */
smp_read_barrier_depends();
- if (ioc && ioc->set_ioprio)
- ioc->set_ioprio(ioc, ioprio);
+ if (ioc)
+ ioc->ioprio_changed = 1;
task_unlock(task);
return 0;
@@ -81,7 +81,12 @@ asmlinkage long sys_ioprio_set(int which, int who, int ioprio)
}
ret = -ESRCH;
- read_lock_irq(&tasklist_lock);
+ /*
+ * We want IOPRIO_WHO_PGRP/IOPRIO_WHO_USER to be "atomic",
+ * so we can't use rcu_read_lock(). See re-copy of ->ioprio
+ * in copy_process().
+ */
+ read_lock(&tasklist_lock);
switch (which) {
case IOPRIO_WHO_PROCESS:
if (!who)
@@ -124,7 +129,7 @@ free_uid:
ret = -EINVAL;
}
- read_unlock_irq(&tasklist_lock);
+ read_unlock(&tasklist_lock);
return ret;
}
@@ -170,7 +175,7 @@ asmlinkage long sys_ioprio_get(int which, int who)
int ret = -ESRCH;
int tmpio;
- read_lock_irq(&tasklist_lock);
+ read_lock(&tasklist_lock);
switch (which) {
case IOPRIO_WHO_PROCESS:
if (!who)
@@ -221,7 +226,7 @@ asmlinkage long sys_ioprio_get(int which, int who)
ret = -EINVAL;
}
- read_unlock_irq(&tasklist_lock);
+ read_unlock(&tasklist_lock);
return ret;
}
diff --git a/fs/isofs/inode.c b/fs/isofs/inode.c
index 4527692f432b..c34b862cdbf2 100644
--- a/fs/isofs/inode.c
+++ b/fs/isofs/inode.c
@@ -960,30 +960,30 @@ int isofs_get_blocks(struct inode *inode, sector_t iblock_s,
goto abort;
}
- if (nextblk) {
- while (b_off >= (offset + sect_size)) {
- struct inode *ninode;
-
- offset += sect_size;
- if (nextblk == 0)
- goto abort;
- ninode = isofs_iget(inode->i_sb, nextblk, nextoff);
- if (!ninode)
- goto abort;
- firstext = ISOFS_I(ninode)->i_first_extent;
- sect_size = ISOFS_I(ninode)->i_section_size >> ISOFS_BUFFER_BITS(ninode);
- nextblk = ISOFS_I(ninode)->i_next_section_block;
- nextoff = ISOFS_I(ninode)->i_next_section_offset;
- iput(ninode);
-
- if (++section > 100) {
- printk("isofs_get_blocks: More than 100 file sections ?!?, aborting...\n");
- printk("isofs_get_blocks: block=%ld firstext=%u sect_size=%u "
- "nextblk=%lu nextoff=%lu\n",
- iblock, firstext, (unsigned) sect_size,
- nextblk, nextoff);
- goto abort;
- }
+ /* On the last section, nextblk == 0, section size is likely to
+ * exceed sect_size by a partial block, and access beyond the
+ * end of the file will reach beyond the section size, too.
+ */
+ while (nextblk && (b_off >= (offset + sect_size))) {
+ struct inode *ninode;
+
+ offset += sect_size;
+ ninode = isofs_iget(inode->i_sb, nextblk, nextoff);
+ if (!ninode)
+ goto abort;
+ firstext = ISOFS_I(ninode)->i_first_extent;
+ sect_size = ISOFS_I(ninode)->i_section_size >> ISOFS_BUFFER_BITS(ninode);
+ nextblk = ISOFS_I(ninode)->i_next_section_block;
+ nextoff = ISOFS_I(ninode)->i_next_section_offset;
+ iput(ninode);
+
+ if (++section > 100) {
+ printk("isofs_get_blocks: More than 100 file sections ?!?, aborting...\n");
+ printk("isofs_get_blocks: block=%ld firstext=%u sect_size=%u "
+ "nextblk=%lu nextoff=%lu\n",
+ iblock, firstext, (unsigned) sect_size,
+ nextblk, nextoff);
+ goto abort;
}
}
diff --git a/fs/jbd/journal.c b/fs/jbd/journal.c
index 2fc66c3e6681..7af6099c911c 100644
--- a/fs/jbd/journal.c
+++ b/fs/jbd/journal.c
@@ -715,18 +715,8 @@ journal_t * journal_init_dev(struct block_device *bdev,
if (!journal)
return NULL;
- journal->j_dev = bdev;
- journal->j_fs_dev = fs_dev;
- journal->j_blk_offset = start;
- journal->j_maxlen = len;
- journal->j_blocksize = blocksize;
-
- bh = __getblk(journal->j_dev, start, journal->j_blocksize);
- J_ASSERT(bh != NULL);
- journal->j_sb_buffer = bh;
- journal->j_superblock = (journal_superblock_t *)bh->b_data;
-
/* journal descriptor can store up to n blocks -bzzz */
+ journal->j_blocksize = blocksize;
n = journal->j_blocksize / sizeof(journal_block_tag_t);
journal->j_wbufsize = n;
journal->j_wbuf = kmalloc(n * sizeof(struct buffer_head*), GFP_KERNEL);
@@ -736,6 +726,15 @@ journal_t * journal_init_dev(struct block_device *bdev,
kfree(journal);
journal = NULL;
}
+ journal->j_dev = bdev;
+ journal->j_fs_dev = fs_dev;
+ journal->j_blk_offset = start;
+ journal->j_maxlen = len;
+
+ bh = __getblk(journal->j_dev, start, journal->j_blocksize);
+ J_ASSERT(bh != NULL);
+ journal->j_sb_buffer = bh;
+ journal->j_superblock = (journal_superblock_t *)bh->b_data;
return journal;
}
diff --git a/fs/jbd/recovery.c b/fs/jbd/recovery.c
index 445eed6ce5dc..11563fe2a52b 100644
--- a/fs/jbd/recovery.c
+++ b/fs/jbd/recovery.c
@@ -46,7 +46,7 @@ static int scan_revoke_records(journal_t *, struct buffer_head *,
#ifdef __KERNEL__
/* Release readahead buffers after use */
-void journal_brelse_array(struct buffer_head *b[], int n)
+static void journal_brelse_array(struct buffer_head *b[], int n)
{
while (--n >= 0)
brelse (b[n]);
diff --git a/fs/jffs/inode-v23.c b/fs/jffs/inode-v23.c
index f5cf9c93e243..3f7899ea4cba 100644
--- a/fs/jffs/inode-v23.c
+++ b/fs/jffs/inode-v23.c
@@ -1052,9 +1052,8 @@ jffs_remove(struct inode *dir, struct dentry *dentry, int type)
dir->i_ctime = dir->i_mtime = CURRENT_TIME_SEC;
mark_inode_dirty(dir);
- inode->i_nlink--;
inode->i_ctime = dir->i_ctime;
- mark_inode_dirty(inode);
+ inode_dec_link_count(inode);
d_delete(dentry); /* This also frees the inode */
@@ -1632,8 +1631,10 @@ static const struct file_operations jffs_file_operations =
{
.open = generic_file_open,
.llseek = generic_file_llseek,
- .read = generic_file_read,
- .write = generic_file_write,
+ .read = do_sync_read,
+ .aio_read = generic_file_aio_read,
+ .write = do_sync_write,
+ .aio_write = generic_file_aio_write,
.ioctl = jffs_ioctl,
.mmap = generic_file_readonly_mmap,
.fsync = jffs_fsync,
diff --git a/fs/jffs2/dir.c b/fs/jffs2/dir.c
index edd8371fc6a5..9def6adf4a5d 100644
--- a/fs/jffs2/dir.c
+++ b/fs/jffs2/dir.c
@@ -588,7 +588,7 @@ static int jffs2_mkdir (struct inode *dir_i, struct dentry *dentry, int mode)
}
dir_i->i_mtime = dir_i->i_ctime = ITIME(je32_to_cpu(rd->mctime));
- dir_i->i_nlink++;
+ inc_nlink(dir_i);
jffs2_free_raw_dirent(rd);
@@ -615,7 +615,7 @@ static int jffs2_rmdir (struct inode *dir_i, struct dentry *dentry)
}
ret = jffs2_unlink(dir_i, dentry);
if (!ret)
- dir_i->i_nlink--;
+ drop_nlink(dir_i);
return ret;
}
@@ -823,7 +823,7 @@ static int jffs2_rename (struct inode *old_dir_i, struct dentry *old_dentry,
if (victim_f) {
/* There was a victim. Kill it off nicely */
- new_dentry->d_inode->i_nlink--;
+ drop_nlink(new_dentry->d_inode);
/* Don't oops if the victim was a dirent pointing to an
inode which didn't exist. */
if (victim_f->inocache) {
@@ -836,7 +836,7 @@ static int jffs2_rename (struct inode *old_dir_i, struct dentry *old_dentry,
/* If it was a directory we moved, and there was no victim,
increase i_nlink on its new parent */
if (S_ISDIR(old_dentry->d_inode->i_mode) && !victim_f)
- new_dir_i->i_nlink++;
+ inc_nlink(new_dir_i);
/* Unlink the original */
ret = jffs2_do_unlink(c, JFFS2_INODE_INFO(old_dir_i),
@@ -848,7 +848,7 @@ static int jffs2_rename (struct inode *old_dir_i, struct dentry *old_dentry,
/* Oh shit. We really ought to make a single node which can do both atomically */
struct jffs2_inode_info *f = JFFS2_INODE_INFO(old_dentry->d_inode);
down(&f->sem);
- old_dentry->d_inode->i_nlink++;
+ inc_nlink(old_dentry->d_inode);
if (f->inocache)
f->inocache->nlink++;
up(&f->sem);
@@ -862,7 +862,7 @@ static int jffs2_rename (struct inode *old_dir_i, struct dentry *old_dentry,
}
if (S_ISDIR(old_dentry->d_inode->i_mode))
- old_dir_i->i_nlink--;
+ drop_nlink(old_dir_i);
new_dir_i->i_mtime = new_dir_i->i_ctime = old_dir_i->i_mtime = old_dir_i->i_ctime = ITIME(now);
diff --git a/fs/jffs2/file.c b/fs/jffs2/file.c
index 3ed6e3e120b6..242875f77cb3 100644
--- a/fs/jffs2/file.c
+++ b/fs/jffs2/file.c
@@ -42,8 +42,10 @@ const struct file_operations jffs2_file_operations =
{
.llseek = generic_file_llseek,
.open = generic_file_open,
- .read = generic_file_read,
- .write = generic_file_write,
+ .read = do_sync_read,
+ .aio_read = generic_file_aio_read,
+ .write = do_sync_write,
+ .aio_write = generic_file_aio_write,
.ioctl = jffs2_ioctl,
.mmap = generic_file_readonly_mmap,
.fsync = jffs2_fsync,
diff --git a/fs/jffs2/fs.c b/fs/jffs2/fs.c
index 72d9909d95ff..7bc1a4201c0c 100644
--- a/fs/jffs2/fs.c
+++ b/fs/jffs2/fs.c
@@ -277,13 +277,13 @@ void jffs2_read_inode (struct inode *inode)
for (fd=f->dents; fd; fd = fd->next) {
if (fd->type == DT_DIR && fd->ino)
- inode->i_nlink++;
+ inc_nlink(inode);
}
/* and '..' */
- inode->i_nlink++;
+ inc_nlink(inode);
/* Root dir gets i_nlink 3 for some reason */
if (inode->i_ino == 1)
- inode->i_nlink++;
+ inc_nlink(inode);
inode->i_op = &jffs2_dir_inode_operations;
inode->i_fop = &jffs2_dir_operations;
diff --git a/fs/jfs/file.c b/fs/jfs/file.c
index 1c9745be5ada..976e90dc2d1b 100644
--- a/fs/jfs/file.c
+++ b/fs/jfs/file.c
@@ -103,13 +103,11 @@ struct inode_operations jfs_file_inode_operations = {
const struct file_operations jfs_file_operations = {
.open = jfs_open,
.llseek = generic_file_llseek,
- .write = generic_file_write,
- .read = generic_file_read,
+ .write = do_sync_write,
+ .read = do_sync_read,
.aio_read = generic_file_aio_read,
.aio_write = generic_file_aio_write,
.mmap = generic_file_mmap,
- .readv = generic_file_readv,
- .writev = generic_file_writev,
.sendfile = generic_file_sendfile,
.fsync = jfs_fsync,
.release = jfs_release,
diff --git a/fs/jfs/inode.c b/fs/jfs/inode.c
index a223cf4faa9b..a8cc169235d9 100644
--- a/fs/jfs/inode.c
+++ b/fs/jfs/inode.c
@@ -227,7 +227,7 @@ int jfs_get_block(struct inode *ip, sector_t lblock,
#ifdef _JFS_4K
if ((rc = extHint(ip, lblock64 << ip->i_sb->s_blocksize_bits, &xad)))
goto unlock;
- rc = extAlloc(ip, xlen, lblock64, &xad, FALSE);
+ rc = extAlloc(ip, xlen, lblock64, &xad, false);
if (rc)
goto unlock;
diff --git a/fs/jfs/ioctl.c b/fs/jfs/ioctl.c
index 67b3774820eb..37db52488262 100644
--- a/fs/jfs/ioctl.c
+++ b/fs/jfs/ioctl.c
@@ -6,7 +6,6 @@
*/
#include <linux/fs.h>
-#include <linux/ext2_fs.h>
#include <linux/ctype.h>
#include <linux/capability.h>
#include <linux/time.h>
@@ -22,13 +21,13 @@ static struct {
long jfs_flag;
long ext2_flag;
} jfs_map[] = {
- {JFS_NOATIME_FL, EXT2_NOATIME_FL},
- {JFS_DIRSYNC_FL, EXT2_DIRSYNC_FL},
- {JFS_SYNC_FL, EXT2_SYNC_FL},
- {JFS_SECRM_FL, EXT2_SECRM_FL},
- {JFS_UNRM_FL, EXT2_UNRM_FL},
- {JFS_APPEND_FL, EXT2_APPEND_FL},
- {JFS_IMMUTABLE_FL, EXT2_IMMUTABLE_FL},
+ {JFS_NOATIME_FL, FS_NOATIME_FL},
+ {JFS_DIRSYNC_FL, FS_DIRSYNC_FL},
+ {JFS_SYNC_FL, FS_SYNC_FL},
+ {JFS_SECRM_FL, FS_SECRM_FL},
+ {JFS_UNRM_FL, FS_UNRM_FL},
+ {JFS_APPEND_FL, FS_APPEND_FL},
+ {JFS_IMMUTABLE_FL, FS_IMMUTABLE_FL},
{0, 0},
};
diff --git a/fs/jfs/jfs_dmap.c b/fs/jfs/jfs_dmap.c
index c161c98954e0..f05ebb629182 100644
--- a/fs/jfs/jfs_dmap.c
+++ b/fs/jfs/jfs_dmap.c
@@ -403,8 +403,8 @@ int dbFree(struct inode *ip, s64 blkno, s64 nblocks)
*
* PARAMETERS:
* ipbmap - pointer to in-core inode for the block map.
- * free - TRUE if block range is to be freed from the persistent
- * map; FALSE if it is to be allocated.
+ * free - 'true' if block range is to be freed from the persistent
+ * map; 'false' if it is to be allocated.
* blkno - starting block number of the range.
* nblocks - number of contiguous blocks in the range.
* tblk - transaction block;
@@ -2394,7 +2394,7 @@ static int dbFreeBits(struct bmap * bmp, struct dmap * dp, s64 blkno,
* requires the dmap control page to be adjusted.
* newval - the new value of the lower level dmap or dmap control
* page root.
- * alloc - TRUE if adjustment is due to an allocation.
+ * alloc - 'true' if adjustment is due to an allocation.
* level - current level of dmap control page (i.e. L0, L1, L2) to
* be adjusted.
*
@@ -3290,7 +3290,7 @@ int dbExtendFS(struct inode *ipbmap, s64 blkno, s64 nblocks)
{
struct jfs_sb_info *sbi = JFS_SBI(ipbmap->i_sb);
int nbperpage = sbi->nbperpage;
- int i, i0 = TRUE, j, j0 = TRUE, k, n;
+ int i, i0 = true, j, j0 = true, k, n;
s64 newsize;
s64 p;
struct metapage *mp, *l2mp, *l1mp = NULL, *l0mp = NULL;
@@ -3398,7 +3398,7 @@ int dbExtendFS(struct inode *ipbmap, s64 blkno, s64 nblocks)
j = (blkno & (MAXL1SIZE - 1)) >> L2MAXL0SIZE;
l1leaf = l1dcp->stree + CTLLEAFIND + j;
p = BLKTOL0(blkno, sbi->l2nbperpage);
- j0 = FALSE;
+ j0 = false;
} else {
/* assign/init L1 page */
l1mp = get_metapage(ipbmap, p, PSIZE, 0);
@@ -3432,7 +3432,7 @@ int dbExtendFS(struct inode *ipbmap, s64 blkno, s64 nblocks)
l0leaf = l0dcp->stree + CTLLEAFIND + i;
p = BLKTODMAP(blkno,
sbi->l2nbperpage);
- i0 = FALSE;
+ i0 = false;
} else {
/* assign/init L0 page */
l0mp = get_metapage(ipbmap, p, PSIZE, 0);
diff --git a/fs/jfs/jfs_extent.c b/fs/jfs/jfs_extent.c
index 4c74f0944f7e..933b7457bfbd 100644
--- a/fs/jfs/jfs_extent.c
+++ b/fs/jfs/jfs_extent.c
@@ -74,7 +74,7 @@ static s64 extRoundDown(s64 nb);
* extent that is used as an allocation hint if the
* xaddr of the xad is non-zero. on successful exit,
* the xad describes the newly allocated extent.
- * abnr - boolean_t indicating whether the newly allocated extent
+ * abnr - bool indicating whether the newly allocated extent
* should be marked as allocated but not recorded.
*
* RETURN VALUES:
@@ -83,7 +83,7 @@ static s64 extRoundDown(s64 nb);
* -ENOSPC - insufficient disk resources.
*/
int
-extAlloc(struct inode *ip, s64 xlen, s64 pno, xad_t * xp, boolean_t abnr)
+extAlloc(struct inode *ip, s64 xlen, s64 pno, xad_t * xp, bool abnr)
{
struct jfs_sb_info *sbi = JFS_SBI(ip->i_sb);
s64 nxlen, nxaddr, xoff, hint, xaddr = 0;
@@ -117,7 +117,7 @@ extAlloc(struct inode *ip, s64 xlen, s64 pno, xad_t * xp, boolean_t abnr)
* following the hint extent.
*/
if (offsetXAD(xp) + nxlen == xoff &&
- abnr == ((xp->flag & XAD_NOTRECORDED) ? TRUE : FALSE))
+ abnr == ((xp->flag & XAD_NOTRECORDED) ? true : false))
xaddr = hint + nxlen;
/* adjust the hint to the last block of the extent */
@@ -148,7 +148,7 @@ extAlloc(struct inode *ip, s64 xlen, s64 pno, xad_t * xp, boolean_t abnr)
}
/* determine the value of the extent flag */
- xflag = (abnr == TRUE) ? XAD_NOTRECORDED : 0;
+ xflag = abnr ? XAD_NOTRECORDED : 0;
/* if we can extend the hint extent to cover the current request,
* extend it. otherwise, insert a new extent to
@@ -203,7 +203,7 @@ extAlloc(struct inode *ip, s64 xlen, s64 pno, xad_t * xp, boolean_t abnr)
* xlen - request size of the resulting extent.
* xp - pointer to an xad. on successful exit, the xad
* describes the newly allocated extent.
- * abnr - boolean_t indicating whether the newly allocated extent
+ * abnr - bool indicating whether the newly allocated extent
* should be marked as allocated but not recorded.
*
* RETURN VALUES:
@@ -211,7 +211,7 @@ extAlloc(struct inode *ip, s64 xlen, s64 pno, xad_t * xp, boolean_t abnr)
* -EIO - i/o error.
* -ENOSPC - insufficient disk resources.
*/
-int extRealloc(struct inode *ip, s64 nxlen, xad_t * xp, boolean_t abnr)
+int extRealloc(struct inode *ip, s64 nxlen, xad_t * xp, bool abnr)
{
struct super_block *sb = ip->i_sb;
s64 xaddr, xlen, nxaddr, delta, xoff;
@@ -476,7 +476,7 @@ int extFill(struct inode *ip, xad_t * xp)
XADaddress(xp, 0);
/* allocate an extent to fill the hole */
- if ((rc = extAlloc(ip, nbperpage, blkno, xp, FALSE)))
+ if ((rc = extAlloc(ip, nbperpage, blkno, xp, false)))
return (rc);
assert(lengthPXD(xp) == nbperpage);
diff --git a/fs/jfs/jfs_extent.h b/fs/jfs/jfs_extent.h
index e80fc7ced87d..3a7f3f22e989 100644
--- a/fs/jfs/jfs_extent.h
+++ b/fs/jfs/jfs_extent.h
@@ -22,10 +22,10 @@
#define INOHINT(ip) \
(addressPXD(&(JFS_IP(ip)->ixpxd)) + lengthPXD(&(JFS_IP(ip)->ixpxd)) - 1)
-extern int extAlloc(struct inode *, s64, s64, xad_t *, boolean_t);
+extern int extAlloc(struct inode *, s64, s64, xad_t *, bool);
extern int extFill(struct inode *, xad_t *);
extern int extHint(struct inode *, s64, xad_t *);
-extern int extRealloc(struct inode *, s64, xad_t *, boolean_t);
+extern int extRealloc(struct inode *, s64, xad_t *, bool);
extern int extRecord(struct inode *, xad_t *);
#endif /* _H_JFS_EXTENT */
diff --git a/fs/jfs/jfs_imap.c b/fs/jfs/jfs_imap.c
index 369d7f39c040..a45ee2489580 100644
--- a/fs/jfs/jfs_imap.c
+++ b/fs/jfs/jfs_imap.c
@@ -78,8 +78,8 @@ static HLIST_HEAD(aggregate_hash);
/*
* forward references
*/
-static int diAllocAG(struct inomap *, int, boolean_t, struct inode *);
-static int diAllocAny(struct inomap *, int, boolean_t, struct inode *);
+static int diAllocAG(struct inomap *, int, bool, struct inode *);
+static int diAllocAny(struct inomap *, int, bool, struct inode *);
static int diAllocBit(struct inomap *, struct iag *, int);
static int diAllocExt(struct inomap *, int, struct inode *);
static int diAllocIno(struct inomap *, int, struct inode *);
@@ -1345,7 +1345,7 @@ diInitInode(struct inode *ip, int iagno, int ino, int extno, struct iag * iagp)
*
* PARAMETERS:
* pip - pointer to incore inode for the parent inode.
- * dir - TRUE if the new disk inode is for a directory.
+ * dir - 'true' if the new disk inode is for a directory.
* ip - pointer to a new inode
*
* RETURN VALUES:
@@ -1353,7 +1353,7 @@ diInitInode(struct inode *ip, int iagno, int ino, int extno, struct iag * iagp)
* -ENOSPC - insufficient disk resources.
* -EIO - i/o error.
*/
-int diAlloc(struct inode *pip, boolean_t dir, struct inode *ip)
+int diAlloc(struct inode *pip, bool dir, struct inode *ip)
{
int rc, ino, iagno, addext, extno, bitno, sword;
int nwords, rem, i, agno;
@@ -1375,7 +1375,7 @@ int diAlloc(struct inode *pip, boolean_t dir, struct inode *ip)
/* for a directory, the allocation policy is to start
* at the ag level using the preferred ag.
*/
- if (dir == TRUE) {
+ if (dir) {
agno = dbNextAG(JFS_SBI(pip->i_sb)->ipbmap);
AG_LOCK(imap, agno);
goto tryag;
@@ -1651,7 +1651,7 @@ int diAlloc(struct inode *pip, boolean_t dir, struct inode *ip)
* PARAMETERS:
* imap - pointer to inode map control structure.
* agno - allocation group to allocate from.
- * dir - TRUE if the new disk inode is for a directory.
+ * dir - 'true' if the new disk inode is for a directory.
* ip - pointer to the new inode to be filled in on successful return
* with the disk inode number allocated, its extent address
* and the start of the ag.
@@ -1662,7 +1662,7 @@ int diAlloc(struct inode *pip, boolean_t dir, struct inode *ip)
* -EIO - i/o error.
*/
static int
-diAllocAG(struct inomap * imap, int agno, boolean_t dir, struct inode *ip)
+diAllocAG(struct inomap * imap, int agno, bool dir, struct inode *ip)
{
int rc, addext, numfree, numinos;
@@ -1682,7 +1682,7 @@ diAllocAG(struct inomap * imap, int agno, boolean_t dir, struct inode *ip)
* if there are a small number of free inodes or number of free
* inodes is a small percentage of the number of backed inodes.
*/
- if (dir == TRUE)
+ if (dir)
addext = (numfree < 64 ||
(numfree < 256
&& ((numfree * 100) / numinos) <= 20));
@@ -1721,7 +1721,7 @@ diAllocAG(struct inomap * imap, int agno, boolean_t dir, struct inode *ip)
* PARAMETERS:
* imap - pointer to inode map control structure.
* agno - primary allocation group (to avoid).
- * dir - TRUE if the new disk inode is for a directory.
+ * dir - 'true' if the new disk inode is for a directory.
* ip - pointer to a new inode to be filled in on successful return
* with the disk inode number allocated, its extent address
* and the start of the ag.
@@ -1732,7 +1732,7 @@ diAllocAG(struct inomap * imap, int agno, boolean_t dir, struct inode *ip)
* -EIO - i/o error.
*/
static int
-diAllocAny(struct inomap * imap, int agno, boolean_t dir, struct inode *ip)
+diAllocAny(struct inomap * imap, int agno, bool dir, struct inode *ip)
{
int ag, rc;
int maxag = JFS_SBI(imap->im_ipimap->i_sb)->bmap->db_maxag;
@@ -2749,7 +2749,7 @@ static int diFindFree(u32 word, int start)
* PARAMETERS:
* ipimap - Incore inode map inode
* inum - Number of inode to mark in permanent map
- * is_free - If TRUE indicates inode should be marked freed, otherwise
+ * is_free - If 'true' indicates inode should be marked freed, otherwise
* indicates inode should be marked allocated.
*
* RETURN VALUES:
@@ -2757,7 +2757,7 @@ static int diFindFree(u32 word, int start)
*/
int
diUpdatePMap(struct inode *ipimap,
- unsigned long inum, boolean_t is_free, struct tblock * tblk)
+ unsigned long inum, bool is_free, struct tblock * tblk)
{
int rc;
struct iag *iagp;
@@ -2796,7 +2796,7 @@ diUpdatePMap(struct inode *ipimap,
/*
* mark the inode free in persistent map:
*/
- if (is_free == TRUE) {
+ if (is_free) {
/* The inode should have been allocated both in working
* map and in persistent map;
* the inode will be freed from working map at the release
diff --git a/fs/jfs/jfs_imap.h b/fs/jfs/jfs_imap.h
index 6e24465f0f98..e3b7db47db6b 100644
--- a/fs/jfs/jfs_imap.h
+++ b/fs/jfs/jfs_imap.h
@@ -159,11 +159,11 @@ struct inomap {
#define im_maxag im_imap.in_maxag
extern int diFree(struct inode *);
-extern int diAlloc(struct inode *, boolean_t, struct inode *);
+extern int diAlloc(struct inode *, bool, struct inode *);
extern int diSync(struct inode *);
/* external references */
extern int diUpdatePMap(struct inode *ipimap, unsigned long inum,
- boolean_t is_free, struct tblock * tblk);
+ bool is_free, struct tblock * tblk);
extern int diExtendFS(struct inode *ipimap, struct inode *ipbmap);
extern int diMount(struct inode *);
extern int diUnmount(struct inode *, int);
diff --git a/fs/jfs/jfs_metapage.h b/fs/jfs/jfs_metapage.h
index d17a3290f5aa..01a5a455e012 100644
--- a/fs/jfs/jfs_metapage.h
+++ b/fs/jfs/jfs_metapage.h
@@ -65,10 +65,10 @@ extern struct metapage *__get_metapage(struct inode *inode,
int absolute, unsigned long new);
#define read_metapage(inode, lblock, size, absolute)\
- __get_metapage(inode, lblock, size, absolute, FALSE)
+ __get_metapage(inode, lblock, size, absolute, false)
#define get_metapage(inode, lblock, size, absolute)\
- __get_metapage(inode, lblock, size, absolute, TRUE)
+ __get_metapage(inode, lblock, size, absolute, true)
extern void release_metapage(struct metapage *);
extern void grab_metapage(struct metapage *);
diff --git a/fs/jfs/jfs_txnmgr.c b/fs/jfs/jfs_txnmgr.c
index 3856efc399c1..ebfa6c061d78 100644
--- a/fs/jfs/jfs_txnmgr.c
+++ b/fs/jfs/jfs_txnmgr.c
@@ -2393,7 +2393,7 @@ static void txUpdateMap(struct tblock * tblk)
* unlock mapper/write lock
*/
if (tblk->xflag & COMMIT_CREATE) {
- diUpdatePMap(ipimap, tblk->ino, FALSE, tblk);
+ diUpdatePMap(ipimap, tblk->ino, false, tblk);
/* update persistent block allocation map
* for the allocation of inode extent;
*/
@@ -2403,7 +2403,7 @@ static void txUpdateMap(struct tblock * tblk)
txAllocPMap(ipimap, (struct maplock *) & pxdlock, tblk);
} else if (tblk->xflag & COMMIT_DELETE) {
ip = tblk->u.ip;
- diUpdatePMap(ipimap, ip->i_ino, TRUE, tblk);
+ diUpdatePMap(ipimap, ip->i_ino, true, tblk);
iput(ip);
}
}
@@ -2451,7 +2451,7 @@ static void txAllocPMap(struct inode *ip, struct maplock * maplock,
if (xad->flag & (XAD_NEW | XAD_EXTENDED)) {
xaddr = addressXAD(xad);
xlen = lengthXAD(xad);
- dbUpdatePMap(ipbmap, FALSE, xaddr,
+ dbUpdatePMap(ipbmap, false, xaddr,
(s64) xlen, tblk);
xad->flag &= ~(XAD_NEW | XAD_EXTENDED);
jfs_info("allocPMap: xaddr:0x%lx xlen:%d",
@@ -2462,7 +2462,7 @@ static void txAllocPMap(struct inode *ip, struct maplock * maplock,
pxdlock = (struct pxd_lock *) maplock;
xaddr = addressPXD(&pxdlock->pxd);
xlen = lengthPXD(&pxdlock->pxd);
- dbUpdatePMap(ipbmap, FALSE, xaddr, (s64) xlen, tblk);
+ dbUpdatePMap(ipbmap, false, xaddr, (s64) xlen, tblk);
jfs_info("allocPMap: xaddr:0x%lx xlen:%d", (ulong) xaddr, xlen);
} else { /* (maplock->flag & mlckALLOCPXDLIST) */
@@ -2471,7 +2471,7 @@ static void txAllocPMap(struct inode *ip, struct maplock * maplock,
for (n = 0; n < pxdlistlock->count; n++, pxd++) {
xaddr = addressPXD(pxd);
xlen = lengthPXD(pxd);
- dbUpdatePMap(ipbmap, FALSE, xaddr, (s64) xlen,
+ dbUpdatePMap(ipbmap, false, xaddr, (s64) xlen,
tblk);
jfs_info("allocPMap: xaddr:0x%lx xlen:%d",
(ulong) xaddr, xlen);
@@ -2513,7 +2513,7 @@ void txFreeMap(struct inode *ip,
if (!(xad->flag & XAD_NEW)) {
xaddr = addressXAD(xad);
xlen = lengthXAD(xad);
- dbUpdatePMap(ipbmap, TRUE, xaddr,
+ dbUpdatePMap(ipbmap, true, xaddr,
(s64) xlen, tblk);
jfs_info("freePMap: xaddr:0x%lx "
"xlen:%d",
@@ -2524,7 +2524,7 @@ void txFreeMap(struct inode *ip,
pxdlock = (struct pxd_lock *) maplock;
xaddr = addressPXD(&pxdlock->pxd);
xlen = lengthPXD(&pxdlock->pxd);
- dbUpdatePMap(ipbmap, TRUE, xaddr, (s64) xlen,
+ dbUpdatePMap(ipbmap, true, xaddr, (s64) xlen,
tblk);
jfs_info("freePMap: xaddr:0x%lx xlen:%d",
(ulong) xaddr, xlen);
@@ -2535,7 +2535,7 @@ void txFreeMap(struct inode *ip,
for (n = 0; n < pxdlistlock->count; n++, pxd++) {
xaddr = addressPXD(pxd);
xlen = lengthPXD(pxd);
- dbUpdatePMap(ipbmap, TRUE, xaddr,
+ dbUpdatePMap(ipbmap, true, xaddr,
(s64) xlen, tblk);
jfs_info("freePMap: xaddr:0x%lx xlen:%d",
(ulong) xaddr, xlen);
diff --git a/fs/jfs/jfs_types.h b/fs/jfs/jfs_types.h
index 5bfad39a2078..09b252958687 100644
--- a/fs/jfs/jfs_types.h
+++ b/fs/jfs/jfs_types.h
@@ -57,10 +57,6 @@ struct timestruc_t {
#define HIGHORDER 0x80000000u /* high order bit on */
#define ONES 0xffffffffu /* all bit on */
-typedef int boolean_t;
-#define TRUE 1
-#define FALSE 0
-
/*
* logical xd (lxd)
*/
diff --git a/fs/jfs/jfs_xtree.c b/fs/jfs/jfs_xtree.c
index e72f4ebb6e9c..c92307d3a57e 100644
--- a/fs/jfs/jfs_xtree.c
+++ b/fs/jfs/jfs_xtree.c
@@ -2964,7 +2964,7 @@ xtRelocate(tid_t tid, struct inode * ip, xad_t * oxad, /* old XAD */
cmSetXD(ip, cp, pno, dxaddr, nblks);
/* release the cbuf, mark it as modified */
- cmPut(cp, TRUE);
+ cmPut(cp, true);
dxaddr += nblks;
sxaddr += nblks;
diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c
index 295268ad231b..b8d16a6aa88f 100644
--- a/fs/jfs/namei.c
+++ b/fs/jfs/namei.c
@@ -292,7 +292,7 @@ static int jfs_mkdir(struct inode *dip, struct dentry *dentry, int mode)
mark_inode_dirty(ip);
/* update parent directory inode */
- dip->i_nlink++; /* for '..' from child directory */
+ inc_nlink(dip); /* for '..' from child directory */
dip->i_ctime = dip->i_mtime = CURRENT_TIME;
mark_inode_dirty(dip);
@@ -393,9 +393,8 @@ static int jfs_rmdir(struct inode *dip, struct dentry *dentry)
/* update parent directory's link count corresponding
* to ".." entry of the target directory deleted
*/
- dip->i_nlink--;
dip->i_ctime = dip->i_mtime = CURRENT_TIME;
- mark_inode_dirty(dip);
+ inode_dec_link_count(dip);
/*
* OS/2 could have created EA and/or ACL
@@ -415,7 +414,7 @@ static int jfs_rmdir(struct inode *dip, struct dentry *dentry)
JFS_IP(ip)->acl.flag = 0;
/* mark the target directory as deleted */
- ip->i_nlink = 0;
+ clear_nlink(ip);
mark_inode_dirty(ip);
rc = txCommit(tid, 2, &iplist[0], 0);
@@ -515,8 +514,7 @@ static int jfs_unlink(struct inode *dip, struct dentry *dentry)
mark_inode_dirty(dip);
/* update target's inode */
- ip->i_nlink--;
- mark_inode_dirty(ip);
+ inode_dec_link_count(ip);
/*
* commit zero link count object
@@ -824,7 +822,7 @@ static int jfs_link(struct dentry *old_dentry,
goto free_dname;
/* update object inode */
- ip->i_nlink++; /* for new link */
+ inc_nlink(ip); /* for new link */
ip->i_ctime = CURRENT_TIME;
dir->i_ctime = dir->i_mtime = CURRENT_TIME;
mark_inode_dirty(dir);
@@ -835,7 +833,7 @@ static int jfs_link(struct dentry *old_dentry,
rc = txCommit(tid, 2, &iplist[0], 0);
if (rc) {
- ip->i_nlink--;
+ ip->i_nlink--; /* never instantiated */
iput(ip);
} else
d_instantiate(dentry, ip);
@@ -1155,9 +1153,9 @@ static int jfs_rename(struct inode *old_dir, struct dentry *old_dentry,
old_ip->i_ino, JFS_RENAME);
if (rc)
goto out4;
- new_ip->i_nlink--;
+ drop_nlink(new_ip);
if (S_ISDIR(new_ip->i_mode)) {
- new_ip->i_nlink--;
+ drop_nlink(new_ip);
if (new_ip->i_nlink) {
mutex_unlock(&JFS_IP(new_ip)->commit_mutex);
if (old_dir != new_dir)
@@ -1208,7 +1206,7 @@ static int jfs_rename(struct inode *old_dir, struct dentry *old_dentry,
goto out4;
}
if (S_ISDIR(old_ip->i_mode))
- new_dir->i_nlink++;
+ inc_nlink(new_dir);
}
/*
* Remove old directory entry
@@ -1223,7 +1221,7 @@ static int jfs_rename(struct inode *old_dir, struct dentry *old_dentry,
goto out4;
}
if (S_ISDIR(old_ip->i_mode)) {
- old_dir->i_nlink--;
+ drop_nlink(old_dir);
if (old_dir != new_dir) {
/*
* Change inode number of parent for moved directory
diff --git a/fs/jfs/xattr.c b/fs/jfs/xattr.c
index 9bc5b7c055ce..7a10e1928961 100644
--- a/fs/jfs/xattr.c
+++ b/fs/jfs/xattr.c
@@ -97,26 +97,26 @@ static inline int is_os2_xattr(struct jfs_ea *ea)
*/
if ((ea->namelen >= XATTR_SYSTEM_PREFIX_LEN) &&
!strncmp(ea->name, XATTR_SYSTEM_PREFIX, XATTR_SYSTEM_PREFIX_LEN))
- return FALSE;
+ return false;
/*
* Check for "user."
*/
if ((ea->namelen >= XATTR_USER_PREFIX_LEN) &&
!strncmp(ea->name, XATTR_USER_PREFIX, XATTR_USER_PREFIX_LEN))
- return FALSE;
+ return false;
/*
* Check for "security."
*/
if ((ea->namelen >= XATTR_SECURITY_PREFIX_LEN) &&
!strncmp(ea->name, XATTR_SECURITY_PREFIX,
XATTR_SECURITY_PREFIX_LEN))
- return FALSE;
+ return false;
/*
* Check for "trusted."
*/
if ((ea->namelen >= XATTR_TRUSTED_PREFIX_LEN) &&
!strncmp(ea->name, XATTR_TRUSTED_PREFIX, XATTR_TRUSTED_PREFIX_LEN))
- return FALSE;
+ return false;
/*
* Add any other valid namespace prefixes here
*/
@@ -124,7 +124,7 @@ static inline int is_os2_xattr(struct jfs_ea *ea)
/*
* We assume it's OS/2's flat namespace
*/
- return TRUE;
+ return true;
}
static inline int name_size(struct jfs_ea *ea)
diff --git a/fs/libfs.c b/fs/libfs.c
index 8db5afb7b0a7..bd08e0e64a8c 100644
--- a/fs/libfs.c
+++ b/fs/libfs.c
@@ -243,7 +243,7 @@ int simple_link(struct dentry *old_dentry, struct inode *dir, struct dentry *den
struct inode *inode = old_dentry->d_inode;
inode->i_ctime = dir->i_ctime = dir->i_mtime = CURRENT_TIME;
- inode->i_nlink++;
+ inc_nlink(inode);
atomic_inc(&inode->i_count);
dget(dentry);
d_instantiate(dentry, inode);
@@ -275,7 +275,7 @@ int simple_unlink(struct inode *dir, struct dentry *dentry)
struct inode *inode = dentry->d_inode;
inode->i_ctime = dir->i_ctime = dir->i_mtime = CURRENT_TIME;
- inode->i_nlink--;
+ drop_nlink(inode);
dput(dentry);
return 0;
}
@@ -285,9 +285,9 @@ int simple_rmdir(struct inode *dir, struct dentry *dentry)
if (!simple_empty(dentry))
return -ENOTEMPTY;
- dentry->d_inode->i_nlink--;
+ drop_nlink(dentry->d_inode);
simple_unlink(dir, dentry);
- dir->i_nlink--;
+ drop_nlink(dir);
return 0;
}
@@ -303,10 +303,10 @@ int simple_rename(struct inode *old_dir, struct dentry *old_dentry,
if (new_dentry->d_inode) {
simple_unlink(new_dir, new_dentry);
if (they_are_dirs)
- old_dir->i_nlink--;
+ drop_nlink(old_dir);
} else if (they_are_dirs) {
- old_dir->i_nlink--;
- new_dir->i_nlink++;
+ drop_nlink(old_dir);
+ inc_nlink(new_dir);
}
old_dir->i_ctime = old_dir->i_mtime = new_dir->i_ctime =
@@ -317,17 +317,9 @@ int simple_rename(struct inode *old_dir, struct dentry *old_dentry,
int simple_readpage(struct file *file, struct page *page)
{
- void *kaddr;
-
- if (PageUptodate(page))
- goto out;
-
- kaddr = kmap_atomic(page, KM_USER0);
- memset(kaddr, 0, PAGE_CACHE_SIZE);
- kunmap_atomic(kaddr, KM_USER0);
+ clear_highpage(page);
flush_dcache_page(page);
SetPageUptodate(page);
-out:
unlock_page(page);
return 0;
}
diff --git a/fs/locks.c b/fs/locks.c
index d7c53392cac1..21dfadfca2bc 100644
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -314,13 +314,13 @@ static int flock_to_posix_lock(struct file *filp, struct file_lock *fl,
off_t start, end;
switch (l->l_whence) {
- case 0: /*SEEK_SET*/
+ case SEEK_SET:
start = 0;
break;
- case 1: /*SEEK_CUR*/
+ case SEEK_CUR:
start = filp->f_pos;
break;
- case 2: /*SEEK_END*/
+ case SEEK_END:
start = i_size_read(filp->f_dentry->d_inode);
break;
default:
@@ -364,13 +364,13 @@ static int flock64_to_posix_lock(struct file *filp, struct file_lock *fl,
loff_t start;
switch (l->l_whence) {
- case 0: /*SEEK_SET*/
+ case SEEK_SET:
start = 0;
break;
- case 1: /*SEEK_CUR*/
+ case SEEK_CUR:
start = filp->f_pos;
break;
- case 2: /*SEEK_END*/
+ case SEEK_END:
start = i_size_read(filp->f_dentry->d_inode);
break;
default:
diff --git a/fs/mbcache.c b/fs/mbcache.c
index e4fde1ab22cd..0ff71256e65b 100644
--- a/fs/mbcache.c
+++ b/fs/mbcache.c
@@ -160,6 +160,7 @@ __mb_cache_entry_forget(struct mb_cache_entry *ce, gfp_t gfp_mask)
static void
__mb_cache_entry_release_unlock(struct mb_cache_entry *ce)
+ __releases(mb_cache_spinlock)
{
/* Wake up all processes queuing for this cache entry. */
if (ce->e_queued)
diff --git a/fs/minix/file.c b/fs/minix/file.c
index 420b32882a10..40eac2e60d25 100644
--- a/fs/minix/file.c
+++ b/fs/minix/file.c
@@ -17,8 +17,10 @@ int minix_sync_file(struct file *, struct dentry *, int);
const struct file_operations minix_file_operations = {
.llseek = generic_file_llseek,
- .read = generic_file_read,
- .write = generic_file_write,
+ .read = do_sync_read,
+ .aio_read = generic_file_aio_read,
+ .write = do_sync_write,
+ .aio_write = generic_file_aio_write,
.mmap = generic_file_mmap,
.fsync = minix_sync_file,
.sendfile = generic_file_sendfile,
diff --git a/fs/minix/namei.c b/fs/minix/namei.c
index 5b6a4540a05b..299bb66e3bde 100644
--- a/fs/minix/namei.c
+++ b/fs/minix/namei.c
@@ -249,7 +249,7 @@ static int minix_rename(struct inode * old_dir, struct dentry *old_dentry,
minix_set_link(new_de, new_page, old_inode);
new_inode->i_ctime = CURRENT_TIME_SEC;
if (dir_de)
- new_inode->i_nlink--;
+ drop_nlink(new_inode);
inode_dec_link_count(new_inode);
} else {
if (dir_de) {
diff --git a/fs/mpage.c b/fs/mpage.c
index 1e4598247d0b..692a3e578fc8 100644
--- a/fs/mpage.c
+++ b/fs/mpage.c
@@ -693,6 +693,8 @@ out:
* the call was made get new I/O started against them. If wbc->sync_mode is
* WB_SYNC_ALL then we were called for data integrity and we must wait for
* existing IO to complete.
+ *
+ * If you fix this you should check generic_writepages() also!
*/
int
mpage_writepages(struct address_space *mapping,
diff --git a/fs/msdos/namei.c b/fs/msdos/namei.c
index 9e44158a7540..b0f01b3b0536 100644
--- a/fs/msdos/namei.c
+++ b/fs/msdos/namei.c
@@ -280,7 +280,7 @@ static int msdos_create(struct inode *dir, struct dentry *dentry, int mode,
struct nameidata *nd)
{
struct super_block *sb = dir->i_sb;
- struct inode *inode;
+ struct inode *inode = NULL;
struct fat_slot_info sinfo;
struct timespec ts;
unsigned char msdos_name[MSDOS_NAME];
@@ -316,6 +316,8 @@ static int msdos_create(struct inode *dir, struct dentry *dentry, int mode,
d_instantiate(dentry, inode);
out:
unlock_kernel();
+ if (!err)
+ err = fat_flush_inodes(sb, dir, inode);
return err;
}
@@ -341,13 +343,15 @@ static int msdos_rmdir(struct inode *dir, struct dentry *dentry)
err = fat_remove_entries(dir, &sinfo); /* and releases bh */
if (err)
goto out;
- dir->i_nlink--;
+ drop_nlink(dir);
- inode->i_nlink = 0;
+ clear_nlink(inode);
inode->i_ctime = CURRENT_TIME_SEC;
fat_detach(inode);
out:
unlock_kernel();
+ if (!err)
+ err = fat_flush_inodes(inode->i_sb, dir, inode);
return err;
}
@@ -385,7 +389,7 @@ static int msdos_mkdir(struct inode *dir, struct dentry *dentry, int mode)
err = msdos_add_entry(dir, msdos_name, 1, is_hid, cluster, &ts, &sinfo);
if (err)
goto out_free;
- dir->i_nlink++;
+ inc_nlink(dir);
inode = fat_build_inode(sb, sinfo.de, sinfo.i_pos);
brelse(sinfo.bh);
@@ -401,6 +405,7 @@ static int msdos_mkdir(struct inode *dir, struct dentry *dentry, int mode)
d_instantiate(dentry, inode);
unlock_kernel();
+ fat_flush_inodes(sb, dir, inode);
return 0;
out_free:
@@ -425,11 +430,13 @@ static int msdos_unlink(struct inode *dir, struct dentry *dentry)
err = fat_remove_entries(dir, &sinfo); /* and releases bh */
if (err)
goto out;
- inode->i_nlink = 0;
+ clear_nlink(inode);
inode->i_ctime = CURRENT_TIME_SEC;
fat_detach(inode);
out:
unlock_kernel();
+ if (!err)
+ err = fat_flush_inodes(inode->i_sb, dir, inode);
return err;
}
@@ -542,9 +549,9 @@ static int do_msdos_rename(struct inode *old_dir, unsigned char *old_name,
if (err)
goto error_dotdot;
}
- old_dir->i_nlink--;
+ drop_nlink(old_dir);
if (!new_inode)
- new_dir->i_nlink++;
+ inc_nlink(new_dir);
}
err = fat_remove_entries(old_dir, &old_sinfo); /* and releases bh */
@@ -559,10 +566,9 @@ static int do_msdos_rename(struct inode *old_dir, unsigned char *old_name,
mark_inode_dirty(old_dir);
if (new_inode) {
+ drop_nlink(new_inode);
if (is_dir)
- new_inode->i_nlink -= 2;
- else
- new_inode->i_nlink--;
+ drop_nlink(new_inode);
new_inode->i_ctime = ts;
}
out:
@@ -635,6 +641,8 @@ static int msdos_rename(struct inode *old_dir, struct dentry *old_dentry,
new_dir, new_msdos_name, new_dentry, is_hid);
out:
unlock_kernel();
+ if (!err)
+ err = fat_flush_inodes(old_dir->i_sb, old_dir, new_dir);
return err;
}
diff --git a/fs/namei.c b/fs/namei.c
index 808e4ea2bb94..28d49b301d55 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -518,18 +518,20 @@ static int __emul_lookup_dentry(const char *, struct nameidata *);
static __always_inline int
walk_init_root(const char *name, struct nameidata *nd)
{
- read_lock(&current->fs->lock);
- if (current->fs->altroot && !(nd->flags & LOOKUP_NOALT)) {
- nd->mnt = mntget(current->fs->altrootmnt);
- nd->dentry = dget(current->fs->altroot);
- read_unlock(&current->fs->lock);
+ struct fs_struct *fs = current->fs;
+
+ read_lock(&fs->lock);
+ if (fs->altroot && !(nd->flags & LOOKUP_NOALT)) {
+ nd->mnt = mntget(fs->altrootmnt);
+ nd->dentry = dget(fs->altroot);
+ read_unlock(&fs->lock);
if (__emul_lookup_dentry(name,nd))
return 0;
- read_lock(&current->fs->lock);
+ read_lock(&fs->lock);
}
- nd->mnt = mntget(current->fs->rootmnt);
- nd->dentry = dget(current->fs->root);
- read_unlock(&current->fs->lock);
+ nd->mnt = mntget(fs->rootmnt);
+ nd->dentry = dget(fs->root);
+ read_unlock(&fs->lock);
return 1;
}
@@ -724,17 +726,19 @@ int follow_down(struct vfsmount **mnt, struct dentry **dentry)
static __always_inline void follow_dotdot(struct nameidata *nd)
{
+ struct fs_struct *fs = current->fs;
+
while(1) {
struct vfsmount *parent;
struct dentry *old = nd->dentry;
- read_lock(&current->fs->lock);
- if (nd->dentry == current->fs->root &&
- nd->mnt == current->fs->rootmnt) {
- read_unlock(&current->fs->lock);
+ read_lock(&fs->lock);
+ if (nd->dentry == fs->root &&
+ nd->mnt == fs->rootmnt) {
+ read_unlock(&fs->lock);
break;
}
- read_unlock(&current->fs->lock);
+ read_unlock(&fs->lock);
spin_lock(&dcache_lock);
if (nd->dentry != nd->mnt->mnt_root) {
nd->dentry = dget(nd->dentry->d_parent);
@@ -1042,15 +1046,17 @@ static int __emul_lookup_dentry(const char *name, struct nameidata *nd)
struct vfsmount *old_mnt = nd->mnt;
struct qstr last = nd->last;
int last_type = nd->last_type;
+ struct fs_struct *fs = current->fs;
+
/*
- * NAME was not found in alternate root or it's a directory. Try to find
- * it in the normal root:
+ * NAME was not found in alternate root or it's a directory.
+ * Try to find it in the normal root:
*/
nd->last_type = LAST_ROOT;
- read_lock(&current->fs->lock);
- nd->mnt = mntget(current->fs->rootmnt);
- nd->dentry = dget(current->fs->root);
- read_unlock(&current->fs->lock);
+ read_lock(&fs->lock);
+ nd->mnt = mntget(fs->rootmnt);
+ nd->dentry = dget(fs->root);
+ read_unlock(&fs->lock);
if (path_walk(name, nd) == 0) {
if (nd->dentry->d_inode) {
dput(old_dentry);
@@ -1074,6 +1080,7 @@ void set_fs_altroot(void)
struct vfsmount *mnt = NULL, *oldmnt;
struct dentry *dentry = NULL, *olddentry;
int err;
+ struct fs_struct *fs = current->fs;
if (!emul)
goto set_it;
@@ -1083,12 +1090,12 @@ void set_fs_altroot(void)
dentry = nd.dentry;
}
set_it:
- write_lock(&current->fs->lock);
- oldmnt = current->fs->altrootmnt;
- olddentry = current->fs->altroot;
- current->fs->altrootmnt = mnt;
- current->fs->altroot = dentry;
- write_unlock(&current->fs->lock);
+ write_lock(&fs->lock);
+ oldmnt = fs->altrootmnt;
+ olddentry = fs->altroot;
+ fs->altrootmnt = mnt;
+ fs->altroot = dentry;
+ write_unlock(&fs->lock);
if (olddentry) {
dput(olddentry);
mntput(oldmnt);
@@ -1102,29 +1109,30 @@ static int fastcall do_path_lookup(int dfd, const char *name,
int retval = 0;
int fput_needed;
struct file *file;
+ struct fs_struct *fs = current->fs;
nd->last_type = LAST_ROOT; /* if there are only slashes... */
nd->flags = flags;
nd->depth = 0;
if (*name=='/') {
- read_lock(&current->fs->lock);
- if (current->fs->altroot && !(nd->flags & LOOKUP_NOALT)) {
- nd->mnt = mntget(current->fs->altrootmnt);
- nd->dentry = dget(current->fs->altroot);
- read_unlock(&current->fs->lock);
+ read_lock(&fs->lock);
+ if (fs->altroot && !(nd->flags & LOOKUP_NOALT)) {
+ nd->mnt = mntget(fs->altrootmnt);
+ nd->dentry = dget(fs->altroot);
+ read_unlock(&fs->lock);
if (__emul_lookup_dentry(name,nd))
goto out; /* found in altroot */
- read_lock(&current->fs->lock);
+ read_lock(&fs->lock);
}
- nd->mnt = mntget(current->fs->rootmnt);
- nd->dentry = dget(current->fs->root);
- read_unlock(&current->fs->lock);
+ nd->mnt = mntget(fs->rootmnt);
+ nd->dentry = dget(fs->root);
+ read_unlock(&fs->lock);
} else if (dfd == AT_FDCWD) {
- read_lock(&current->fs->lock);
- nd->mnt = mntget(current->fs->pwdmnt);
- nd->dentry = dget(current->fs->pwd);
- read_unlock(&current->fs->lock);
+ read_lock(&fs->lock);
+ nd->mnt = mntget(fs->pwdmnt);
+ nd->dentry = dget(fs->pwd);
+ read_unlock(&fs->lock);
} else {
struct dentry *dentry;
@@ -1587,6 +1595,24 @@ int may_open(struct nameidata *nd, int acc_mode, int flag)
return 0;
}
+static int open_namei_create(struct nameidata *nd, struct path *path,
+ int flag, int mode)
+{
+ int error;
+ struct dentry *dir = nd->dentry;
+
+ if (!IS_POSIXACL(dir->d_inode))
+ mode &= ~current->fs->umask;
+ error = vfs_create(dir->d_inode, path->dentry, mode, nd);
+ mutex_unlock(&dir->d_inode->i_mutex);
+ dput(nd->dentry);
+ nd->dentry = path->dentry;
+ if (error)
+ return error;
+ /* Don't check for write permission, don't truncate */
+ return may_open(nd, 0, flag & ~O_TRUNC);
+}
+
/*
* open_namei()
*
@@ -1668,18 +1694,10 @@ do_last:
/* Negative dentry, just create the file */
if (!path.dentry->d_inode) {
- if (!IS_POSIXACL(dir->d_inode))
- mode &= ~current->fs->umask;
- error = vfs_create(dir->d_inode, path.dentry, mode, nd);
- mutex_unlock(&dir->d_inode->i_mutex);
- dput(nd->dentry);
- nd->dentry = path.dentry;
+ error = open_namei_create(nd, &path, flag, mode);
if (error)
goto exit;
- /* Don't check for write permission, don't truncate */
- acc_mode = 0;
- flag &= ~O_TRUNC;
- goto ok;
+ return 0;
}
/*
@@ -1926,30 +1944,32 @@ asmlinkage long sys_mkdirat(int dfd, const char __user *pathname, int mode)
{
int error = 0;
char * tmp;
+ struct dentry *dentry;
+ struct nameidata nd;
tmp = getname(pathname);
error = PTR_ERR(tmp);
- if (!IS_ERR(tmp)) {
- struct dentry *dentry;
- struct nameidata nd;
+ if (IS_ERR(tmp))
+ goto out_err;
- error = do_path_lookup(dfd, tmp, LOOKUP_PARENT, &nd);
- if (error)
- goto out;
- dentry = lookup_create(&nd, 1);
- error = PTR_ERR(dentry);
- if (!IS_ERR(dentry)) {
- if (!IS_POSIXACL(nd.dentry->d_inode))
- mode &= ~current->fs->umask;
- error = vfs_mkdir(nd.dentry->d_inode, dentry, mode);
- dput(dentry);
- }
- mutex_unlock(&nd.dentry->d_inode->i_mutex);
- path_release(&nd);
-out:
- putname(tmp);
- }
+ error = do_path_lookup(dfd, tmp, LOOKUP_PARENT, &nd);
+ if (error)
+ goto out;
+ dentry = lookup_create(&nd, 1);
+ error = PTR_ERR(dentry);
+ if (IS_ERR(dentry))
+ goto out_unlock;
+ if (!IS_POSIXACL(nd.dentry->d_inode))
+ mode &= ~current->fs->umask;
+ error = vfs_mkdir(nd.dentry->d_inode, dentry, mode);
+ dput(dentry);
+out_unlock:
+ mutex_unlock(&nd.dentry->d_inode->i_mutex);
+ path_release(&nd);
+out:
+ putname(tmp);
+out_err:
return error;
}
@@ -2048,10 +2068,11 @@ static long do_rmdir(int dfd, const char __user *pathname)
mutex_lock_nested(&nd.dentry->d_inode->i_mutex, I_MUTEX_PARENT);
dentry = lookup_hash(&nd);
error = PTR_ERR(dentry);
- if (!IS_ERR(dentry)) {
- error = vfs_rmdir(nd.dentry->d_inode, dentry);
- dput(dentry);
- }
+ if (IS_ERR(dentry))
+ goto exit2;
+ error = vfs_rmdir(nd.dentry->d_inode, dentry);
+ dput(dentry);
+exit2:
mutex_unlock(&nd.dentry->d_inode->i_mutex);
exit1:
path_release(&nd);
@@ -2191,30 +2212,33 @@ asmlinkage long sys_symlinkat(const char __user *oldname,
int error = 0;
char * from;
char * to;
+ struct dentry *dentry;
+ struct nameidata nd;
from = getname(oldname);
if(IS_ERR(from))
return PTR_ERR(from);
to = getname(newname);
error = PTR_ERR(to);
- if (!IS_ERR(to)) {
- struct dentry *dentry;
- struct nameidata nd;
+ if (IS_ERR(to))
+ goto out_putname;
- error = do_path_lookup(newdfd, to, LOOKUP_PARENT, &nd);
- if (error)
- goto out;
- dentry = lookup_create(&nd, 0);
- error = PTR_ERR(dentry);
- if (!IS_ERR(dentry)) {
- error = vfs_symlink(nd.dentry->d_inode, dentry, from, S_IALLUGO);
- dput(dentry);
- }
- mutex_unlock(&nd.dentry->d_inode->i_mutex);
- path_release(&nd);
+ error = do_path_lookup(newdfd, to, LOOKUP_PARENT, &nd);
+ if (error)
+ goto out;
+ dentry = lookup_create(&nd, 0);
+ error = PTR_ERR(dentry);
+ if (IS_ERR(dentry))
+ goto out_unlock;
+
+ error = vfs_symlink(nd.dentry->d_inode, dentry, from, S_IALLUGO);
+ dput(dentry);
+out_unlock:
+ mutex_unlock(&nd.dentry->d_inode->i_mutex);
+ path_release(&nd);
out:
- putname(to);
- }
+ putname(to);
+out_putname:
putname(from);
return error;
}
@@ -2300,10 +2324,11 @@ asmlinkage long sys_linkat(int olddfd, const char __user *oldname,
goto out_release;
new_dentry = lookup_create(&nd, 0);
error = PTR_ERR(new_dentry);
- if (!IS_ERR(new_dentry)) {
- error = vfs_link(old_nd.dentry, nd.dentry->d_inode, new_dentry);
- dput(new_dentry);
- }
+ if (IS_ERR(new_dentry))
+ goto out_unlock;
+ error = vfs_link(old_nd.dentry, nd.dentry->d_inode, new_dentry);
+ dput(new_dentry);
+out_unlock:
mutex_unlock(&nd.dentry->d_inode->i_mutex);
out_release:
path_release(&nd);
diff --git a/fs/namespace.c b/fs/namespace.c
index 36d180858136..66d921e14fee 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -13,6 +13,7 @@
#include <linux/sched.h>
#include <linux/smp_lock.h>
#include <linux/init.h>
+#include <linux/kernel.h>
#include <linux/quotaops.h>
#include <linux/acct.h>
#include <linux/capability.h>
@@ -23,12 +24,11 @@
#include <linux/namei.h>
#include <linux/security.h>
#include <linux/mount.h>
+#include <linux/ramfs.h>
#include <asm/uaccess.h>
#include <asm/unistd.h>
#include "pnode.h"
-extern int __init init_rootfs(void);
-
/* spinlock for vfsmount related operations, inplace of dcache_lock */
__cacheline_aligned_in_smp DEFINE_SPINLOCK(vfsmount_lock);
@@ -1813,6 +1813,7 @@ void __init mnt_init(unsigned long mempages)
struct list_head *d;
unsigned int nr_hash;
int i;
+ int err;
init_rwsem(&namespace_sem);
@@ -1853,8 +1854,14 @@ void __init mnt_init(unsigned long mempages)
d++;
i--;
} while (i);
- sysfs_init();
- subsystem_register(&fs_subsys);
+ err = sysfs_init();
+ if (err)
+ printk(KERN_WARNING "%s: sysfs_init error: %d\n",
+ __FUNCTION__, err);
+ err = subsystem_register(&fs_subsys);
+ if (err)
+ printk(KERN_WARNING "%s: subsystem_register error: %d\n",
+ __FUNCTION__, err);
init_rootfs();
init_mount_tree();
}
diff --git a/fs/ncpfs/dir.c b/fs/ncpfs/dir.c
index b4ee89250e95..458b3b785194 100644
--- a/fs/ncpfs/dir.c
+++ b/fs/ncpfs/dir.c
@@ -53,6 +53,9 @@ const struct file_operations ncp_dir_operations =
.read = generic_read_dir,
.readdir = ncp_readdir,
.ioctl = ncp_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = ncp_compat_ioctl,
+#endif
};
struct inode_operations ncp_dir_inode_operations =
diff --git a/fs/ncpfs/file.c b/fs/ncpfs/file.c
index e6b7c67cf057..df37524b85db 100644
--- a/fs/ncpfs/file.c
+++ b/fs/ncpfs/file.c
@@ -289,6 +289,9 @@ const struct file_operations ncp_file_operations =
.read = ncp_file_read,
.write = ncp_file_write,
.ioctl = ncp_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = ncp_compat_ioctl,
+#endif
.mmap = ncp_mmap,
.release = ncp_release,
.fsync = ncp_fsync,
diff --git a/fs/ncpfs/ioctl.c b/fs/ncpfs/ioctl.c
index 42039fe0653c..a89ac84a8241 100644
--- a/fs/ncpfs/ioctl.c
+++ b/fs/ncpfs/ioctl.c
@@ -7,19 +7,21 @@
*
*/
-
-#include <asm/uaccess.h>
#include <linux/capability.h>
+#include <linux/compat.h>
#include <linux/errno.h>
#include <linux/fs.h>
#include <linux/ioctl.h>
#include <linux/time.h>
#include <linux/mm.h>
#include <linux/highuid.h>
+#include <linux/smp_lock.h>
#include <linux/vmalloc.h>
#include <linux/ncp_fs.h>
+#include <asm/uaccess.h>
+
#include "ncplib_kernel.h"
/* maximum limit for ncp_objectname_ioctl */
@@ -89,6 +91,82 @@ ncp_get_fs_info_v2(struct ncp_server * server, struct file *file,
return 0;
}
+#ifdef CONFIG_COMPAT
+struct compat_ncp_objectname_ioctl
+{
+ s32 auth_type;
+ u32 object_name_len;
+ compat_caddr_t object_name; /* an userspace data, in most cases user name */
+};
+
+struct compat_ncp_fs_info_v2 {
+ s32 version;
+ u32 mounted_uid;
+ u32 connection;
+ u32 buffer_size;
+
+ u32 volume_number;
+ u32 directory_id;
+
+ u32 dummy1;
+ u32 dummy2;
+ u32 dummy3;
+};
+
+struct compat_ncp_ioctl_request {
+ u32 function;
+ u32 size;
+ compat_caddr_t data;
+};
+
+struct compat_ncp_privatedata_ioctl
+{
+ u32 len;
+ compat_caddr_t data; /* ~1000 for NDS */
+};
+
+#define NCP_IOC_GET_FS_INFO_V2_32 _IOWR('n', 4, struct compat_ncp_fs_info_v2)
+#define NCP_IOC_NCPREQUEST_32 _IOR('n', 1, struct compat_ncp_ioctl_request)
+#define NCP_IOC_GETOBJECTNAME_32 _IOWR('n', 9, struct compat_ncp_objectname_ioctl)
+#define NCP_IOC_SETOBJECTNAME_32 _IOR('n', 9, struct compat_ncp_objectname_ioctl)
+#define NCP_IOC_GETPRIVATEDATA_32 _IOWR('n', 10, struct compat_ncp_privatedata_ioctl)
+#define NCP_IOC_SETPRIVATEDATA_32 _IOR('n', 10, struct compat_ncp_privatedata_ioctl)
+
+static int
+ncp_get_compat_fs_info_v2(struct ncp_server * server, struct file *file,
+ struct compat_ncp_fs_info_v2 __user * arg)
+{
+ struct inode *inode = file->f_dentry->d_inode;
+ struct compat_ncp_fs_info_v2 info2;
+
+ if ((file_permission(file, MAY_WRITE) != 0)
+ && (current->uid != server->m.mounted_uid)) {
+ return -EACCES;
+ }
+ if (copy_from_user(&info2, arg, sizeof(info2)))
+ return -EFAULT;
+
+ if (info2.version != NCP_GET_FS_INFO_VERSION_V2) {
+ DPRINTK("info.version invalid: %d\n", info2.version);
+ return -EINVAL;
+ }
+ info2.mounted_uid = server->m.mounted_uid;
+ info2.connection = server->connection;
+ info2.buffer_size = server->buffer_size;
+ info2.volume_number = NCP_FINFO(inode)->volNumber;
+ info2.directory_id = NCP_FINFO(inode)->DosDirNum;
+ info2.dummy1 = info2.dummy2 = info2.dummy3 = 0;
+
+ if (copy_to_user(arg, &info2, sizeof(info2)))
+ return -EFAULT;
+ return 0;
+}
+#endif
+
+#define NCP_IOC_GETMOUNTUID16 _IOW('n', 2, u16)
+#define NCP_IOC_GETMOUNTUID32 _IOW('n', 2, u32)
+#define NCP_IOC_GETMOUNTUID64 _IOW('n', 2, u64)
+
#ifdef CONFIG_NCPFS_NLS
/* Here we are select the iocharset and the codepage for NLS.
* Thanks Petr Vandrovec for idea and many hints.
@@ -192,12 +270,24 @@ int ncp_ioctl(struct inode *inode, struct file *filp,
void __user *argp = (void __user *)arg;
switch (cmd) {
+#ifdef CONFIG_COMPAT
+ case NCP_IOC_NCPREQUEST_32:
+#endif
case NCP_IOC_NCPREQUEST:
-
if ((file_permission(filp, MAY_WRITE) != 0)
&& (current->uid != server->m.mounted_uid)) {
return -EACCES;
}
+#ifdef CONFIG_COMPAT
+ if (cmd == NCP_IOC_NCPREQUEST_32) {
+ struct compat_ncp_ioctl_request request32;
+ if (copy_from_user(&request32, argp, sizeof(request32)))
+ return -EFAULT;
+ request.function = request32.function;
+ request.size = request32.size;
+ request.data = compat_ptr(request32.data);
+ } else
+#endif
if (copy_from_user(&request, argp, sizeof(request)))
return -EFAULT;
@@ -254,19 +344,35 @@ int ncp_ioctl(struct inode *inode, struct file *filp,
case NCP_IOC_GET_FS_INFO_V2:
return ncp_get_fs_info_v2(server, filp, argp);
- case NCP_IOC_GETMOUNTUID2:
- {
- unsigned long tmp = server->m.mounted_uid;
-
- if ((file_permission(filp, MAY_READ) != 0)
- && (current->uid != server->m.mounted_uid))
- {
- return -EACCES;
- }
- if (put_user(tmp, (unsigned long __user *)argp))
+#ifdef CONFIG_COMPAT
+ case NCP_IOC_GET_FS_INFO_V2_32:
+ return ncp_get_compat_fs_info_v2(server, filp, argp);
+#endif
+ /* we have too many combinations of CONFIG_COMPAT,
+ * CONFIG_64BIT and CONFIG_UID16, so just handle
+ * any of the possible ioctls */
+ case NCP_IOC_GETMOUNTUID16:
+ case NCP_IOC_GETMOUNTUID32:
+ case NCP_IOC_GETMOUNTUID64:
+ if ((file_permission(filp, MAY_READ) != 0)
+ && (current->uid != server->m.mounted_uid)) {
+ return -EACCES;
+ }
+ if (cmd == NCP_IOC_GETMOUNTUID16) {
+ u16 uid;
+ SET_UID(uid, server->m.mounted_uid);
+ if (put_user(uid, (u16 __user *)argp))
+ return -EFAULT;
+ } else if (cmd == NCP_IOC_GETMOUNTUID32) {
+ if (put_user(server->m.mounted_uid,
+ (u32 __user *)argp))
+ return -EFAULT;
+ } else {
+ if (put_user(server->m.mounted_uid,
+ (u64 __user *)argp))
return -EFAULT;
- return 0;
}
+ return 0;
case NCP_IOC_GETROOT:
{
@@ -476,6 +582,32 @@ outrel:
}
#endif /* CONFIG_NCPFS_IOCTL_LOCKING */
+#ifdef CONFIG_COMPAT
+ case NCP_IOC_GETOBJECTNAME_32:
+ if (current->uid != server->m.mounted_uid) {
+ return -EACCES;
+ }
+ {
+ struct compat_ncp_objectname_ioctl user;
+ size_t outl;
+
+ if (copy_from_user(&user, argp, sizeof(user)))
+ return -EFAULT;
+ user.auth_type = server->auth.auth_type;
+ outl = user.object_name_len;
+ user.object_name_len = server->auth.object_name_len;
+ if (outl > user.object_name_len)
+ outl = user.object_name_len;
+ if (outl) {
+ if (copy_to_user(compat_ptr(user.object_name),
+ server->auth.object_name,
+ outl)) return -EFAULT;
+ }
+ if (copy_to_user(argp, &user, sizeof(user)))
+ return -EFAULT;
+ return 0;
+ }
+#endif
case NCP_IOC_GETOBJECTNAME:
if (current->uid != server->m.mounted_uid) {
return -EACCES;
@@ -500,6 +632,9 @@ outrel:
return -EFAULT;
return 0;
}
+#ifdef CONFIG_COMPAT
+ case NCP_IOC_SETOBJECTNAME_32:
+#endif
case NCP_IOC_SETOBJECTNAME:
if (current->uid != server->m.mounted_uid) {
return -EACCES;
@@ -512,8 +647,19 @@ outrel:
void* oldprivate;
size_t oldprivatelen;
+#ifdef CONFIG_COMPAT
+ if (cmd == NCP_IOC_SETOBJECTNAME_32) {
+ struct compat_ncp_objectname_ioctl user32;
+ if (copy_from_user(&user32, argp, sizeof(user32)))
+ return -EFAULT;
+ user.auth_type = user32.auth_type;
+ user.object_name_len = user32.object_name_len;
+ user.object_name = compat_ptr(user32.object_name);
+ } else
+#endif
if (copy_from_user(&user, argp, sizeof(user)))
return -EFAULT;
+
if (user.object_name_len > NCP_OBJECT_NAME_MAX_LEN)
return -ENOMEM;
if (user.object_name_len) {
@@ -544,6 +690,9 @@ outrel:
kfree(oldname);
return 0;
}
+#ifdef CONFIG_COMPAT
+ case NCP_IOC_GETPRIVATEDATA_32:
+#endif
case NCP_IOC_GETPRIVATEDATA:
if (current->uid != server->m.mounted_uid) {
return -EACCES;
@@ -552,8 +701,18 @@ outrel:
struct ncp_privatedata_ioctl user;
size_t outl;
+#ifdef CONFIG_COMPAT
+ if (cmd == NCP_IOC_GETPRIVATEDATA_32) {
+ struct compat_ncp_privatedata_ioctl user32;
+ if (copy_from_user(&user32, argp, sizeof(user32)))
+ return -EFAULT;
+ user.len = user32.len;
+ user.data = compat_ptr(user32.data);
+ } else
+#endif
if (copy_from_user(&user, argp, sizeof(user)))
return -EFAULT;
+
outl = user.len;
user.len = server->priv.len;
if (outl > user.len) outl = user.len;
@@ -562,10 +721,23 @@ outrel:
server->priv.data,
outl)) return -EFAULT;
}
+#ifdef CONFIG_COMPAT
+ if (cmd == NCP_IOC_GETPRIVATEDATA_32) {
+ struct compat_ncp_privatedata_ioctl user32;
+ user32.len = user.len;
+ user32.data = (unsigned long) user.data;
+ if (copy_to_user(&user32, argp, sizeof(user32)))
+ return -EFAULT;
+ } else
+#endif
if (copy_to_user(argp, &user, sizeof(user)))
return -EFAULT;
+
return 0;
}
+#ifdef CONFIG_COMPAT
+ case NCP_IOC_SETPRIVATEDATA_32:
+#endif
case NCP_IOC_SETPRIVATEDATA:
if (current->uid != server->m.mounted_uid) {
return -EACCES;
@@ -576,8 +748,18 @@ outrel:
void* old;
size_t oldlen;
+#ifdef CONFIG_COMPAT
+ if (cmd == NCP_IOC_SETPRIVATEDATA_32) {
+ struct compat_ncp_privatedata_ioctl user32;
+ if (copy_from_user(&user32, argp, sizeof(user32)))
+ return -EFAULT;
+ user.len = user32.len;
+ user.data = compat_ptr(user32.data);
+ } else
+#endif
if (copy_from_user(&user, argp, sizeof(user)))
return -EFAULT;
+
if (user.len > NCP_PRIVATE_DATA_MAX_LEN)
return -ENOMEM;
if (user.len) {
@@ -636,20 +818,19 @@ outrel:
}
}
-/* #ifdef CONFIG_UID16 */
- /* NCP_IOC_GETMOUNTUID may be same as NCP_IOC_GETMOUNTUID2,
- so we have this out of switch */
- if (cmd == NCP_IOC_GETMOUNTUID) {
- __kernel_uid_t uid = 0;
- if ((file_permission(filp, MAY_READ) != 0)
- && (current->uid != server->m.mounted_uid)) {
- return -EACCES;
- }
- SET_UID(uid, server->m.mounted_uid);
- if (put_user(uid, (__kernel_uid_t __user *)argp))
- return -EFAULT;
- return 0;
- }
-/* #endif */
return -EINVAL;
}
+
+#ifdef CONFIG_COMPAT
+long ncp_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+ struct inode *inode = file->f_dentry->d_inode;
+ int ret;
+
+ lock_kernel();
+ arg = (unsigned long) compat_ptr(arg);
+ ret = ncp_ioctl(inode, file, cmd, arg);
+ unlock_kernel();
+ return ret;
+}
+#endif
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index 7432f1a43f3d..481f8892a919 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -843,7 +843,7 @@ static void nfs_dentry_iput(struct dentry *dentry, struct inode *inode)
nfs_inode_return_delegation(inode);
if (dentry->d_flags & DCACHE_NFSFS_RENAMED) {
lock_kernel();
- inode->i_nlink--;
+ drop_nlink(inode);
nfs_complete_unlink(dentry);
unlock_kernel();
}
@@ -1286,7 +1286,7 @@ static int nfs_rmdir(struct inode *dir, struct dentry *dentry)
error = NFS_PROTO(dir)->rmdir(dir, &dentry->d_name);
/* Ensure the VFS deletes this inode */
if (error == 0 && dentry->d_inode != NULL)
- dentry->d_inode->i_nlink = 0;
+ clear_nlink(dentry->d_inode);
nfs_end_data_update(dir);
unlock_kernel();
@@ -1401,7 +1401,7 @@ static int nfs_safe_remove(struct dentry *dentry)
error = NFS_PROTO(dir)->remove(dir, &dentry->d_name);
/* The VFS may want to delete this inode */
if (error == 0)
- inode->i_nlink--;
+ drop_nlink(inode);
nfs_mark_for_revalidate(inode);
nfs_end_data_update(inode);
} else
@@ -1639,7 +1639,7 @@ static int nfs_rename(struct inode *old_dir, struct dentry *old_dentry,
goto out;
}
} else
- new_inode->i_nlink--;
+ drop_nlink(new_inode);
go_ahead:
/*
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index 377839bed172..9f7f8b9ea1e2 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -707,8 +707,8 @@ static ssize_t nfs_direct_write(struct kiocb *iocb, unsigned long user_addr, siz
/**
* nfs_file_direct_read - file direct read operation for NFS files
* @iocb: target I/O control block
- * @buf: user's buffer into which to read data
- * @count: number of bytes to read
+ * @iov: vector of user buffers into which to read data
+ * @nr_segs: size of iov vector
* @pos: byte offset in file where reading starts
*
* We use this function for direct reads instead of calling
@@ -725,17 +725,24 @@ static ssize_t nfs_direct_write(struct kiocb *iocb, unsigned long user_addr, siz
* client must read the updated atime from the server back into its
* cache.
*/
-ssize_t nfs_file_direct_read(struct kiocb *iocb, char __user *buf, size_t count, loff_t pos)
+ssize_t nfs_file_direct_read(struct kiocb *iocb, const struct iovec *iov,
+ unsigned long nr_segs, loff_t pos)
{
ssize_t retval = -EINVAL;
struct file *file = iocb->ki_filp;
struct address_space *mapping = file->f_mapping;
+ /* XXX: temporary */
+ const char __user *buf = iov[0].iov_base;
+ size_t count = iov[0].iov_len;
dprintk("nfs: direct read(%s/%s, %lu@%Ld)\n",
file->f_dentry->d_parent->d_name.name,
file->f_dentry->d_name.name,
(unsigned long) count, (long long) pos);
+ if (nr_segs != 1)
+ return -EINVAL;
+
if (count < 0)
goto out;
retval = -EFAULT;
@@ -760,8 +767,8 @@ out:
/**
* nfs_file_direct_write - file direct write operation for NFS files
* @iocb: target I/O control block
- * @buf: user's buffer from which to write data
- * @count: number of bytes to write
+ * @iov: vector of user buffers from which to write data
+ * @nr_segs: size of iov vector
* @pos: byte offset in file where writing starts
*
* We use this function for direct writes instead of calling
@@ -782,17 +789,24 @@ out:
* Note that O_APPEND is not supported for NFS direct writes, as there
* is no atomic O_APPEND write facility in the NFS protocol.
*/
-ssize_t nfs_file_direct_write(struct kiocb *iocb, const char __user *buf, size_t count, loff_t pos)
+ssize_t nfs_file_direct_write(struct kiocb *iocb, const struct iovec *iov,
+ unsigned long nr_segs, loff_t pos)
{
ssize_t retval;
struct file *file = iocb->ki_filp;
struct address_space *mapping = file->f_mapping;
+ /* XXX: temporary */
+ const char __user *buf = iov[0].iov_base;
+ size_t count = iov[0].iov_len;
dfprintk(VFS, "nfs: direct write(%s/%s, %lu@%Ld)\n",
file->f_dentry->d_parent->d_name.name,
file->f_dentry->d_name.name,
(unsigned long) count, (long long) pos);
+ if (nr_segs != 1)
+ return -EINVAL;
+
retval = generic_write_checks(file, &pos, &count, 0);
if (retval)
goto out;
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index be997d649127..cc93865cea93 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -41,8 +41,10 @@ static int nfs_file_release(struct inode *, struct file *);
static loff_t nfs_file_llseek(struct file *file, loff_t offset, int origin);
static int nfs_file_mmap(struct file *, struct vm_area_struct *);
static ssize_t nfs_file_sendfile(struct file *, loff_t *, size_t, read_actor_t, void *);
-static ssize_t nfs_file_read(struct kiocb *, char __user *, size_t, loff_t);
-static ssize_t nfs_file_write(struct kiocb *, const char __user *, size_t, loff_t);
+static ssize_t nfs_file_read(struct kiocb *, const struct iovec *iov,
+ unsigned long nr_segs, loff_t pos);
+static ssize_t nfs_file_write(struct kiocb *, const struct iovec *iov,
+ unsigned long nr_segs, loff_t pos);
static int nfs_file_flush(struct file *, fl_owner_t id);
static int nfs_fsync(struct file *, struct dentry *dentry, int datasync);
static int nfs_check_flags(int flags);
@@ -53,8 +55,8 @@ const struct file_operations nfs_file_operations = {
.llseek = nfs_file_llseek,
.read = do_sync_read,
.write = do_sync_write,
- .aio_read = nfs_file_read,
- .aio_write = nfs_file_write,
+ .aio_read = nfs_file_read,
+ .aio_write = nfs_file_write,
.mmap = nfs_file_mmap,
.open = nfs_file_open,
.flush = nfs_file_flush,
@@ -196,15 +198,17 @@ nfs_file_flush(struct file *file, fl_owner_t id)
}
static ssize_t
-nfs_file_read(struct kiocb *iocb, char __user * buf, size_t count, loff_t pos)
+nfs_file_read(struct kiocb *iocb, const struct iovec *iov,
+ unsigned long nr_segs, loff_t pos)
{
struct dentry * dentry = iocb->ki_filp->f_dentry;
struct inode * inode = dentry->d_inode;
ssize_t result;
+ size_t count = iov_length(iov, nr_segs);
#ifdef CONFIG_NFS_DIRECTIO
if (iocb->ki_filp->f_flags & O_DIRECT)
- return nfs_file_direct_read(iocb, buf, count, pos);
+ return nfs_file_direct_read(iocb, iov, nr_segs, pos);
#endif
dfprintk(VFS, "nfs: read(%s/%s, %lu@%lu)\n",
@@ -214,7 +218,7 @@ nfs_file_read(struct kiocb *iocb, char __user * buf, size_t count, loff_t pos)
result = nfs_revalidate_mapping(inode, iocb->ki_filp->f_mapping);
nfs_add_stats(inode, NFSIOS_NORMALREADBYTES, count);
if (!result)
- result = generic_file_aio_read(iocb, buf, count, pos);
+ result = generic_file_aio_read(iocb, iov, nr_segs, pos);
return result;
}
@@ -336,24 +340,22 @@ const struct address_space_operations nfs_file_aops = {
#endif
};
-/*
- * Write to a file (through the page cache).
- */
-static ssize_t
-nfs_file_write(struct kiocb *iocb, const char __user *buf, size_t count, loff_t pos)
+static ssize_t nfs_file_write(struct kiocb *iocb, const struct iovec *iov,
+ unsigned long nr_segs, loff_t pos)
{
struct dentry * dentry = iocb->ki_filp->f_dentry;
struct inode * inode = dentry->d_inode;
ssize_t result;
+ size_t count = iov_length(iov, nr_segs);
#ifdef CONFIG_NFS_DIRECTIO
if (iocb->ki_filp->f_flags & O_DIRECT)
- return nfs_file_direct_write(iocb, buf, count, pos);
+ return nfs_file_direct_write(iocb, iov, nr_segs, pos);
#endif
- dfprintk(VFS, "nfs: write(%s/%s(%ld), %lu@%lu)\n",
+ dfprintk(VFS, "nfs: write(%s/%s(%ld), %lu@%Ld)\n",
dentry->d_parent->d_name.name, dentry->d_name.name,
- inode->i_ino, (unsigned long) count, (unsigned long) pos);
+ inode->i_ino, (unsigned long) count, (long long) pos);
result = -EBUSY;
if (IS_SWAPFILE(inode))
@@ -372,7 +374,7 @@ nfs_file_write(struct kiocb *iocb, const char __user *buf, size_t count, loff_t
goto out;
nfs_add_stats(inode, NFSIOS_NORMALWRITTENBYTES, count);
- result = generic_file_aio_write(iocb, buf, count, pos);
+ result = generic_file_aio_write(iocb, iov, nr_segs, pos);
out:
return result;
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index b674462793d3..f6675d2c386c 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -51,7 +51,6 @@
#include <linux/mm.h>
#include <linux/pagemap.h>
#include <linux/file.h>
-#include <linux/mpage.h>
#include <linux/writeback.h>
#include <linux/sunrpc/clnt.h>
diff --git a/fs/no-block.c b/fs/no-block.c
new file mode 100644
index 000000000000..d269a93d3467
--- /dev/null
+++ b/fs/no-block.c
@@ -0,0 +1,22 @@
+/* no-block.c: implementation of routines required for non-BLOCK configuration
+ *
+ * Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#include <linux/kernel.h>
+#include <linux/fs.h>
+
+static int no_blkdev_open(struct inode * inode, struct file * filp)
+{
+ return -ENODEV;
+}
+
+const struct file_operations def_blk_fops = {
+ .open = no_blkdev_open,
+};
diff --git a/fs/ntfs/aops.c b/fs/ntfs/aops.c
index bc579bfdfbd8..7b2c8f4f6a6f 100644
--- a/fs/ntfs/aops.c
+++ b/fs/ntfs/aops.c
@@ -254,7 +254,7 @@ static int ntfs_read_block(struct page *page)
bh->b_bdev = vol->sb->s_bdev;
/* Is the block within the allowed limits? */
if (iblock < lblock) {
- BOOL is_retry = FALSE;
+ bool is_retry = false;
/* Convert iblock into corresponding vcn and offset. */
vcn = (VCN)iblock << blocksize_bits >>
@@ -292,7 +292,7 @@ lock_retry_remap:
goto handle_hole;
/* If first try and runlist unmapped, map and retry. */
if (!is_retry && lcn == LCN_RL_NOT_MAPPED) {
- is_retry = TRUE;
+ is_retry = true;
/*
* Attempt to map runlist, dropping lock for
* the duration.
@@ -558,7 +558,7 @@ static int ntfs_write_block(struct page *page, struct writeback_control *wbc)
unsigned long flags;
unsigned int blocksize, vcn_ofs;
int err;
- BOOL need_end_writeback;
+ bool need_end_writeback;
unsigned char blocksize_bits;
vi = page->mapping->host;
@@ -626,7 +626,7 @@ static int ntfs_write_block(struct page *page, struct writeback_control *wbc)
rl = NULL;
err = 0;
do {
- BOOL is_retry = FALSE;
+ bool is_retry = false;
if (unlikely(block >= dblock)) {
/*
@@ -768,7 +768,7 @@ lock_retry_remap:
}
/* If first try and runlist unmapped, map and retry. */
if (!is_retry && lcn == LCN_RL_NOT_MAPPED) {
- is_retry = TRUE;
+ is_retry = true;
/*
* Attempt to map runlist, dropping lock for
* the duration.
@@ -874,12 +874,12 @@ lock_retry_remap:
set_page_writeback(page); /* Keeps try_to_free_buffers() away. */
/* Submit the prepared buffers for i/o. */
- need_end_writeback = TRUE;
+ need_end_writeback = true;
do {
struct buffer_head *next = bh->b_this_page;
if (buffer_async_write(bh)) {
submit_bh(WRITE, bh);
- need_end_writeback = FALSE;
+ need_end_writeback = false;
}
bh = next;
} while (bh != head);
@@ -932,7 +932,7 @@ static int ntfs_write_mst_block(struct page *page,
runlist_element *rl;
int i, nr_locked_nis, nr_recs, nr_bhs, max_bhs, bhs_per_rec, err, err2;
unsigned bh_size, rec_size_bits;
- BOOL sync, is_mft, page_is_dirty, rec_is_dirty;
+ bool sync, is_mft, page_is_dirty, rec_is_dirty;
unsigned char bh_size_bits;
ntfs_debug("Entering for inode 0x%lx, attribute type 0x%x, page index "
@@ -975,10 +975,10 @@ static int ntfs_write_mst_block(struct page *page,
rl = NULL;
err = err2 = nr_bhs = nr_recs = nr_locked_nis = 0;
- page_is_dirty = rec_is_dirty = FALSE;
+ page_is_dirty = rec_is_dirty = false;
rec_start_bh = NULL;
do {
- BOOL is_retry = FALSE;
+ bool is_retry = false;
if (likely(block < rec_block)) {
if (unlikely(block >= dblock)) {
@@ -1009,10 +1009,10 @@ static int ntfs_write_mst_block(struct page *page,
}
if (!buffer_dirty(bh)) {
/* Clean records are not written out. */
- rec_is_dirty = FALSE;
+ rec_is_dirty = false;
continue;
}
- rec_is_dirty = TRUE;
+ rec_is_dirty = true;
rec_start_bh = bh;
}
/* Need to map the buffer if it is not mapped already. */
@@ -1053,7 +1053,7 @@ lock_retry_remap:
*/
if (!is_mft && !is_retry &&
lcn == LCN_RL_NOT_MAPPED) {
- is_retry = TRUE;
+ is_retry = true;
/*
* Attempt to map runlist, dropping
* lock for the duration.
@@ -1063,7 +1063,7 @@ lock_retry_remap:
if (likely(!err2))
goto lock_retry_remap;
if (err2 == -ENOMEM)
- page_is_dirty = TRUE;
+ page_is_dirty = true;
lcn = err2;
} else {
err2 = -EIO;
@@ -1145,7 +1145,7 @@ lock_retry_remap:
* means we need to redirty the page before
* returning.
*/
- page_is_dirty = TRUE;
+ page_is_dirty = true;
/*
* Remove the buffers in this mft record from
* the list of buffers to write.
diff --git a/fs/ntfs/aops.h b/fs/ntfs/aops.h
index 325ce261a107..9393f4b1e298 100644
--- a/fs/ntfs/aops.h
+++ b/fs/ntfs/aops.h
@@ -80,7 +80,7 @@ static inline void ntfs_unmap_page(struct page *page)
*
* The unlocked and uptodate page is returned on success or an encoded error
* on failure. Caller has to test for error using the IS_ERR() macro on the
- * return value. If that evaluates to TRUE, the negative error code can be
+ * return value. If that evaluates to 'true', the negative error code can be
* obtained using PTR_ERR() on the return value of ntfs_map_page().
*/
static inline struct page *ntfs_map_page(struct address_space *mapping,
diff --git a/fs/ntfs/attrib.c b/fs/ntfs/attrib.c
index 6708e1d68a9e..9f08e851cfb6 100644
--- a/fs/ntfs/attrib.c
+++ b/fs/ntfs/attrib.c
@@ -67,7 +67,7 @@
* the attribute has zero allocated size, i.e. there simply is no runlist.
*
* WARNING: If @ctx is supplied, regardless of whether success or failure is
- * returned, you need to check IS_ERR(@ctx->mrec) and if TRUE the @ctx
+ * returned, you need to check IS_ERR(@ctx->mrec) and if 'true' the @ctx
* is no longer valid, i.e. you need to either call
* ntfs_attr_reinit_search_ctx() or ntfs_attr_put_search_ctx() on it.
* In that case PTR_ERR(@ctx->mrec) will give you the error code for
@@ -90,7 +90,7 @@ int ntfs_map_runlist_nolock(ntfs_inode *ni, VCN vcn, ntfs_attr_search_ctx *ctx)
runlist_element *rl;
struct page *put_this_page = NULL;
int err = 0;
- BOOL ctx_is_temporary, ctx_needs_reset;
+ bool ctx_is_temporary, ctx_needs_reset;
ntfs_attr_search_ctx old_ctx = { NULL, };
ntfs_debug("Mapping runlist part containing vcn 0x%llx.",
@@ -100,7 +100,7 @@ int ntfs_map_runlist_nolock(ntfs_inode *ni, VCN vcn, ntfs_attr_search_ctx *ctx)
else
base_ni = ni->ext.base_ntfs_ino;
if (!ctx) {
- ctx_is_temporary = ctx_needs_reset = TRUE;
+ ctx_is_temporary = ctx_needs_reset = true;
m = map_mft_record(base_ni);
if (IS_ERR(m))
return PTR_ERR(m);
@@ -115,7 +115,7 @@ int ntfs_map_runlist_nolock(ntfs_inode *ni, VCN vcn, ntfs_attr_search_ctx *ctx)
BUG_ON(IS_ERR(ctx->mrec));
a = ctx->attr;
BUG_ON(!a->non_resident);
- ctx_is_temporary = FALSE;
+ ctx_is_temporary = false;
end_vcn = sle64_to_cpu(a->data.non_resident.highest_vcn);
read_lock_irqsave(&ni->size_lock, flags);
allocated_size_vcn = ni->allocated_size >>
@@ -136,7 +136,7 @@ int ntfs_map_runlist_nolock(ntfs_inode *ni, VCN vcn, ntfs_attr_search_ctx *ctx)
ni->name, ni->name_len) &&
sle64_to_cpu(a->data.non_resident.lowest_vcn)
<= vcn && end_vcn >= vcn))
- ctx_needs_reset = FALSE;
+ ctx_needs_reset = false;
else {
/* Save the old search context. */
old_ctx = *ctx;
@@ -158,7 +158,7 @@ int ntfs_map_runlist_nolock(ntfs_inode *ni, VCN vcn, ntfs_attr_search_ctx *ctx)
* needed attribute extent.
*/
ntfs_attr_reinit_search_ctx(ctx);
- ctx_needs_reset = TRUE;
+ ctx_needs_reset = true;
}
}
if (ctx_needs_reset) {
@@ -336,16 +336,16 @@ int ntfs_map_runlist(ntfs_inode *ni, VCN vcn)
* LCN_EIO Critical error (runlist/file is corrupt, i/o error, etc).
*
* Locking: - The runlist must be locked on entry and is left locked on return.
- * - If @write_locked is FALSE, i.e. the runlist is locked for reading,
+ * - If @write_locked is 'false', i.e. the runlist is locked for reading,
* the lock may be dropped inside the function so you cannot rely on
* the runlist still being the same when this function returns.
*/
LCN ntfs_attr_vcn_to_lcn_nolock(ntfs_inode *ni, const VCN vcn,
- const BOOL write_locked)
+ const bool write_locked)
{
LCN lcn;
unsigned long flags;
- BOOL is_retry = FALSE;
+ bool is_retry = false;
ntfs_debug("Entering for i_ino 0x%lx, vcn 0x%llx, %s_locked.",
ni->mft_no, (unsigned long long)vcn,
@@ -390,7 +390,7 @@ retry_remap:
down_read(&ni->runlist.lock);
}
if (likely(!err)) {
- is_retry = TRUE;
+ is_retry = true;
goto retry_remap;
}
if (err == -ENOENT)
@@ -449,7 +449,7 @@ retry_remap:
* -EIO - Critical error (runlist/file is corrupt, i/o error, etc).
*
* WARNING: If @ctx is supplied, regardless of whether success or failure is
- * returned, you need to check IS_ERR(@ctx->mrec) and if TRUE the @ctx
+ * returned, you need to check IS_ERR(@ctx->mrec) and if 'true' the @ctx
* is no longer valid, i.e. you need to either call
* ntfs_attr_reinit_search_ctx() or ntfs_attr_put_search_ctx() on it.
* In that case PTR_ERR(@ctx->mrec) will give you the error code for
@@ -469,7 +469,7 @@ runlist_element *ntfs_attr_find_vcn_nolock(ntfs_inode *ni, const VCN vcn,
unsigned long flags;
runlist_element *rl;
int err = 0;
- BOOL is_retry = FALSE;
+ bool is_retry = false;
ntfs_debug("Entering for i_ino 0x%lx, vcn 0x%llx, with%s ctx.",
ni->mft_no, (unsigned long long)vcn, ctx ? "" : "out");
@@ -518,7 +518,7 @@ retry_remap:
*/
err = ntfs_map_runlist_nolock(ni, vcn, ctx);
if (likely(!err)) {
- is_retry = TRUE;
+ is_retry = true;
goto retry_remap;
}
}
@@ -558,8 +558,8 @@ retry_remap:
* On actual error, ntfs_attr_find() returns -EIO. In this case @ctx->attr is
* undefined and in particular do not rely on it not changing.
*
- * If @ctx->is_first is TRUE, the search begins with @ctx->attr itself. If it
- * is FALSE, the search begins after @ctx->attr.
+ * If @ctx->is_first is 'true', the search begins with @ctx->attr itself. If it
+ * is 'false', the search begins after @ctx->attr.
*
* If @ic is IGNORE_CASE, the @name comparisson is not case sensitive and
* @ctx->ntfs_ino must be set to the ntfs inode to which the mft record
@@ -599,11 +599,11 @@ static int ntfs_attr_find(const ATTR_TYPE type, const ntfschar *name,
/*
* Iterate over attributes in mft record starting at @ctx->attr, or the
- * attribute following that, if @ctx->is_first is TRUE.
+ * attribute following that, if @ctx->is_first is 'true'.
*/
if (ctx->is_first) {
a = ctx->attr;
- ctx->is_first = FALSE;
+ ctx->is_first = false;
} else
a = (ATTR_RECORD*)((u8*)ctx->attr +
le32_to_cpu(ctx->attr->length));
@@ -890,11 +890,11 @@ static int ntfs_external_attr_find(const ATTR_TYPE type,
ctx->al_entry = (ATTR_LIST_ENTRY*)al_start;
/*
* Iterate over entries in attribute list starting at @ctx->al_entry,
- * or the entry following that, if @ctx->is_first is TRUE.
+ * or the entry following that, if @ctx->is_first is 'true'.
*/
if (ctx->is_first) {
al_entry = ctx->al_entry;
- ctx->is_first = FALSE;
+ ctx->is_first = false;
} else
al_entry = (ATTR_LIST_ENTRY*)((u8*)ctx->al_entry +
le16_to_cpu(ctx->al_entry->length));
@@ -1127,7 +1127,7 @@ not_found:
ctx->mrec = ctx->base_mrec;
ctx->attr = (ATTR_RECORD*)((u8*)ctx->mrec +
le16_to_cpu(ctx->mrec->attrs_offset));
- ctx->is_first = TRUE;
+ ctx->is_first = true;
ctx->ntfs_ino = base_ni;
ctx->base_ntfs_ino = NULL;
ctx->base_mrec = NULL;
@@ -1224,7 +1224,7 @@ static inline void ntfs_attr_init_search_ctx(ntfs_attr_search_ctx *ctx,
/* Sanity checks are performed elsewhere. */
.attr = (ATTR_RECORD*)((u8*)mrec +
le16_to_cpu(mrec->attrs_offset)),
- .is_first = TRUE,
+ .is_first = true,
.ntfs_ino = ni,
};
}
@@ -1243,7 +1243,7 @@ void ntfs_attr_reinit_search_ctx(ntfs_attr_search_ctx *ctx)
{
if (likely(!ctx->base_ntfs_ino)) {
/* No attribute list. */
- ctx->is_first = TRUE;
+ ctx->is_first = true;
/* Sanity checks are performed elsewhere. */
ctx->attr = (ATTR_RECORD*)((u8*)ctx->mrec +
le16_to_cpu(ctx->mrec->attrs_offset));
@@ -1585,7 +1585,7 @@ int ntfs_attr_make_non_resident(ntfs_inode *ni, const u32 data_size)
return -ENOMEM;
/* Start by allocating clusters to hold the attribute value. */
rl = ntfs_cluster_alloc(vol, 0, new_size >>
- vol->cluster_size_bits, -1, DATA_ZONE, TRUE);
+ vol->cluster_size_bits, -1, DATA_ZONE, true);
if (IS_ERR(rl)) {
err = PTR_ERR(rl);
ntfs_debug("Failed to allocate cluster%s, error code "
@@ -1919,7 +1919,7 @@ s64 ntfs_attr_extend_allocation(ntfs_inode *ni, s64 new_alloc_size,
unsigned long flags;
int err, mp_size;
u32 attr_len = 0; /* Silence stupid gcc warning. */
- BOOL mp_rebuilt;
+ bool mp_rebuilt;
#ifdef NTFS_DEBUG
read_lock_irqsave(&ni->size_lock, flags);
@@ -2222,7 +2222,7 @@ first_alloc:
rl2 = ntfs_cluster_alloc(vol, allocated_size >> vol->cluster_size_bits,
(new_alloc_size - allocated_size) >>
vol->cluster_size_bits, (rl && (rl->lcn >= 0)) ?
- rl->lcn + rl->length : -1, DATA_ZONE, TRUE);
+ rl->lcn + rl->length : -1, DATA_ZONE, true);
if (IS_ERR(rl2)) {
err = PTR_ERR(rl2);
if (start < 0 || start >= allocated_size)
@@ -2265,7 +2265,7 @@ first_alloc:
BUG_ON(!rl2);
BUG_ON(!rl2->length);
BUG_ON(rl2->lcn < LCN_HOLE);
- mp_rebuilt = FALSE;
+ mp_rebuilt = false;
/* Get the size for the new mapping pairs array for this extent. */
mp_size = ntfs_get_size_for_mapping_pairs(vol, rl2, ll, -1);
if (unlikely(mp_size <= 0)) {
@@ -2300,7 +2300,7 @@ first_alloc:
err = -EOPNOTSUPP;
goto undo_alloc;
}
- mp_rebuilt = TRUE;
+ mp_rebuilt = true;
/* Generate the mapping pairs array directly into the attr record. */
err = ntfs_mapping_pairs_build(vol, (u8*)a +
le16_to_cpu(a->data.non_resident.mapping_pairs_offset),
diff --git a/fs/ntfs/attrib.h b/fs/ntfs/attrib.h
index 9074886b44ba..3c8b74c99b80 100644
--- a/fs/ntfs/attrib.h
+++ b/fs/ntfs/attrib.h
@@ -40,10 +40,10 @@
* Structure must be initialized to zero before the first call to one of the
* attribute search functions. Initialize @mrec to point to the mft record to
* search, and @attr to point to the first attribute within @mrec (not necessary
- * if calling the _first() functions), and set @is_first to TRUE (not necessary
+ * if calling the _first() functions), and set @is_first to 'true' (not necessary
* if calling the _first() functions).
*
- * If @is_first is TRUE, the search begins with @attr. If @is_first is FALSE,
+ * If @is_first is 'true', the search begins with @attr. If @is_first is 'false',
* the search begins after @attr. This is so that, after the first call to one
* of the search attribute functions, we can call the function again, without
* any modification of the search context, to automagically get the next
@@ -52,7 +52,7 @@
typedef struct {
MFT_RECORD *mrec;
ATTR_RECORD *attr;
- BOOL is_first;
+ bool is_first;
ntfs_inode *ntfs_ino;
ATTR_LIST_ENTRY *al_entry;
ntfs_inode *base_ntfs_ino;
@@ -65,7 +65,7 @@ extern int ntfs_map_runlist_nolock(ntfs_inode *ni, VCN vcn,
extern int ntfs_map_runlist(ntfs_inode *ni, VCN vcn);
extern LCN ntfs_attr_vcn_to_lcn_nolock(ntfs_inode *ni, const VCN vcn,
- const BOOL write_locked);
+ const bool write_locked);
extern runlist_element *ntfs_attr_find_vcn_nolock(ntfs_inode *ni,
const VCN vcn, ntfs_attr_search_ctx *ctx);
diff --git a/fs/ntfs/bitmap.c b/fs/ntfs/bitmap.c
index 7a190cdc60e2..0809cf876098 100644
--- a/fs/ntfs/bitmap.c
+++ b/fs/ntfs/bitmap.c
@@ -34,18 +34,18 @@
* @start_bit: first bit to set
* @count: number of bits to set
* @value: value to set the bits to (i.e. 0 or 1)
- * @is_rollback: if TRUE this is a rollback operation
+ * @is_rollback: if 'true' this is a rollback operation
*
* Set @count bits starting at bit @start_bit in the bitmap described by the
* vfs inode @vi to @value, where @value is either 0 or 1.
*
- * @is_rollback should always be FALSE, it is for internal use to rollback
+ * @is_rollback should always be 'false', it is for internal use to rollback
* errors. You probably want to use ntfs_bitmap_set_bits_in_run() instead.
*
* Return 0 on success and -errno on error.
*/
int __ntfs_bitmap_set_bits_in_run(struct inode *vi, const s64 start_bit,
- const s64 count, const u8 value, const BOOL is_rollback)
+ const s64 count, const u8 value, const bool is_rollback)
{
s64 cnt = count;
pgoff_t index, end_index;
@@ -172,7 +172,7 @@ rollback:
return PTR_ERR(page);
if (count != cnt)
pos = __ntfs_bitmap_set_bits_in_run(vi, start_bit, count - cnt,
- value ? 0 : 1, TRUE);
+ value ? 0 : 1, true);
else
pos = 0;
if (!pos) {
diff --git a/fs/ntfs/bitmap.h b/fs/ntfs/bitmap.h
index bb50d6bc9212..72c9ad8be70d 100644
--- a/fs/ntfs/bitmap.h
+++ b/fs/ntfs/bitmap.h
@@ -30,7 +30,7 @@
#include "types.h"
extern int __ntfs_bitmap_set_bits_in_run(struct inode *vi, const s64 start_bit,
- const s64 count, const u8 value, const BOOL is_rollback);
+ const s64 count, const u8 value, const bool is_rollback);
/**
* ntfs_bitmap_set_bits_in_run - set a run of bits in a bitmap to a value
@@ -48,7 +48,7 @@ static inline int ntfs_bitmap_set_bits_in_run(struct inode *vi,
const s64 start_bit, const s64 count, const u8 value)
{
return __ntfs_bitmap_set_bits_in_run(vi, start_bit, count, value,
- FALSE);
+ false);
}
/**
diff --git a/fs/ntfs/collate.h b/fs/ntfs/collate.h
index e027f36fcc2f..aba83347e5fe 100644
--- a/fs/ntfs/collate.h
+++ b/fs/ntfs/collate.h
@@ -26,7 +26,7 @@
#include "types.h"
#include "volume.h"
-static inline BOOL ntfs_is_collation_rule_supported(COLLATION_RULE cr) {
+static inline bool ntfs_is_collation_rule_supported(COLLATION_RULE cr) {
int i;
/*
@@ -35,12 +35,12 @@ static inline BOOL ntfs_is_collation_rule_supported(COLLATION_RULE cr) {
* now.
*/
if (unlikely(cr != COLLATION_BINARY && cr != COLLATION_NTOFS_ULONG))
- return FALSE;
+ return false;
i = le32_to_cpu(cr);
if (likely(((i >= 0) && (i <= 0x02)) ||
((i >= 0x10) && (i <= 0x13))))
- return TRUE;
- return FALSE;
+ return true;
+ return false;
}
extern int ntfs_collate(ntfs_volume *vol, COLLATION_RULE cr,
diff --git a/fs/ntfs/compress.c b/fs/ntfs/compress.c
index 68a607ff9fd3..d98daf59e0b6 100644
--- a/fs/ntfs/compress.c
+++ b/fs/ntfs/compress.c
@@ -600,7 +600,7 @@ do_next_cb:
rl = NULL;
for (vcn = start_vcn, start_vcn += cb_clusters; vcn < start_vcn;
vcn++) {
- BOOL is_retry = FALSE;
+ bool is_retry = false;
if (!rl) {
lock_retry_remap:
@@ -626,7 +626,7 @@ lock_retry_remap:
break;
if (is_retry || lcn != LCN_RL_NOT_MAPPED)
goto rl_err;
- is_retry = TRUE;
+ is_retry = true;
/*
* Attempt to map runlist, dropping lock for the
* duration.
diff --git a/fs/ntfs/file.c b/fs/ntfs/file.c
index 2e42c2dcae12..ae2fe0016d2c 100644
--- a/fs/ntfs/file.c
+++ b/fs/ntfs/file.c
@@ -509,7 +509,7 @@ static int ntfs_prepare_pages_for_non_resident_write(struct page **pages,
u32 attr_rec_len = 0;
unsigned blocksize, u;
int err, mp_size;
- BOOL rl_write_locked, was_hole, is_retry;
+ bool rl_write_locked, was_hole, is_retry;
unsigned char blocksize_bits;
struct {
u8 runlist_merged:1;
@@ -543,13 +543,13 @@ static int ntfs_prepare_pages_for_non_resident_write(struct page **pages,
return -ENOMEM;
}
} while (++u < nr_pages);
- rl_write_locked = FALSE;
+ rl_write_locked = false;
rl = NULL;
err = 0;
vcn = lcn = -1;
vcn_len = 0;
lcn_block = -1;
- was_hole = FALSE;
+ was_hole = false;
cpos = pos >> vol->cluster_size_bits;
end = pos + bytes;
cend = (end + vol->cluster_size - 1) >> vol->cluster_size_bits;
@@ -760,7 +760,7 @@ map_buffer_cached:
}
continue;
}
- is_retry = FALSE;
+ is_retry = false;
if (!rl) {
down_read(&ni->runlist.lock);
retry_remap:
@@ -776,7 +776,7 @@ retry_remap:
* Successful remap, setup the map cache and
* use that to deal with the buffer.
*/
- was_hole = FALSE;
+ was_hole = false;
vcn = bh_cpos;
vcn_len = rl[1].vcn - vcn;
lcn_block = lcn << (vol->cluster_size_bits -
@@ -792,7 +792,7 @@ retry_remap:
if (likely(vcn + vcn_len >= cend)) {
if (rl_write_locked) {
up_write(&ni->runlist.lock);
- rl_write_locked = FALSE;
+ rl_write_locked = false;
} else
up_read(&ni->runlist.lock);
rl = NULL;
@@ -818,13 +818,13 @@ retry_remap:
*/
up_read(&ni->runlist.lock);
down_write(&ni->runlist.lock);
- rl_write_locked = TRUE;
+ rl_write_locked = true;
goto retry_remap;
}
err = ntfs_map_runlist_nolock(ni, bh_cpos,
NULL);
if (likely(!err)) {
- is_retry = TRUE;
+ is_retry = true;
goto retry_remap;
}
/*
@@ -903,7 +903,7 @@ rl_not_mapped_enoent:
if (!rl_write_locked) {
up_read(&ni->runlist.lock);
down_write(&ni->runlist.lock);
- rl_write_locked = TRUE;
+ rl_write_locked = true;
goto retry_remap;
}
/* Find the previous last allocated cluster. */
@@ -917,7 +917,7 @@ rl_not_mapped_enoent:
}
}
rl2 = ntfs_cluster_alloc(vol, bh_cpos, 1, lcn, DATA_ZONE,
- FALSE);
+ false);
if (IS_ERR(rl2)) {
err = PTR_ERR(rl2);
ntfs_debug("Failed to allocate cluster, error code %i.",
@@ -1093,7 +1093,7 @@ rl_not_mapped_enoent:
status.mft_attr_mapped = 0;
status.mp_rebuilt = 0;
/* Setup the map cache and use that to deal with the buffer. */
- was_hole = TRUE;
+ was_hole = true;
vcn = bh_cpos;
vcn_len = 1;
lcn_block = lcn << (vol->cluster_size_bits - blocksize_bits);
@@ -1105,7 +1105,7 @@ rl_not_mapped_enoent:
*/
if (likely(vcn + vcn_len >= cend)) {
up_write(&ni->runlist.lock);
- rl_write_locked = FALSE;
+ rl_write_locked = false;
rl = NULL;
}
goto map_buffer_cached;
@@ -1117,7 +1117,7 @@ rl_not_mapped_enoent:
if (likely(!err)) {
if (unlikely(rl_write_locked)) {
up_write(&ni->runlist.lock);
- rl_write_locked = FALSE;
+ rl_write_locked = false;
} else if (unlikely(rl))
up_read(&ni->runlist.lock);
rl = NULL;
@@ -1528,19 +1528,19 @@ static inline int ntfs_commit_pages_after_non_resident_write(
do {
s64 bh_pos;
struct page *page;
- BOOL partial;
+ bool partial;
page = pages[u];
bh_pos = (s64)page->index << PAGE_CACHE_SHIFT;
bh = head = page_buffers(page);
- partial = FALSE;
+ partial = false;
do {
s64 bh_end;
bh_end = bh_pos + blocksize;
if (bh_end <= pos || bh_pos >= end) {
if (!buffer_uptodate(bh))
- partial = TRUE;
+ partial = true;
} else {
set_buffer_uptodate(bh);
mark_buffer_dirty(bh);
@@ -1997,7 +1997,7 @@ static ssize_t ntfs_file_buffered_write(struct kiocb *iocb,
*/
down_read(&ni->runlist.lock);
lcn = ntfs_attr_vcn_to_lcn_nolock(ni, pos >>
- vol->cluster_size_bits, FALSE);
+ vol->cluster_size_bits, false);
up_read(&ni->runlist.lock);
if (unlikely(lcn < LCN_HOLE)) {
status = -EIO;
@@ -2176,20 +2176,18 @@ out:
/**
* ntfs_file_aio_write -
*/
-static ssize_t ntfs_file_aio_write(struct kiocb *iocb, const char __user *buf,
- size_t count, loff_t pos)
+static ssize_t ntfs_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
+ unsigned long nr_segs, loff_t pos)
{
struct file *file = iocb->ki_filp;
struct address_space *mapping = file->f_mapping;
struct inode *inode = mapping->host;
ssize_t ret;
- struct iovec local_iov = { .iov_base = (void __user *)buf,
- .iov_len = count };
BUG_ON(iocb->ki_pos != pos);
mutex_lock(&inode->i_mutex);
- ret = ntfs_file_aio_write_nolock(iocb, &local_iov, 1, &iocb->ki_pos);
+ ret = ntfs_file_aio_write_nolock(iocb, iov, nr_segs, &iocb->ki_pos);
mutex_unlock(&inode->i_mutex);
if (ret > 0 && ((file->f_flags & O_SYNC) || IS_SYNC(inode))) {
int err = sync_page_range(inode, mapping, pos, ret);
@@ -2298,13 +2296,11 @@ static int ntfs_file_fsync(struct file *filp, struct dentry *dentry,
const struct file_operations ntfs_file_ops = {
.llseek = generic_file_llseek, /* Seek inside file. */
- .read = generic_file_read, /* Read from file. */
+ .read = do_sync_read, /* Read from file. */
.aio_read = generic_file_aio_read, /* Async read from file. */
- .readv = generic_file_readv, /* Read from file. */
#ifdef NTFS_RW
.write = ntfs_file_write, /* Write to file. */
.aio_write = ntfs_file_aio_write, /* Async write to file. */
- .writev = ntfs_file_writev, /* Write to file. */
/*.release = ,*/ /* Last file is closed. See
fs/ext2/file.c::
ext2_release_file() for
diff --git a/fs/ntfs/index.c b/fs/ntfs/index.c
index 9f5427c2d105..e32cde486362 100644
--- a/fs/ntfs/index.c
+++ b/fs/ntfs/index.c
@@ -204,7 +204,7 @@ int ntfs_index_lookup(const void *key, const int key_len,
if ((key_len == le16_to_cpu(ie->key_length)) && !memcmp(key,
&ie->key, key_len)) {
ir_done:
- ictx->is_in_root = TRUE;
+ ictx->is_in_root = true;
ictx->ir = ir;
ictx->actx = actx;
ictx->base_ni = base_ni;
@@ -374,7 +374,7 @@ fast_descend_into_child_node:
if ((key_len == le16_to_cpu(ie->key_length)) && !memcmp(key,
&ie->key, key_len)) {
ia_done:
- ictx->is_in_root = FALSE;
+ ictx->is_in_root = false;
ictx->actx = NULL;
ictx->base_ni = NULL;
ictx->ia = ia;
diff --git a/fs/ntfs/index.h b/fs/ntfs/index.h
index 846a489e8692..8745469c3989 100644
--- a/fs/ntfs/index.h
+++ b/fs/ntfs/index.h
@@ -37,12 +37,12 @@
* @entry: index entry (points into @ir or @ia)
* @data: index entry data (points into @entry)
* @data_len: length in bytes of @data
- * @is_in_root: TRUE if @entry is in @ir and FALSE if it is in @ia
+ * @is_in_root: 'true' if @entry is in @ir and 'false' if it is in @ia
* @ir: index root if @is_in_root and NULL otherwise
* @actx: attribute search context if @is_in_root and NULL otherwise
* @base_ni: base inode if @is_in_root and NULL otherwise
- * @ia: index block if @is_in_root is FALSE and NULL otherwise
- * @page: page if @is_in_root is FALSE and NULL otherwise
+ * @ia: index block if @is_in_root is 'false' and NULL otherwise
+ * @page: page if @is_in_root is 'false' and NULL otherwise
*
* @idx_ni is the index inode this context belongs to.
*
@@ -50,11 +50,11 @@
* are the index entry data and its length in bytes, respectively. @data
* simply points into @entry. This is probably what the user is interested in.
*
- * If @is_in_root is TRUE, @entry is in the index root attribute @ir described
+ * If @is_in_root is 'true', @entry is in the index root attribute @ir described
* by the attribute search context @actx and the base inode @base_ni. @ia and
* @page are NULL in this case.
*
- * If @is_in_root is FALSE, @entry is in the index allocation attribute and @ia
+ * If @is_in_root is 'false', @entry is in the index allocation attribute and @ia
* and @page point to the index allocation block and the mapped, locked page it
* is in, respectively. @ir, @actx and @base_ni are NULL in this case.
*
@@ -77,7 +77,7 @@ typedef struct {
INDEX_ENTRY *entry;
void *data;
u16 data_len;
- BOOL is_in_root;
+ bool is_in_root;
INDEX_ROOT *ir;
ntfs_attr_search_ctx *actx;
ntfs_inode *base_ni;
diff --git a/fs/ntfs/inode.c b/fs/ntfs/inode.c
index 933dbd89c2a4..2d3de9c89818 100644
--- a/fs/ntfs/inode.c
+++ b/fs/ntfs/inode.c
@@ -2301,7 +2301,7 @@ void ntfs_clear_big_inode(struct inode *vi)
}
#ifdef NTFS_RW
if (NInoDirty(ni)) {
- BOOL was_bad = (is_bad_inode(vi));
+ bool was_bad = (is_bad_inode(vi));
/* Committing the inode also commits all extent inodes. */
ntfs_commit_inode(vi);
@@ -3015,7 +3015,7 @@ int ntfs_write_inode(struct inode *vi, int sync)
MFT_RECORD *m;
STANDARD_INFORMATION *si;
int err = 0;
- BOOL modified = FALSE;
+ bool modified = false;
ntfs_debug("Entering for %sinode 0x%lx.", NInoAttr(ni) ? "attr " : "",
vi->i_ino);
@@ -3057,7 +3057,7 @@ int ntfs_write_inode(struct inode *vi, int sync)
sle64_to_cpu(si->last_data_change_time),
(long long)sle64_to_cpu(nt));
si->last_data_change_time = nt;
- modified = TRUE;
+ modified = true;
}
nt = utc2ntfs(vi->i_ctime);
if (si->last_mft_change_time != nt) {
@@ -3066,7 +3066,7 @@ int ntfs_write_inode(struct inode *vi, int sync)
sle64_to_cpu(si->last_mft_change_time),
(long long)sle64_to_cpu(nt));
si->last_mft_change_time = nt;
- modified = TRUE;
+ modified = true;
}
nt = utc2ntfs(vi->i_atime);
if (si->last_access_time != nt) {
@@ -3075,7 +3075,7 @@ int ntfs_write_inode(struct inode *vi, int sync)
(long long)sle64_to_cpu(si->last_access_time),
(long long)sle64_to_cpu(nt));
si->last_access_time = nt;
- modified = TRUE;
+ modified = true;
}
/*
* If we just modified the standard information attribute we need to
diff --git a/fs/ntfs/layout.h b/fs/ntfs/layout.h
index d34b93cb8b48..1e383328eceb 100644
--- a/fs/ntfs/layout.h
+++ b/fs/ntfs/layout.h
@@ -142,13 +142,13 @@ typedef le32 NTFS_RECORD_TYPE;
* operator! (-8
*/
-static inline BOOL __ntfs_is_magic(le32 x, NTFS_RECORD_TYPE r)
+static inline bool __ntfs_is_magic(le32 x, NTFS_RECORD_TYPE r)
{
return (x == r);
}
#define ntfs_is_magic(x, m) __ntfs_is_magic(x, magic_##m)
-static inline BOOL __ntfs_is_magicp(le32 *p, NTFS_RECORD_TYPE r)
+static inline bool __ntfs_is_magicp(le32 *p, NTFS_RECORD_TYPE r)
{
return (*p == r);
}
@@ -323,7 +323,7 @@ typedef le64 leMFT_REF;
#define MREF_LE(x) ((unsigned long)(le64_to_cpu(x) & MFT_REF_MASK_CPU))
#define MSEQNO_LE(x) ((u16)((le64_to_cpu(x) >> 48) & 0xffff))
-#define IS_ERR_MREF(x) (((x) & 0x0000800000000000ULL) ? 1 : 0)
+#define IS_ERR_MREF(x) (((x) & 0x0000800000000000ULL) ? true : false)
#define ERR_MREF(x) ((u64)((s64)(x)))
#define MREF_ERR(x) ((int)((s64)(x)))
diff --git a/fs/ntfs/lcnalloc.c b/fs/ntfs/lcnalloc.c
index 29cabf93d2d2..1711b710b641 100644
--- a/fs/ntfs/lcnalloc.c
+++ b/fs/ntfs/lcnalloc.c
@@ -76,7 +76,7 @@ int ntfs_cluster_free_from_rl_nolock(ntfs_volume *vol,
* @count: number of clusters to allocate
* @start_lcn: starting lcn at which to allocate the clusters (or -1 if none)
* @zone: zone from which to allocate the clusters
- * @is_extension: if TRUE, this is an attribute extension
+ * @is_extension: if 'true', this is an attribute extension
*
* Allocate @count clusters preferably starting at cluster @start_lcn or at the
* current allocator position if @start_lcn is -1, on the mounted ntfs volume
@@ -87,11 +87,11 @@ int ntfs_cluster_free_from_rl_nolock(ntfs_volume *vol,
* @start_vcn specifies the vcn of the first allocated cluster. This makes
* merging the resulting runlist with the old runlist easier.
*
- * If @is_extension is TRUE, the caller is allocating clusters to extend an
- * attribute and if it is FALSE, the caller is allocating clusters to fill a
+ * If @is_extension is 'true', the caller is allocating clusters to extend an
+ * attribute and if it is 'false', the caller is allocating clusters to fill a
* hole in an attribute. Practically the difference is that if @is_extension
- * is TRUE the returned runlist will be terminated with LCN_ENOENT and if
- * @is_extension is FALSE the runlist will be terminated with
+ * is 'true' the returned runlist will be terminated with LCN_ENOENT and if
+ * @is_extension is 'false' the runlist will be terminated with
* LCN_RL_NOT_MAPPED.
*
* You need to check the return value with IS_ERR(). If this is false, the
@@ -146,7 +146,7 @@ int ntfs_cluster_free_from_rl_nolock(ntfs_volume *vol,
runlist_element *ntfs_cluster_alloc(ntfs_volume *vol, const VCN start_vcn,
const s64 count, const LCN start_lcn,
const NTFS_CLUSTER_ALLOCATION_ZONES zone,
- const BOOL is_extension)
+ const bool is_extension)
{
LCN zone_start, zone_end, bmp_pos, bmp_initial_pos, last_read_pos, lcn;
LCN prev_lcn = 0, prev_run_len = 0, mft_zone_size;
@@ -818,7 +818,7 @@ out:
* Assuming you cache ctx->attr in a variable @a of type ATTR_RECORD * and that
* you cache ctx->mrec in a variable @m of type MFT_RECORD *.
*
- * @is_rollback should always be FALSE, it is for internal use to rollback
+ * @is_rollback should always be 'false', it is for internal use to rollback
* errors. You probably want to use ntfs_cluster_free() instead.
*
* Note, __ntfs_cluster_free() does not modify the runlist, so you have to
@@ -828,7 +828,7 @@ out:
* success and -errno on error.
*
* WARNING: If @ctx is supplied, regardless of whether success or failure is
- * returned, you need to check IS_ERR(@ctx->mrec) and if TRUE the @ctx
+ * returned, you need to check IS_ERR(@ctx->mrec) and if 'true' the @ctx
* is no longer valid, i.e. you need to either call
* ntfs_attr_reinit_search_ctx() or ntfs_attr_put_search_ctx() on it.
* In that case PTR_ERR(@ctx->mrec) will give you the error code for
@@ -847,7 +847,7 @@ out:
* and it will be left mapped on return.
*/
s64 __ntfs_cluster_free(ntfs_inode *ni, const VCN start_vcn, s64 count,
- ntfs_attr_search_ctx *ctx, const BOOL is_rollback)
+ ntfs_attr_search_ctx *ctx, const bool is_rollback)
{
s64 delta, to_free, total_freed, real_freed;
ntfs_volume *vol;
@@ -999,7 +999,7 @@ err_out:
* If rollback fails, set the volume errors flag, emit an error
* message, and return the error code.
*/
- delta = __ntfs_cluster_free(ni, start_vcn, total_freed, ctx, TRUE);
+ delta = __ntfs_cluster_free(ni, start_vcn, total_freed, ctx, true);
if (delta < 0) {
ntfs_error(vol->sb, "Failed to rollback (error %i). Leaving "
"inconsistent metadata! Unmount and run "
diff --git a/fs/ntfs/lcnalloc.h b/fs/ntfs/lcnalloc.h
index 72cbca7003b2..2adb04316941 100644
--- a/fs/ntfs/lcnalloc.h
+++ b/fs/ntfs/lcnalloc.h
@@ -43,10 +43,10 @@ typedef enum {
extern runlist_element *ntfs_cluster_alloc(ntfs_volume *vol,
const VCN start_vcn, const s64 count, const LCN start_lcn,
const NTFS_CLUSTER_ALLOCATION_ZONES zone,
- const BOOL is_extension);
+ const bool is_extension);
extern s64 __ntfs_cluster_free(ntfs_inode *ni, const VCN start_vcn,
- s64 count, ntfs_attr_search_ctx *ctx, const BOOL is_rollback);
+ s64 count, ntfs_attr_search_ctx *ctx, const bool is_rollback);
/**
* ntfs_cluster_free - free clusters on an ntfs volume
@@ -86,7 +86,7 @@ extern s64 __ntfs_cluster_free(ntfs_inode *ni, const VCN start_vcn,
* success and -errno on error.
*
* WARNING: If @ctx is supplied, regardless of whether success or failure is
- * returned, you need to check IS_ERR(@ctx->mrec) and if TRUE the @ctx
+ * returned, you need to check IS_ERR(@ctx->mrec) and if 'true' the @ctx
* is no longer valid, i.e. you need to either call
* ntfs_attr_reinit_search_ctx() or ntfs_attr_put_search_ctx() on it.
* In that case PTR_ERR(@ctx->mrec) will give you the error code for
@@ -107,7 +107,7 @@ extern s64 __ntfs_cluster_free(ntfs_inode *ni, const VCN start_vcn,
static inline s64 ntfs_cluster_free(ntfs_inode *ni, const VCN start_vcn,
s64 count, ntfs_attr_search_ctx *ctx)
{
- return __ntfs_cluster_free(ni, start_vcn, count, ctx, FALSE);
+ return __ntfs_cluster_free(ni, start_vcn, count, ctx, false);
}
extern int ntfs_cluster_free_from_rl_nolock(ntfs_volume *vol,
diff --git a/fs/ntfs/logfile.c b/fs/ntfs/logfile.c
index 4af2ad1193ec..acfed325f4ec 100644
--- a/fs/ntfs/logfile.c
+++ b/fs/ntfs/logfile.c
@@ -41,18 +41,18 @@
* @rp: restart page header to check
* @pos: position in @vi at which the restart page header resides
*
- * Check the restart page header @rp for consistency and return TRUE if it is
- * consistent and FALSE otherwise.
+ * Check the restart page header @rp for consistency and return 'true' if it is
+ * consistent and 'false' otherwise.
*
* This function only needs NTFS_BLOCK_SIZE bytes in @rp, i.e. it does not
* require the full restart page.
*/
-static BOOL ntfs_check_restart_page_header(struct inode *vi,
+static bool ntfs_check_restart_page_header(struct inode *vi,
RESTART_PAGE_HEADER *rp, s64 pos)
{
u32 logfile_system_page_size, logfile_log_page_size;
u16 ra_ofs, usa_count, usa_ofs, usa_end = 0;
- BOOL have_usa = TRUE;
+ bool have_usa = true;
ntfs_debug("Entering.");
/*
@@ -67,7 +67,7 @@ static BOOL ntfs_check_restart_page_header(struct inode *vi,
(logfile_system_page_size - 1) ||
logfile_log_page_size & (logfile_log_page_size - 1)) {
ntfs_error(vi->i_sb, "$LogFile uses unsupported page size.");
- return FALSE;
+ return false;
}
/*
* We must be either at !pos (1st restart page) or at pos = system page
@@ -76,7 +76,7 @@ static BOOL ntfs_check_restart_page_header(struct inode *vi,
if (pos && pos != logfile_system_page_size) {
ntfs_error(vi->i_sb, "Found restart area in incorrect "
"position in $LogFile.");
- return FALSE;
+ return false;
}
/* We only know how to handle version 1.1. */
if (sle16_to_cpu(rp->major_ver) != 1 ||
@@ -85,14 +85,14 @@ static BOOL ntfs_check_restart_page_header(struct inode *vi,
"supported. (This driver supports version "
"1.1 only.)", (int)sle16_to_cpu(rp->major_ver),
(int)sle16_to_cpu(rp->minor_ver));
- return FALSE;
+ return false;
}
/*
* If chkdsk has been run the restart page may not be protected by an
* update sequence array.
*/
if (ntfs_is_chkd_record(rp->magic) && !le16_to_cpu(rp->usa_count)) {
- have_usa = FALSE;
+ have_usa = false;
goto skip_usa_checks;
}
/* Verify the size of the update sequence array. */
@@ -100,7 +100,7 @@ static BOOL ntfs_check_restart_page_header(struct inode *vi,
if (usa_count != le16_to_cpu(rp->usa_count)) {
ntfs_error(vi->i_sb, "$LogFile restart page specifies "
"inconsistent update sequence array count.");
- return FALSE;
+ return false;
}
/* Verify the position of the update sequence array. */
usa_ofs = le16_to_cpu(rp->usa_ofs);
@@ -109,7 +109,7 @@ static BOOL ntfs_check_restart_page_header(struct inode *vi,
usa_end > NTFS_BLOCK_SIZE - sizeof(u16)) {
ntfs_error(vi->i_sb, "$LogFile restart page specifies "
"inconsistent update sequence array offset.");
- return FALSE;
+ return false;
}
skip_usa_checks:
/*
@@ -124,7 +124,7 @@ skip_usa_checks:
ra_ofs > logfile_system_page_size) {
ntfs_error(vi->i_sb, "$LogFile restart page specifies "
"inconsistent restart area offset.");
- return FALSE;
+ return false;
}
/*
* Only restart pages modified by chkdsk are allowed to have chkdsk_lsn
@@ -133,10 +133,10 @@ skip_usa_checks:
if (!ntfs_is_chkd_record(rp->magic) && sle64_to_cpu(rp->chkdsk_lsn)) {
ntfs_error(vi->i_sb, "$LogFile restart page is not modified "
"by chkdsk but a chkdsk LSN is specified.");
- return FALSE;
+ return false;
}
ntfs_debug("Done.");
- return TRUE;
+ return true;
}
/**
@@ -145,7 +145,7 @@ skip_usa_checks:
* @rp: restart page whose restart area to check
*
* Check the restart area of the restart page @rp for consistency and return
- * TRUE if it is consistent and FALSE otherwise.
+ * 'true' if it is consistent and 'false' otherwise.
*
* This function assumes that the restart page header has already been
* consistency checked.
@@ -153,7 +153,7 @@ skip_usa_checks:
* This function only needs NTFS_BLOCK_SIZE bytes in @rp, i.e. it does not
* require the full restart page.
*/
-static BOOL ntfs_check_restart_area(struct inode *vi, RESTART_PAGE_HEADER *rp)
+static bool ntfs_check_restart_area(struct inode *vi, RESTART_PAGE_HEADER *rp)
{
u64 file_size;
RESTART_AREA *ra;
@@ -172,7 +172,7 @@ static BOOL ntfs_check_restart_area(struct inode *vi, RESTART_PAGE_HEADER *rp)
NTFS_BLOCK_SIZE - sizeof(u16)) {
ntfs_error(vi->i_sb, "$LogFile restart area specifies "
"inconsistent file offset.");
- return FALSE;
+ return false;
}
/*
* Now that we can access ra->client_array_offset, make sure everything
@@ -186,7 +186,7 @@ static BOOL ntfs_check_restart_area(struct inode *vi, RESTART_PAGE_HEADER *rp)
ra_ofs + ca_ofs > NTFS_BLOCK_SIZE - sizeof(u16)) {
ntfs_error(vi->i_sb, "$LogFile restart area specifies "
"inconsistent client array offset.");
- return FALSE;
+ return false;
}
/*
* The restart area must end within the system page size both when
@@ -203,7 +203,7 @@ static BOOL ntfs_check_restart_area(struct inode *vi, RESTART_PAGE_HEADER *rp)
"of the system page size specified by the "
"restart page header and/or the specified "
"restart area length is inconsistent.");
- return FALSE;
+ return false;
}
/*
* The ra->client_free_list and ra->client_in_use_list must be either
@@ -218,7 +218,7 @@ static BOOL ntfs_check_restart_area(struct inode *vi, RESTART_PAGE_HEADER *rp)
le16_to_cpu(ra->log_clients))) {
ntfs_error(vi->i_sb, "$LogFile restart area specifies "
"overflowing client free and/or in use lists.");
- return FALSE;
+ return false;
}
/*
* Check ra->seq_number_bits against ra->file_size for consistency.
@@ -233,24 +233,24 @@ static BOOL ntfs_check_restart_area(struct inode *vi, RESTART_PAGE_HEADER *rp)
if (le32_to_cpu(ra->seq_number_bits) != 67 - fs_bits) {
ntfs_error(vi->i_sb, "$LogFile restart area specifies "
"inconsistent sequence number bits.");
- return FALSE;
+ return false;
}
/* The log record header length must be a multiple of 8. */
if (((le16_to_cpu(ra->log_record_header_length) + 7) & ~7) !=
le16_to_cpu(ra->log_record_header_length)) {
ntfs_error(vi->i_sb, "$LogFile restart area specifies "
"inconsistent log record header length.");
- return FALSE;
+ return false;
}
/* Dito for the log page data offset. */
if (((le16_to_cpu(ra->log_page_data_offset) + 7) & ~7) !=
le16_to_cpu(ra->log_page_data_offset)) {
ntfs_error(vi->i_sb, "$LogFile restart area specifies "
"inconsistent log page data offset.");
- return FALSE;
+ return false;
}
ntfs_debug("Done.");
- return TRUE;
+ return true;
}
/**
@@ -259,7 +259,7 @@ static BOOL ntfs_check_restart_area(struct inode *vi, RESTART_PAGE_HEADER *rp)
* @rp: restart page whose log client array to check
*
* Check the log client array of the restart page @rp for consistency and
- * return TRUE if it is consistent and FALSE otherwise.
+ * return 'true' if it is consistent and 'false' otherwise.
*
* This function assumes that the restart page header and the restart area have
* already been consistency checked.
@@ -268,13 +268,13 @@ static BOOL ntfs_check_restart_area(struct inode *vi, RESTART_PAGE_HEADER *rp)
* function needs @rp->system_page_size bytes in @rp, i.e. it requires the full
* restart page and the page must be multi sector transfer deprotected.
*/
-static BOOL ntfs_check_log_client_array(struct inode *vi,
+static bool ntfs_check_log_client_array(struct inode *vi,
RESTART_PAGE_HEADER *rp)
{
RESTART_AREA *ra;
LOG_CLIENT_RECORD *ca, *cr;
u16 nr_clients, idx;
- BOOL in_free_list, idx_is_first;
+ bool in_free_list, idx_is_first;
ntfs_debug("Entering.");
ra = (RESTART_AREA*)((u8*)rp + le16_to_cpu(rp->restart_area_offset));
@@ -290,9 +290,9 @@ static BOOL ntfs_check_log_client_array(struct inode *vi,
*/
nr_clients = le16_to_cpu(ra->log_clients);
idx = le16_to_cpu(ra->client_free_list);
- in_free_list = TRUE;
+ in_free_list = true;
check_list:
- for (idx_is_first = TRUE; idx != LOGFILE_NO_CLIENT_CPU; nr_clients--,
+ for (idx_is_first = true; idx != LOGFILE_NO_CLIENT_CPU; nr_clients--,
idx = le16_to_cpu(cr->next_client)) {
if (!nr_clients || idx >= le16_to_cpu(ra->log_clients))
goto err_out;
@@ -302,20 +302,20 @@ check_list:
if (idx_is_first) {
if (cr->prev_client != LOGFILE_NO_CLIENT)
goto err_out;
- idx_is_first = FALSE;
+ idx_is_first = false;
}
}
/* Switch to and check the in use list if we just did the free list. */
if (in_free_list) {
- in_free_list = FALSE;
+ in_free_list = false;
idx = le16_to_cpu(ra->client_in_use_list);
goto check_list;
}
ntfs_debug("Done.");
- return TRUE;
+ return true;
err_out:
ntfs_error(vi->i_sb, "$LogFile log client array is corrupt.");
- return FALSE;
+ return false;
}
/**
@@ -468,8 +468,8 @@ err_out:
* @log_vi: struct inode of loaded journal $LogFile to check
* @rp: [OUT] on success this is a copy of the current restart page
*
- * Check the $LogFile journal for consistency and return TRUE if it is
- * consistent and FALSE if not. On success, the current restart page is
+ * Check the $LogFile journal for consistency and return 'true' if it is
+ * consistent and 'false' if not. On success, the current restart page is
* returned in *@rp. Caller must call ntfs_free(*@rp) when finished with it.
*
* At present we only check the two restart pages and ignore the log record
@@ -480,7 +480,7 @@ err_out:
* if the $LogFile was created on a system with a different page size to ours
* yet and mst deprotection would fail if our page size is smaller.
*/
-BOOL ntfs_check_logfile(struct inode *log_vi, RESTART_PAGE_HEADER **rp)
+bool ntfs_check_logfile(struct inode *log_vi, RESTART_PAGE_HEADER **rp)
{
s64 size, pos;
LSN rstr1_lsn, rstr2_lsn;
@@ -491,7 +491,7 @@ BOOL ntfs_check_logfile(struct inode *log_vi, RESTART_PAGE_HEADER **rp)
RESTART_PAGE_HEADER *rstr1_ph = NULL;
RESTART_PAGE_HEADER *rstr2_ph = NULL;
int log_page_size, log_page_mask, err;
- BOOL logfile_is_empty = TRUE;
+ bool logfile_is_empty = true;
u8 log_page_bits;
ntfs_debug("Entering.");
@@ -527,7 +527,7 @@ BOOL ntfs_check_logfile(struct inode *log_vi, RESTART_PAGE_HEADER **rp)
if (size < log_page_size * 2 || (size - log_page_size * 2) >>
log_page_bits < MinLogRecordPages) {
ntfs_error(vol->sb, "$LogFile is too small.");
- return FALSE;
+ return false;
}
/*
* Read through the file looking for a restart page. Since the restart
@@ -556,7 +556,7 @@ BOOL ntfs_check_logfile(struct inode *log_vi, RESTART_PAGE_HEADER **rp)
* means we are done.
*/
if (!ntfs_is_empty_recordp((le32*)kaddr))
- logfile_is_empty = FALSE;
+ logfile_is_empty = false;
else if (!logfile_is_empty)
break;
/*
@@ -615,13 +615,13 @@ BOOL ntfs_check_logfile(struct inode *log_vi, RESTART_PAGE_HEADER **rp)
NVolSetLogFileEmpty(vol);
is_empty:
ntfs_debug("Done. ($LogFile is empty.)");
- return TRUE;
+ return true;
}
if (!rstr1_ph) {
BUG_ON(rstr2_ph);
ntfs_error(vol->sb, "Did not find any restart pages in "
"$LogFile and it was not empty.");
- return FALSE;
+ return false;
}
/* If both restart pages were found, use the more recent one. */
if (rstr2_ph) {
@@ -648,11 +648,11 @@ is_empty:
else
ntfs_free(rstr1_ph);
ntfs_debug("Done.");
- return TRUE;
+ return true;
err_out:
if (rstr1_ph)
ntfs_free(rstr1_ph);
- return FALSE;
+ return false;
}
/**
@@ -660,8 +660,8 @@ err_out:
* @log_vi: struct inode of loaded journal $LogFile to check
* @rp: copy of the current restart page
*
- * Analyze the $LogFile journal and return TRUE if it indicates the volume was
- * shutdown cleanly and FALSE if not.
+ * Analyze the $LogFile journal and return 'true' if it indicates the volume was
+ * shutdown cleanly and 'false' if not.
*
* At present we only look at the two restart pages and ignore the log record
* pages. This is a little bit crude in that there will be a very small number
@@ -675,7 +675,7 @@ err_out:
* is empty this function requires that NVolLogFileEmpty() is true otherwise an
* empty volume will be reported as dirty.
*/
-BOOL ntfs_is_logfile_clean(struct inode *log_vi, const RESTART_PAGE_HEADER *rp)
+bool ntfs_is_logfile_clean(struct inode *log_vi, const RESTART_PAGE_HEADER *rp)
{
ntfs_volume *vol = NTFS_SB(log_vi->i_sb);
RESTART_AREA *ra;
@@ -684,7 +684,7 @@ BOOL ntfs_is_logfile_clean(struct inode *log_vi, const RESTART_PAGE_HEADER *rp)
/* An empty $LogFile must have been clean before it got emptied. */
if (NVolLogFileEmpty(vol)) {
ntfs_debug("Done. ($LogFile is empty.)");
- return TRUE;
+ return true;
}
BUG_ON(!rp);
if (!ntfs_is_rstr_record(rp->magic) &&
@@ -693,7 +693,7 @@ BOOL ntfs_is_logfile_clean(struct inode *log_vi, const RESTART_PAGE_HEADER *rp)
"probably a bug in that the $LogFile should "
"have been consistency checked before calling "
"this function.");
- return FALSE;
+ return false;
}
ra = (RESTART_AREA*)((u8*)rp + le16_to_cpu(rp->restart_area_offset));
/*
@@ -704,25 +704,25 @@ BOOL ntfs_is_logfile_clean(struct inode *log_vi, const RESTART_PAGE_HEADER *rp)
if (ra->client_in_use_list != LOGFILE_NO_CLIENT &&
!(ra->flags & RESTART_VOLUME_IS_CLEAN)) {
ntfs_debug("Done. $LogFile indicates a dirty shutdown.");
- return FALSE;
+ return false;
}
/* $LogFile indicates a clean shutdown. */
ntfs_debug("Done. $LogFile indicates a clean shutdown.");
- return TRUE;
+ return true;
}
/**
* ntfs_empty_logfile - empty the contents of the $LogFile journal
* @log_vi: struct inode of loaded journal $LogFile to empty
*
- * Empty the contents of the $LogFile journal @log_vi and return TRUE on
- * success and FALSE on error.
+ * Empty the contents of the $LogFile journal @log_vi and return 'true' on
+ * success and 'false' on error.
*
* This function assumes that the $LogFile journal has already been consistency
* checked by a call to ntfs_check_logfile() and that ntfs_is_logfile_clean()
* has been used to ensure that the $LogFile is clean.
*/
-BOOL ntfs_empty_logfile(struct inode *log_vi)
+bool ntfs_empty_logfile(struct inode *log_vi)
{
ntfs_volume *vol = NTFS_SB(log_vi->i_sb);
@@ -735,13 +735,13 @@ BOOL ntfs_empty_logfile(struct inode *log_vi)
if (unlikely(err)) {
ntfs_error(vol->sb, "Failed to fill $LogFile with "
"0xff bytes (error code %i).", err);
- return FALSE;
+ return false;
}
/* Set the flag so we do not have to do it again on remount. */
NVolSetLogFileEmpty(vol);
}
ntfs_debug("Done.");
- return TRUE;
+ return true;
}
#endif /* NTFS_RW */
diff --git a/fs/ntfs/logfile.h b/fs/ntfs/logfile.h
index a51f3dd0e9eb..9468e1c45ae3 100644
--- a/fs/ntfs/logfile.h
+++ b/fs/ntfs/logfile.h
@@ -296,13 +296,13 @@ typedef struct {
/* sizeof() = 160 (0xa0) bytes */
} __attribute__ ((__packed__)) LOG_CLIENT_RECORD;
-extern BOOL ntfs_check_logfile(struct inode *log_vi,
+extern bool ntfs_check_logfile(struct inode *log_vi,
RESTART_PAGE_HEADER **rp);
-extern BOOL ntfs_is_logfile_clean(struct inode *log_vi,
+extern bool ntfs_is_logfile_clean(struct inode *log_vi,
const RESTART_PAGE_HEADER *rp);
-extern BOOL ntfs_empty_logfile(struct inode *log_vi);
+extern bool ntfs_empty_logfile(struct inode *log_vi);
#endif /* NTFS_RW */
diff --git a/fs/ntfs/mft.c b/fs/ntfs/mft.c
index 584260fd6848..2ad5c8b104b9 100644
--- a/fs/ntfs/mft.c
+++ b/fs/ntfs/mft.c
@@ -251,7 +251,7 @@ MFT_RECORD *map_extent_mft_record(ntfs_inode *base_ni, MFT_REF mref,
int i;
unsigned long mft_no = MREF(mref);
u16 seq_no = MSEQNO(mref);
- BOOL destroy_ni = FALSE;
+ bool destroy_ni = false;
ntfs_debug("Mapping extent mft record 0x%lx (base mft record 0x%lx).",
mft_no, base_ni->mft_no);
@@ -322,7 +322,7 @@ map_err_out:
if (seq_no && (le16_to_cpu(m->sequence_number) != seq_no)) {
ntfs_error(base_ni->vol->sb, "Found stale extent mft "
"reference! Corrupt filesystem. Run chkdsk.");
- destroy_ni = TRUE;
+ destroy_ni = true;
m = ERR_PTR(-EIO);
goto unm_err_out;
}
@@ -335,7 +335,7 @@ map_err_out:
if (unlikely(!tmp)) {
ntfs_error(base_ni->vol->sb, "Failed to allocate "
"internal buffer.");
- destroy_ni = TRUE;
+ destroy_ni = true;
m = ERR_PTR(-ENOMEM);
goto unm_err_out;
}
@@ -857,7 +857,7 @@ err_out:
* caller is responsible for unlocking the ntfs inode and unpinning the base
* vfs inode.
*
- * Return TRUE if the mft record may be written out and FALSE if not.
+ * Return 'true' if the mft record may be written out and 'false' if not.
*
* The caller has locked the page and cleared the uptodate flag on it which
* means that we can safely write out any dirty mft records that do not have
@@ -868,7 +868,7 @@ err_out:
* Here is a description of the tests we perform:
*
* If the inode is found in icache we know the mft record must be a base mft
- * record. If it is dirty, we do not write it and return FALSE as the vfs
+ * record. If it is dirty, we do not write it and return 'false' as the vfs
* inode write paths will result in the access times being updated which would
* cause the base mft record to be redirtied and written out again. (We know
* the access time update will modify the base mft record because Windows
@@ -877,11 +877,11 @@ err_out:
*
* If the inode is in icache and not dirty, we attempt to lock the mft record
* and if we find the lock was already taken, it is not safe to write the mft
- * record and we return FALSE.
+ * record and we return 'false'.
*
* If we manage to obtain the lock we have exclusive access to the mft record,
* which also allows us safe writeout of the mft record. We then set
- * @locked_ni to the locked ntfs inode and return TRUE.
+ * @locked_ni to the locked ntfs inode and return 'true'.
*
* Note we cannot just lock the mft record and sleep while waiting for the lock
* because this would deadlock due to lock reversal (normally the mft record is
@@ -891,24 +891,24 @@ err_out:
* If the inode is not in icache we need to perform further checks.
*
* If the mft record is not a FILE record or it is a base mft record, we can
- * safely write it and return TRUE.
+ * safely write it and return 'true'.
*
* We now know the mft record is an extent mft record. We check if the inode
* corresponding to its base mft record is in icache and obtain a reference to
- * it if it is. If it is not, we can safely write it and return TRUE.
+ * it if it is. If it is not, we can safely write it and return 'true'.
*
* We now have the base inode for the extent mft record. We check if it has an
* ntfs inode for the extent mft record attached and if not it is safe to write
- * the extent mft record and we return TRUE.
+ * the extent mft record and we return 'true'.
*
* The ntfs inode for the extent mft record is attached to the base inode so we
* attempt to lock the extent mft record and if we find the lock was already
- * taken, it is not safe to write the extent mft record and we return FALSE.
+ * taken, it is not safe to write the extent mft record and we return 'false'.
*
* If we manage to obtain the lock we have exclusive access to the extent mft
* record, which also allows us safe writeout of the extent mft record. We
* set the ntfs inode of the extent mft record clean and then set @locked_ni to
- * the now locked ntfs inode and return TRUE.
+ * the now locked ntfs inode and return 'true'.
*
* Note, the reason for actually writing dirty mft records here and not just
* relying on the vfs inode dirty code paths is that we can have mft records
@@ -922,7 +922,7 @@ err_out:
* appear if the mft record is reused for a new inode before it got written
* out.
*/
-BOOL ntfs_may_write_mft_record(ntfs_volume *vol, const unsigned long mft_no,
+bool ntfs_may_write_mft_record(ntfs_volume *vol, const unsigned long mft_no,
const MFT_RECORD *m, ntfs_inode **locked_ni)
{
struct super_block *sb = vol->sb;
@@ -977,7 +977,7 @@ BOOL ntfs_may_write_mft_record(ntfs_volume *vol, const unsigned long mft_no,
mft_no);
atomic_dec(&ni->count);
iput(vi);
- return FALSE;
+ return false;
}
ntfs_debug("Inode 0x%lx is not dirty.", mft_no);
/* The inode is not dirty, try to take the mft record lock. */
@@ -986,7 +986,7 @@ BOOL ntfs_may_write_mft_record(ntfs_volume *vol, const unsigned long mft_no,
"not write it.", mft_no);
atomic_dec(&ni->count);
iput(vi);
- return FALSE;
+ return false;
}
ntfs_debug("Managed to lock mft record 0x%lx, write it.",
mft_no);
@@ -995,7 +995,7 @@ BOOL ntfs_may_write_mft_record(ntfs_volume *vol, const unsigned long mft_no,
* return the locked ntfs inode.
*/
*locked_ni = ni;
- return TRUE;
+ return true;
}
ntfs_debug("Inode 0x%lx is not in icache.", mft_no);
/* The inode is not in icache. */
@@ -1003,13 +1003,13 @@ BOOL ntfs_may_write_mft_record(ntfs_volume *vol, const unsigned long mft_no,
if (!ntfs_is_mft_record(m->magic)) {
ntfs_debug("Mft record 0x%lx is not a FILE record, write it.",
mft_no);
- return TRUE;
+ return true;
}
/* Write the mft record if it is a base inode. */
if (!m->base_mft_record) {
ntfs_debug("Mft record 0x%lx is a base record, write it.",
mft_no);
- return TRUE;
+ return true;
}
/*
* This is an extent mft record. Check if the inode corresponding to
@@ -1033,7 +1033,7 @@ BOOL ntfs_may_write_mft_record(ntfs_volume *vol, const unsigned long mft_no,
*/
ntfs_debug("Base inode 0x%lx is not in icache, write the "
"extent record.", na.mft_no);
- return TRUE;
+ return true;
}
ntfs_debug("Base inode 0x%lx is in icache.", na.mft_no);
/*
@@ -1051,7 +1051,7 @@ BOOL ntfs_may_write_mft_record(ntfs_volume *vol, const unsigned long mft_no,
iput(vi);
ntfs_debug("Base inode 0x%lx has no attached extent inodes, "
"write the extent record.", na.mft_no);
- return TRUE;
+ return true;
}
/* Iterate over the attached extent inodes. */
extent_nis = ni->ext.extent_ntfs_inos;
@@ -1075,7 +1075,7 @@ BOOL ntfs_may_write_mft_record(ntfs_volume *vol, const unsigned long mft_no,
ntfs_debug("Extent inode 0x%lx is not attached to its base "
"inode 0x%lx, write the extent record.",
mft_no, na.mft_no);
- return TRUE;
+ return true;
}
ntfs_debug("Extent inode 0x%lx is attached to its base inode 0x%lx.",
mft_no, na.mft_no);
@@ -1091,7 +1091,7 @@ BOOL ntfs_may_write_mft_record(ntfs_volume *vol, const unsigned long mft_no,
iput(vi);
ntfs_debug("Extent mft record 0x%lx is already locked, do "
"not write it.", mft_no);
- return FALSE;
+ return false;
}
ntfs_debug("Managed to lock extent mft record 0x%lx, write it.",
mft_no);
@@ -1103,7 +1103,7 @@ BOOL ntfs_may_write_mft_record(ntfs_volume *vol, const unsigned long mft_no,
* the locked extent ntfs inode.
*/
*locked_ni = eni;
- return TRUE;
+ return true;
}
static const char *es = " Leaving inconsistent metadata. Unmount and run "
@@ -1354,7 +1354,7 @@ static int ntfs_mft_bitmap_extend_allocation_nolock(ntfs_volume *vol)
ntfs_unmap_page(page);
/* Allocate a cluster from the DATA_ZONE. */
rl2 = ntfs_cluster_alloc(vol, rl[1].vcn, 1, lcn, DATA_ZONE,
- TRUE);
+ true);
if (IS_ERR(rl2)) {
up_write(&mftbmp_ni->runlist.lock);
ntfs_error(vol->sb, "Failed to allocate a cluster for "
@@ -1724,7 +1724,7 @@ static int ntfs_mft_data_extend_allocation_nolock(ntfs_volume *vol)
ATTR_RECORD *a = NULL;
int ret, mp_size;
u32 old_alen = 0;
- BOOL mp_rebuilt = FALSE;
+ bool mp_rebuilt = false;
ntfs_debug("Extending mft data allocation.");
mft_ni = NTFS_I(vol->mft_ino);
@@ -1780,7 +1780,7 @@ static int ntfs_mft_data_extend_allocation_nolock(ntfs_volume *vol)
old_last_vcn = rl[1].vcn;
do {
rl2 = ntfs_cluster_alloc(vol, old_last_vcn, nr, lcn, MFT_ZONE,
- TRUE);
+ true);
if (likely(!IS_ERR(rl2)))
break;
if (PTR_ERR(rl2) != -ENOSPC || nr == min_nr) {
@@ -1884,7 +1884,7 @@ static int ntfs_mft_data_extend_allocation_nolock(ntfs_volume *vol)
ret = -EOPNOTSUPP;
goto undo_alloc;
}
- mp_rebuilt = TRUE;
+ mp_rebuilt = true;
/* Generate the mapping pairs array directly into the attr record. */
ret = ntfs_mapping_pairs_build(vol, (u8*)a +
le16_to_cpu(a->data.non_resident.mapping_pairs_offset),
@@ -2255,7 +2255,7 @@ ntfs_inode *ntfs_mft_record_alloc(ntfs_volume *vol, const int mode,
unsigned int ofs;
int err;
le16 seq_no, usn;
- BOOL record_formatted = FALSE;
+ bool record_formatted = false;
if (base_ni) {
ntfs_debug("Entering (allocating an extent mft record for "
@@ -2454,7 +2454,7 @@ have_alloc_rec:
mft_ni->initialized_size = new_initialized_size;
}
write_unlock_irqrestore(&mft_ni->size_lock, flags);
- record_formatted = TRUE;
+ record_formatted = true;
/* Update the mft data attribute record to reflect the new sizes. */
m = map_mft_record(mft_ni);
if (IS_ERR(m)) {
diff --git a/fs/ntfs/mft.h b/fs/ntfs/mft.h
index 639cd1bab08b..b52bf87b99de 100644
--- a/fs/ntfs/mft.h
+++ b/fs/ntfs/mft.h
@@ -111,7 +111,7 @@ static inline int write_mft_record(ntfs_inode *ni, MFT_RECORD *m, int sync)
return err;
}
-extern BOOL ntfs_may_write_mft_record(ntfs_volume *vol,
+extern bool ntfs_may_write_mft_record(ntfs_volume *vol,
const unsigned long mft_no, const MFT_RECORD *m,
ntfs_inode **locked_ni);
diff --git a/fs/ntfs/ntfs.h b/fs/ntfs/ntfs.h
index ddd3d503097c..a12847ae467d 100644
--- a/fs/ntfs/ntfs.h
+++ b/fs/ntfs/ntfs.h
@@ -105,7 +105,7 @@ extern int pre_write_mst_fixup(NTFS_RECORD *b, const u32 size);
extern void post_write_mst_fixup(NTFS_RECORD *b);
/* From fs/ntfs/unistr.c */
-extern BOOL ntfs_are_names_equal(const ntfschar *s1, size_t s1_len,
+extern bool ntfs_are_names_equal(const ntfschar *s1, size_t s1_len,
const ntfschar *s2, size_t s2_len,
const IGNORE_CASE_BOOL ic,
const ntfschar *upcase, const u32 upcase_size);
diff --git a/fs/ntfs/quota.c b/fs/ntfs/quota.c
index d0ef4182147b..d80e3315cab0 100644
--- a/fs/ntfs/quota.c
+++ b/fs/ntfs/quota.c
@@ -31,10 +31,10 @@
* ntfs_mark_quotas_out_of_date - mark the quotas out of date on an ntfs volume
* @vol: ntfs volume on which to mark the quotas out of date
*
- * Mark the quotas out of date on the ntfs volume @vol and return TRUE on
- * success and FALSE on error.
+ * Mark the quotas out of date on the ntfs volume @vol and return 'true' on
+ * success and 'false' on error.
*/
-BOOL ntfs_mark_quotas_out_of_date(ntfs_volume *vol)
+bool ntfs_mark_quotas_out_of_date(ntfs_volume *vol)
{
ntfs_index_context *ictx;
QUOTA_CONTROL_ENTRY *qce;
@@ -46,7 +46,7 @@ BOOL ntfs_mark_quotas_out_of_date(ntfs_volume *vol)
goto done;
if (!vol->quota_ino || !vol->quota_q_ino) {
ntfs_error(vol->sb, "Quota inodes are not open.");
- return FALSE;
+ return false;
}
mutex_lock(&vol->quota_q_ino->i_mutex);
ictx = ntfs_index_ctx_get(NTFS_I(vol->quota_q_ino));
@@ -106,12 +106,12 @@ set_done:
NVolSetQuotaOutOfDate(vol);
done:
ntfs_debug("Done.");
- return TRUE;
+ return true;
err_out:
if (ictx)
ntfs_index_ctx_put(ictx);
mutex_unlock(&vol->quota_q_ino->i_mutex);
- return FALSE;
+ return false;
}
#endif /* NTFS_RW */
diff --git a/fs/ntfs/quota.h b/fs/ntfs/quota.h
index 40e4763aa222..4cbe5594c0b0 100644
--- a/fs/ntfs/quota.h
+++ b/fs/ntfs/quota.h
@@ -28,7 +28,7 @@
#include "types.h"
#include "volume.h"
-extern BOOL ntfs_mark_quotas_out_of_date(ntfs_volume *vol);
+extern bool ntfs_mark_quotas_out_of_date(ntfs_volume *vol);
#endif /* NTFS_RW */
diff --git a/fs/ntfs/runlist.c b/fs/ntfs/runlist.c
index eb52b801512b..9afd72c7ad0d 100644
--- a/fs/ntfs/runlist.c
+++ b/fs/ntfs/runlist.c
@@ -149,10 +149,10 @@ static inline runlist_element *ntfs_rl_realloc_nofail(runlist_element *rl,
*
* It is up to the caller to serialize access to the runlists @dst and @src.
*
- * Return: TRUE Success, the runlists can be merged.
- * FALSE Failure, the runlists cannot be merged.
+ * Return: true Success, the runlists can be merged.
+ * false Failure, the runlists cannot be merged.
*/
-static inline BOOL ntfs_are_rl_mergeable(runlist_element *dst,
+static inline bool ntfs_are_rl_mergeable(runlist_element *dst,
runlist_element *src)
{
BUG_ON(!dst);
@@ -160,19 +160,19 @@ static inline BOOL ntfs_are_rl_mergeable(runlist_element *dst,
/* We can merge unmapped regions even if they are misaligned. */
if ((dst->lcn == LCN_RL_NOT_MAPPED) && (src->lcn == LCN_RL_NOT_MAPPED))
- return TRUE;
+ return true;
/* If the runs are misaligned, we cannot merge them. */
if ((dst->vcn + dst->length) != src->vcn)
- return FALSE;
+ return false;
/* If both runs are non-sparse and contiguous, we can merge them. */
if ((dst->lcn >= 0) && (src->lcn >= 0) &&
((dst->lcn + dst->length) == src->lcn))
- return TRUE;
+ return true;
/* If we are merging two holes, we can merge them. */
if ((dst->lcn == LCN_HOLE) && (src->lcn == LCN_HOLE))
- return TRUE;
+ return true;
/* Cannot merge. */
- return FALSE;
+ return false;
}
/**
@@ -218,7 +218,7 @@ static inline void __ntfs_rl_merge(runlist_element *dst, runlist_element *src)
static inline runlist_element *ntfs_rl_append(runlist_element *dst,
int dsize, runlist_element *src, int ssize, int loc)
{
- BOOL right = FALSE; /* Right end of @src needs merging. */
+ bool right = false; /* Right end of @src needs merging. */
int marker; /* End of the inserted runs. */
BUG_ON(!dst);
@@ -285,8 +285,8 @@ static inline runlist_element *ntfs_rl_append(runlist_element *dst,
static inline runlist_element *ntfs_rl_insert(runlist_element *dst,
int dsize, runlist_element *src, int ssize, int loc)
{
- BOOL left = FALSE; /* Left end of @src needs merging. */
- BOOL disc = FALSE; /* Discontinuity between @dst and @src. */
+ bool left = false; /* Left end of @src needs merging. */
+ bool disc = false; /* Discontinuity between @dst and @src. */
int marker; /* End of the inserted runs. */
BUG_ON(!dst);
@@ -382,8 +382,8 @@ static inline runlist_element *ntfs_rl_replace(runlist_element *dst,
int dsize, runlist_element *src, int ssize, int loc)
{
signed delta;
- BOOL left = FALSE; /* Left end of @src needs merging. */
- BOOL right = FALSE; /* Right end of @src needs merging. */
+ bool left = false; /* Left end of @src needs merging. */
+ bool right = false; /* Right end of @src needs merging. */
int tail; /* Start of tail of @dst. */
int marker; /* End of the inserted runs. */
@@ -620,8 +620,8 @@ runlist_element *ntfs_runlists_merge(runlist_element *drl,
;
{
- BOOL start;
- BOOL finish;
+ bool start;
+ bool finish;
int ds = dend + 1; /* Number of elements in drl & srl */
int ss = sfinal - sstart + 1;
@@ -635,7 +635,7 @@ runlist_element *ntfs_runlists_merge(runlist_element *drl,
if (finish && !drl[dins].length)
ss++;
if (marker && (drl[dins].vcn + drl[dins].length > srl[send - 1].vcn))
- finish = FALSE;
+ finish = false;
#if 0
ntfs_debug("dfinal = %i, dend = %i", dfinal, dend);
ntfs_debug("sstart = %i, sfinal = %i, send = %i", sstart, sfinal, send);
@@ -1134,7 +1134,7 @@ int ntfs_get_size_for_mapping_pairs(const ntfs_volume *vol,
{
LCN prev_lcn;
int rls;
- BOOL the_end = FALSE;
+ bool the_end = false;
BUG_ON(first_vcn < 0);
BUG_ON(last_vcn < -1);
@@ -1168,7 +1168,7 @@ int ntfs_get_size_for_mapping_pairs(const ntfs_volume *vol,
s64 s1 = last_vcn + 1;
if (unlikely(rl[1].vcn > s1))
length = s1 - rl->vcn;
- the_end = TRUE;
+ the_end = true;
}
delta = first_vcn - rl->vcn;
/* Header byte + length. */
@@ -1204,7 +1204,7 @@ int ntfs_get_size_for_mapping_pairs(const ntfs_volume *vol,
s64 s1 = last_vcn + 1;
if (unlikely(rl[1].vcn > s1))
length = s1 - rl->vcn;
- the_end = TRUE;
+ the_end = true;
}
/* Header byte + length. */
rls += 1 + ntfs_get_nr_significant_bytes(length);
@@ -1327,7 +1327,7 @@ int ntfs_mapping_pairs_build(const ntfs_volume *vol, s8 *dst,
LCN prev_lcn;
s8 *dst_max, *dst_next;
int err = -ENOSPC;
- BOOL the_end = FALSE;
+ bool the_end = false;
s8 len_len, lcn_len;
BUG_ON(first_vcn < 0);
@@ -1370,7 +1370,7 @@ int ntfs_mapping_pairs_build(const ntfs_volume *vol, s8 *dst,
s64 s1 = last_vcn + 1;
if (unlikely(rl[1].vcn > s1))
length = s1 - rl->vcn;
- the_end = TRUE;
+ the_end = true;
}
delta = first_vcn - rl->vcn;
/* Write length. */
@@ -1422,7 +1422,7 @@ int ntfs_mapping_pairs_build(const ntfs_volume *vol, s8 *dst,
s64 s1 = last_vcn + 1;
if (unlikely(rl[1].vcn > s1))
length = s1 - rl->vcn;
- the_end = TRUE;
+ the_end = true;
}
/* Write length. */
len_len = ntfs_write_significant_bytes(dst + 1, dst_max,
@@ -1541,7 +1541,7 @@ int ntfs_rl_truncate_nolock(const ntfs_volume *vol, runlist *const runlist,
*/
if (rl->length) {
runlist_element *trl;
- BOOL is_end;
+ bool is_end;
ntfs_debug("Shrinking runlist.");
/* Determine the runlist size. */
@@ -1555,11 +1555,11 @@ int ntfs_rl_truncate_nolock(const ntfs_volume *vol, runlist *const runlist,
* If a run was partially truncated, make the following runlist
* element a terminator.
*/
- is_end = FALSE;
+ is_end = false;
if (rl->length) {
rl++;
if (!rl->length)
- is_end = TRUE;
+ is_end = true;
rl->vcn = new_length;
rl->length = 0;
}
@@ -1648,7 +1648,7 @@ int ntfs_rl_punch_nolock(const ntfs_volume *vol, runlist *const runlist,
s64 delta;
runlist_element *rl, *rl_end, *rl_real_end, *trl;
int old_size;
- BOOL lcn_fixup = FALSE;
+ bool lcn_fixup = false;
ntfs_debug("Entering for start 0x%llx, length 0x%llx.",
(long long)start, (long long)length);
@@ -1862,7 +1862,7 @@ split_end:
if (rl->lcn >= 0) {
rl->lcn -= delta;
/* Need this in case the lcn just became negative. */
- lcn_fixup = TRUE;
+ lcn_fixup = true;
}
rl->length += delta;
goto split_end;
diff --git a/fs/ntfs/super.c b/fs/ntfs/super.c
index 6b2712f10dd2..03a391ac7145 100644
--- a/fs/ntfs/super.c
+++ b/fs/ntfs/super.c
@@ -74,18 +74,18 @@ const option_t on_errors_arr[] = {
*
* Copied from old ntfs driver (which copied from vfat driver).
*/
-static int simple_getbool(char *s, BOOL *setval)
+static int simple_getbool(char *s, bool *setval)
{
if (s) {
if (!strcmp(s, "1") || !strcmp(s, "yes") || !strcmp(s, "true"))
- *setval = TRUE;
+ *setval = true;
else if (!strcmp(s, "0") || !strcmp(s, "no") ||
!strcmp(s, "false"))
- *setval = FALSE;
+ *setval = false;
else
return 0;
} else
- *setval = TRUE;
+ *setval = true;
return 1;
}
@@ -96,7 +96,7 @@ static int simple_getbool(char *s, BOOL *setval)
*
* Parse the recognized options in @opt for the ntfs volume described by @vol.
*/
-static BOOL parse_options(ntfs_volume *vol, char *opt)
+static bool parse_options(ntfs_volume *vol, char *opt)
{
char *p, *v, *ov;
static char *utf8 = "utf8";
@@ -137,7 +137,7 @@ static BOOL parse_options(ntfs_volume *vol, char *opt)
}
#define NTFS_GETOPT_BOOL(option, variable) \
if (!strcmp(p, option)) { \
- BOOL val; \
+ bool val; \
if (!simple_getbool(v, &val)) \
goto needs_bool; \
variable = val; \
@@ -170,7 +170,7 @@ static BOOL parse_options(ntfs_volume *vol, char *opt)
else NTFS_GETOPT_OCTAL("fmask", fmask)
else NTFS_GETOPT_OCTAL("dmask", dmask)
else NTFS_GETOPT("mft_zone_multiplier", mft_zone_multiplier)
- else NTFS_GETOPT_WITH_DEFAULT("sloppy", sloppy, TRUE)
+ else NTFS_GETOPT_WITH_DEFAULT("sloppy", sloppy, true)
else NTFS_GETOPT_BOOL("show_sys_files", show_sys_files)
else NTFS_GETOPT_BOOL("case_sensitive", case_sensitive)
else NTFS_GETOPT_BOOL("disable_sparse", disable_sparse)
@@ -194,7 +194,7 @@ use_utf8:
if (!old_nls) {
ntfs_error(vol->sb, "NLS character set "
"%s not found.", v);
- return FALSE;
+ return false;
}
ntfs_error(vol->sb, "NLS character set %s not "
"found. Using previous one %s.",
@@ -205,14 +205,14 @@ use_utf8:
unload_nls(old_nls);
}
} else if (!strcmp(p, "utf8")) {
- BOOL val = FALSE;
+ bool val = false;
ntfs_warning(vol->sb, "Option utf8 is no longer "
"supported, using option nls=utf8. Please "
"use option nls=utf8 in the future and "
"make sure utf8 is compiled either as a "
"module or into the kernel.");
if (!v || !*v)
- val = TRUE;
+ val = true;
else if (!simple_getbool(v, &val))
goto needs_bool;
if (val) {
@@ -231,7 +231,7 @@ use_utf8:
}
no_mount_options:
if (errors && !sloppy)
- return FALSE;
+ return false;
if (sloppy)
ntfs_warning(vol->sb, "Sloppy option given. Ignoring "
"unrecognized mount option(s) and continuing.");
@@ -240,14 +240,14 @@ no_mount_options:
if (!on_errors) {
ntfs_error(vol->sb, "Invalid errors option argument "
"or bug in options parser.");
- return FALSE;
+ return false;
}
}
if (nls_map) {
if (vol->nls_map && vol->nls_map != nls_map) {
ntfs_error(vol->sb, "Cannot change NLS character set "
"on remount.");
- return FALSE;
+ return false;
} /* else (!vol->nls_map) */
ntfs_debug("Using NLS character set %s.", nls_map->charset);
vol->nls_map = nls_map;
@@ -257,7 +257,7 @@ no_mount_options:
if (!vol->nls_map) {
ntfs_error(vol->sb, "Failed to load default "
"NLS character set.");
- return FALSE;
+ return false;
}
ntfs_debug("Using default NLS character set (%s).",
vol->nls_map->charset);
@@ -268,7 +268,7 @@ no_mount_options:
mft_zone_multiplier) {
ntfs_error(vol->sb, "Cannot change mft_zone_multiplier "
"on remount.");
- return FALSE;
+ return false;
}
if (mft_zone_multiplier < 1 || mft_zone_multiplier > 4) {
ntfs_error(vol->sb, "Invalid mft_zone_multiplier. "
@@ -318,16 +318,16 @@ no_mount_options:
NVolSetSparseEnabled(vol);
}
}
- return TRUE;
+ return true;
needs_arg:
ntfs_error(vol->sb, "The %s option requires an argument.", p);
- return FALSE;
+ return false;
needs_bool:
ntfs_error(vol->sb, "The %s option requires a boolean argument.", p);
- return FALSE;
+ return false;
needs_val:
ntfs_error(vol->sb, "Invalid %s option argument: %s", p, ov);
- return FALSE;
+ return false;
}
#ifdef NTFS_RW
@@ -543,16 +543,16 @@ static int ntfs_remount(struct super_block *sb, int *flags, char *opt)
* is_boot_sector_ntfs - check whether a boot sector is a valid NTFS boot sector
* @sb: Super block of the device to which @b belongs.
* @b: Boot sector of device @sb to check.
- * @silent: If TRUE, all output will be silenced.
+ * @silent: If 'true', all output will be silenced.
*
* is_boot_sector_ntfs() checks whether the boot sector @b is a valid NTFS boot
- * sector. Returns TRUE if it is valid and FALSE if not.
+ * sector. Returns 'true' if it is valid and 'false' if not.
*
* @sb is only needed for warning/error output, i.e. it can be NULL when silent
- * is TRUE.
+ * is 'true'.
*/
-static BOOL is_boot_sector_ntfs(const struct super_block *sb,
- const NTFS_BOOT_SECTOR *b, const BOOL silent)
+static bool is_boot_sector_ntfs(const struct super_block *sb,
+ const NTFS_BOOT_SECTOR *b, const bool silent)
{
/*
* Check that checksum == sum of u32 values from b to the checksum
@@ -620,9 +620,9 @@ static BOOL is_boot_sector_ntfs(const struct super_block *sb,
*/
if (!silent && b->end_of_sector_marker != const_cpu_to_le16(0xaa55))
ntfs_warning(sb, "Invalid end of sector marker.");
- return TRUE;
+ return true;
not_ntfs:
- return FALSE;
+ return false;
}
/**
@@ -732,9 +732,9 @@ hotfix_primary_boot_sector:
* @b: boot sector to parse
*
* Parse the ntfs boot sector @b and store all imporant information therein in
- * the ntfs super block @vol. Return TRUE on success and FALSE on error.
+ * the ntfs super block @vol. Return 'true' on success and 'false' on error.
*/
-static BOOL parse_ntfs_boot_sector(ntfs_volume *vol, const NTFS_BOOT_SECTOR *b)
+static bool parse_ntfs_boot_sector(ntfs_volume *vol, const NTFS_BOOT_SECTOR *b)
{
unsigned int sectors_per_cluster_bits, nr_hidden_sects;
int clusters_per_mft_record, clusters_per_index_record;
@@ -751,7 +751,7 @@ static BOOL parse_ntfs_boot_sector(ntfs_volume *vol, const NTFS_BOOT_SECTOR *b)
"device block size (%lu). This is not "
"supported. Sorry.", vol->sector_size,
vol->sb->s_blocksize);
- return FALSE;
+ return false;
}
ntfs_debug("sectors_per_cluster = 0x%x", b->bpb.sectors_per_cluster);
sectors_per_cluster_bits = ffs(b->bpb.sectors_per_cluster) - 1;
@@ -770,7 +770,7 @@ static BOOL parse_ntfs_boot_sector(ntfs_volume *vol, const NTFS_BOOT_SECTOR *b)
ntfs_error(vol->sb, "Cluster size (%i) is smaller than the "
"sector size (%i). This is not supported. "
"Sorry.", vol->cluster_size, vol->sector_size);
- return FALSE;
+ return false;
}
clusters_per_mft_record = b->clusters_per_mft_record;
ntfs_debug("clusters_per_mft_record = %i (0x%x)",
@@ -802,7 +802,7 @@ static BOOL parse_ntfs_boot_sector(ntfs_volume *vol, const NTFS_BOOT_SECTOR *b)
"PAGE_CACHE_SIZE on your system (%lu). "
"This is not supported. Sorry.",
vol->mft_record_size, PAGE_CACHE_SIZE);
- return FALSE;
+ return false;
}
/* We cannot support mft record sizes below the sector size. */
if (vol->mft_record_size < vol->sector_size) {
@@ -810,7 +810,7 @@ static BOOL parse_ntfs_boot_sector(ntfs_volume *vol, const NTFS_BOOT_SECTOR *b)
"sector size (%i). This is not supported. "
"Sorry.", vol->mft_record_size,
vol->sector_size);
- return FALSE;
+ return false;
}
clusters_per_index_record = b->clusters_per_index_record;
ntfs_debug("clusters_per_index_record = %i (0x%x)",
@@ -841,7 +841,7 @@ static BOOL parse_ntfs_boot_sector(ntfs_volume *vol, const NTFS_BOOT_SECTOR *b)
"the sector size (%i). This is not "
"supported. Sorry.", vol->index_record_size,
vol->sector_size);
- return FALSE;
+ return false;
}
/*
* Get the size of the volume in clusters and check for 64-bit-ness.
@@ -851,7 +851,7 @@ static BOOL parse_ntfs_boot_sector(ntfs_volume *vol, const NTFS_BOOT_SECTOR *b)
ll = sle64_to_cpu(b->number_of_sectors) >> sectors_per_cluster_bits;
if ((u64)ll >= 1ULL << 32) {
ntfs_error(vol->sb, "Cannot handle 64-bit clusters. Sorry.");
- return FALSE;
+ return false;
}
vol->nr_clusters = ll;
ntfs_debug("vol->nr_clusters = 0x%llx", (long long)vol->nr_clusters);
@@ -867,7 +867,7 @@ static BOOL parse_ntfs_boot_sector(ntfs_volume *vol, const NTFS_BOOT_SECTOR *b)
"Maximum supported is 2TiB. Sorry.",
(unsigned long long)ll >> (40 -
vol->cluster_size_bits));
- return FALSE;
+ return false;
}
}
ll = sle64_to_cpu(b->mft_lcn);
@@ -875,7 +875,7 @@ static BOOL parse_ntfs_boot_sector(ntfs_volume *vol, const NTFS_BOOT_SECTOR *b)
ntfs_error(vol->sb, "MFT LCN (%lli, 0x%llx) is beyond end of "
"volume. Weird.", (unsigned long long)ll,
(unsigned long long)ll);
- return FALSE;
+ return false;
}
vol->mft_lcn = ll;
ntfs_debug("vol->mft_lcn = 0x%llx", (long long)vol->mft_lcn);
@@ -884,7 +884,7 @@ static BOOL parse_ntfs_boot_sector(ntfs_volume *vol, const NTFS_BOOT_SECTOR *b)
ntfs_error(vol->sb, "MFTMirr LCN (%lli, 0x%llx) is beyond end "
"of volume. Weird.", (unsigned long long)ll,
(unsigned long long)ll);
- return FALSE;
+ return false;
}
vol->mftmirr_lcn = ll;
ntfs_debug("vol->mftmirr_lcn = 0x%llx", (long long)vol->mftmirr_lcn);
@@ -907,7 +907,7 @@ static BOOL parse_ntfs_boot_sector(ntfs_volume *vol, const NTFS_BOOT_SECTOR *b)
vol->serial_no = le64_to_cpu(b->volume_serial_number);
ntfs_debug("vol->serial_no = 0x%llx",
(unsigned long long)vol->serial_no);
- return TRUE;
+ return true;
}
/**
@@ -1000,9 +1000,9 @@ static void ntfs_setup_allocators(ntfs_volume *vol)
* load_and_init_mft_mirror - load and setup the mft mirror inode for a volume
* @vol: ntfs super block describing device whose mft mirror to load
*
- * Return TRUE on success or FALSE on error.
+ * Return 'true' on success or 'false' on error.
*/
-static BOOL load_and_init_mft_mirror(ntfs_volume *vol)
+static bool load_and_init_mft_mirror(ntfs_volume *vol)
{
struct inode *tmp_ino;
ntfs_inode *tmp_ni;
@@ -1014,7 +1014,7 @@ static BOOL load_and_init_mft_mirror(ntfs_volume *vol)
if (!IS_ERR(tmp_ino))
iput(tmp_ino);
/* Caller will display error message. */
- return FALSE;
+ return false;
}
/*
* Re-initialize some specifics about $MFTMirr's inode as
@@ -1041,20 +1041,20 @@ static BOOL load_and_init_mft_mirror(ntfs_volume *vol)
tmp_ni->itype.index.block_size_bits = vol->mft_record_size_bits;
vol->mftmirr_ino = tmp_ino;
ntfs_debug("Done.");
- return TRUE;
+ return true;
}
/**
* check_mft_mirror - compare contents of the mft mirror with the mft
* @vol: ntfs super block describing device whose mft mirror to check
*
- * Return TRUE on success or FALSE on error.
+ * Return 'true' on success or 'false' on error.
*
* Note, this function also results in the mft mirror runlist being completely
* mapped into memory. The mft mirror write code requires this and will BUG()
* should it find an unmapped runlist element.
*/
-static BOOL check_mft_mirror(ntfs_volume *vol)
+static bool check_mft_mirror(ntfs_volume *vol)
{
struct super_block *sb = vol->sb;
ntfs_inode *mirr_ni;
@@ -1086,7 +1086,7 @@ static BOOL check_mft_mirror(ntfs_volume *vol)
index);
if (IS_ERR(mft_page)) {
ntfs_error(sb, "Failed to read $MFT.");
- return FALSE;
+ return false;
}
kmft = page_address(mft_page);
/* Get the $MFTMirr page. */
@@ -1110,7 +1110,7 @@ mm_unmap_out:
ntfs_unmap_page(mirr_page);
mft_unmap_out:
ntfs_unmap_page(mft_page);
- return FALSE;
+ return false;
}
}
/* Do not check the mirror record if it is not in use. */
@@ -1169,21 +1169,21 @@ mft_unmap_out:
ntfs_error(sb, "$MFTMirr location mismatch. "
"Run chkdsk.");
up_read(&mirr_ni->runlist.lock);
- return FALSE;
+ return false;
}
} while (rl2[i++].length);
up_read(&mirr_ni->runlist.lock);
ntfs_debug("Done.");
- return TRUE;
+ return true;
}
/**
* load_and_check_logfile - load and check the logfile inode for a volume
* @vol: ntfs super block describing device whose logfile to load
*
- * Return TRUE on success or FALSE on error.
+ * Return 'true' on success or 'false' on error.
*/
-static BOOL load_and_check_logfile(ntfs_volume *vol,
+static bool load_and_check_logfile(ntfs_volume *vol,
RESTART_PAGE_HEADER **rp)
{
struct inode *tmp_ino;
@@ -1194,17 +1194,17 @@ static BOOL load_and_check_logfile(ntfs_volume *vol,
if (!IS_ERR(tmp_ino))
iput(tmp_ino);
/* Caller will display error message. */
- return FALSE;
+ return false;
}
if (!ntfs_check_logfile(tmp_ino, rp)) {
iput(tmp_ino);
/* ntfs_check_logfile() will have displayed error output. */
- return FALSE;
+ return false;
}
NInoSetSparseDisabled(NTFS_I(tmp_ino));
vol->logfile_ino = tmp_ino;
ntfs_debug("Done.");
- return TRUE;
+ return true;
}
#define NTFS_HIBERFIL_HEADER_SIZE 4096
@@ -1329,10 +1329,10 @@ iput_out:
* load_and_init_quota - load and setup the quota file for a volume if present
* @vol: ntfs super block describing device whose quota file to load
*
- * Return TRUE on success or FALSE on error. If $Quota is not present, we
+ * Return 'true' on success or 'false' on error. If $Quota is not present, we
* leave vol->quota_ino as NULL and return success.
*/
-static BOOL load_and_init_quota(ntfs_volume *vol)
+static bool load_and_init_quota(ntfs_volume *vol)
{
MFT_REF mref;
struct inode *tmp_ino;
@@ -1366,11 +1366,11 @@ static BOOL load_and_init_quota(ntfs_volume *vol)
* not enabled.
*/
NVolSetQuotaOutOfDate(vol);
- return TRUE;
+ return true;
}
/* A real error occured. */
ntfs_error(vol->sb, "Failed to find inode number for $Quota.");
- return FALSE;
+ return false;
}
/* We do not care for the type of match that was found. */
kfree(name);
@@ -1380,25 +1380,25 @@ static BOOL load_and_init_quota(ntfs_volume *vol)
if (!IS_ERR(tmp_ino))
iput(tmp_ino);
ntfs_error(vol->sb, "Failed to load $Quota.");
- return FALSE;
+ return false;
}
vol->quota_ino = tmp_ino;
/* Get the $Q index allocation attribute. */
tmp_ino = ntfs_index_iget(vol->quota_ino, Q, 2);
if (IS_ERR(tmp_ino)) {
ntfs_error(vol->sb, "Failed to load $Quota/$Q index.");
- return FALSE;
+ return false;
}
vol->quota_q_ino = tmp_ino;
ntfs_debug("Done.");
- return TRUE;
+ return true;
}
/**
* load_and_init_usnjrnl - load and setup the transaction log if present
* @vol: ntfs super block describing device whose usnjrnl file to load
*
- * Return TRUE on success or FALSE on error.
+ * Return 'true' on success or 'false' on error.
*
* If $UsnJrnl is not present or in the process of being disabled, we set
* NVolUsnJrnlStamped() and return success.
@@ -1408,7 +1408,7 @@ static BOOL load_and_init_quota(ntfs_volume *vol)
* stamped and nothing has been logged since, we also set NVolUsnJrnlStamped()
* and return success.
*/
-static BOOL load_and_init_usnjrnl(ntfs_volume *vol)
+static bool load_and_init_usnjrnl(ntfs_volume *vol)
{
MFT_REF mref;
struct inode *tmp_ino;
@@ -1450,12 +1450,12 @@ not_enabled:
* transaction logging is not enabled.
*/
NVolSetUsnJrnlStamped(vol);
- return TRUE;
+ return true;
}
/* A real error occured. */
ntfs_error(vol->sb, "Failed to find inode number for "
"$UsnJrnl.");
- return FALSE;
+ return false;
}
/* We do not care for the type of match that was found. */
kfree(name);
@@ -1465,7 +1465,7 @@ not_enabled:
if (!IS_ERR(tmp_ino))
iput(tmp_ino);
ntfs_error(vol->sb, "Failed to load $UsnJrnl.");
- return FALSE;
+ return false;
}
vol->usnjrnl_ino = tmp_ino;
/*
@@ -1483,7 +1483,7 @@ not_enabled:
if (IS_ERR(tmp_ino)) {
ntfs_error(vol->sb, "Failed to load $UsnJrnl/$DATA/$Max "
"attribute.");
- return FALSE;
+ return false;
}
vol->usnjrnl_max_ino = tmp_ino;
if (unlikely(i_size_read(tmp_ino) < sizeof(USN_HEADER))) {
@@ -1491,14 +1491,14 @@ not_enabled:
"attribute (size is 0x%llx but should be at "
"least 0x%zx bytes).", i_size_read(tmp_ino),
sizeof(USN_HEADER));
- return FALSE;
+ return false;
}
/* Get the $DATA/$J attribute. */
tmp_ino = ntfs_attr_iget(vol->usnjrnl_ino, AT_DATA, J, 2);
if (IS_ERR(tmp_ino)) {
ntfs_error(vol->sb, "Failed to load $UsnJrnl/$DATA/$J "
"attribute.");
- return FALSE;
+ return false;
}
vol->usnjrnl_j_ino = tmp_ino;
/* Verify $J is non-resident and sparse. */
@@ -1506,14 +1506,14 @@ not_enabled:
if (unlikely(!NInoNonResident(tmp_ni) || !NInoSparse(tmp_ni))) {
ntfs_error(vol->sb, "$UsnJrnl/$DATA/$J attribute is resident "
"and/or not sparse.");
- return FALSE;
+ return false;
}
/* Read the USN_HEADER from $DATA/$Max. */
page = ntfs_map_page(vol->usnjrnl_max_ino->i_mapping, 0);
if (IS_ERR(page)) {
ntfs_error(vol->sb, "Failed to read from $UsnJrnl/$DATA/$Max "
"attribute.");
- return FALSE;
+ return false;
}
uh = (USN_HEADER*)page_address(page);
/* Sanity check the $Max. */
@@ -1524,7 +1524,7 @@ not_enabled:
(long long)sle64_to_cpu(uh->allocation_delta),
(long long)sle64_to_cpu(uh->maximum_size));
ntfs_unmap_page(page);
- return FALSE;
+ return false;
}
/*
* If the transaction log has been stamped and nothing has been written
@@ -1548,20 +1548,20 @@ not_enabled:
(long long)sle64_to_cpu(uh->lowest_valid_usn),
i_size_read(vol->usnjrnl_j_ino));
ntfs_unmap_page(page);
- return FALSE;
+ return false;
}
ntfs_unmap_page(page);
ntfs_debug("Done.");
- return TRUE;
+ return true;
}
/**
* load_and_init_attrdef - load the attribute definitions table for a volume
* @vol: ntfs super block describing device whose attrdef to load
*
- * Return TRUE on success or FALSE on error.
+ * Return 'true' on success or 'false' on error.
*/
-static BOOL load_and_init_attrdef(ntfs_volume *vol)
+static bool load_and_init_attrdef(ntfs_volume *vol)
{
loff_t i_size;
struct super_block *sb = vol->sb;
@@ -1607,7 +1607,7 @@ read_partial_attrdef_page:
vol->attrdef_size = i_size;
ntfs_debug("Read %llu bytes from $AttrDef.", i_size);
iput(ino);
- return TRUE;
+ return true;
free_iput_failed:
ntfs_free(vol->attrdef);
vol->attrdef = NULL;
@@ -1615,7 +1615,7 @@ iput_failed:
iput(ino);
failed:
ntfs_error(sb, "Failed to initialize attribute definition table.");
- return FALSE;
+ return false;
}
#endif /* NTFS_RW */
@@ -1624,9 +1624,9 @@ failed:
* load_and_init_upcase - load the upcase table for an ntfs volume
* @vol: ntfs super block describing device whose upcase to load
*
- * Return TRUE on success or FALSE on error.
+ * Return 'true' on success or 'false' on error.
*/
-static BOOL load_and_init_upcase(ntfs_volume *vol)
+static bool load_and_init_upcase(ntfs_volume *vol)
{
loff_t i_size;
struct super_block *sb = vol->sb;
@@ -1682,7 +1682,7 @@ read_partial_upcase_page:
ntfs_debug("Using volume specified $UpCase since default is "
"not present.");
mutex_unlock(&ntfs_lock);
- return TRUE;
+ return true;
}
max = default_upcase_len;
if (max > vol->upcase_len)
@@ -1698,12 +1698,12 @@ read_partial_upcase_page:
mutex_unlock(&ntfs_lock);
ntfs_debug("Volume specified $UpCase matches default. Using "
"default.");
- return TRUE;
+ return true;
}
mutex_unlock(&ntfs_lock);
ntfs_debug("Using volume specified $UpCase since it does not match "
"the default.");
- return TRUE;
+ return true;
iput_upcase_failed:
iput(ino);
ntfs_free(vol->upcase);
@@ -1717,11 +1717,11 @@ upcase_failed:
mutex_unlock(&ntfs_lock);
ntfs_error(sb, "Failed to load $UpCase from the volume. Using "
"default.");
- return TRUE;
+ return true;
}
mutex_unlock(&ntfs_lock);
ntfs_error(sb, "Failed to initialize upcase table.");
- return FALSE;
+ return false;
}
/*
@@ -1739,9 +1739,9 @@ static struct lock_class_key
* Open the system files with normal access functions and complete setting up
* the ntfs super block @vol.
*
- * Return TRUE on success or FALSE on error.
+ * Return 'true' on success or 'false' on error.
*/
-static BOOL load_system_files(ntfs_volume *vol)
+static bool load_system_files(ntfs_volume *vol)
{
struct super_block *sb = vol->sb;
MFT_RECORD *m;
@@ -2067,7 +2067,7 @@ get_ctx_vol_failed:
#endif /* NTFS_RW */
/* If on NTFS versions before 3.0, we are done. */
if (unlikely(vol->major_ver < 3))
- return TRUE;
+ return true;
/* NTFS 3.0+ specific initialization. */
/* Get the security descriptors inode. */
vol->secure_ino = ntfs_iget(sb, FILE_Secure);
@@ -2173,7 +2173,7 @@ get_ctx_vol_failed:
NVolSetErrors(vol);
}
#endif /* NTFS_RW */
- return TRUE;
+ return true;
#ifdef NTFS_RW
iput_usnjrnl_err_out:
if (vol->usnjrnl_j_ino)
@@ -2229,7 +2229,7 @@ iput_mirr_err_out:
if (vol->mftmirr_ino)
iput(vol->mftmirr_ino);
#endif /* NTFS_RW */
- return FALSE;
+ return false;
}
/**
diff --git a/fs/ntfs/types.h b/fs/ntfs/types.h
index 6e4a7e3343f2..8c8053b66984 100644
--- a/fs/ntfs/types.h
+++ b/fs/ntfs/types.h
@@ -62,11 +62,6 @@ typedef s64 USN;
typedef sle64 leUSN;
typedef enum {
- FALSE = 0,
- TRUE = 1
-} BOOL;
-
-typedef enum {
CASE_SENSITIVE = 0,
IGNORE_CASE = 1,
} IGNORE_CASE_BOOL;
diff --git a/fs/ntfs/unistr.c b/fs/ntfs/unistr.c
index a1b572196fe4..6a495f7369f9 100644
--- a/fs/ntfs/unistr.c
+++ b/fs/ntfs/unistr.c
@@ -61,16 +61,16 @@ static const u8 legal_ansi_char_array[0x40] = {
* @upcase: upcase table (only if @ic == IGNORE_CASE)
* @upcase_size: length in Unicode characters of @upcase (if present)
*
- * Compare the names @s1 and @s2 and return TRUE (1) if the names are
- * identical, or FALSE (0) if they are not identical. If @ic is IGNORE_CASE,
+ * Compare the names @s1 and @s2 and return 'true' (1) if the names are
+ * identical, or 'false' (0) if they are not identical. If @ic is IGNORE_CASE,
* the @upcase table is used to performa a case insensitive comparison.
*/
-BOOL ntfs_are_names_equal(const ntfschar *s1, size_t s1_len,
+bool ntfs_are_names_equal(const ntfschar *s1, size_t s1_len,
const ntfschar *s2, size_t s2_len, const IGNORE_CASE_BOOL ic,
const ntfschar *upcase, const u32 upcase_size)
{
if (s1_len != s2_len)
- return FALSE;
+ return false;
if (ic == CASE_SENSITIVE)
return !ntfs_ucsncmp(s1, s2, s1_len);
return !ntfs_ucsncasecmp(s1, s2, s1_len, upcase, upcase_size);
diff --git a/fs/ntfs/usnjrnl.c b/fs/ntfs/usnjrnl.c
index 77773240d139..b2bc0d55b036 100644
--- a/fs/ntfs/usnjrnl.c
+++ b/fs/ntfs/usnjrnl.c
@@ -39,12 +39,12 @@
* @vol: ntfs volume on which to stamp the transaction log
*
* Stamp the transaction log ($UsnJrnl) on the ntfs volume @vol and return
- * TRUE on success and FALSE on error.
+ * 'true' on success and 'false' on error.
*
* This function assumes that the transaction log has already been loaded and
* consistency checked by a call to fs/ntfs/super.c::load_and_init_usnjrnl().
*/
-BOOL ntfs_stamp_usnjrnl(ntfs_volume *vol)
+bool ntfs_stamp_usnjrnl(ntfs_volume *vol)
{
ntfs_debug("Entering.");
if (likely(!NVolUsnJrnlStamped(vol))) {
@@ -56,7 +56,7 @@ BOOL ntfs_stamp_usnjrnl(ntfs_volume *vol)
if (IS_ERR(page)) {
ntfs_error(vol->sb, "Failed to read from "
"$UsnJrnl/$DATA/$Max attribute.");
- return FALSE;
+ return false;
}
uh = (USN_HEADER*)page_address(page);
stamp = get_current_ntfs_time();
@@ -78,7 +78,7 @@ BOOL ntfs_stamp_usnjrnl(ntfs_volume *vol)
NVolSetUsnJrnlStamped(vol);
}
ntfs_debug("Done.");
- return TRUE;
+ return true;
}
#endif /* NTFS_RW */
diff --git a/fs/ntfs/usnjrnl.h b/fs/ntfs/usnjrnl.h
index ff988b0deb45..3a8af75351e8 100644
--- a/fs/ntfs/usnjrnl.h
+++ b/fs/ntfs/usnjrnl.h
@@ -198,7 +198,7 @@ typedef struct {
/* sizeof() = 60 (0x3c) bytes */
} __attribute__ ((__packed__)) USN_RECORD;
-extern BOOL ntfs_stamp_usnjrnl(ntfs_volume *vol);
+extern bool ntfs_stamp_usnjrnl(ntfs_volume *vol);
#endif /* NTFS_RW */
diff --git a/fs/ocfs2/dlm/dlmfs.c b/fs/ocfs2/dlm/dlmfs.c
index 0368c6402182..16b8d1ba7066 100644
--- a/fs/ocfs2/dlm/dlmfs.c
+++ b/fs/ocfs2/dlm/dlmfs.c
@@ -338,7 +338,7 @@ static struct inode *dlmfs_get_root_inode(struct super_block *sb)
inode->i_blocks = 0;
inode->i_mapping->backing_dev_info = &dlmfs_backing_dev_info;
inode->i_atime = inode->i_mtime = inode->i_ctime = CURRENT_TIME;
- inode->i_nlink++;
+ inc_nlink(inode);
inode->i_fop = &simple_dir_operations;
inode->i_op = &dlmfs_root_inode_operations;
@@ -395,7 +395,7 @@ static struct inode *dlmfs_get_inode(struct inode *parent,
/* directory inodes start off with i_nlink ==
* 2 (for "." entry) */
- inode->i_nlink++;
+ inc_nlink(inode);
break;
}
@@ -449,7 +449,7 @@ static int dlmfs_mkdir(struct inode * dir,
}
ip->ip_dlm = dlm;
- dir->i_nlink++;
+ inc_nlink(dir);
d_instantiate(dentry, inode);
dget(dentry); /* Extra count - pin the dentry in core */
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 2bbfa17090cf..d9ba0a931a03 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -961,25 +961,23 @@ static inline int ocfs2_write_should_remove_suid(struct inode *inode)
}
static ssize_t ocfs2_file_aio_write(struct kiocb *iocb,
- const char __user *buf,
- size_t count,
+ const struct iovec *iov,
+ unsigned long nr_segs,
loff_t pos)
{
- struct iovec local_iov = { .iov_base = (void __user *)buf,
- .iov_len = count };
int ret, rw_level = -1, meta_level = -1, have_alloc_sem = 0;
u32 clusters;
struct file *filp = iocb->ki_filp;
struct inode *inode = filp->f_dentry->d_inode;
loff_t newsize, saved_pos;
- mlog_entry("(0x%p, 0x%p, %u, '%.*s')\n", filp, buf,
- (unsigned int)count,
+ mlog_entry("(0x%p, %u, '%.*s')\n", filp,
+ (unsigned int)nr_segs,
filp->f_dentry->d_name.len,
filp->f_dentry->d_name.name);
/* happy write of zero bytes */
- if (count == 0)
+ if (iocb->ki_left == 0)
return 0;
if (!inode) {
@@ -1048,7 +1046,7 @@ static ssize_t ocfs2_file_aio_write(struct kiocb *iocb,
} else {
saved_pos = iocb->ki_pos;
}
- newsize = count + saved_pos;
+ newsize = iocb->ki_left + saved_pos;
mlog(0, "pos=%lld newsize=%lld cursize=%lld\n",
(long long) saved_pos, (long long) newsize,
@@ -1081,7 +1079,7 @@ static ssize_t ocfs2_file_aio_write(struct kiocb *iocb,
if (!clusters)
break;
- ret = ocfs2_extend_file(inode, NULL, newsize, count);
+ ret = ocfs2_extend_file(inode, NULL, newsize, iocb->ki_left);
if (ret < 0) {
if (ret != -ENOSPC)
mlog_errno(ret);
@@ -1098,7 +1096,7 @@ static ssize_t ocfs2_file_aio_write(struct kiocb *iocb,
/* communicate with ocfs2_dio_end_io */
ocfs2_iocb_set_rw_locked(iocb);
- ret = generic_file_aio_write_nolock(iocb, &local_iov, 1, &iocb->ki_pos);
+ ret = generic_file_aio_write_nolock(iocb, iov, nr_segs, iocb->ki_pos);
/* buffered aio wouldn't have proper lock coverage today */
BUG_ON(ret == -EIOCBQUEUED && !(filp->f_flags & O_DIRECT));
@@ -1132,16 +1130,16 @@ out:
}
static ssize_t ocfs2_file_aio_read(struct kiocb *iocb,
- char __user *buf,
- size_t count,
+ const struct iovec *iov,
+ unsigned long nr_segs,
loff_t pos)
{
int ret = 0, rw_level = -1, have_alloc_sem = 0;
struct file *filp = iocb->ki_filp;
struct inode *inode = filp->f_dentry->d_inode;
- mlog_entry("(0x%p, 0x%p, %u, '%.*s')\n", filp, buf,
- (unsigned int)count,
+ mlog_entry("(0x%p, %u, '%.*s')\n", filp,
+ (unsigned int)nr_segs,
filp->f_dentry->d_name.len,
filp->f_dentry->d_name.name);
@@ -1185,7 +1183,7 @@ static ssize_t ocfs2_file_aio_read(struct kiocb *iocb,
}
ocfs2_meta_unlock(inode, 0);
- ret = generic_file_aio_read(iocb, buf, count, iocb->ki_pos);
+ ret = generic_file_aio_read(iocb, iov, nr_segs, iocb->ki_pos);
if (ret == -EINVAL)
mlog(ML_ERROR, "generic_file_aio_read returned -EINVAL\n");
diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
index 849c3b4bb94a..259155f0eb2e 100644
--- a/fs/ocfs2/namei.c
+++ b/fs/ocfs2/namei.c
@@ -429,7 +429,7 @@ static int ocfs2_mknod(struct inode *dir,
mlog_errno(status);
goto leave;
}
- dir->i_nlink++;
+ inc_nlink(dir);
}
status = ocfs2_add_entry(handle, dentry, inode,
@@ -730,7 +730,7 @@ static int ocfs2_link(struct dentry *old_dentry,
goto bail;
}
- inode->i_nlink++;
+ inc_nlink(inode);
inode->i_ctime = CURRENT_TIME;
fe->i_links_count = cpu_to_le16(inode->i_nlink);
fe->i_ctime = cpu_to_le64(inode->i_ctime.tv_sec);
@@ -739,7 +739,7 @@ static int ocfs2_link(struct dentry *old_dentry,
err = ocfs2_journal_dirty(handle, fe_bh);
if (err < 0) {
le16_add_cpu(&fe->i_links_count, -1);
- inode->i_nlink--;
+ drop_nlink(inode);
mlog_errno(err);
goto bail;
}
@@ -749,7 +749,7 @@ static int ocfs2_link(struct dentry *old_dentry,
parent_fe_bh, de_bh);
if (err) {
le16_add_cpu(&fe->i_links_count, -1);
- inode->i_nlink--;
+ drop_nlink(inode);
mlog_errno(err);
goto bail;
}
@@ -795,11 +795,23 @@ static int ocfs2_remote_dentry_delete(struct dentry *dentry)
return ret;
}
+static inline int inode_is_unlinkable(struct inode *inode)
+{
+ if (S_ISDIR(inode->i_mode)) {
+ if (inode->i_nlink == 2)
+ return 1;
+ return 0;
+ }
+
+ if (inode->i_nlink == 1)
+ return 1;
+ return 0;
+}
+
static int ocfs2_unlink(struct inode *dir,
struct dentry *dentry)
{
int status;
- unsigned int saved_nlink = 0;
struct inode *inode = dentry->d_inode;
struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);
u64 blkno;
@@ -874,16 +886,6 @@ static int ocfs2_unlink(struct inode *dir,
}
}
- /* There are still a few steps left until we can consider the
- * unlink to have succeeded. Save off nlink here before
- * modification so we can set it back in case we hit an issue
- * before commit. */
- saved_nlink = inode->i_nlink;
- if (S_ISDIR(inode->i_mode))
- inode->i_nlink = 0;
- else
- inode->i_nlink--;
-
status = ocfs2_remote_dentry_delete(dentry);
if (status < 0) {
/* This vote should succeed under all normal
@@ -892,7 +894,7 @@ static int ocfs2_unlink(struct inode *dir,
goto leave;
}
- if (!inode->i_nlink) {
+ if (inode_is_unlinkable(inode)) {
status = ocfs2_prepare_orphan_dir(osb, handle, inode,
orphan_name,
&orphan_entry_bh);
@@ -919,7 +921,7 @@ static int ocfs2_unlink(struct inode *dir,
fe = (struct ocfs2_dinode *) fe_bh->b_data;
- if (!inode->i_nlink) {
+ if (inode_is_unlinkable(inode)) {
status = ocfs2_orphan_add(osb, handle, inode, fe, orphan_name,
orphan_entry_bh);
if (status < 0) {
@@ -935,10 +937,10 @@ static int ocfs2_unlink(struct inode *dir,
goto leave;
}
- /* We can set nlink on the dinode now. clear the saved version
- * so that it doesn't get set later. */
+ if (S_ISDIR(inode->i_mode))
+ drop_nlink(inode);
+ drop_nlink(inode);
fe->i_links_count = cpu_to_le16(inode->i_nlink);
- saved_nlink = 0;
status = ocfs2_journal_dirty(handle, fe_bh);
if (status < 0) {
@@ -947,19 +949,16 @@ static int ocfs2_unlink(struct inode *dir,
}
if (S_ISDIR(inode->i_mode)) {
- dir->i_nlink--;
+ drop_nlink(dir);
status = ocfs2_mark_inode_dirty(handle, dir,
parent_node_bh);
if (status < 0) {
mlog_errno(status);
- dir->i_nlink++;
+ inc_nlink(dir);
}
}
leave:
- if (status < 0 && saved_nlink)
- inode->i_nlink = saved_nlink;
-
if (handle)
ocfs2_commit_trans(handle);
@@ -1382,7 +1381,7 @@ static int ocfs2_rename(struct inode *old_dir,
if (new_inode) {
new_inode->i_nlink--;
} else {
- new_dir->i_nlink++;
+ inc_nlink(new_dir);
mark_inode_dirty(new_dir);
}
}
diff --git a/fs/open.c b/fs/open.c
index 303f06d2a7b9..89e0c237a636 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -6,7 +6,6 @@
#include <linux/string.h>
#include <linux/mm.h>
-#include <linux/utime.h>
#include <linux/file.h>
#include <linux/smp_lock.h>
#include <linux/quotaops.h>
@@ -29,8 +28,6 @@
#include <linux/rcupdate.h>
#include <linux/audit.h>
-#include <asm/unistd.h>
-
int vfs_statfs(struct dentry *dentry, struct kstatfs *buf)
{
int retval = -ENODEV;
@@ -353,137 +350,6 @@ asmlinkage long sys_ftruncate64(unsigned int fd, loff_t length)
}
#endif
-#ifdef __ARCH_WANT_SYS_UTIME
-
-/*
- * sys_utime() can be implemented in user-level using sys_utimes().
- * Is this for backwards compatibility? If so, why not move it
- * into the appropriate arch directory (for those architectures that
- * need it).
- */
-
-/* If times==NULL, set access and modification to current time,
- * must be owner or have write permission.
- * Else, update from *times, must be owner or super user.
- */
-asmlinkage long sys_utime(char __user * filename, struct utimbuf __user * times)
-{
- int error;
- struct nameidata nd;
- struct inode * inode;
- struct iattr newattrs;
-
- error = user_path_walk(filename, &nd);
- if (error)
- goto out;
- inode = nd.dentry->d_inode;
-
- error = -EROFS;
- if (IS_RDONLY(inode))
- goto dput_and_out;
-
- /* Don't worry, the checks are done in inode_change_ok() */
- newattrs.ia_valid = ATTR_CTIME | ATTR_MTIME | ATTR_ATIME;
- if (times) {
- error = -EPERM;
- if (IS_APPEND(inode) || IS_IMMUTABLE(inode))
- goto dput_and_out;
-
- error = get_user(newattrs.ia_atime.tv_sec, &times->actime);
- newattrs.ia_atime.tv_nsec = 0;
- if (!error)
- error = get_user(newattrs.ia_mtime.tv_sec, &times->modtime);
- newattrs.ia_mtime.tv_nsec = 0;
- if (error)
- goto dput_and_out;
-
- newattrs.ia_valid |= ATTR_ATIME_SET | ATTR_MTIME_SET;
- } else {
- error = -EACCES;
- if (IS_IMMUTABLE(inode))
- goto dput_and_out;
-
- if (current->fsuid != inode->i_uid &&
- (error = vfs_permission(&nd, MAY_WRITE)) != 0)
- goto dput_and_out;
- }
- mutex_lock(&inode->i_mutex);
- error = notify_change(nd.dentry, &newattrs);
- mutex_unlock(&inode->i_mutex);
-dput_and_out:
- path_release(&nd);
-out:
- return error;
-}
-
-#endif
-
-/* If times==NULL, set access and modification to current time,
- * must be owner or have write permission.
- * Else, update from *times, must be owner or super user.
- */
-long do_utimes(int dfd, char __user *filename, struct timeval *times)
-{
- int error;
- struct nameidata nd;
- struct inode * inode;
- struct iattr newattrs;
-
- error = __user_walk_fd(dfd, filename, LOOKUP_FOLLOW, &nd);
-
- if (error)
- goto out;
- inode = nd.dentry->d_inode;
-
- error = -EROFS;
- if (IS_RDONLY(inode))
- goto dput_and_out;
-
- /* Don't worry, the checks are done in inode_change_ok() */
- newattrs.ia_valid = ATTR_CTIME | ATTR_MTIME | ATTR_ATIME;
- if (times) {
- error = -EPERM;
- if (IS_APPEND(inode) || IS_IMMUTABLE(inode))
- goto dput_and_out;
-
- newattrs.ia_atime.tv_sec = times[0].tv_sec;
- newattrs.ia_atime.tv_nsec = times[0].tv_usec * 1000;
- newattrs.ia_mtime.tv_sec = times[1].tv_sec;
- newattrs.ia_mtime.tv_nsec = times[1].tv_usec * 1000;
- newattrs.ia_valid |= ATTR_ATIME_SET | ATTR_MTIME_SET;
- } else {
- error = -EACCES;
- if (IS_IMMUTABLE(inode))
- goto dput_and_out;
-
- if (current->fsuid != inode->i_uid &&
- (error = vfs_permission(&nd, MAY_WRITE)) != 0)
- goto dput_and_out;
- }
- mutex_lock(&inode->i_mutex);
- error = notify_change(nd.dentry, &newattrs);
- mutex_unlock(&inode->i_mutex);
-dput_and_out:
- path_release(&nd);
-out:
- return error;
-}
-
-asmlinkage long sys_futimesat(int dfd, char __user *filename, struct timeval __user *utimes)
-{
- struct timeval times[2];
-
- if (utimes && copy_from_user(&times, utimes, sizeof(times)))
- return -EFAULT;
- return do_utimes(dfd, filename, utimes ? times : NULL);
-}
-
-asmlinkage long sys_utimes(char __user *filename, struct timeval __user *utimes)
-{
- return sys_futimesat(AT_FDCWD, filename, utimes);
-}
-
-
/*
* access() needs to use the real uid/gid, not the effective uid/gid.
* We do this by temporarily clearing all FS-related capabilities and
@@ -520,15 +386,21 @@ asmlinkage long sys_faccessat(int dfd, const char __user *filename, int mode)
current->cap_effective = current->cap_permitted;
res = __user_walk_fd(dfd, filename, LOOKUP_FOLLOW|LOOKUP_ACCESS, &nd);
- if (!res) {
- res = vfs_permission(&nd, mode);
- /* SuS v2 requires we report a read only fs too */
- if(!res && (mode & S_IWOTH) && IS_RDONLY(nd.dentry->d_inode)
- && !special_file(nd.dentry->d_inode->i_mode))
- res = -EROFS;
- path_release(&nd);
- }
+ if (res)
+ goto out;
+
+ res = vfs_permission(&nd, mode);
+ /* SuS v2 requires we report a read only fs too */
+ if(res || !(mode & S_IWOTH) ||
+ special_file(nd.dentry->d_inode->i_mode))
+ goto out_path_release;
+
+ if(IS_RDONLY(nd.dentry->d_inode))
+ res = -EROFS;
+out_path_release:
+ path_release(&nd);
+out:
current->fsuid = old_fsuid;
current->fsgid = old_fsgid;
current->cap_effective = old_cap;
@@ -546,7 +418,8 @@ asmlinkage long sys_chdir(const char __user * filename)
struct nameidata nd;
int error;
- error = __user_walk(filename, LOOKUP_FOLLOW|LOOKUP_DIRECTORY, &nd);
+ error = __user_walk(filename,
+ LOOKUP_FOLLOW|LOOKUP_DIRECTORY|LOOKUP_CHDIR, &nd);
if (error)
goto out;
@@ -736,10 +609,11 @@ asmlinkage long sys_chown(const char __user * filename, uid_t user, gid_t group)
int error;
error = user_path_walk(filename, &nd);
- if (!error) {
- error = chown_common(nd.dentry, user, group);
- path_release(&nd);
- }
+ if (error)
+ goto out;
+ error = chown_common(nd.dentry, user, group);
+ path_release(&nd);
+out:
return error;
}
@@ -755,10 +629,10 @@ asmlinkage long sys_fchownat(int dfd, const char __user *filename, uid_t user,
follow = (flag & AT_SYMLINK_NOFOLLOW) ? 0 : LOOKUP_FOLLOW;
error = __user_walk_fd(dfd, filename, follow, &nd);
- if (!error) {
- error = chown_common(nd.dentry, user, group);
- path_release(&nd);
- }
+ if (error)
+ goto out;
+ error = chown_common(nd.dentry, user, group);
+ path_release(&nd);
out:
return error;
}
@@ -769,10 +643,11 @@ asmlinkage long sys_lchown(const char __user * filename, uid_t user, gid_t group
int error;
error = user_path_walk_link(filename, &nd);
- if (!error) {
- error = chown_common(nd.dentry, user, group);
- path_release(&nd);
- }
+ if (error)
+ goto out;
+ error = chown_common(nd.dentry, user, group);
+ path_release(&nd);
+out:
return error;
}
@@ -781,15 +656,17 @@ asmlinkage long sys_fchown(unsigned int fd, uid_t user, gid_t group)
{
struct file * file;
int error = -EBADF;
+ struct dentry * dentry;
file = fget(fd);
- if (file) {
- struct dentry * dentry;
- dentry = file->f_dentry;
- audit_inode(NULL, dentry->d_inode);
- error = chown_common(dentry, user, group);
- fput(file);
- }
+ if (!file)
+ goto out;
+
+ dentry = file->f_dentry;
+ audit_inode(NULL, dentry->d_inode);
+ error = chown_common(dentry, user, group);
+ fput(file);
+out:
return error;
}
@@ -1172,6 +1049,7 @@ asmlinkage long sys_close(unsigned int fd)
struct file * filp;
struct files_struct *files = current->files;
struct fdtable *fdt;
+ int retval;
spin_lock(&files->file_lock);
fdt = files_fdtable(files);
@@ -1184,7 +1062,16 @@ asmlinkage long sys_close(unsigned int fd)
FD_CLR(fd, fdt->close_on_exec);
__put_unused_fd(files, fd);
spin_unlock(&files->file_lock);
- return filp_close(filp, files);
+ retval = filp_close(filp, files);
+
+ /* can't restart close syscall because file table entry was cleared */
+ if (unlikely(retval == -ERESTARTSYS ||
+ retval == -ERESTARTNOINTR ||
+ retval == -ERESTARTNOHAND ||
+ retval == -ERESTART_RESTARTBLOCK))
+ retval = -EINTR;
+
+ return retval;
out_unlock:
spin_unlock(&files->file_lock);
diff --git a/fs/partitions/Makefile b/fs/partitions/Makefile
index d713ce6b3e12..67e665fdb7fc 100644
--- a/fs/partitions/Makefile
+++ b/fs/partitions/Makefile
@@ -2,7 +2,7 @@
# Makefile for the linux kernel.
#
-obj-y := check.o
+obj-$(CONFIG_BLOCK) := check.o
obj-$(CONFIG_ACORN_PARTITION) += acorn.o
obj-$(CONFIG_AMIGA_PARTITION) += amiga.o
diff --git a/fs/partitions/ldm.c b/fs/partitions/ldm.c
index 7ab1c11dca4e..1a60926a4ccd 100644
--- a/fs/partitions/ldm.c
+++ b/fs/partitions/ldm.c
@@ -30,11 +30,6 @@
#include "check.h"
#include "msdos.h"
-typedef enum {
- FALSE = 0,
- TRUE = 1
-} BOOL;
-
/**
* ldm_debug/info/error/crit - Output an error message
* @f: A printf format string containing the message
@@ -103,24 +98,24 @@ static int ldm_parse_hexbyte (const u8 *src)
*
* N.B. The GUID need not be NULL terminated.
*
- * Return: TRUE @dest contains binary GUID
- * FALSE @dest contents are undefined
+ * Return: 'true' @dest contains binary GUID
+ * 'false' @dest contents are undefined
*/
-static BOOL ldm_parse_guid (const u8 *src, u8 *dest)
+static bool ldm_parse_guid (const u8 *src, u8 *dest)
{
static const int size[] = { 4, 2, 2, 2, 6 };
int i, j, v;
if (src[8] != '-' || src[13] != '-' ||
src[18] != '-' || src[23] != '-')
- return FALSE;
+ return false;
for (j = 0; j < 5; j++, src++)
for (i = 0; i < size[j]; i++, src+=2, *dest++ = v)
if ((v = ldm_parse_hexbyte (src)) < 0)
- return FALSE;
+ return false;
- return TRUE;
+ return true;
}
@@ -132,17 +127,17 @@ static BOOL ldm_parse_guid (const u8 *src, u8 *dest)
* This parses the LDM database PRIVHEAD structure supplied in @data and
* sets up the in-memory privhead structure @ph with the obtained information.
*
- * Return: TRUE @ph contains the PRIVHEAD data
- * FALSE @ph contents are undefined
+ * Return: 'true' @ph contains the PRIVHEAD data
+ * 'false' @ph contents are undefined
*/
-static BOOL ldm_parse_privhead (const u8 *data, struct privhead *ph)
+static bool ldm_parse_privhead (const u8 *data, struct privhead *ph)
{
BUG_ON (!data || !ph);
if (MAGIC_PRIVHEAD != BE64 (data)) {
ldm_error ("Cannot find PRIVHEAD structure. LDM database is"
" corrupt. Aborting.");
- return FALSE;
+ return false;
}
ph->ver_major = BE16 (data + 0x000C);
@@ -155,7 +150,7 @@ static BOOL ldm_parse_privhead (const u8 *data, struct privhead *ph)
if ((ph->ver_major != 2) || (ph->ver_minor != 11)) {
ldm_error ("Expected PRIVHEAD version %d.%d, got %d.%d."
" Aborting.", 2, 11, ph->ver_major, ph->ver_minor);
- return FALSE;
+ return false;
}
if (ph->config_size != LDM_DB_SIZE) { /* 1 MiB in sectors. */
/* Warn the user and continue, carefully */
@@ -166,16 +161,16 @@ static BOOL ldm_parse_privhead (const u8 *data, struct privhead *ph)
if ((ph->logical_disk_size == 0) ||
(ph->logical_disk_start + ph->logical_disk_size > ph->config_start)) {
ldm_error ("PRIVHEAD disk size doesn't match real disk size");
- return FALSE;
+ return false;
}
if (!ldm_parse_guid (data + 0x0030, ph->disk_id)) {
ldm_error ("PRIVHEAD contains an invalid GUID.");
- return FALSE;
+ return false;
}
ldm_debug ("Parsed PRIVHEAD successfully.");
- return TRUE;
+ return true;
}
/**
@@ -189,16 +184,16 @@ static BOOL ldm_parse_privhead (const u8 *data, struct privhead *ph)
*
* N.B. The *_start and *_size values returned in @toc are not range-checked.
*
- * Return: TRUE @toc contains the TOCBLOCK data
- * FALSE @toc contents are undefined
+ * Return: 'true' @toc contains the TOCBLOCK data
+ * 'false' @toc contents are undefined
*/
-static BOOL ldm_parse_tocblock (const u8 *data, struct tocblock *toc)
+static bool ldm_parse_tocblock (const u8 *data, struct tocblock *toc)
{
BUG_ON (!data || !toc);
if (MAGIC_TOCBLOCK != BE64 (data)) {
ldm_crit ("Cannot find TOCBLOCK, database may be corrupt.");
- return FALSE;
+ return false;
}
strncpy (toc->bitmap1_name, data + 0x24, sizeof (toc->bitmap1_name));
toc->bitmap1_name[sizeof (toc->bitmap1_name) - 1] = 0;
@@ -209,7 +204,7 @@ static BOOL ldm_parse_tocblock (const u8 *data, struct tocblock *toc)
sizeof (toc->bitmap1_name)) != 0) {
ldm_crit ("TOCBLOCK's first bitmap is '%s', should be '%s'.",
TOC_BITMAP1, toc->bitmap1_name);
- return FALSE;
+ return false;
}
strncpy (toc->bitmap2_name, data + 0x46, sizeof (toc->bitmap2_name));
toc->bitmap2_name[sizeof (toc->bitmap2_name) - 1] = 0;
@@ -219,10 +214,10 @@ static BOOL ldm_parse_tocblock (const u8 *data, struct tocblock *toc)
sizeof (toc->bitmap2_name)) != 0) {
ldm_crit ("TOCBLOCK's second bitmap is '%s', should be '%s'.",
TOC_BITMAP2, toc->bitmap2_name);
- return FALSE;
+ return false;
}
ldm_debug ("Parsed TOCBLOCK successfully.");
- return TRUE;
+ return true;
}
/**
@@ -235,16 +230,16 @@ static BOOL ldm_parse_tocblock (const u8 *data, struct tocblock *toc)
*
* N.B. The *_start, *_size and *_seq values will be range-checked later.
*
- * Return: TRUE @vm contains VMDB info
- * FALSE @vm contents are undefined
+ * Return: 'true' @vm contains VMDB info
+ * 'false' @vm contents are undefined
*/
-static BOOL ldm_parse_vmdb (const u8 *data, struct vmdb *vm)
+static bool ldm_parse_vmdb (const u8 *data, struct vmdb *vm)
{
BUG_ON (!data || !vm);
if (MAGIC_VMDB != BE32 (data)) {
ldm_crit ("Cannot find the VMDB, database may be corrupt.");
- return FALSE;
+ return false;
}
vm->ver_major = BE16 (data + 0x12);
@@ -252,7 +247,7 @@ static BOOL ldm_parse_vmdb (const u8 *data, struct vmdb *vm)
if ((vm->ver_major != 4) || (vm->ver_minor != 10)) {
ldm_error ("Expected VMDB version %d.%d, got %d.%d. "
"Aborting.", 4, 10, vm->ver_major, vm->ver_minor);
- return FALSE;
+ return false;
}
vm->vblk_size = BE32 (data + 0x08);
@@ -260,7 +255,7 @@ static BOOL ldm_parse_vmdb (const u8 *data, struct vmdb *vm)
vm->last_vblk_seq = BE32 (data + 0x04);
ldm_debug ("Parsed VMDB successfully.");
- return TRUE;
+ return true;
}
/**
@@ -270,10 +265,10 @@ static BOOL ldm_parse_vmdb (const u8 *data, struct vmdb *vm)
*
* This compares the two privhead structures @ph1 and @ph2.
*
- * Return: TRUE Identical
- * FALSE Different
+ * Return: 'true' Identical
+ * 'false' Different
*/
-static BOOL ldm_compare_privheads (const struct privhead *ph1,
+static bool ldm_compare_privheads (const struct privhead *ph1,
const struct privhead *ph2)
{
BUG_ON (!ph1 || !ph2);
@@ -294,10 +289,10 @@ static BOOL ldm_compare_privheads (const struct privhead *ph1,
*
* This compares the two tocblock structures @toc1 and @toc2.
*
- * Return: TRUE Identical
- * FALSE Different
+ * Return: 'true' Identical
+ * 'false' Different
*/
-static BOOL ldm_compare_tocblocks (const struct tocblock *toc1,
+static bool ldm_compare_tocblocks (const struct tocblock *toc1,
const struct tocblock *toc2)
{
BUG_ON (!toc1 || !toc2);
@@ -323,17 +318,17 @@ static BOOL ldm_compare_tocblocks (const struct tocblock *toc1,
* the configuration area (the database). The values are range-checked against
* @hd, which contains the real size of the disk.
*
- * Return: TRUE Success
- * FALSE Error
+ * Return: 'true' Success
+ * 'false' Error
*/
-static BOOL ldm_validate_privheads (struct block_device *bdev,
+static bool ldm_validate_privheads (struct block_device *bdev,
struct privhead *ph1)
{
static const int off[3] = { OFF_PRIV1, OFF_PRIV2, OFF_PRIV3 };
struct privhead *ph[3] = { ph1 };
Sector sect;
u8 *data;
- BOOL result = FALSE;
+ bool result = false;
long num_sects;
int i;
@@ -393,7 +388,7 @@ static BOOL ldm_validate_privheads (struct block_device *bdev,
goto out;
}*/
ldm_debug ("Validated PRIVHEADs successfully.");
- result = TRUE;
+ result = true;
out:
kfree (ph[1]);
kfree (ph[2]);
@@ -411,10 +406,10 @@ out:
*
* The offsets and sizes of the configs are range-checked against a privhead.
*
- * Return: TRUE @toc1 contains validated TOCBLOCK info
- * FALSE @toc1 contents are undefined
+ * Return: 'true' @toc1 contains validated TOCBLOCK info
+ * 'false' @toc1 contents are undefined
*/
-static BOOL ldm_validate_tocblocks (struct block_device *bdev,
+static bool ldm_validate_tocblocks (struct block_device *bdev,
unsigned long base, struct ldmdb *ldb)
{
static const int off[4] = { OFF_TOCB1, OFF_TOCB2, OFF_TOCB3, OFF_TOCB4};
@@ -422,7 +417,7 @@ static BOOL ldm_validate_tocblocks (struct block_device *bdev,
struct privhead *ph;
Sector sect;
u8 *data;
- BOOL result = FALSE;
+ bool result = false;
int i;
BUG_ON (!bdev || !ldb);
@@ -465,7 +460,7 @@ static BOOL ldm_validate_tocblocks (struct block_device *bdev,
}
ldm_debug ("Validated TOCBLOCKs successfully.");
- result = TRUE;
+ result = true;
out:
kfree (tb[1]);
kfree (tb[2]);
@@ -482,15 +477,15 @@ out:
* Find the vmdb of the LDM Database stored on @bdev and return the parsed
* information in @ldb.
*
- * Return: TRUE @ldb contains validated VBDB info
- * FALSE @ldb contents are undefined
+ * Return: 'true' @ldb contains validated VBDB info
+ * 'false' @ldb contents are undefined
*/
-static BOOL ldm_validate_vmdb (struct block_device *bdev, unsigned long base,
+static bool ldm_validate_vmdb (struct block_device *bdev, unsigned long base,
struct ldmdb *ldb)
{
Sector sect;
u8 *data;
- BOOL result = FALSE;
+ bool result = false;
struct vmdb *vm;
struct tocblock *toc;
@@ -502,7 +497,7 @@ static BOOL ldm_validate_vmdb (struct block_device *bdev, unsigned long base,
data = read_dev_sector (bdev, base + OFF_VMDB, &sect);
if (!data) {
ldm_crit ("Disk read failed.");
- return FALSE;
+ return false;
}
if (!ldm_parse_vmdb (data, vm))
@@ -527,7 +522,7 @@ static BOOL ldm_validate_vmdb (struct block_device *bdev, unsigned long base,
goto out;
}
- result = TRUE;
+ result = true;
out:
put_dev_sector (sect);
return result;
@@ -547,23 +542,23 @@ out:
* only likely to happen if the underlying device is strange. If that IS
* the case we should return zero to let someone else try.
*
- * Return: TRUE @bdev is a dynamic disk
- * FALSE @bdev is not a dynamic disk, or an error occurred
+ * Return: 'true' @bdev is a dynamic disk
+ * 'false' @bdev is not a dynamic disk, or an error occurred
*/
-static BOOL ldm_validate_partition_table (struct block_device *bdev)
+static bool ldm_validate_partition_table (struct block_device *bdev)
{
Sector sect;
u8 *data;
struct partition *p;
int i;
- BOOL result = FALSE;
+ bool result = false;
BUG_ON (!bdev);
data = read_dev_sector (bdev, 0, &sect);
if (!data) {
ldm_crit ("Disk read failed.");
- return FALSE;
+ return false;
}
if (*(__le16*) (data + 0x01FE) != cpu_to_le16 (MSDOS_LABEL_MAGIC))
@@ -572,7 +567,7 @@ static BOOL ldm_validate_partition_table (struct block_device *bdev)
p = (struct partition*)(data + 0x01BE);
for (i = 0; i < 4; i++, p++)
if (SYS_IND (p) == WIN2K_DYNAMIC_PARTITION) {
- result = TRUE;
+ result = true;
break;
}
@@ -625,10 +620,10 @@ static struct vblk * ldm_get_disk_objid (const struct ldmdb *ldb)
* N.B. This function creates the partitions in the order it finds partition
* objects in the linked list.
*
- * Return: TRUE Partition created
- * FALSE Error, probably a range checking problem
+ * Return: 'true' Partition created
+ * 'false' Error, probably a range checking problem
*/
-static BOOL ldm_create_data_partitions (struct parsed_partitions *pp,
+static bool ldm_create_data_partitions (struct parsed_partitions *pp,
const struct ldmdb *ldb)
{
struct list_head *item;
@@ -642,7 +637,7 @@ static BOOL ldm_create_data_partitions (struct parsed_partitions *pp,
disk = ldm_get_disk_objid (ldb);
if (!disk) {
ldm_crit ("Can't find the ID of this disk in the database.");
- return FALSE;
+ return false;
}
printk (" [LDM]");
@@ -661,7 +656,7 @@ static BOOL ldm_create_data_partitions (struct parsed_partitions *pp,
}
printk ("\n");
- return TRUE;
+ return true;
}
@@ -766,10 +761,10 @@ static int ldm_get_vstr (const u8 *block, u8 *buffer, int buflen)
*
* Read a raw VBLK Component object (version 3) into a vblk structure.
*
- * Return: TRUE @vb contains a Component VBLK
- * FALSE @vb contents are not defined
+ * Return: 'true' @vb contains a Component VBLK
+ * 'false' @vb contents are not defined
*/
-static BOOL ldm_parse_cmp3 (const u8 *buffer, int buflen, struct vblk *vb)
+static bool ldm_parse_cmp3 (const u8 *buffer, int buflen, struct vblk *vb)
{
int r_objid, r_name, r_vstate, r_child, r_parent, r_stripe, r_cols, len;
struct vblk_comp *comp;
@@ -792,11 +787,11 @@ static BOOL ldm_parse_cmp3 (const u8 *buffer, int buflen, struct vblk *vb)
len = r_parent;
}
if (len < 0)
- return FALSE;
+ return false;
len += VBLK_SIZE_CMP3;
if (len != BE32 (buffer + 0x14))
- return FALSE;
+ return false;
comp = &vb->vblk.comp;
ldm_get_vstr (buffer + 0x18 + r_name, comp->state,
@@ -806,7 +801,7 @@ static BOOL ldm_parse_cmp3 (const u8 *buffer, int buflen, struct vblk *vb)
comp->parent_id = ldm_get_vnum (buffer + 0x2D + r_child);
comp->chunksize = r_stripe ? ldm_get_vnum (buffer+r_parent+0x2E) : 0;
- return TRUE;
+ return true;
}
/**
@@ -817,8 +812,8 @@ static BOOL ldm_parse_cmp3 (const u8 *buffer, int buflen, struct vblk *vb)
*
* Read a raw VBLK Disk Group object (version 3) into a vblk structure.
*
- * Return: TRUE @vb contains a Disk Group VBLK
- * FALSE @vb contents are not defined
+ * Return: 'true' @vb contains a Disk Group VBLK
+ * 'false' @vb contents are not defined
*/
static int ldm_parse_dgr3 (const u8 *buffer, int buflen, struct vblk *vb)
{
@@ -841,16 +836,16 @@ static int ldm_parse_dgr3 (const u8 *buffer, int buflen, struct vblk *vb)
len = r_diskid;
}
if (len < 0)
- return FALSE;
+ return false;
len += VBLK_SIZE_DGR3;
if (len != BE32 (buffer + 0x14))
- return FALSE;
+ return false;
dgrp = &vb->vblk.dgrp;
ldm_get_vstr (buffer + 0x18 + r_name, dgrp->disk_id,
sizeof (dgrp->disk_id));
- return TRUE;
+ return true;
}
/**
@@ -861,10 +856,10 @@ static int ldm_parse_dgr3 (const u8 *buffer, int buflen, struct vblk *vb)
*
* Read a raw VBLK Disk Group object (version 4) into a vblk structure.
*
- * Return: TRUE @vb contains a Disk Group VBLK
- * FALSE @vb contents are not defined
+ * Return: 'true' @vb contains a Disk Group VBLK
+ * 'false' @vb contents are not defined
*/
-static BOOL ldm_parse_dgr4 (const u8 *buffer, int buflen, struct vblk *vb)
+static bool ldm_parse_dgr4 (const u8 *buffer, int buflen, struct vblk *vb)
{
char buf[64];
int r_objid, r_name, r_id1, r_id2, len;
@@ -885,16 +880,16 @@ static BOOL ldm_parse_dgr4 (const u8 *buffer, int buflen, struct vblk *vb)
len = r_name;
}
if (len < 0)
- return FALSE;
+ return false;
len += VBLK_SIZE_DGR4;
if (len != BE32 (buffer + 0x14))
- return FALSE;
+ return false;
dgrp = &vb->vblk.dgrp;
ldm_get_vstr (buffer + 0x18 + r_objid, buf, sizeof (buf));
- return TRUE;
+ return true;
}
/**
@@ -905,10 +900,10 @@ static BOOL ldm_parse_dgr4 (const u8 *buffer, int buflen, struct vblk *vb)
*
* Read a raw VBLK Disk object (version 3) into a vblk structure.
*
- * Return: TRUE @vb contains a Disk VBLK
- * FALSE @vb contents are not defined
+ * Return: 'true' @vb contains a Disk VBLK
+ * 'false' @vb contents are not defined
*/
-static BOOL ldm_parse_dsk3 (const u8 *buffer, int buflen, struct vblk *vb)
+static bool ldm_parse_dsk3 (const u8 *buffer, int buflen, struct vblk *vb)
{
int r_objid, r_name, r_diskid, r_altname, len;
struct vblk_disk *disk;
@@ -921,19 +916,19 @@ static BOOL ldm_parse_dsk3 (const u8 *buffer, int buflen, struct vblk *vb)
r_altname = ldm_relative (buffer, buflen, 0x18, r_diskid);
len = r_altname;
if (len < 0)
- return FALSE;
+ return false;
len += VBLK_SIZE_DSK3;
if (len != BE32 (buffer + 0x14))
- return FALSE;
+ return false;
disk = &vb->vblk.disk;
ldm_get_vstr (buffer + 0x18 + r_diskid, disk->alt_name,
sizeof (disk->alt_name));
if (!ldm_parse_guid (buffer + 0x19 + r_name, disk->disk_id))
- return FALSE;
+ return false;
- return TRUE;
+ return true;
}
/**
@@ -944,10 +939,10 @@ static BOOL ldm_parse_dsk3 (const u8 *buffer, int buflen, struct vblk *vb)
*
* Read a raw VBLK Disk object (version 4) into a vblk structure.
*
- * Return: TRUE @vb contains a Disk VBLK
- * FALSE @vb contents are not defined
+ * Return: 'true' @vb contains a Disk VBLK
+ * 'false' @vb contents are not defined
*/
-static BOOL ldm_parse_dsk4 (const u8 *buffer, int buflen, struct vblk *vb)
+static bool ldm_parse_dsk4 (const u8 *buffer, int buflen, struct vblk *vb)
{
int r_objid, r_name, len;
struct vblk_disk *disk;
@@ -958,15 +953,15 @@ static BOOL ldm_parse_dsk4 (const u8 *buffer, int buflen, struct vblk *vb)
r_name = ldm_relative (buffer, buflen, 0x18, r_objid);
len = r_name;
if (len < 0)
- return FALSE;
+ return false;
len += VBLK_SIZE_DSK4;
if (len != BE32 (buffer + 0x14))
- return FALSE;
+ return false;
disk = &vb->vblk.disk;
memcpy (disk->disk_id, buffer + 0x18 + r_name, GUID_SIZE);
- return TRUE;
+ return true;
}
/**
@@ -977,10 +972,10 @@ static BOOL ldm_parse_dsk4 (const u8 *buffer, int buflen, struct vblk *vb)
*
* Read a raw VBLK Partition object (version 3) into a vblk structure.
*
- * Return: TRUE @vb contains a Partition VBLK
- * FALSE @vb contents are not defined
+ * Return: 'true' @vb contains a Partition VBLK
+ * 'false' @vb contents are not defined
*/
-static BOOL ldm_parse_prt3 (const u8 *buffer, int buflen, struct vblk *vb)
+static bool ldm_parse_prt3 (const u8 *buffer, int buflen, struct vblk *vb)
{
int r_objid, r_name, r_size, r_parent, r_diskid, r_index, len;
struct vblk_part *part;
@@ -1001,11 +996,11 @@ static BOOL ldm_parse_prt3 (const u8 *buffer, int buflen, struct vblk *vb)
len = r_diskid;
}
if (len < 0)
- return FALSE;
+ return false;
len += VBLK_SIZE_PRT3;
if (len != BE32 (buffer + 0x14))
- return FALSE;
+ return false;
part = &vb->vblk.part;
part->start = BE64 (buffer + 0x24 + r_name);
@@ -1018,7 +1013,7 @@ static BOOL ldm_parse_prt3 (const u8 *buffer, int buflen, struct vblk *vb)
else
part->partnum = 0;
- return TRUE;
+ return true;
}
/**
@@ -1029,10 +1024,10 @@ static BOOL ldm_parse_prt3 (const u8 *buffer, int buflen, struct vblk *vb)
*
* Read a raw VBLK Volume object (version 5) into a vblk structure.
*
- * Return: TRUE @vb contains a Volume VBLK
- * FALSE @vb contents are not defined
+ * Return: 'true' @vb contains a Volume VBLK
+ * 'false' @vb contents are not defined
*/
-static BOOL ldm_parse_vol5 (const u8 *buffer, int buflen, struct vblk *vb)
+static bool ldm_parse_vol5 (const u8 *buffer, int buflen, struct vblk *vb)
{
int r_objid, r_name, r_vtype, r_child, r_size, r_id1, r_id2, r_size2;
int r_drive, len;
@@ -1068,11 +1063,11 @@ static BOOL ldm_parse_vol5 (const u8 *buffer, int buflen, struct vblk *vb)
len = r_drive;
if (len < 0)
- return FALSE;
+ return false;
len += VBLK_SIZE_VOL5;
if (len != BE32 (buffer + 0x14))
- return FALSE;
+ return false;
volu = &vb->vblk.volu;
@@ -1087,7 +1082,7 @@ static BOOL ldm_parse_vol5 (const u8 *buffer, int buflen, struct vblk *vb)
ldm_get_vstr (buffer + 0x53 + r_size, volu->drive_hint,
sizeof (volu->drive_hint));
}
- return TRUE;
+ return true;
}
/**
@@ -1100,12 +1095,12 @@ static BOOL ldm_parse_vol5 (const u8 *buffer, int buflen, struct vblk *vb)
* information common to all VBLK types, then delegates the rest of the work to
* helper functions: ldm_parse_*.
*
- * Return: TRUE @vb contains a VBLK
- * FALSE @vb contents are not defined
+ * Return: 'true' @vb contains a VBLK
+ * 'false' @vb contents are not defined
*/
-static BOOL ldm_parse_vblk (const u8 *buf, int len, struct vblk *vb)
+static bool ldm_parse_vblk (const u8 *buf, int len, struct vblk *vb)
{
- BOOL result = FALSE;
+ bool result = false;
int r_objid;
BUG_ON (!buf || !vb);
@@ -1113,7 +1108,7 @@ static BOOL ldm_parse_vblk (const u8 *buf, int len, struct vblk *vb)
r_objid = ldm_relative (buf, len, 0x18, 0);
if (r_objid < 0) {
ldm_error ("VBLK header is corrupt.");
- return FALSE;
+ return false;
}
vb->flags = buf[0x12];
@@ -1152,10 +1147,10 @@ static BOOL ldm_parse_vblk (const u8 *buf, int len, struct vblk *vb)
*
* N.B. This function does not check the validity of the VBLKs.
*
- * Return: TRUE The VBLK was added
- * FALSE An error occurred
+ * Return: 'true' The VBLK was added
+ * 'false' An error occurred
*/
-static BOOL ldm_ldmdb_add (u8 *data, int len, struct ldmdb *ldb)
+static bool ldm_ldmdb_add (u8 *data, int len, struct ldmdb *ldb)
{
struct vblk *vb;
struct list_head *item;
@@ -1165,12 +1160,12 @@ static BOOL ldm_ldmdb_add (u8 *data, int len, struct ldmdb *ldb)
vb = kmalloc (sizeof (*vb), GFP_KERNEL);
if (!vb) {
ldm_crit ("Out of memory.");
- return FALSE;
+ return false;
}
if (!ldm_parse_vblk (data, len, vb)) {
kfree(vb);
- return FALSE; /* Already logged */
+ return false; /* Already logged */
}
/* Put vblk into the correct list. */
@@ -1196,13 +1191,13 @@ static BOOL ldm_ldmdb_add (u8 *data, int len, struct ldmdb *ldb)
if ((v->vblk.part.disk_id == vb->vblk.part.disk_id) &&
(v->vblk.part.start > vb->vblk.part.start)) {
list_add_tail (&vb->list, &v->list);
- return TRUE;
+ return true;
}
}
list_add_tail (&vb->list, &ldb->v_part);
break;
}
- return TRUE;
+ return true;
}
/**
@@ -1214,10 +1209,10 @@ static BOOL ldm_ldmdb_add (u8 *data, int len, struct ldmdb *ldb)
* Fragmented VBLKs may not be consecutive in the database, so they are placed
* in a list so they can be pieced together later.
*
- * Return: TRUE Success, the VBLK was added to the list
- * FALSE Error, a problem occurred
+ * Return: 'true' Success, the VBLK was added to the list
+ * 'false' Error, a problem occurred
*/
-static BOOL ldm_frag_add (const u8 *data, int size, struct list_head *frags)
+static bool ldm_frag_add (const u8 *data, int size, struct list_head *frags)
{
struct frag *f;
struct list_head *item;
@@ -1230,7 +1225,7 @@ static BOOL ldm_frag_add (const u8 *data, int size, struct list_head *frags)
num = BE16 (data + 0x0E);
if ((num < 1) || (num > 4)) {
ldm_error ("A VBLK claims to have %d parts.", num);
- return FALSE;
+ return false;
}
list_for_each (item, frags) {
@@ -1242,7 +1237,7 @@ static BOOL ldm_frag_add (const u8 *data, int size, struct list_head *frags)
f = kmalloc (sizeof (*f) + size*num, GFP_KERNEL);
if (!f) {
ldm_crit ("Out of memory.");
- return FALSE;
+ return false;
}
f->group = group;
@@ -1255,7 +1250,7 @@ found:
if (f->map & (1 << rec)) {
ldm_error ("Duplicate VBLK, part %d.", rec);
f->map &= 0x7F; /* Mark the group as broken */
- return FALSE;
+ return false;
}
f->map |= (1 << rec);
@@ -1266,7 +1261,7 @@ found:
}
memcpy (f->data+rec*(size-VBLK_SIZE_HEAD)+VBLK_SIZE_HEAD, data, size);
- return TRUE;
+ return true;
}
/**
@@ -1295,10 +1290,10 @@ static void ldm_frag_free (struct list_head *list)
* Now that all the fragmented VBLKs have been collected, they must be added to
* the database for later use.
*
- * Return: TRUE All the fragments we added successfully
- * FALSE One or more of the fragments we invalid
+ * Return: 'true' All the fragments we added successfully
+ * 'false' One or more of the fragments we invalid
*/
-static BOOL ldm_frag_commit (struct list_head *frags, struct ldmdb *ldb)
+static bool ldm_frag_commit (struct list_head *frags, struct ldmdb *ldb)
{
struct frag *f;
struct list_head *item;
@@ -1311,13 +1306,13 @@ static BOOL ldm_frag_commit (struct list_head *frags, struct ldmdb *ldb)
if (f->map != 0xFF) {
ldm_error ("VBLK group %d is incomplete (0x%02x).",
f->group, f->map);
- return FALSE;
+ return false;
}
if (!ldm_ldmdb_add (f->data, f->num*ldb->vm.vblk_size, ldb))
- return FALSE; /* Already logged */
+ return false; /* Already logged */
}
- return TRUE;
+ return true;
}
/**
@@ -1329,16 +1324,16 @@ static BOOL ldm_frag_commit (struct list_head *frags, struct ldmdb *ldb)
* To use the information from the VBLKs, they need to be read from the disk,
* unpacked and validated. We cache them in @ldb according to their type.
*
- * Return: TRUE All the VBLKs were read successfully
- * FALSE An error occurred
+ * Return: 'true' All the VBLKs were read successfully
+ * 'false' An error occurred
*/
-static BOOL ldm_get_vblks (struct block_device *bdev, unsigned long base,
+static bool ldm_get_vblks (struct block_device *bdev, unsigned long base,
struct ldmdb *ldb)
{
int size, perbuf, skip, finish, s, v, recs;
u8 *data = NULL;
Sector sect;
- BOOL result = FALSE;
+ bool result = false;
LIST_HEAD (frags);
BUG_ON (!bdev || !ldb);
diff --git a/fs/partitions/msdos.c b/fs/partitions/msdos.c
index 8f12587c3129..4f8df71e49d3 100644
--- a/fs/partitions/msdos.c
+++ b/fs/partitions/msdos.c
@@ -58,6 +58,31 @@ msdos_magic_present(unsigned char *p)
return (p[0] == MSDOS_LABEL_MAGIC1 && p[1] == MSDOS_LABEL_MAGIC2);
}
+/* Value is EBCDIC 'IBMA' */
+#define AIX_LABEL_MAGIC1 0xC9
+#define AIX_LABEL_MAGIC2 0xC2
+#define AIX_LABEL_MAGIC3 0xD4
+#define AIX_LABEL_MAGIC4 0xC1
+static int aix_magic_present(unsigned char *p, struct block_device *bdev)
+{
+ Sector sect;
+ unsigned char *d;
+ int ret = 0;
+
+ if (p[0] != AIX_LABEL_MAGIC1 &&
+ p[1] != AIX_LABEL_MAGIC2 &&
+ p[2] != AIX_LABEL_MAGIC3 &&
+ p[3] != AIX_LABEL_MAGIC4)
+ return 0;
+ d = read_dev_sector(bdev, 7, &sect);
+ if (d) {
+ if (d[0] == '_' && d[1] == 'L' && d[2] == 'V' && d[3] == 'M')
+ ret = 1;
+ put_dev_sector(sect);
+ };
+ return ret;
+}
+
/*
* Create devices for each logical partition in an extended partition.
* The logical partitions form a linked list, with each entry being
@@ -393,6 +418,12 @@ int msdos_partition(struct parsed_partitions *state, struct block_device *bdev)
return 0;
}
+ if (aix_magic_present(data, bdev)) {
+ put_dev_sector(sect);
+ printk( " [AIX]");
+ return 0;
+ }
+
/*
* Now that the 55aa signature is present, this is probably
* either the boot sector of a FAT filesystem or a DOS-type
diff --git a/fs/pipe.c b/fs/pipe.c
index f3b6f71e9d0b..b1626f269a34 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -218,9 +218,10 @@ static struct pipe_buf_operations anon_pipe_buf_ops = {
};
static ssize_t
-pipe_readv(struct file *filp, const struct iovec *_iov,
- unsigned long nr_segs, loff_t *ppos)
+pipe_read(struct kiocb *iocb, const struct iovec *_iov,
+ unsigned long nr_segs, loff_t pos)
{
+ struct file *filp = iocb->ki_filp;
struct inode *inode = filp->f_dentry->d_inode;
struct pipe_inode_info *pipe;
int do_wakeup;
@@ -330,17 +331,10 @@ redo:
}
static ssize_t
-pipe_read(struct file *filp, char __user *buf, size_t count, loff_t *ppos)
-{
- struct iovec iov = { .iov_base = buf, .iov_len = count };
-
- return pipe_readv(filp, &iov, 1, ppos);
-}
-
-static ssize_t
-pipe_writev(struct file *filp, const struct iovec *_iov,
- unsigned long nr_segs, loff_t *ppos)
+pipe_write(struct kiocb *iocb, const struct iovec *_iov,
+ unsigned long nr_segs, loff_t ppos)
{
+ struct file *filp = iocb->ki_filp;
struct inode *inode = filp->f_dentry->d_inode;
struct pipe_inode_info *pipe;
ssize_t ret;
@@ -510,15 +504,6 @@ out:
}
static ssize_t
-pipe_write(struct file *filp, const char __user *buf,
- size_t count, loff_t *ppos)
-{
- struct iovec iov = { .iov_base = (void __user *)buf, .iov_len = count };
-
- return pipe_writev(filp, &iov, 1, ppos);
-}
-
-static ssize_t
bad_pipe_r(struct file *filp, char __user *buf, size_t count, loff_t *ppos)
{
return -EBADF;
@@ -736,8 +721,8 @@ pipe_rdwr_open(struct inode *inode, struct file *filp)
*/
const struct file_operations read_fifo_fops = {
.llseek = no_llseek,
- .read = pipe_read,
- .readv = pipe_readv,
+ .read = do_sync_read,
+ .aio_read = pipe_read,
.write = bad_pipe_w,
.poll = pipe_poll,
.ioctl = pipe_ioctl,
@@ -749,8 +734,8 @@ const struct file_operations read_fifo_fops = {
const struct file_operations write_fifo_fops = {
.llseek = no_llseek,
.read = bad_pipe_r,
- .write = pipe_write,
- .writev = pipe_writev,
+ .write = do_sync_write,
+ .aio_write = pipe_write,
.poll = pipe_poll,
.ioctl = pipe_ioctl,
.open = pipe_write_open,
@@ -760,10 +745,10 @@ const struct file_operations write_fifo_fops = {
const struct file_operations rdwr_fifo_fops = {
.llseek = no_llseek,
- .read = pipe_read,
- .readv = pipe_readv,
- .write = pipe_write,
- .writev = pipe_writev,
+ .read = do_sync_read,
+ .aio_read = pipe_read,
+ .write = do_sync_write,
+ .aio_write = pipe_write,
.poll = pipe_poll,
.ioctl = pipe_ioctl,
.open = pipe_rdwr_open,
@@ -773,8 +758,8 @@ const struct file_operations rdwr_fifo_fops = {
static struct file_operations read_pipe_fops = {
.llseek = no_llseek,
- .read = pipe_read,
- .readv = pipe_readv,
+ .read = do_sync_read,
+ .aio_read = pipe_read,
.write = bad_pipe_w,
.poll = pipe_poll,
.ioctl = pipe_ioctl,
@@ -786,8 +771,8 @@ static struct file_operations read_pipe_fops = {
static struct file_operations write_pipe_fops = {
.llseek = no_llseek,
.read = bad_pipe_r,
- .write = pipe_write,
- .writev = pipe_writev,
+ .write = do_sync_write,
+ .aio_write = pipe_write,
.poll = pipe_poll,
.ioctl = pipe_ioctl,
.open = pipe_write_open,
@@ -797,10 +782,10 @@ static struct file_operations write_pipe_fops = {
static struct file_operations rdwr_pipe_fops = {
.llseek = no_llseek,
- .read = pipe_read,
- .readv = pipe_readv,
- .write = pipe_write,
- .writev = pipe_writev,
+ .read = do_sync_read,
+ .aio_read = pipe_read,
+ .write = do_sync_write,
+ .aio_write = pipe_write,
.poll = pipe_poll,
.ioctl = pipe_ioctl,
.open = pipe_rdwr_open,
@@ -889,87 +874,118 @@ fail_inode:
return NULL;
}
-int do_pipe(int *fd)
+struct file *create_write_pipe(void)
{
- struct qstr this;
- char name[32];
+ int err;
+ struct inode *inode;
+ struct file *f;
struct dentry *dentry;
- struct inode * inode;
- struct file *f1, *f2;
- int error;
- int i, j;
-
- error = -ENFILE;
- f1 = get_empty_filp();
- if (!f1)
- goto no_files;
-
- f2 = get_empty_filp();
- if (!f2)
- goto close_f1;
+ char name[32];
+ struct qstr this;
+ f = get_empty_filp();
+ if (!f)
+ return ERR_PTR(-ENFILE);
+ err = -ENFILE;
inode = get_pipe_inode();
if (!inode)
- goto close_f12;
-
- error = get_unused_fd();
- if (error < 0)
- goto close_f12_inode;
- i = error;
-
- error = get_unused_fd();
- if (error < 0)
- goto close_f12_inode_i;
- j = error;
+ goto err_file;
- error = -ENOMEM;
sprintf(name, "[%lu]", inode->i_ino);
this.name = name;
this.len = strlen(name);
this.hash = inode->i_ino; /* will go */
+ err = -ENOMEM;
dentry = d_alloc(pipe_mnt->mnt_sb->s_root, &this);
if (!dentry)
- goto close_f12_inode_i_j;
+ goto err_inode;
dentry->d_op = &pipefs_dentry_operations;
d_add(dentry, inode);
- f1->f_vfsmnt = f2->f_vfsmnt = mntget(mntget(pipe_mnt));
- f1->f_dentry = f2->f_dentry = dget(dentry);
- f1->f_mapping = f2->f_mapping = inode->i_mapping;
-
- /* read file */
- f1->f_pos = f2->f_pos = 0;
- f1->f_flags = O_RDONLY;
- f1->f_op = &read_pipe_fops;
- f1->f_mode = FMODE_READ;
- f1->f_version = 0;
-
- /* write file */
- f2->f_flags = O_WRONLY;
- f2->f_op = &write_pipe_fops;
- f2->f_mode = FMODE_WRITE;
- f2->f_version = 0;
-
- fd_install(i, f1);
- fd_install(j, f2);
- fd[0] = i;
- fd[1] = j;
+ f->f_vfsmnt = mntget(pipe_mnt);
+ f->f_dentry = dentry;
+ f->f_mapping = inode->i_mapping;
- return 0;
+ f->f_flags = O_WRONLY;
+ f->f_op = &write_pipe_fops;
+ f->f_mode = FMODE_WRITE;
+ f->f_version = 0;
+
+ return f;
-close_f12_inode_i_j:
- put_unused_fd(j);
-close_f12_inode_i:
- put_unused_fd(i);
-close_f12_inode:
+ err_inode:
free_pipe_info(inode);
iput(inode);
-close_f12:
- put_filp(f2);
-close_f1:
- put_filp(f1);
-no_files:
- return error;
+ err_file:
+ put_filp(f);
+ return ERR_PTR(err);
+}
+
+void free_write_pipe(struct file *f)
+{
+ mntput(f->f_vfsmnt);
+ dput(f->f_dentry);
+ put_filp(f);
+}
+
+struct file *create_read_pipe(struct file *wrf)
+{
+ struct file *f = get_empty_filp();
+ if (!f)
+ return ERR_PTR(-ENFILE);
+
+ /* Grab pipe from the writer */
+ f->f_vfsmnt = mntget(wrf->f_vfsmnt);
+ f->f_dentry = dget(wrf->f_dentry);
+ f->f_mapping = wrf->f_dentry->d_inode->i_mapping;
+
+ f->f_pos = 0;
+ f->f_flags = O_RDONLY;
+ f->f_op = &read_pipe_fops;
+ f->f_mode = FMODE_READ;
+ f->f_version = 0;
+
+ return f;
+}
+
+int do_pipe(int *fd)
+{
+ struct file *fw, *fr;
+ int error;
+ int fdw, fdr;
+
+ fw = create_write_pipe();
+ if (IS_ERR(fw))
+ return PTR_ERR(fw);
+ fr = create_read_pipe(fw);
+ error = PTR_ERR(fr);
+ if (IS_ERR(fr))
+ goto err_write_pipe;
+
+ error = get_unused_fd();
+ if (error < 0)
+ goto err_read_pipe;
+ fdr = error;
+
+ error = get_unused_fd();
+ if (error < 0)
+ goto err_fdr;
+ fdw = error;
+
+ fd_install(fdr, fr);
+ fd_install(fdw, fw);
+ fd[0] = fdr;
+ fd[1] = fdw;
+
+ return 0;
+
+ err_fdr:
+ put_unused_fd(fdr);
+ err_read_pipe:
+ put_filp(fr);
+ err_write_pipe:
+ free_write_pipe(fw);
+ return error;
}
/*
diff --git a/fs/posix_acl.c b/fs/posix_acl.c
index 6c8dcf7613fd..aec931e09973 100644
--- a/fs/posix_acl.c
+++ b/fs/posix_acl.c
@@ -58,11 +58,9 @@ posix_acl_clone(const struct posix_acl *acl, gfp_t flags)
if (acl) {
int size = sizeof(struct posix_acl) + acl->a_count *
sizeof(struct posix_acl_entry);
- clone = kmalloc(size, flags);
- if (clone) {
- memcpy(clone, acl, size);
+ clone = kmemdup(acl, size, flags);
+ if (clone)
atomic_set(&clone->a_refcount, 1);
- }
}
return clone;
}
diff --git a/fs/proc/array.c b/fs/proc/array.c
index 0b615d62a159..c0e554971df0 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -347,6 +347,8 @@ static int do_task_stat(struct task_struct *task, char * buffer, int whole)
sigemptyset(&sigign);
sigemptyset(&sigcatch);
cutime = cstime = utime = stime = cputime_zero;
+
+ mutex_lock(&tty_mutex);
read_lock(&tasklist_lock);
if (task->sighand) {
spin_lock_irq(&task->sighand->siglock);
@@ -388,6 +390,7 @@ static int do_task_stat(struct task_struct *task, char * buffer, int whole)
}
ppid = pid_alive(task) ? task->group_leader->real_parent->tgid : 0;
read_unlock(&tasklist_lock);
+ mutex_unlock(&tty_mutex);
if (!whole || num_threads<2)
wchan = get_wchan(task);
diff --git a/fs/proc/base.c b/fs/proc/base.c
index fe8d55fb17cc..89c20d9d50bf 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -797,7 +797,7 @@ out_no_task:
static ssize_t mem_write(struct file * file, const char * buf,
size_t count, loff_t *ppos)
{
- int copied = 0;
+ int copied;
char *page;
struct task_struct *task = get_proc_task(file->f_dentry->d_inode);
unsigned long dst = *ppos;
@@ -814,6 +814,7 @@ static ssize_t mem_write(struct file * file, const char * buf,
if (!page)
goto out;
+ copied = 0;
while (count > 0) {
int this_len, retval;
diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c
index 3ceff3857272..1294eda4acae 100644
--- a/fs/proc/kcore.c
+++ b/fs/proc/kcore.c
@@ -100,7 +100,7 @@ static int notesize(struct memelfnote *en)
int sz;
sz = sizeof(struct elf_note);
- sz += roundup(strlen(en->name), 4);
+ sz += roundup((strlen(en->name) + 1), 4);
sz += roundup(en->datasz, 4);
return sz;
@@ -116,7 +116,7 @@ static char *storenote(struct memelfnote *men, char *bufp)
#define DUMP_WRITE(addr,nr) do { memcpy(bufp,addr,nr); bufp += nr; } while(0)
- en.n_namesz = strlen(men->name);
+ en.n_namesz = strlen(men->name) + 1;
en.n_descsz = men->datasz;
en.n_type = men->type;
diff --git a/fs/proc/proc_misc.c b/fs/proc/proc_misc.c
index 5bbd60896050..66bc425f2f3d 100644
--- a/fs/proc/proc_misc.c
+++ b/fs/proc/proc_misc.c
@@ -277,12 +277,15 @@ static int devinfo_show(struct seq_file *f, void *v)
if (i == 0)
seq_printf(f, "Character devices:\n");
chrdev_show(f, i);
- } else {
+ }
+#ifdef CONFIG_BLOCK
+ else {
i -= CHRDEV_MAJOR_HASH_SIZE;
if (i == 0)
seq_printf(f, "\nBlock devices:\n");
blkdev_show(f, i);
}
+#endif
return 0;
}
@@ -355,6 +358,7 @@ static int stram_read_proc(char *page, char **start, off_t off,
}
#endif
+#ifdef CONFIG_BLOCK
extern struct seq_operations partitions_op;
static int partitions_open(struct inode *inode, struct file *file)
{
@@ -378,6 +382,7 @@ static struct file_operations proc_diskstats_operations = {
.llseek = seq_lseek,
.release = seq_release,
};
+#endif
#ifdef CONFIG_MODULES
extern struct seq_operations modules_op;
@@ -695,7 +700,9 @@ void __init proc_misc_init(void)
entry->proc_fops = &proc_kmsg_operations;
create_seq_entry("devices", 0, &proc_devinfo_operations);
create_seq_entry("cpuinfo", 0, &proc_cpuinfo_operations);
+#ifdef CONFIG_BLOCK
create_seq_entry("partitions", 0, &proc_partitions_operations);
+#endif
create_seq_entry("stat", 0, &proc_stat_operations);
create_seq_entry("interrupts", 0, &proc_interrupts_operations);
#ifdef CONFIG_SLAB
@@ -707,7 +714,9 @@ void __init proc_misc_init(void)
create_seq_entry("buddyinfo",S_IRUGO, &fragmentation_file_operations);
create_seq_entry("vmstat",S_IRUGO, &proc_vmstat_file_operations);
create_seq_entry("zoneinfo",S_IRUGO, &proc_zoneinfo_file_operations);
+#ifdef CONFIG_BLOCK
create_seq_entry("diskstats", 0, &proc_diskstats_operations);
+#endif
#ifdef CONFIG_MODULES
create_seq_entry("modules", 0, &proc_modules_operations);
#endif
diff --git a/fs/qnx4/file.c b/fs/qnx4/file.c
index 62af4b1348bd..467e5ac7280e 100644
--- a/fs/qnx4/file.c
+++ b/fs/qnx4/file.c
@@ -22,11 +22,13 @@
const struct file_operations qnx4_file_operations =
{
.llseek = generic_file_llseek,
- .read = generic_file_read,
+ .read = do_sync_read,
+ .aio_read = generic_file_aio_read,
.mmap = generic_file_mmap,
.sendfile = generic_file_sendfile,
#ifdef CONFIG_QNX4FS_RW
- .write = generic_file_write,
+ .write = do_sync_write,
+ .aio_write = generic_file_aio_write,
.fsync = qnx4_sync_file,
#endif
};
diff --git a/fs/qnx4/namei.c b/fs/qnx4/namei.c
index c3d83f67154a..733cdf01d645 100644
--- a/fs/qnx4/namei.c
+++ b/fs/qnx4/namei.c
@@ -186,11 +186,10 @@ int qnx4_rmdir(struct inode *dir, struct dentry *dentry)
memset(de->di_fname, 0, sizeof de->di_fname);
de->di_mode = 0;
mark_buffer_dirty(bh);
- inode->i_nlink = 0;
+ clear_nlink(inode);
mark_inode_dirty(inode);
inode->i_ctime = dir->i_ctime = dir->i_mtime = CURRENT_TIME_SEC;
- dir->i_nlink--;
- mark_inode_dirty(dir);
+ inode_dec_link_count(dir);
retval = 0;
end_rmdir:
@@ -234,9 +233,8 @@ int qnx4_unlink(struct inode *dir, struct dentry *dentry)
mark_buffer_dirty(bh);
dir->i_ctime = dir->i_mtime = CURRENT_TIME_SEC;
mark_inode_dirty(dir);
- inode->i_nlink--;
inode->i_ctime = dir->i_ctime;
- mark_inode_dirty(inode);
+ inode_dec_link_count(inode);
retval = 0;
end_unlink:
diff --git a/fs/quota.c b/fs/quota.c
index d6a2be826e29..b9dae76a0b6e 100644
--- a/fs/quota.c
+++ b/fs/quota.c
@@ -338,6 +338,34 @@ static int do_quotactl(struct super_block *sb, int type, int cmd, qid_t id, void
}
/*
+ * look up a superblock on which quota ops will be performed
+ * - use the name of a block device to find the superblock thereon
+ */
+static inline struct super_block *quotactl_block(const char __user *special)
+{
+#ifdef CONFIG_BLOCK
+ struct block_device *bdev;
+ struct super_block *sb;
+ char *tmp = getname(special);
+
+ if (IS_ERR(tmp))
+ return ERR_PTR(PTR_ERR(tmp));
+ bdev = lookup_bdev(tmp);
+ putname(tmp);
+ if (IS_ERR(bdev))
+ return ERR_PTR(PTR_ERR(bdev));
+ sb = get_super(bdev);
+ bdput(bdev);
+ if (!sb)
+ return ERR_PTR(-ENODEV);
+
+ return sb;
+#else
+ return ERR_PTR(-ENODEV);
+#endif
+}
+
+/*
* This is the system call interface. This communicates with
* the user-level programs. Currently this only supports diskquota
* calls. Maybe we need to add the process quotas etc. in the future,
@@ -347,25 +375,15 @@ asmlinkage long sys_quotactl(unsigned int cmd, const char __user *special, qid_t
{
uint cmds, type;
struct super_block *sb = NULL;
- struct block_device *bdev;
- char *tmp;
int ret;
cmds = cmd >> SUBCMDSHIFT;
type = cmd & SUBCMDMASK;
if (cmds != Q_SYNC || special) {
- tmp = getname(special);
- if (IS_ERR(tmp))
- return PTR_ERR(tmp);
- bdev = lookup_bdev(tmp);
- putname(tmp);
- if (IS_ERR(bdev))
- return PTR_ERR(bdev);
- sb = get_super(bdev);
- bdput(bdev);
- if (!sb)
- return -ENODEV;
+ sb = quotactl_block(special);
+ if (IS_ERR(sb))
+ return PTR_ERR(sb);
}
ret = check_quotactl_valid(sb, type, cmds, id);
diff --git a/fs/ramfs/file-mmu.c b/fs/ramfs/file-mmu.c
index 86f14cacf641..0947fb57dcf3 100644
--- a/fs/ramfs/file-mmu.c
+++ b/fs/ramfs/file-mmu.c
@@ -33,8 +33,10 @@ const struct address_space_operations ramfs_aops = {
};
const struct file_operations ramfs_file_operations = {
- .read = generic_file_read,
- .write = generic_file_write,
+ .read = do_sync_read,
+ .aio_read = generic_file_aio_read,
+ .write = do_sync_write,
+ .aio_write = generic_file_aio_write,
.mmap = generic_file_mmap,
.fsync = simple_sync_file,
.sendfile = generic_file_sendfile,
diff --git a/fs/ramfs/file-nommu.c b/fs/ramfs/file-nommu.c
index 677139b48e00..bfe5dbf1002e 100644
--- a/fs/ramfs/file-nommu.c
+++ b/fs/ramfs/file-nommu.c
@@ -36,8 +36,10 @@ const struct address_space_operations ramfs_aops = {
const struct file_operations ramfs_file_operations = {
.mmap = ramfs_nommu_mmap,
.get_unmapped_area = ramfs_nommu_get_unmapped_area,
- .read = generic_file_read,
- .write = generic_file_write,
+ .read = do_sync_read,
+ .aio_read = generic_file_aio_read,
+ .write = do_sync_write,
+ .aio_write = generic_file_aio_write,
.fsync = simple_sync_file,
.sendfile = generic_file_sendfile,
.llseek = generic_file_llseek,
diff --git a/fs/ramfs/inode.c b/fs/ramfs/inode.c
index bc0e51662424..2faf4cdf61b0 100644
--- a/fs/ramfs/inode.c
+++ b/fs/ramfs/inode.c
@@ -75,7 +75,7 @@ struct inode *ramfs_get_inode(struct super_block *sb, int mode, dev_t dev)
inode->i_fop = &simple_dir_operations;
/* directory inodes start off with i_nlink == 2 (for "." entry) */
- inode->i_nlink++;
+ inc_nlink(inode);
break;
case S_IFLNK:
inode->i_op = &page_symlink_inode_operations;
@@ -113,7 +113,7 @@ static int ramfs_mkdir(struct inode * dir, struct dentry * dentry, int mode)
{
int retval = ramfs_mknod(dir, dentry, mode | S_IFDIR, 0);
if (!retval)
- dir->i_nlink++;
+ inc_nlink(dir);
return retval;
}
diff --git a/fs/read_write.c b/fs/read_write.c
index d4cb3183c99c..f792000a28e6 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -15,13 +15,15 @@
#include <linux/module.h>
#include <linux/syscalls.h>
#include <linux/pagemap.h>
+#include "read_write.h"
#include <asm/uaccess.h>
#include <asm/unistd.h>
const struct file_operations generic_ro_fops = {
.llseek = generic_file_llseek,
- .read = generic_file_read,
+ .read = do_sync_read,
+ .aio_read = generic_file_aio_read,
.mmap = generic_file_readonly_mmap,
.sendfile = generic_file_sendfile,
};
@@ -227,14 +229,20 @@ static void wait_on_retry_sync_kiocb(struct kiocb *iocb)
ssize_t do_sync_read(struct file *filp, char __user *buf, size_t len, loff_t *ppos)
{
+ struct iovec iov = { .iov_base = buf, .iov_len = len };
struct kiocb kiocb;
ssize_t ret;
init_sync_kiocb(&kiocb, filp);
kiocb.ki_pos = *ppos;
- while (-EIOCBRETRY ==
- (ret = filp->f_op->aio_read(&kiocb, buf, len, kiocb.ki_pos)))
+ kiocb.ki_left = len;
+
+ for (;;) {
+ ret = filp->f_op->aio_read(&kiocb, &iov, 1, kiocb.ki_pos);
+ if (ret != -EIOCBRETRY)
+ break;
wait_on_retry_sync_kiocb(&kiocb);
+ }
if (-EIOCBQUEUED == ret)
ret = wait_on_sync_kiocb(&kiocb);
@@ -279,14 +287,20 @@ EXPORT_SYMBOL(vfs_read);
ssize_t do_sync_write(struct file *filp, const char __user *buf, size_t len, loff_t *ppos)
{
+ struct iovec iov = { .iov_base = (void __user *)buf, .iov_len = len };
struct kiocb kiocb;
ssize_t ret;
init_sync_kiocb(&kiocb, filp);
kiocb.ki_pos = *ppos;
- while (-EIOCBRETRY ==
- (ret = filp->f_op->aio_write(&kiocb, buf, len, kiocb.ki_pos)))
+ kiocb.ki_left = len;
+
+ for (;;) {
+ ret = filp->f_op->aio_write(&kiocb, &iov, 1, kiocb.ki_pos);
+ if (ret != -EIOCBRETRY)
+ break;
wait_on_retry_sync_kiocb(&kiocb);
+ }
if (-EIOCBQUEUED == ret)
ret = wait_on_sync_kiocb(&kiocb);
@@ -438,78 +452,155 @@ unsigned long iov_shorten(struct iovec *iov, unsigned long nr_segs, size_t to)
EXPORT_UNUSED_SYMBOL(iov_shorten); /* June 2006 */
+ssize_t do_sync_readv_writev(struct file *filp, const struct iovec *iov,
+ unsigned long nr_segs, size_t len, loff_t *ppos, iov_fn_t fn)
+{
+ struct kiocb kiocb;
+ ssize_t ret;
+
+ init_sync_kiocb(&kiocb, filp);
+ kiocb.ki_pos = *ppos;
+ kiocb.ki_left = len;
+ kiocb.ki_nbytes = len;
+
+ for (;;) {
+ ret = fn(&kiocb, iov, nr_segs, kiocb.ki_pos);
+ if (ret != -EIOCBRETRY)
+ break;
+ wait_on_retry_sync_kiocb(&kiocb);
+ }
+
+ if (ret == -EIOCBQUEUED)
+ ret = wait_on_sync_kiocb(&kiocb);
+ *ppos = kiocb.ki_pos;
+ return ret;
+}
+
+/* Do it by hand, with file-ops */
+ssize_t do_loop_readv_writev(struct file *filp, struct iovec *iov,
+ unsigned long nr_segs, loff_t *ppos, io_fn_t fn)
+{
+ struct iovec *vector = iov;
+ ssize_t ret = 0;
+
+ while (nr_segs > 0) {
+ void __user *base;
+ size_t len;
+ ssize_t nr;
+
+ base = vector->iov_base;
+ len = vector->iov_len;
+ vector++;
+ nr_segs--;
+
+ nr = fn(filp, base, len, ppos);
+
+ if (nr < 0) {
+ if (!ret)
+ ret = nr;
+ break;
+ }
+ ret += nr;
+ if (nr != len)
+ break;
+ }
+
+ return ret;
+}
+
/* A write operation does a read from user space and vice versa */
#define vrfy_dir(type) ((type) == READ ? VERIFY_WRITE : VERIFY_READ)
+ssize_t rw_copy_check_uvector(int type, const struct iovec __user * uvector,
+ unsigned long nr_segs, unsigned long fast_segs,
+ struct iovec *fast_pointer,
+ struct iovec **ret_pointer)
+ {
+ unsigned long seg;
+ ssize_t ret;
+ struct iovec *iov = fast_pointer;
+
+ /*
+ * SuS says "The readv() function *may* fail if the iovcnt argument
+ * was less than or equal to 0, or greater than {IOV_MAX}. Linux has
+ * traditionally returned zero for zero segments, so...
+ */
+ if (nr_segs == 0) {
+ ret = 0;
+ goto out;
+ }
+
+ /*
+ * First get the "struct iovec" from user memory and
+ * verify all the pointers
+ */
+ if (nr_segs > UIO_MAXIOV) {
+ ret = -EINVAL;
+ goto out;
+ }
+ if (nr_segs > fast_segs) {
+ iov = kmalloc(nr_segs*sizeof(struct iovec), GFP_KERNEL);
+ if (iov == NULL) {
+ ret = -ENOMEM;
+ goto out;
+ }
+ }
+ if (copy_from_user(iov, uvector, nr_segs*sizeof(*uvector))) {
+ ret = -EFAULT;
+ goto out;
+ }
+
+ /*
+ * According to the Single Unix Specification we should return EINVAL
+ * if an element length is < 0 when cast to ssize_t or if the
+ * total length would overflow the ssize_t return value of the
+ * system call.
+ */
+ ret = 0;
+ for (seg = 0; seg < nr_segs; seg++) {
+ void __user *buf = iov[seg].iov_base;
+ ssize_t len = (ssize_t)iov[seg].iov_len;
+
+ /* see if we we're about to use an invalid len or if
+ * it's about to overflow ssize_t */
+ if (len < 0 || (ret + len < ret)) {
+ ret = -EINVAL;
+ goto out;
+ }
+ if (unlikely(!access_ok(vrfy_dir(type), buf, len))) {
+ ret = -EFAULT;
+ goto out;
+ }
+
+ ret += len;
+ }
+out:
+ *ret_pointer = iov;
+ return ret;
+}
+
static ssize_t do_readv_writev(int type, struct file *file,
const struct iovec __user * uvector,
unsigned long nr_segs, loff_t *pos)
{
- typedef ssize_t (*io_fn_t)(struct file *, char __user *, size_t, loff_t *);
- typedef ssize_t (*iov_fn_t)(struct file *, const struct iovec *, unsigned long, loff_t *);
-
size_t tot_len;
struct iovec iovstack[UIO_FASTIOV];
- struct iovec *iov=iovstack, *vector;
+ struct iovec *iov = iovstack;
ssize_t ret;
- int seg;
io_fn_t fn;
iov_fn_t fnv;
- /*
- * SuS says "The readv() function *may* fail if the iovcnt argument
- * was less than or equal to 0, or greater than {IOV_MAX}. Linux has
- * traditionally returned zero for zero segments, so...
- */
- ret = 0;
- if (nr_segs == 0)
+ if (!file->f_op) {
+ ret = -EINVAL;
goto out;
+ }
- /*
- * First get the "struct iovec" from user memory and
- * verify all the pointers
- */
- ret = -EINVAL;
- if (nr_segs > UIO_MAXIOV)
- goto out;
- if (!file->f_op)
- goto out;
- if (nr_segs > UIO_FASTIOV) {
- ret = -ENOMEM;
- iov = kmalloc(nr_segs*sizeof(struct iovec), GFP_KERNEL);
- if (!iov)
- goto out;
- }
- ret = -EFAULT;
- if (copy_from_user(iov, uvector, nr_segs*sizeof(*uvector)))
+ ret = rw_copy_check_uvector(type, uvector, nr_segs,
+ ARRAY_SIZE(iovstack), iovstack, &iov);
+ if (ret <= 0)
goto out;
- /*
- * Single unix specification:
- * We should -EINVAL if an element length is not >= 0 and fitting an
- * ssize_t. The total length is fitting an ssize_t
- *
- * Be careful here because iov_len is a size_t not an ssize_t
- */
- tot_len = 0;
- ret = -EINVAL;
- for (seg = 0; seg < nr_segs; seg++) {
- void __user *buf = iov[seg].iov_base;
- ssize_t len = (ssize_t)iov[seg].iov_len;
-
- if (len < 0) /* size_t not fitting an ssize_t .. */
- goto out;
- if (unlikely(!access_ok(vrfy_dir(type), buf, len)))
- goto Efault;
- tot_len += len;
- if ((ssize_t)tot_len < 0) /* maths overflow on the ssize_t */
- goto out;
- }
- if (tot_len == 0) {
- ret = 0;
- goto out;
- }
-
+ tot_len = ret;
ret = rw_verify_area(type, file, pos, tot_len);
if (ret < 0)
goto out;
@@ -520,39 +611,18 @@ static ssize_t do_readv_writev(int type, struct file *file,
fnv = NULL;
if (type == READ) {
fn = file->f_op->read;
- fnv = file->f_op->readv;
+ fnv = file->f_op->aio_read;
} else {
fn = (io_fn_t)file->f_op->write;
- fnv = file->f_op->writev;
+ fnv = file->f_op->aio_write;
}
- if (fnv) {
- ret = fnv(file, iov, nr_segs, pos);
- goto out;
- }
-
- /* Do it by hand, with file-ops */
- ret = 0;
- vector = iov;
- while (nr_segs > 0) {
- void __user * base;
- size_t len;
- ssize_t nr;
- base = vector->iov_base;
- len = vector->iov_len;
- vector++;
- nr_segs--;
-
- nr = fn(file, base, len, pos);
+ if (fnv)
+ ret = do_sync_readv_writev(file, iov, nr_segs, tot_len,
+ pos, fnv);
+ else
+ ret = do_loop_readv_writev(file, iov, nr_segs, pos, fn);
- if (nr < 0) {
- if (!ret) ret = nr;
- break;
- }
- ret += nr;
- if (nr != len)
- break;
- }
out:
if (iov != iovstack)
kfree(iov);
@@ -563,9 +633,6 @@ out:
fsnotify_modify(file->f_dentry);
}
return ret;
-Efault:
- ret = -EFAULT;
- goto out;
}
ssize_t vfs_readv(struct file *file, const struct iovec __user *vec,
@@ -573,7 +640,7 @@ ssize_t vfs_readv(struct file *file, const struct iovec __user *vec,
{
if (!(file->f_mode & FMODE_READ))
return -EBADF;
- if (!file->f_op || (!file->f_op->readv && !file->f_op->read))
+ if (!file->f_op || (!file->f_op->aio_read && !file->f_op->read))
return -EINVAL;
return do_readv_writev(READ, file, vec, vlen, pos);
@@ -586,7 +653,7 @@ ssize_t vfs_writev(struct file *file, const struct iovec __user *vec,
{
if (!(file->f_mode & FMODE_WRITE))
return -EBADF;
- if (!file->f_op || (!file->f_op->writev && !file->f_op->write))
+ if (!file->f_op || (!file->f_op->aio_write && !file->f_op->write))
return -EINVAL;
return do_readv_writev(WRITE, file, vec, vlen, pos);
diff --git a/fs/read_write.h b/fs/read_write.h
new file mode 100644
index 000000000000..d07b954c6e0c
--- /dev/null
+++ b/fs/read_write.h
@@ -0,0 +1,14 @@
+/*
+ * This file is only for sharing some helpers from read_write.c with compat.c.
+ * Don't use anywhere else.
+ */
+
+
+typedef ssize_t (*io_fn_t)(struct file *, char __user *, size_t, loff_t *);
+typedef ssize_t (*iov_fn_t)(struct kiocb *, const struct iovec *,
+ unsigned long, loff_t);
+
+ssize_t do_sync_readv_writev(struct file *filp, const struct iovec *iov,
+ unsigned long nr_segs, size_t len, loff_t *ppos, iov_fn_t fn);
+ssize_t do_loop_readv_writev(struct file *filp, struct iovec *iov,
+ unsigned long nr_segs, loff_t *ppos, io_fn_t fn);
diff --git a/fs/reiserfs/Makefile b/fs/reiserfs/Makefile
index 3a59309f3ca9..0eb7ac080484 100644
--- a/fs/reiserfs/Makefile
+++ b/fs/reiserfs/Makefile
@@ -28,7 +28,7 @@ endif
# will work around it. If any other architecture displays this behavior,
# add it here.
ifeq ($(CONFIG_PPC32),y)
-EXTRA_CFLAGS := -O1
+EXTRA_CFLAGS := $(call cc-ifversion, -lt, 0400, -O1)
endif
TAGS:
diff --git a/fs/reiserfs/bitmap.c b/fs/reiserfs/bitmap.c
index 4a7dbdee1b6d..1bfae42117ca 100644
--- a/fs/reiserfs/bitmap.c
+++ b/fs/reiserfs/bitmap.c
@@ -9,6 +9,7 @@
#include <linux/buffer_head.h>
#include <linux/kernel.h>
#include <linux/pagemap.h>
+#include <linux/vmalloc.h>
#include <linux/reiserfs_fs_sb.h>
#include <linux/reiserfs_fs_i.h>
#include <linux/quotaops.h>
@@ -50,16 +51,15 @@ static inline void get_bit_address(struct super_block *s,
{
/* It is in the bitmap block number equal to the block
* number divided by the number of bits in a block. */
- *bmap_nr = block / (s->s_blocksize << 3);
+ *bmap_nr = block >> (s->s_blocksize_bits + 3);
/* Within that bitmap block it is located at bit offset *offset. */
*offset = block & ((s->s_blocksize << 3) - 1);
- return;
}
#ifdef CONFIG_REISERFS_CHECK
int is_reusable(struct super_block *s, b_blocknr_t block, int bit_value)
{
- int i, j;
+ int bmap, offset;
if (block == 0 || block >= SB_BLOCK_COUNT(s)) {
reiserfs_warning(s,
@@ -68,36 +68,32 @@ int is_reusable(struct super_block *s, b_blocknr_t block, int bit_value)
return 0;
}
- /* it can't be one of the bitmap blocks */
- for (i = 0; i < SB_BMAP_NR(s); i++)
- if (block == SB_AP_BITMAP(s)[i].bh->b_blocknr) {
+ get_bit_address(s, block, &bmap, &offset);
+
+ /* Old format filesystem? Unlikely, but the bitmaps are all up front so
+ * we need to account for it. */
+ if (unlikely(test_bit(REISERFS_OLD_FORMAT,
+ &(REISERFS_SB(s)->s_properties)))) {
+ b_blocknr_t bmap1 = REISERFS_SB(s)->s_sbh->b_blocknr + 1;
+ if (block >= bmap1 && block <= bmap1 + SB_BMAP_NR(s)) {
+ reiserfs_warning(s, "vs: 4019: is_reusable: "
+ "bitmap block %lu(%u) can't be freed or reused",
+ block, SB_BMAP_NR(s));
+ return 0;
+ }
+ } else {
+ if (offset == 0) {
reiserfs_warning(s, "vs: 4020: is_reusable: "
"bitmap block %lu(%u) can't be freed or reused",
block, SB_BMAP_NR(s));
return 0;
}
-
- get_bit_address(s, block, &i, &j);
-
- if (i >= SB_BMAP_NR(s)) {
- reiserfs_warning(s,
- "vs-4030: is_reusable: there is no so many bitmap blocks: "
- "block=%lu, bitmap_nr=%d", block, i);
- return 0;
}
- if ((bit_value == 0 &&
- reiserfs_test_le_bit(j, SB_AP_BITMAP(s)[i].bh->b_data)) ||
- (bit_value == 1 &&
- reiserfs_test_le_bit(j, SB_AP_BITMAP(s)[i].bh->b_data) == 0)) {
+ if (bmap >= SB_BMAP_NR(s)) {
reiserfs_warning(s,
- "vs-4040: is_reusable: corresponding bit of block %lu does not "
- "match required value (i==%d, j==%d) test_bit==%d",
- block, i, j, reiserfs_test_le_bit(j,
- SB_AP_BITMAP
- (s)[i].bh->
- b_data));
-
+ "vs-4030: is_reusable: there is no so many bitmap blocks: "
+ "block=%lu, bitmap_nr=%d", block, bmap);
return 0;
}
@@ -141,6 +137,7 @@ static int scan_bitmap_block(struct reiserfs_transaction_handle *th,
{
struct super_block *s = th->t_super;
struct reiserfs_bitmap_info *bi = &SB_AP_BITMAP(s)[bmap_n];
+ struct buffer_head *bh;
int end, next;
int org = *beg;
@@ -159,22 +156,25 @@ static int scan_bitmap_block(struct reiserfs_transaction_handle *th,
bmap_n);
return 0;
}
- if (buffer_locked(bi->bh)) {
- PROC_INFO_INC(s, scan_bitmap.wait);
- __wait_on_buffer(bi->bh);
- }
+
+ bh = reiserfs_read_bitmap_block(s, bmap_n);
+ if (bh == NULL)
+ return 0;
while (1) {
cont:
- if (bi->free_count < min)
+ if (bi->free_count < min) {
+ brelse(bh);
return 0; // No free blocks in this bitmap
+ }
/* search for a first zero bit -- beggining of a window */
*beg = reiserfs_find_next_zero_le_bit
- ((unsigned long *)(bi->bh->b_data), boundary, *beg);
+ ((unsigned long *)(bh->b_data), boundary, *beg);
if (*beg + min > boundary) { /* search for a zero bit fails or the rest of bitmap block
* cannot contain a zero window of minimum size */
+ brelse(bh);
return 0;
}
@@ -183,7 +183,7 @@ static int scan_bitmap_block(struct reiserfs_transaction_handle *th,
/* first zero bit found; we check next bits */
for (end = *beg + 1;; end++) {
if (end >= *beg + max || end >= boundary
- || reiserfs_test_le_bit(end, bi->bh->b_data)) {
+ || reiserfs_test_le_bit(end, bh->b_data)) {
next = end;
break;
}
@@ -197,12 +197,12 @@ static int scan_bitmap_block(struct reiserfs_transaction_handle *th,
* (end) points to one bit after the window end */
if (end - *beg >= min) { /* it seems we have found window of proper size */
int i;
- reiserfs_prepare_for_journal(s, bi->bh, 1);
+ reiserfs_prepare_for_journal(s, bh, 1);
/* try to set all blocks used checking are they still free */
for (i = *beg; i < end; i++) {
/* It seems that we should not check in journal again. */
if (reiserfs_test_and_set_le_bit
- (i, bi->bh->b_data)) {
+ (i, bh->b_data)) {
/* bit was set by another process
* while we slept in prepare_for_journal() */
PROC_INFO_INC(s, scan_bitmap.stolen);
@@ -214,17 +214,16 @@ static int scan_bitmap_block(struct reiserfs_transaction_handle *th,
/* otherwise we clear all bit were set ... */
while (--i >= *beg)
reiserfs_test_and_clear_le_bit
- (i, bi->bh->b_data);
- reiserfs_restore_prepared_buffer(s,
- bi->
- bh);
+ (i, bh->b_data);
+ reiserfs_restore_prepared_buffer(s, bh);
*beg = org;
/* ... and search again in current block from beginning */
goto cont;
}
}
bi->free_count -= (end - *beg);
- journal_mark_dirty(th, s, bi->bh);
+ journal_mark_dirty(th, s, bh);
+ brelse(bh);
/* free block count calculation */
reiserfs_prepare_for_journal(s, SB_BUFFER_WITH_SB(s),
@@ -266,9 +265,20 @@ static int bmap_hash_id(struct super_block *s, u32 id)
*/
static inline int block_group_used(struct super_block *s, u32 id)
{
- int bm;
- bm = bmap_hash_id(s, id);
- if (SB_AP_BITMAP(s)[bm].free_count > ((s->s_blocksize << 3) * 60 / 100)) {
+ int bm = bmap_hash_id(s, id);
+ struct reiserfs_bitmap_info *info = &SB_AP_BITMAP(s)[bm];
+
+ /* If we don't have cached information on this bitmap block, we're
+ * going to have to load it later anyway. Loading it here allows us
+ * to make a better decision. This favors long-term performace gain
+ * with a better on-disk layout vs. a short term gain of skipping the
+ * read and potentially having a bad placement. */
+ if (info->first_zero_hint == 0) {
+ struct buffer_head *bh = reiserfs_read_bitmap_block(s, bm);
+ brelse(bh);
+ }
+
+ if (info->free_count > ((s->s_blocksize << 3) * 60 / 100)) {
return 0;
}
return 1;
@@ -373,7 +383,7 @@ static void _reiserfs_free_block(struct reiserfs_transaction_handle *th,
{
struct super_block *s = th->t_super;
struct reiserfs_super_block *rs;
- struct buffer_head *sbh;
+ struct buffer_head *sbh, *bmbh;
struct reiserfs_bitmap_info *apbi;
int nr, offset;
@@ -394,16 +404,21 @@ static void _reiserfs_free_block(struct reiserfs_transaction_handle *th,
return;
}
- reiserfs_prepare_for_journal(s, apbi[nr].bh, 1);
+ bmbh = reiserfs_read_bitmap_block(s, nr);
+ if (!bmbh)
+ return;
+
+ reiserfs_prepare_for_journal(s, bmbh, 1);
/* clear bit for the given block in bit map */
- if (!reiserfs_test_and_clear_le_bit(offset, apbi[nr].bh->b_data)) {
+ if (!reiserfs_test_and_clear_le_bit(offset, bmbh->b_data)) {
reiserfs_warning(s, "vs-4080: reiserfs_free_block: "
"free_block (%s:%lu)[dev:blocknr]: bit already cleared",
reiserfs_bdevname(s), block);
}
apbi[nr].free_count++;
- journal_mark_dirty(th, s, apbi[nr].bh);
+ journal_mark_dirty(th, s, bmbh);
+ brelse(bmbh);
reiserfs_prepare_for_journal(s, sbh, 1);
/* update super block */
@@ -1019,7 +1034,6 @@ static inline int blocknrs_and_prealloc_arrays_from_search_start
b_blocknr_t finish = SB_BLOCK_COUNT(s) - 1;
int passno = 0;
int nr_allocated = 0;
- int bigalloc = 0;
determine_prealloc_size(hint);
if (!hint->formatted_node) {
@@ -1046,28 +1060,9 @@ static inline int blocknrs_and_prealloc_arrays_from_search_start
hint->preallocate = hint->prealloc_size = 0;
}
/* for unformatted nodes, force large allocations */
- bigalloc = amount_needed;
}
do {
- /* in bigalloc mode, nr_allocated should stay zero until
- * the entire allocation is filled
- */
- if (unlikely(bigalloc && nr_allocated)) {
- reiserfs_warning(s, "bigalloc is %d, nr_allocated %d\n",
- bigalloc, nr_allocated);
- /* reset things to a sane value */
- bigalloc = amount_needed - nr_allocated;
- }
- /*
- * try pass 0 and pass 1 looking for a nice big
- * contiguous allocation. Then reset and look
- * for anything you can find.
- */
- if (passno == 2 && bigalloc) {
- passno = 0;
- bigalloc = 0;
- }
switch (passno++) {
case 0: /* Search from hint->search_start to end of disk */
start = hint->search_start;
@@ -1105,8 +1100,7 @@ static inline int blocknrs_and_prealloc_arrays_from_search_start
new_blocknrs +
nr_allocated,
start, finish,
- bigalloc ?
- bigalloc : 1,
+ 1,
amount_needed -
nr_allocated,
hint->
@@ -1263,3 +1257,89 @@ int reiserfs_can_fit_pages(struct super_block *sb /* superblock of filesystem
return space > 0 ? space : 0;
}
+
+void reiserfs_cache_bitmap_metadata(struct super_block *sb,
+ struct buffer_head *bh,
+ struct reiserfs_bitmap_info *info)
+{
+ unsigned long *cur = (unsigned long *)(bh->b_data + bh->b_size);
+
+ info->first_zero_hint = 1 << (sb->s_blocksize_bits + 3);
+
+ while (--cur >= (unsigned long *)bh->b_data) {
+ int base = ((char *)cur - bh->b_data) << 3;
+
+ /* 0 and ~0 are special, we can optimize for them */
+ if (*cur == 0) {
+ info->first_zero_hint = base;
+ info->free_count += BITS_PER_LONG;
+ } else if (*cur != ~0L) { /* A mix, investigate */
+ int b;
+ for (b = BITS_PER_LONG - 1; b >= 0; b--) {
+ if (!reiserfs_test_le_bit(b, cur)) {
+ info->first_zero_hint = base + b;
+ info->free_count++;
+ }
+ }
+ }
+ }
+ /* The first bit must ALWAYS be 1 */
+ BUG_ON(info->first_zero_hint == 0);
+}
+
+struct buffer_head *reiserfs_read_bitmap_block(struct super_block *sb,
+ unsigned int bitmap)
+{
+ b_blocknr_t block = (sb->s_blocksize << 3) * bitmap;
+ struct reiserfs_bitmap_info *info = SB_AP_BITMAP(sb) + bitmap;
+ struct buffer_head *bh;
+
+ /* Way old format filesystems had the bitmaps packed up front.
+ * I doubt there are any of these left, but just in case... */
+ if (unlikely(test_bit(REISERFS_OLD_FORMAT,
+ &(REISERFS_SB(sb)->s_properties))))
+ block = REISERFS_SB(sb)->s_sbh->b_blocknr + 1 + bitmap;
+ else if (bitmap == 0)
+ block = (REISERFS_DISK_OFFSET_IN_BYTES >> sb->s_blocksize_bits) + 1;
+
+ bh = sb_bread(sb, block);
+ if (bh == NULL)
+ reiserfs_warning(sb, "sh-2029: %s: bitmap block (#%lu) "
+ "reading failed", __FUNCTION__, bh->b_blocknr);
+ else {
+ if (buffer_locked(bh)) {
+ PROC_INFO_INC(sb, scan_bitmap.wait);
+ __wait_on_buffer(bh);
+ }
+ BUG_ON(!buffer_uptodate(bh));
+ BUG_ON(atomic_read(&bh->b_count) == 0);
+
+ if (info->first_zero_hint == 0)
+ reiserfs_cache_bitmap_metadata(sb, bh, info);
+ }
+
+ return bh;
+}
+
+int reiserfs_init_bitmap_cache(struct super_block *sb)
+{
+ struct reiserfs_bitmap_info *bitmap;
+
+ bitmap = vmalloc(sizeof (*bitmap) * SB_BMAP_NR(sb));
+ if (bitmap == NULL)
+ return -ENOMEM;
+
+ memset(bitmap, 0, sizeof (*bitmap) * SB_BMAP_NR(sb));
+
+ SB_AP_BITMAP(sb) = bitmap;
+
+ return 0;
+}
+
+void reiserfs_free_bitmap_cache(struct super_block *sb)
+{
+ if (SB_AP_BITMAP(sb)) {
+ vfree(SB_AP_BITMAP(sb));
+ SB_AP_BITMAP(sb) = NULL;
+ }
+}
diff --git a/fs/reiserfs/dir.c b/fs/reiserfs/dir.c
index 9aabcc0ccd2d..657050ad7430 100644
--- a/fs/reiserfs/dir.c
+++ b/fs/reiserfs/dir.c
@@ -22,6 +22,9 @@ const struct file_operations reiserfs_dir_operations = {
.readdir = reiserfs_readdir,
.fsync = reiserfs_dir_fsync,
.ioctl = reiserfs_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = reiserfs_compat_ioctl,
+#endif
};
static int reiserfs_dir_fsync(struct file *filp, struct dentry *dentry,
diff --git a/fs/reiserfs/file.c b/fs/reiserfs/file.c
index 1627edd50810..41f24369e47a 100644
--- a/fs/reiserfs/file.c
+++ b/fs/reiserfs/file.c
@@ -2,6 +2,7 @@
* Copyright 2000 by Hans Reiser, licensing governed by reiserfs/README
*/
+#include <linux/config.h>
#include <linux/time.h>
#include <linux/reiserfs_fs.h>
#include <linux/reiserfs_acl.h>
@@ -130,7 +131,7 @@ static int reiserfs_sync_file(struct file *p_s_filp,
reiserfs_write_lock(p_s_inode->i_sb);
barrier_done = reiserfs_commit_for_inode(p_s_inode);
reiserfs_write_unlock(p_s_inode->i_sb);
- if (barrier_done != 1)
+ if (barrier_done != 1 && reiserfs_barrier_flush(p_s_inode->i_sb))
blkdev_issue_flush(p_s_inode->i_sb->s_bdev, NULL);
if (barrier_done < 0)
return barrier_done;
@@ -1333,7 +1334,7 @@ static ssize_t reiserfs_file_write(struct file *file, /* the file we are going t
if (err)
return err;
}
- result = generic_file_write(file, buf, count, ppos);
+ result = do_sync_write(file, buf, count, ppos);
if (after_file_end) { /* Now update i_size and remove the savelink */
struct reiserfs_transaction_handle th;
@@ -1565,10 +1566,14 @@ static ssize_t reiserfs_file_write(struct file *file, /* the file we are going t
}
const struct file_operations reiserfs_file_operations = {
- .read = generic_file_read,
+ .read = do_sync_read,
.write = reiserfs_file_write,
.ioctl = reiserfs_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = reiserfs_compat_ioctl,
+#endif
.mmap = generic_file_mmap,
+ .open = generic_file_open,
.release = reiserfs_file_release,
.fsync = reiserfs_sync_file,
.sendfile = generic_file_sendfile,
diff --git a/fs/reiserfs/inode.c b/fs/reiserfs/inode.c
index 8810fda0da46..7e5a2f5ebeb0 100644
--- a/fs/reiserfs/inode.c
+++ b/fs/reiserfs/inode.c
@@ -1127,9 +1127,9 @@ static void init_inode(struct inode *inode, struct path *path)
REISERFS_I(inode)->i_prealloc_count = 0;
REISERFS_I(inode)->i_trans_id = 0;
REISERFS_I(inode)->i_jl = NULL;
- REISERFS_I(inode)->i_acl_access = NULL;
- REISERFS_I(inode)->i_acl_default = NULL;
- init_rwsem(&REISERFS_I(inode)->xattr_sem);
+ reiserfs_init_acl_access(inode);
+ reiserfs_init_acl_default(inode);
+ reiserfs_init_xattr_rwsem(inode);
if (stat_data_v1(ih)) {
struct stat_data_v1 *sd =
@@ -1834,9 +1834,9 @@ int reiserfs_new_inode(struct reiserfs_transaction_handle *th,
REISERFS_I(inode)->i_attrs =
REISERFS_I(dir)->i_attrs & REISERFS_INHERIT_MASK;
sd_attrs_to_i_attrs(REISERFS_I(inode)->i_attrs, inode);
- REISERFS_I(inode)->i_acl_access = NULL;
- REISERFS_I(inode)->i_acl_default = NULL;
- init_rwsem(&REISERFS_I(inode)->xattr_sem);
+ reiserfs_init_acl_access(inode);
+ reiserfs_init_acl_default(inode);
+ reiserfs_init_xattr_rwsem(inode);
if (old_format_only(sb))
make_le_item_head(&ih, NULL, KEY_FORMAT_3_5, SD_OFFSET,
@@ -1974,11 +1974,13 @@ int reiserfs_new_inode(struct reiserfs_transaction_handle *th,
* iput doesn't deadlock in reiserfs_delete_xattrs. The locking
* code really needs to be reworked, but this will take care of it
* for now. -jeffm */
+#ifdef CONFIG_REISERFS_FS_POSIX_ACL
if (REISERFS_I(dir)->i_acl_default && !IS_ERR(REISERFS_I(dir)->i_acl_default)) {
reiserfs_write_unlock_xattrs(dir->i_sb);
iput(inode);
reiserfs_write_lock_xattrs(dir->i_sb);
} else
+#endif
iput(inode);
return err;
}
diff --git a/fs/reiserfs/ioctl.c b/fs/reiserfs/ioctl.c
index a986b5e1e288..9c57578cb831 100644
--- a/fs/reiserfs/ioctl.c
+++ b/fs/reiserfs/ioctl.c
@@ -9,6 +9,7 @@
#include <asm/uaccess.h>
#include <linux/pagemap.h>
#include <linux/smp_lock.h>
+#include <linux/compat.h>
static int reiserfs_unpack(struct inode *inode, struct file *filp);
@@ -94,6 +95,40 @@ int reiserfs_ioctl(struct inode *inode, struct file *filp, unsigned int cmd,
}
}
+#ifdef CONFIG_COMPAT
+long reiserfs_compat_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
+{
+ struct inode *inode = file->f_dentry->d_inode;
+ int ret;
+
+ /* These are just misnamed, they actually get/put from/to user an int */
+ switch (cmd) {
+ case REISERFS_IOC32_UNPACK:
+ cmd = REISERFS_IOC_UNPACK;
+ break;
+ case REISERFS_IOC32_GETFLAGS:
+ cmd = REISERFS_IOC_GETFLAGS;
+ break;
+ case REISERFS_IOC32_SETFLAGS:
+ cmd = REISERFS_IOC_SETFLAGS;
+ break;
+ case REISERFS_IOC32_GETVERSION:
+ cmd = REISERFS_IOC_GETVERSION;
+ break;
+ case REISERFS_IOC32_SETVERSION:
+ cmd = REISERFS_IOC_SETVERSION;
+ break;
+ default:
+ return -ENOIOCTLCMD;
+ }
+ lock_kernel();
+ ret = reiserfs_ioctl(inode, file, cmd, (unsigned long) compat_ptr(arg));
+ unlock_kernel();
+ return ret;
+}
+#endif
+
/*
** reiserfs_unpack
** Function try to convert tail from direct item into indirect.
diff --git a/fs/reiserfs/journal.c b/fs/reiserfs/journal.c
index 9b3672d69367..e6b5ccf23f15 100644
--- a/fs/reiserfs/journal.c
+++ b/fs/reiserfs/journal.c
@@ -1186,6 +1186,21 @@ static struct reiserfs_journal_list *find_newer_jl_for_cn(struct
return NULL;
}
+static int newer_jl_done(struct reiserfs_journal_cnode *cn)
+{
+ struct super_block *sb = cn->sb;
+ b_blocknr_t blocknr = cn->blocknr;
+
+ cn = cn->hprev;
+ while (cn) {
+ if (cn->sb == sb && cn->blocknr == blocknr && cn->jlist &&
+ atomic_read(&cn->jlist->j_commit_left) != 0)
+ return 0;
+ cn = cn->hprev;
+ }
+ return 1;
+}
+
static void remove_journal_hash(struct super_block *,
struct reiserfs_journal_cnode **,
struct reiserfs_journal_list *, unsigned long,
@@ -1604,6 +1619,31 @@ static int flush_journal_list(struct super_block *s,
return err;
}
+static int test_transaction(struct super_block *s,
+ struct reiserfs_journal_list *jl)
+{
+ struct reiserfs_journal_cnode *cn;
+
+ if (jl->j_len == 0 || atomic_read(&jl->j_nonzerolen) == 0)
+ return 1;
+
+ cn = jl->j_realblock;
+ while (cn) {
+ /* if the blocknr == 0, this has been cleared from the hash,
+ ** skip it
+ */
+ if (cn->blocknr == 0) {
+ goto next;
+ }
+ if (cn->bh && !newer_jl_done(cn))
+ return 0;
+ next:
+ cn = cn->next;
+ cond_resched();
+ }
+ return 0;
+}
+
static int write_one_transaction(struct super_block *s,
struct reiserfs_journal_list *jl,
struct buffer_chunk *chunk)
@@ -3433,16 +3473,6 @@ static void flush_async_commits(void *p)
flush_commit_list(p_s_sb, jl, 1);
}
unlock_kernel();
- /*
- * this is a little racey, but there's no harm in missing
- * the filemap_fdata_write
- */
- if (!atomic_read(&journal->j_async_throttle)
- && !reiserfs_is_journal_aborted(journal)) {
- atomic_inc(&journal->j_async_throttle);
- filemap_fdatawrite(p_s_sb->s_bdev->bd_inode->i_mapping);
- atomic_dec(&journal->j_async_throttle);
- }
}
/*
@@ -3844,7 +3874,9 @@ static void flush_old_journal_lists(struct super_block *s)
entry = journal->j_journal_list.next;
jl = JOURNAL_LIST_ENTRY(entry);
/* this check should always be run, to send old lists to disk */
- if (jl->j_timestamp < (now - (JOURNAL_MAX_TRANS_AGE * 4))) {
+ if (jl->j_timestamp < (now - (JOURNAL_MAX_TRANS_AGE * 4)) &&
+ atomic_read(&jl->j_commit_left) == 0 &&
+ test_transaction(s, jl)) {
flush_used_journal_lists(s, jl);
} else {
break;
diff --git a/fs/reiserfs/namei.c b/fs/reiserfs/namei.c
index c61710e49c62..16e9cff8f15d 100644
--- a/fs/reiserfs/namei.c
+++ b/fs/reiserfs/namei.c
@@ -19,8 +19,8 @@
#include <linux/smp_lock.h>
#include <linux/quotaops.h>
-#define INC_DIR_INODE_NLINK(i) if (i->i_nlink != 1) { i->i_nlink++; if (i->i_nlink >= REISERFS_LINK_MAX) i->i_nlink=1; }
-#define DEC_DIR_INODE_NLINK(i) if (i->i_nlink != 1) i->i_nlink--;
+#define INC_DIR_INODE_NLINK(i) if (i->i_nlink != 1) { inc_nlink(i); if (i->i_nlink >= REISERFS_LINK_MAX) i->i_nlink=1; }
+#define DEC_DIR_INODE_NLINK(i) if (i->i_nlink != 1) drop_nlink(i);
// directory item contains array of entry headers. This performs
// binary search through that array
@@ -913,7 +913,7 @@ static int reiserfs_rmdir(struct inode *dir, struct dentry *dentry)
reiserfs_warning(inode->i_sb, "%s: empty directory has nlink "
"!= 2 (%d)", __FUNCTION__, inode->i_nlink);
- inode->i_nlink = 0;
+ clear_nlink(inode);
inode->i_ctime = dir->i_ctime = dir->i_mtime = CURRENT_TIME_SEC;
reiserfs_update_sd(&th, inode);
@@ -994,7 +994,7 @@ static int reiserfs_unlink(struct inode *dir, struct dentry *dentry)
inode->i_nlink = 1;
}
- inode->i_nlink--;
+ drop_nlink(inode);
/*
* we schedule before doing the add_save_link call, save the link
@@ -1006,7 +1006,7 @@ static int reiserfs_unlink(struct inode *dir, struct dentry *dentry)
reiserfs_cut_from_item(&th, &path, &(de.de_entry_key), dir, NULL,
0);
if (retval < 0) {
- inode->i_nlink++;
+ inc_nlink(inode);
goto end_unlink;
}
inode->i_ctime = CURRENT_TIME_SEC;
@@ -1143,7 +1143,7 @@ static int reiserfs_link(struct dentry *old_dentry, struct inode *dir,
}
/* inc before scheduling so reiserfs_unlink knows we are here */
- inode->i_nlink++;
+ inc_nlink(inode);
retval = journal_begin(&th, dir->i_sb, jbegin_count);
if (retval) {
@@ -1473,9 +1473,9 @@ static int reiserfs_rename(struct inode *old_dir, struct dentry *old_dentry,
if (new_dentry_inode) {
// adjust link number of the victim
if (S_ISDIR(new_dentry_inode->i_mode)) {
- new_dentry_inode->i_nlink = 0;
+ clear_nlink(new_dentry_inode);
} else {
- new_dentry_inode->i_nlink--;
+ drop_nlink(new_dentry_inode);
}
new_dentry_inode->i_ctime = ctime;
savelink = new_dentry_inode->i_nlink;
diff --git a/fs/reiserfs/resize.c b/fs/reiserfs/resize.c
index 39cc7f47f5dc..315684793d1d 100644
--- a/fs/reiserfs/resize.c
+++ b/fs/reiserfs/resize.c
@@ -22,6 +22,7 @@ int reiserfs_resize(struct super_block *s, unsigned long block_count_new)
int err = 0;
struct reiserfs_super_block *sb;
struct reiserfs_bitmap_info *bitmap;
+ struct reiserfs_bitmap_info *info;
struct reiserfs_bitmap_info *old_bitmap = SB_AP_BITMAP(s);
struct buffer_head *bh;
struct reiserfs_transaction_handle th;
@@ -127,16 +128,20 @@ int reiserfs_resize(struct super_block *s, unsigned long block_count_new)
* transaction begins, and the new bitmaps don't matter if the
* transaction fails. */
for (i = bmap_nr; i < bmap_nr_new; i++) {
- bitmap[i].bh = sb_getblk(s, i * s->s_blocksize * 8);
- memset(bitmap[i].bh->b_data, 0, sb_blocksize(sb));
- reiserfs_test_and_set_le_bit(0, bitmap[i].bh->b_data);
-
- set_buffer_uptodate(bitmap[i].bh);
- mark_buffer_dirty(bitmap[i].bh);
- sync_dirty_buffer(bitmap[i].bh);
+ /* don't use read_bitmap_block since it will cache
+ * the uninitialized bitmap */
+ bh = sb_bread(s, i * s->s_blocksize * 8);
+ memset(bh->b_data, 0, sb_blocksize(sb));
+ reiserfs_test_and_set_le_bit(0, bh->b_data);
+ reiserfs_cache_bitmap_metadata(s, bh, bitmap + i);
+
+ set_buffer_uptodate(bh);
+ mark_buffer_dirty(bh);
+ sync_dirty_buffer(bh);
// update bitmap_info stuff
bitmap[i].first_zero_hint = 1;
bitmap[i].free_count = sb_blocksize(sb) * 8 - 1;
+ brelse(bh);
}
/* free old bitmap blocks array */
SB_AP_BITMAP(s) = bitmap;
@@ -150,30 +155,46 @@ int reiserfs_resize(struct super_block *s, unsigned long block_count_new)
if (err)
return err;
- /* correct last bitmap blocks in old and new disk layout */
- reiserfs_prepare_for_journal(s, SB_AP_BITMAP(s)[bmap_nr - 1].bh, 1);
+ /* Extend old last bitmap block - new blocks have been made available */
+ info = SB_AP_BITMAP(s) + bmap_nr - 1;
+ bh = reiserfs_read_bitmap_block(s, bmap_nr - 1);
+ if (!bh) {
+ int jerr = journal_end(&th, s, 10);
+ if (jerr)
+ return jerr;
+ return -EIO;
+ }
+
+ reiserfs_prepare_for_journal(s, bh, 1);
for (i = block_r; i < s->s_blocksize * 8; i++)
- reiserfs_test_and_clear_le_bit(i,
- SB_AP_BITMAP(s)[bmap_nr -
- 1].bh->b_data);
- SB_AP_BITMAP(s)[bmap_nr - 1].free_count += s->s_blocksize * 8 - block_r;
- if (!SB_AP_BITMAP(s)[bmap_nr - 1].first_zero_hint)
- SB_AP_BITMAP(s)[bmap_nr - 1].first_zero_hint = block_r;
+ reiserfs_test_and_clear_le_bit(i, bh->b_data);
+ info->free_count += s->s_blocksize * 8 - block_r;
+ if (!info->first_zero_hint)
+ info->first_zero_hint = block_r;
- journal_mark_dirty(&th, s, SB_AP_BITMAP(s)[bmap_nr - 1].bh);
+ journal_mark_dirty(&th, s, bh);
+ brelse(bh);
+
+ /* Correct new last bitmap block - It may not be full */
+ info = SB_AP_BITMAP(s) + bmap_nr_new - 1;
+ bh = reiserfs_read_bitmap_block(s, bmap_nr_new - 1);
+ if (!bh) {
+ int jerr = journal_end(&th, s, 10);
+ if (jerr)
+ return jerr;
+ return -EIO;
+ }
- reiserfs_prepare_for_journal(s, SB_AP_BITMAP(s)[bmap_nr_new - 1].bh, 1);
+ reiserfs_prepare_for_journal(s, bh, 1);
for (i = block_r_new; i < s->s_blocksize * 8; i++)
- reiserfs_test_and_set_le_bit(i,
- SB_AP_BITMAP(s)[bmap_nr_new -
- 1].bh->b_data);
- journal_mark_dirty(&th, s, SB_AP_BITMAP(s)[bmap_nr_new - 1].bh);
+ reiserfs_test_and_set_le_bit(i, bh->b_data);
+ journal_mark_dirty(&th, s, bh);
+ brelse(bh);
- SB_AP_BITMAP(s)[bmap_nr_new - 1].free_count -=
- s->s_blocksize * 8 - block_r_new;
+ info->free_count -= s->s_blocksize * 8 - block_r_new;
/* Extreme case where last bitmap is the only valid block in itself. */
- if (!SB_AP_BITMAP(s)[bmap_nr_new - 1].free_count)
- SB_AP_BITMAP(s)[bmap_nr_new - 1].first_zero_hint = 0;
+ if (!info->free_count)
+ info->first_zero_hint = 0;
/* update super */
reiserfs_prepare_for_journal(s, SB_BUFFER_WITH_SB(s), 1);
free_blocks = SB_FREE_BLOCKS(s);
diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
index b40d4d64d598..c89aa2338191 100644
--- a/fs/reiserfs/super.c
+++ b/fs/reiserfs/super.c
@@ -432,7 +432,6 @@ int remove_save_link(struct inode *inode, int truncate)
static void reiserfs_put_super(struct super_block *s)
{
- int i;
struct reiserfs_transaction_handle th;
th.t_trans_id = 0;
@@ -462,10 +461,7 @@ static void reiserfs_put_super(struct super_block *s)
*/
journal_release(&th, s);
- for (i = 0; i < SB_BMAP_NR(s); i++)
- brelse(SB_AP_BITMAP(s)[i].bh);
-
- vfree(SB_AP_BITMAP(s));
+ reiserfs_free_bitmap_cache(s);
brelse(SB_BUFFER_WITH_SB(s));
@@ -510,8 +506,10 @@ static void init_once(void *foo, kmem_cache_t * cachep, unsigned long flags)
SLAB_CTOR_CONSTRUCTOR) {
INIT_LIST_HEAD(&ei->i_prealloc_list);
inode_init_once(&ei->vfs_inode);
+#ifdef CONFIG_REISERFS_FS_POSIX_ACL
ei->i_acl_access = NULL;
ei->i_acl_default = NULL;
+#endif
}
}
@@ -560,6 +558,7 @@ static void reiserfs_dirty_inode(struct inode *inode)
reiserfs_write_unlock(inode->i_sb);
}
+#ifdef CONFIG_REISERFS_FS_POSIX_ACL
static void reiserfs_clear_inode(struct inode *inode)
{
struct posix_acl *acl;
@@ -574,6 +573,9 @@ static void reiserfs_clear_inode(struct inode *inode)
posix_acl_release(acl);
REISERFS_I(inode)->i_acl_default = NULL;
}
+#else
+#define reiserfs_clear_inode NULL
+#endif
#ifdef CONFIG_QUOTA
static ssize_t reiserfs_quota_write(struct super_block *, int, const char *,
@@ -1237,118 +1239,6 @@ static int reiserfs_remount(struct super_block *s, int *mount_flags, char *arg)
return 0;
}
-/* load_bitmap_info_data - Sets up the reiserfs_bitmap_info structure from disk.
- * @sb - superblock for this filesystem
- * @bi - the bitmap info to be loaded. Requires that bi->bh is valid.
- *
- * This routine counts how many free bits there are, finding the first zero
- * as a side effect. Could also be implemented as a loop of test_bit() calls, or
- * a loop of find_first_zero_bit() calls. This implementation is similar to
- * find_first_zero_bit(), but doesn't return after it finds the first bit.
- * Should only be called on fs mount, but should be fairly efficient anyways.
- *
- * bi->first_zero_hint is considered unset if it == 0, since the bitmap itself
- * will * invariably occupt block 0 represented in the bitmap. The only
- * exception to this is when free_count also == 0, since there will be no
- * free blocks at all.
- */
-
-static void load_bitmap_info_data(struct super_block *sb,
- struct reiserfs_bitmap_info *bi)
-{
- unsigned long *cur = (unsigned long *)bi->bh->b_data;
-
- while ((char *)cur < (bi->bh->b_data + sb->s_blocksize)) {
-
- /* No need to scan if all 0's or all 1's.
- * Since we're only counting 0's, we can simply ignore all 1's */
- if (*cur == 0) {
- if (bi->first_zero_hint == 0) {
- bi->first_zero_hint =
- ((char *)cur - bi->bh->b_data) << 3;
- }
- bi->free_count += sizeof(unsigned long) * 8;
- } else if (*cur != ~0L) {
- int b;
- for (b = 0; b < sizeof(unsigned long) * 8; b++) {
- if (!reiserfs_test_le_bit(b, cur)) {
- bi->free_count++;
- if (bi->first_zero_hint == 0)
- bi->first_zero_hint =
- (((char *)cur -
- bi->bh->b_data) << 3) + b;
- }
- }
- }
- cur++;
- }
-
-#ifdef CONFIG_REISERFS_CHECK
-// This outputs a lot of unneded info on big FSes
-// reiserfs_warning ("bitmap loaded from block %d: %d free blocks",
-// bi->bh->b_blocknr, bi->free_count);
-#endif
-}
-
-static int read_bitmaps(struct super_block *s)
-{
- int i, bmap_nr;
-
- SB_AP_BITMAP(s) =
- vmalloc(sizeof(struct reiserfs_bitmap_info) * SB_BMAP_NR(s));
- if (SB_AP_BITMAP(s) == 0)
- return 1;
- memset(SB_AP_BITMAP(s), 0,
- sizeof(struct reiserfs_bitmap_info) * SB_BMAP_NR(s));
- for (i = 0, bmap_nr =
- REISERFS_DISK_OFFSET_IN_BYTES / s->s_blocksize + 1;
- i < SB_BMAP_NR(s); i++, bmap_nr = s->s_blocksize * 8 * i) {
- SB_AP_BITMAP(s)[i].bh = sb_getblk(s, bmap_nr);
- if (!buffer_uptodate(SB_AP_BITMAP(s)[i].bh))
- ll_rw_block(READ, 1, &SB_AP_BITMAP(s)[i].bh);
- }
- for (i = 0; i < SB_BMAP_NR(s); i++) {
- wait_on_buffer(SB_AP_BITMAP(s)[i].bh);
- if (!buffer_uptodate(SB_AP_BITMAP(s)[i].bh)) {
- reiserfs_warning(s, "sh-2029: reiserfs read_bitmaps: "
- "bitmap block (#%lu) reading failed",
- SB_AP_BITMAP(s)[i].bh->b_blocknr);
- for (i = 0; i < SB_BMAP_NR(s); i++)
- brelse(SB_AP_BITMAP(s)[i].bh);
- vfree(SB_AP_BITMAP(s));
- SB_AP_BITMAP(s) = NULL;
- return 1;
- }
- load_bitmap_info_data(s, SB_AP_BITMAP(s) + i);
- }
- return 0;
-}
-
-static int read_old_bitmaps(struct super_block *s)
-{
- int i;
- struct reiserfs_super_block *rs = SB_DISK_SUPER_BLOCK(s);
- int bmp1 = (REISERFS_OLD_DISK_OFFSET_IN_BYTES / s->s_blocksize) + 1; /* first of bitmap blocks */
-
- /* read true bitmap */
- SB_AP_BITMAP(s) =
- vmalloc(sizeof(struct reiserfs_buffer_info *) * sb_bmap_nr(rs));
- if (SB_AP_BITMAP(s) == 0)
- return 1;
-
- memset(SB_AP_BITMAP(s), 0,
- sizeof(struct reiserfs_buffer_info *) * sb_bmap_nr(rs));
-
- for (i = 0; i < sb_bmap_nr(rs); i++) {
- SB_AP_BITMAP(s)[i].bh = sb_bread(s, bmp1 + i);
- if (!SB_AP_BITMAP(s)[i].bh)
- return 1;
- load_bitmap_info_data(s, SB_AP_BITMAP(s) + i);
- }
-
- return 0;
-}
-
static int read_super_block(struct super_block *s, int offset)
{
struct buffer_head *bh;
@@ -1450,7 +1340,6 @@ static int read_super_block(struct super_block *s, int offset)
/* after journal replay, reread all bitmap and super blocks */
static int reread_meta_blocks(struct super_block *s)
{
- int i;
ll_rw_block(READ, 1, &(SB_BUFFER_WITH_SB(s)));
wait_on_buffer(SB_BUFFER_WITH_SB(s));
if (!buffer_uptodate(SB_BUFFER_WITH_SB(s))) {
@@ -1459,20 +1348,7 @@ static int reread_meta_blocks(struct super_block *s)
return 1;
}
- for (i = 0; i < SB_BMAP_NR(s); i++) {
- ll_rw_block(READ, 1, &(SB_AP_BITMAP(s)[i].bh));
- wait_on_buffer(SB_AP_BITMAP(s)[i].bh);
- if (!buffer_uptodate(SB_AP_BITMAP(s)[i].bh)) {
- reiserfs_warning(s,
- "reread_meta_blocks, error reading bitmap block number %d at %llu",
- i,
- (unsigned long long)SB_AP_BITMAP(s)[i].
- bh->b_blocknr);
- return 1;
- }
- }
return 0;
-
}
/////////////////////////////////////////////////////
@@ -1653,7 +1529,6 @@ static int function2code(hashf_t func)
static int reiserfs_fill_super(struct super_block *s, void *data, int silent)
{
struct inode *root_inode;
- int j;
struct reiserfs_transaction_handle th;
int old_format = 0;
unsigned long blocks;
@@ -1730,7 +1605,7 @@ static int reiserfs_fill_super(struct super_block *s, void *data, int silent)
sbi->s_mount_state = SB_REISERFS_STATE(s);
sbi->s_mount_state = REISERFS_VALID_FS;
- if (old_format ? read_old_bitmaps(s) : read_bitmaps(s)) {
+ if ((errval = reiserfs_init_bitmap_cache(s))) {
SWARN(silent, s,
"jmacd-8: reiserfs_fill_super: unable to read bitmap");
goto error;
@@ -1812,6 +1687,8 @@ static int reiserfs_fill_super(struct super_block *s, void *data, int silent)
if (is_reiserfs_3_5(rs)
|| (is_reiserfs_jr(rs) && SB_VERSION(s) == REISERFS_VERSION_1))
set_bit(REISERFS_3_5, &(sbi->s_properties));
+ else if (old_format)
+ set_bit(REISERFS_OLD_FORMAT, &(sbi->s_properties));
else
set_bit(REISERFS_3_6, &(sbi->s_properties));
@@ -1897,19 +1774,17 @@ static int reiserfs_fill_super(struct super_block *s, void *data, int silent)
if (jinit_done) { /* kill the commit thread, free journal ram */
journal_release_error(NULL, s);
}
- if (SB_DISK_SUPER_BLOCK(s)) {
- for (j = 0; j < SB_BMAP_NR(s); j++) {
- if (SB_AP_BITMAP(s))
- brelse(SB_AP_BITMAP(s)[j].bh);
- }
- vfree(SB_AP_BITMAP(s));
- }
+
+ reiserfs_free_bitmap_cache(s);
if (SB_BUFFER_WITH_SB(s))
brelse(SB_BUFFER_WITH_SB(s));
#ifdef CONFIG_QUOTA
- for (j = 0; j < MAXQUOTAS; j++) {
- kfree(sbi->s_qf_names[j]);
- sbi->s_qf_names[j] = NULL;
+ {
+ int j;
+ for (j = 0; j < MAXQUOTAS; j++) {
+ kfree(sbi->s_qf_names[j]);
+ sbi->s_qf_names[j] = NULL;
+ }
}
#endif
kfree(sbi);
diff --git a/fs/select.c b/fs/select.c
index 33b72ba0f86f..dcbc1112b7ec 100644
--- a/fs/select.c
+++ b/fs/select.c
@@ -658,8 +658,6 @@ int do_sys_poll(struct pollfd __user *ufds, unsigned int nfds, s64 *timeout)
unsigned int i;
struct poll_list *head;
struct poll_list *walk;
- struct fdtable *fdt;
- int max_fdset;
/* Allocate small arguments on the stack to save memory and be
faster - use long to make sure the buffer is aligned properly
on 64 bit archs to avoid unaligned access */
@@ -667,11 +665,7 @@ int do_sys_poll(struct pollfd __user *ufds, unsigned int nfds, s64 *timeout)
struct poll_list *stack_pp = NULL;
/* Do a sanity check on nfds ... */
- rcu_read_lock();
- fdt = files_fdtable(current->files);
- max_fdset = fdt->max_fdset;
- rcu_read_unlock();
- if (nfds > max_fdset && nfds > OPEN_MAX)
+ if (nfds > current->signal->rlim[RLIMIT_NOFILE].rlim_cur)
return -EINVAL;
poll_initwait(&table);
diff --git a/fs/smbfs/file.c b/fs/smbfs/file.c
index dae67048baba..50784d13c87b 100644
--- a/fs/smbfs/file.c
+++ b/fs/smbfs/file.c
@@ -214,13 +214,15 @@ smb_updatepage(struct file *file, struct page *page, unsigned long offset,
}
static ssize_t
-smb_file_read(struct file * file, char __user * buf, size_t count, loff_t *ppos)
+smb_file_aio_read(struct kiocb *iocb, const struct iovec *iov,
+ unsigned long nr_segs, loff_t pos)
{
+ struct file * file = iocb->ki_filp;
struct dentry * dentry = file->f_dentry;
ssize_t status;
VERBOSE("file %s/%s, count=%lu@%lu\n", DENTRY_PATH(dentry),
- (unsigned long) count, (unsigned long) *ppos);
+ (unsigned long) iocb->ki_left, (unsigned long) pos);
status = smb_revalidate_inode(dentry);
if (status) {
@@ -233,7 +235,7 @@ smb_file_read(struct file * file, char __user * buf, size_t count, loff_t *ppos)
(long)dentry->d_inode->i_size,
dentry->d_inode->i_flags, dentry->d_inode->i_atime);
- status = generic_file_read(file, buf, count, ppos);
+ status = generic_file_aio_read(iocb, iov, nr_segs, pos);
out:
return status;
}
@@ -317,14 +319,16 @@ const struct address_space_operations smb_file_aops = {
* Write to a file (through the page cache).
*/
static ssize_t
-smb_file_write(struct file *file, const char __user *buf, size_t count, loff_t *ppos)
+smb_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
+ unsigned long nr_segs, loff_t pos)
{
+ struct file * file = iocb->ki_filp;
struct dentry * dentry = file->f_dentry;
ssize_t result;
VERBOSE("file %s/%s, count=%lu@%lu\n",
DENTRY_PATH(dentry),
- (unsigned long) count, (unsigned long) *ppos);
+ (unsigned long) iocb->ki_left, (unsigned long) pos);
result = smb_revalidate_inode(dentry);
if (result) {
@@ -337,8 +341,8 @@ smb_file_write(struct file *file, const char __user *buf, size_t count, loff_t *
if (result)
goto out;
- if (count > 0) {
- result = generic_file_write(file, buf, count, ppos);
+ if (iocb->ki_left > 0) {
+ result = generic_file_aio_write(iocb, iov, nr_segs, pos);
VERBOSE("pos=%ld, size=%ld, mtime=%ld, atime=%ld\n",
(long) file->f_pos, (long) dentry->d_inode->i_size,
dentry->d_inode->i_mtime, dentry->d_inode->i_atime);
@@ -402,8 +406,10 @@ smb_file_permission(struct inode *inode, int mask, struct nameidata *nd)
const struct file_operations smb_file_operations =
{
.llseek = remote_llseek,
- .read = smb_file_read,
- .write = smb_file_write,
+ .read = do_sync_read,
+ .aio_read = smb_file_aio_read,
+ .write = do_sync_write,
+ .aio_write = smb_file_aio_write,
.ioctl = smb_ioctl,
.mmap = smb_file_mmap,
.open = smb_file_open,
diff --git a/fs/splice.c b/fs/splice.c
index 684bca3d3a10..13e92dd19fbb 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -12,7 +12,7 @@
* Jens to support splicing to files, network, direct splicing, etc and
* fixing lots of bugs.
*
- * Copyright (C) 2005-2006 Jens Axboe <axboe@suse.de>
+ * Copyright (C) 2005-2006 Jens Axboe <axboe@kernel.dk>
* Copyright (C) 2005-2006 Linus Torvalds <torvalds@osdl.org>
* Copyright (C) 2006 Ingo Molnar <mingo@elte.hu>
*
diff --git a/fs/super.c b/fs/super.c
index 5c4c94d5495e..aec99ddbe53f 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -199,7 +199,7 @@ EXPORT_SYMBOL(deactivate_super);
* success, 0 if we had failed (superblock contents was already dead or
* dying when grab_super() had been called).
*/
-static int grab_super(struct super_block *s)
+static int grab_super(struct super_block *s) __releases(sb_lock)
{
s->s_count++;
spin_unlock(&sb_lock);
@@ -220,6 +220,37 @@ static int grab_super(struct super_block *s)
return 0;
}
+/*
+ * Write out and wait upon all dirty data associated with this
+ * superblock. Filesystem data as well as the underlying block
+ * device. Takes the superblock lock. Requires a second blkdev
+ * flush by the caller to complete the operation.
+ */
+void __fsync_super(struct super_block *sb)
+{
+ sync_inodes_sb(sb, 0);
+ DQUOT_SYNC(sb);
+ lock_super(sb);
+ if (sb->s_dirt && sb->s_op->write_super)
+ sb->s_op->write_super(sb);
+ unlock_super(sb);
+ if (sb->s_op->sync_fs)
+ sb->s_op->sync_fs(sb, 1);
+ sync_blockdev(sb->s_bdev);
+ sync_inodes_sb(sb, 1);
+}
+
+/*
+ * Write out and wait upon all dirty data associated with this
+ * superblock. Filesystem data as well as the underlying block
+ * device. Takes the superblock lock.
+ */
+int fsync_super(struct super_block *sb)
+{
+ __fsync_super(sb);
+ return sync_blockdev(sb->s_bdev);
+}
+
/**
* generic_shutdown_super - common helper for ->kill_sb()
* @sb: superblock to kill
@@ -540,8 +571,10 @@ int do_remount_sb(struct super_block *sb, int flags, void *data, int force)
{
int retval;
+#ifdef CONFIG_BLOCK
if (!(flags & MS_RDONLY) && bdev_read_only(sb->s_bdev))
return -EACCES;
+#endif
if (flags & MS_RDONLY)
acct_auto_close(sb);
shrink_dcache_sb(sb);
@@ -661,6 +694,7 @@ void kill_litter_super(struct super_block *sb)
EXPORT_SYMBOL(kill_litter_super);
+#ifdef CONFIG_BLOCK
static int set_bdev_super(struct super_block *s, void *data)
{
s->s_bdev = data;
@@ -756,6 +790,7 @@ void kill_block_super(struct super_block *sb)
}
EXPORT_SYMBOL(kill_block_super);
+#endif
int get_sb_nodev(struct file_system_type *fs_type,
int flags, void *data,
diff --git a/fs/sync.c b/fs/sync.c
index 955aef04da28..1de747b5ddb9 100644
--- a/fs/sync.c
+++ b/fs/sync.c
@@ -10,11 +10,124 @@
#include <linux/syscalls.h>
#include <linux/linkage.h>
#include <linux/pagemap.h>
+#include <linux/quotaops.h>
+#include <linux/buffer_head.h>
#define VALID_FLAGS (SYNC_FILE_RANGE_WAIT_BEFORE|SYNC_FILE_RANGE_WRITE| \
SYNC_FILE_RANGE_WAIT_AFTER)
/*
+ * sync everything. Start out by waking pdflush, because that writes back
+ * all queues in parallel.
+ */
+static void do_sync(unsigned long wait)
+{
+ wakeup_pdflush(0);
+ sync_inodes(0); /* All mappings, inodes and their blockdevs */
+ DQUOT_SYNC(NULL);
+ sync_supers(); /* Write the superblocks */
+ sync_filesystems(0); /* Start syncing the filesystems */
+ sync_filesystems(wait); /* Waitingly sync the filesystems */
+ sync_inodes(wait); /* Mappings, inodes and blockdevs, again. */
+ if (!wait)
+ printk("Emergency Sync complete\n");
+ if (unlikely(laptop_mode))
+ laptop_sync_completion();
+}
+
+asmlinkage long sys_sync(void)
+{
+ do_sync(1);
+ return 0;
+}
+
+void emergency_sync(void)
+{
+ pdflush_operation(do_sync, 0);
+}
+
+/*
+ * Generic function to fsync a file.
+ *
+ * filp may be NULL if called via the msync of a vma.
+ */
+int file_fsync(struct file *filp, struct dentry *dentry, int datasync)
+{
+ struct inode * inode = dentry->d_inode;
+ struct super_block * sb;
+ int ret, err;
+
+ /* sync the inode to buffers */
+ ret = write_inode_now(inode, 0);
+
+ /* sync the superblock to buffers */
+ sb = inode->i_sb;
+ lock_super(sb);
+ if (sb->s_op->write_super)
+ sb->s_op->write_super(sb);
+ unlock_super(sb);
+
+ /* .. finally sync the buffers to disk */
+ err = sync_blockdev(sb->s_bdev);
+ if (!ret)
+ ret = err;
+ return ret;
+}
+
+long do_fsync(struct file *file, int datasync)
+{
+ int ret;
+ int err;
+ struct address_space *mapping = file->f_mapping;
+
+ if (!file->f_op || !file->f_op->fsync) {
+ /* Why? We can still call filemap_fdatawrite */
+ ret = -EINVAL;
+ goto out;
+ }
+
+ ret = filemap_fdatawrite(mapping);
+
+ /*
+ * We need to protect against concurrent writers, which could cause
+ * livelocks in fsync_buffers_list().
+ */
+ mutex_lock(&mapping->host->i_mutex);
+ err = file->f_op->fsync(file, file->f_dentry, datasync);
+ if (!ret)
+ ret = err;
+ mutex_unlock(&mapping->host->i_mutex);
+ err = filemap_fdatawait(mapping);
+ if (!ret)
+ ret = err;
+out:
+ return ret;
+}
+
+static long __do_fsync(unsigned int fd, int datasync)
+{
+ struct file *file;
+ int ret = -EBADF;
+
+ file = fget(fd);
+ if (file) {
+ ret = do_fsync(file, datasync);
+ fput(file);
+ }
+ return ret;
+}
+
+asmlinkage long sys_fsync(unsigned int fd)
+{
+ return __do_fsync(fd, 0);
+}
+
+asmlinkage long sys_fdatasync(unsigned int fd)
+{
+ return __do_fsync(fd, 1);
+}
+
+/*
* sys_sync_file_range() permits finely controlled syncing over a segment of
* a file in the range offset .. (offset+nbytes-1) inclusive. If nbytes is
* zero then sys_sync_file_range() will operate from offset out to EOF.
diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c
index 5f3d725d1125..3aa3434621ca 100644
--- a/fs/sysfs/dir.c
+++ b/fs/sysfs/dir.c
@@ -103,7 +103,7 @@ static int init_dir(struct inode * inode)
inode->i_fop = &sysfs_dir_operations;
/* directory inodes start off with i_nlink == 2 (for "." entry) */
- inode->i_nlink++;
+ inc_nlink(inode);
return 0;
}
@@ -137,7 +137,7 @@ static int create_dir(struct kobject * k, struct dentry * p,
if (!error) {
error = sysfs_create(*d, mode, init_dir);
if (!error) {
- p->d_inode->i_nlink++;
+ inc_nlink(p->d_inode);
(*d)->d_op = &sysfs_dentry_ops;
d_rehash(*d);
}
diff --git a/fs/sysfs/mount.c b/fs/sysfs/mount.c
index 40190c489271..20551a1b8a56 100644
--- a/fs/sysfs/mount.c
+++ b/fs/sysfs/mount.c
@@ -49,7 +49,7 @@ static int sysfs_fill_super(struct super_block *sb, void *data, int silent)
inode->i_op = &sysfs_dir_inode_operations;
inode->i_fop = &sysfs_dir_operations;
/* directory inodes start off with i_nlink == 2 (for "." entry) */
- inode->i_nlink++;
+ inc_nlink(inode);
} else {
pr_debug("sysfs: could not get root inode\n");
return -ENOMEM;
diff --git a/fs/sysv/file.c b/fs/sysv/file.c
index a59e303135fa..47a4b728f15b 100644
--- a/fs/sysv/file.c
+++ b/fs/sysv/file.c
@@ -21,8 +21,10 @@
*/
const struct file_operations sysv_file_operations = {
.llseek = generic_file_llseek,
- .read = generic_file_read,
- .write = generic_file_write,
+ .read = do_sync_read,
+ .aio_read = generic_file_aio_read,
+ .write = do_sync_write,
+ .aio_write = generic_file_aio_write,
.mmap = generic_file_mmap,
.fsync = sysv_sync_file,
.sendfile = generic_file_sendfile,
diff --git a/fs/sysv/namei.c b/fs/sysv/namei.c
index b8a73f716fbe..f7c08db8e34c 100644
--- a/fs/sysv/namei.c
+++ b/fs/sysv/namei.c
@@ -250,7 +250,7 @@ static int sysv_rename(struct inode * old_dir, struct dentry * old_dentry,
sysv_set_link(new_de, new_page, old_inode);
new_inode->i_ctime = CURRENT_TIME_SEC;
if (dir_de)
- new_inode->i_nlink--;
+ drop_nlink(new_inode);
inode_dec_link_count(new_inode);
} else {
if (dir_de) {
diff --git a/fs/udf/file.c b/fs/udf/file.c
index a59e5f33daf6..7aedd552cba1 100644
--- a/fs/udf/file.c
+++ b/fs/udf/file.c
@@ -103,19 +103,21 @@ const struct address_space_operations udf_adinicb_aops = {
.commit_write = udf_adinicb_commit_write,
};
-static ssize_t udf_file_write(struct file * file, const char __user * buf,
- size_t count, loff_t *ppos)
+static ssize_t udf_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
+ unsigned long nr_segs, loff_t ppos)
{
ssize_t retval;
+ struct file *file = iocb->ki_filp;
struct inode *inode = file->f_dentry->d_inode;
int err, pos;
+ size_t count = iocb->ki_left;
if (UDF_I_ALLOCTYPE(inode) == ICBTAG_FLAG_AD_IN_ICB)
{
if (file->f_flags & O_APPEND)
pos = inode->i_size;
else
- pos = *ppos;
+ pos = ppos;
if (inode->i_sb->s_blocksize < (udf_file_entry_alloc_offset(inode) +
pos + count))
@@ -136,7 +138,7 @@ static ssize_t udf_file_write(struct file * file, const char __user * buf,
}
}
- retval = generic_file_write(file, buf, count, ppos);
+ retval = generic_file_aio_write(iocb, iov, nr_segs, ppos);
if (retval > 0)
mark_inode_dirty(inode);
@@ -249,11 +251,13 @@ static int udf_release_file(struct inode * inode, struct file * filp)
}
const struct file_operations udf_file_operations = {
- .read = generic_file_read,
+ .read = do_sync_read,
+ .aio_read = generic_file_aio_read,
.ioctl = udf_ioctl,
.open = generic_file_open,
.mmap = generic_file_mmap,
- .write = udf_file_write,
+ .write = do_sync_write,
+ .aio_write = udf_file_aio_write,
.release = udf_release_file,
.fsync = udf_fsync_file,
.sendfile = generic_file_sendfile,
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index b223b32db991..ae21a0e59e95 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -1165,7 +1165,7 @@ static void udf_fill_inode(struct inode *inode, struct buffer_head *bh)
inode->i_op = &udf_dir_inode_operations;
inode->i_fop = &udf_dir_operations;
inode->i_mode |= S_IFDIR;
- inode->i_nlink ++;
+ inc_nlink(inode);
break;
}
case ICBTAG_FILE_TYPE_REALTIME:
diff --git a/fs/udf/namei.c b/fs/udf/namei.c
index ab9a7629d23e..73163325e5ec 100644
--- a/fs/udf/namei.c
+++ b/fs/udf/namei.c
@@ -762,7 +762,7 @@ static int udf_mkdir(struct inode * dir, struct dentry * dentry, int mode)
cpu_to_le32(UDF_I_UNIQUE(inode) & 0x00000000FFFFFFFFUL);
cfi.fileCharacteristics |= FID_FILE_CHAR_DIRECTORY;
udf_write_fi(dir, &cfi, fi, &fibh, NULL, NULL);
- dir->i_nlink++;
+ inc_nlink(dir);
mark_inode_dirty(dir);
d_instantiate(dentry, inode);
if (fibh.sbh != fibh.ebh)
@@ -876,10 +876,9 @@ static int udf_rmdir(struct inode * dir, struct dentry * dentry)
udf_warning(inode->i_sb, "udf_rmdir",
"empty directory has nlink != 2 (%d)",
inode->i_nlink);
- inode->i_nlink = 0;
+ clear_nlink(inode);
inode->i_size = 0;
- mark_inode_dirty(inode);
- dir->i_nlink --;
+ inode_dec_link_count(inode);
inode->i_ctime = dir->i_ctime = dir->i_mtime = current_fs_time(dir->i_sb);
mark_inode_dirty(dir);
@@ -923,8 +922,7 @@ static int udf_unlink(struct inode * dir, struct dentry * dentry)
goto end_unlink;
dir->i_ctime = dir->i_mtime = current_fs_time(dir->i_sb);
mark_inode_dirty(dir);
- inode->i_nlink--;
- mark_inode_dirty(inode);
+ inode_dec_link_count(inode);
inode->i_ctime = dir->i_ctime;
retval = 0;
@@ -1101,8 +1099,7 @@ out:
return err;
out_no_entry:
- inode->i_nlink--;
- mark_inode_dirty(inode);
+ inode_dec_link_count(inode);
iput(inode);
goto out;
}
@@ -1150,7 +1147,7 @@ static int udf_link(struct dentry * old_dentry, struct inode * dir,
if (fibh.sbh != fibh.ebh)
udf_release_data(fibh.ebh);
udf_release_data(fibh.sbh);
- inode->i_nlink ++;
+ inc_nlink(inode);
inode->i_ctime = current_fs_time(inode->i_sb);
mark_inode_dirty(inode);
atomic_inc(&inode->i_count);
@@ -1261,9 +1258,8 @@ static int udf_rename (struct inode * old_dir, struct dentry * old_dentry,
if (new_inode)
{
- new_inode->i_nlink--;
new_inode->i_ctime = current_fs_time(new_inode->i_sb);
- mark_inode_dirty(new_inode);
+ inode_dec_link_count(new_inode);
}
old_dir->i_ctime = old_dir->i_mtime = current_fs_time(old_dir->i_sb);
mark_inode_dirty(old_dir);
@@ -1279,16 +1275,14 @@ static int udf_rename (struct inode * old_dir, struct dentry * old_dentry,
}
else
mark_buffer_dirty_inode(dir_bh, old_inode);
- old_dir->i_nlink --;
- mark_inode_dirty(old_dir);
+ inode_dec_link_count(old_dir);
if (new_inode)
{
- new_inode->i_nlink --;
- mark_inode_dirty(new_inode);
+ inode_dec_link_count(new_inode);
}
else
{
- new_dir->i_nlink ++;
+ inc_nlink(new_dir);
mark_inode_dirty(new_dir);
}
}
diff --git a/fs/udf/super.c b/fs/udf/super.c
index 5dd356cbbda6..1d3b5d2070e5 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -1621,6 +1621,10 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent)
goto error_out;
}
+ if (UDF_SB_PARTFLAGS(sb, UDF_SB_PARTITION(sb)) & UDF_PART_FLAG_READ_ONLY)
+ printk("UDF-fs: Partition marked readonly; forcing readonly mount\n");
+ sb->s_flags |= MS_RDONLY;
+
if ( udf_find_fileset(sb, &fileset, &rootdir) )
{
printk("UDF-fs: No fileset found\n");
diff --git a/fs/ufs/file.c b/fs/ufs/file.c
index a9c6e5f04fae..1e096323bad4 100644
--- a/fs/ufs/file.c
+++ b/fs/ufs/file.c
@@ -53,8 +53,10 @@ static int ufs_sync_file(struct file *file, struct dentry *dentry, int datasync)
const struct file_operations ufs_file_operations = {
.llseek = generic_file_llseek,
- .read = generic_file_read,
- .write = generic_file_write,
+ .read = do_sync_read,
+ .aio_read = generic_file_aio_read,
+ .write = do_sync_write,
+ .aio_write = generic_file_aio_write,
.mmap = generic_file_mmap,
.open = generic_file_open,
.fsync = ufs_sync_file,
diff --git a/fs/ufs/namei.c b/fs/ufs/namei.c
index d344b411e261..e84c0ecf0730 100644
--- a/fs/ufs/namei.c
+++ b/fs/ufs/namei.c
@@ -308,7 +308,7 @@ static int ufs_rename(struct inode *old_dir, struct dentry *old_dentry,
ufs_set_link(new_dir, new_de, new_page, old_inode);
new_inode->i_ctime = CURRENT_TIME_SEC;
if (dir_de)
- new_inode->i_nlink--;
+ drop_nlink(new_inode);
inode_dec_link_count(new_inode);
} else {
if (dir_de) {
diff --git a/fs/utimes.c b/fs/utimes.c
new file mode 100644
index 000000000000..1bcd852fc4a9
--- /dev/null
+++ b/fs/utimes.c
@@ -0,0 +1,137 @@
+#include <linux/compiler.h>
+#include <linux/fs.h>
+#include <linux/linkage.h>
+#include <linux/namei.h>
+#include <linux/utime.h>
+#include <asm/uaccess.h>
+#include <asm/unistd.h>
+
+#ifdef __ARCH_WANT_SYS_UTIME
+
+/*
+ * sys_utime() can be implemented in user-level using sys_utimes().
+ * Is this for backwards compatibility? If so, why not move it
+ * into the appropriate arch directory (for those architectures that
+ * need it).
+ */
+
+/* If times==NULL, set access and modification to current time,
+ * must be owner or have write permission.
+ * Else, update from *times, must be owner or super user.
+ */
+asmlinkage long sys_utime(char __user * filename, struct utimbuf __user * times)
+{
+ int error;
+ struct nameidata nd;
+ struct inode * inode;
+ struct iattr newattrs;
+
+ error = user_path_walk(filename, &nd);
+ if (error)
+ goto out;
+ inode = nd.dentry->d_inode;
+
+ error = -EROFS;
+ if (IS_RDONLY(inode))
+ goto dput_and_out;
+
+ /* Don't worry, the checks are done in inode_change_ok() */
+ newattrs.ia_valid = ATTR_CTIME | ATTR_MTIME | ATTR_ATIME;
+ if (times) {
+ error = -EPERM;
+ if (IS_APPEND(inode) || IS_IMMUTABLE(inode))
+ goto dput_and_out;
+
+ error = get_user(newattrs.ia_atime.tv_sec, &times->actime);
+ newattrs.ia_atime.tv_nsec = 0;
+ if (!error)
+ error = get_user(newattrs.ia_mtime.tv_sec, &times->modtime);
+ newattrs.ia_mtime.tv_nsec = 0;
+ if (error)
+ goto dput_and_out;
+
+ newattrs.ia_valid |= ATTR_ATIME_SET | ATTR_MTIME_SET;
+ } else {
+ error = -EACCES;
+ if (IS_IMMUTABLE(inode))
+ goto dput_and_out;
+
+ if (current->fsuid != inode->i_uid &&
+ (error = vfs_permission(&nd, MAY_WRITE)) != 0)
+ goto dput_and_out;
+ }
+ mutex_lock(&inode->i_mutex);
+ error = notify_change(nd.dentry, &newattrs);
+ mutex_unlock(&inode->i_mutex);
+dput_and_out:
+ path_release(&nd);
+out:
+ return error;
+}
+
+#endif
+
+/* If times==NULL, set access and modification to current time,
+ * must be owner or have write permission.
+ * Else, update from *times, must be owner or super user.
+ */
+long do_utimes(int dfd, char __user *filename, struct timeval *times)
+{
+ int error;
+ struct nameidata nd;
+ struct inode * inode;
+ struct iattr newattrs;
+
+ error = __user_walk_fd(dfd, filename, LOOKUP_FOLLOW, &nd);
+
+ if (error)
+ goto out;
+ inode = nd.dentry->d_inode;
+
+ error = -EROFS;
+ if (IS_RDONLY(inode))
+ goto dput_and_out;
+
+ /* Don't worry, the checks are done in inode_change_ok() */
+ newattrs.ia_valid = ATTR_CTIME | ATTR_MTIME | ATTR_ATIME;
+ if (times) {
+ error = -EPERM;
+ if (IS_APPEND(inode) || IS_IMMUTABLE(inode))
+ goto dput_and_out;
+
+ newattrs.ia_atime.tv_sec = times[0].tv_sec;
+ newattrs.ia_atime.tv_nsec = times[0].tv_usec * 1000;
+ newattrs.ia_mtime.tv_sec = times[1].tv_sec;
+ newattrs.ia_mtime.tv_nsec = times[1].tv_usec * 1000;
+ newattrs.ia_valid |= ATTR_ATIME_SET | ATTR_MTIME_SET;
+ } else {
+ error = -EACCES;
+ if (IS_IMMUTABLE(inode))
+ goto dput_and_out;
+
+ if (current->fsuid != inode->i_uid &&
+ (error = vfs_permission(&nd, MAY_WRITE)) != 0)
+ goto dput_and_out;
+ }
+ mutex_lock(&inode->i_mutex);
+ error = notify_change(nd.dentry, &newattrs);
+ mutex_unlock(&inode->i_mutex);
+dput_and_out:
+ path_release(&nd);
+out:
+ return error;
+}
+
+asmlinkage long sys_futimesat(int dfd, char __user *filename, struct timeval __user *utimes)
+{
+ struct timeval times[2];
+
+ if (utimes && copy_from_user(&times, utimes, sizeof(times)))
+ return -EFAULT;
+ return do_utimes(dfd, filename, utimes ? times : NULL);
+}
+
+asmlinkage long sys_utimes(char __user *filename, struct timeval __user *utimes)
+{
+ return sys_futimesat(AT_FDCWD, filename, utimes);
+}
diff --git a/fs/vfat/namei.c b/fs/vfat/namei.c
index 9a8f48bae956..edb711ff7b05 100644
--- a/fs/vfat/namei.c
+++ b/fs/vfat/namei.c
@@ -782,9 +782,9 @@ static int vfat_rmdir(struct inode *dir, struct dentry *dentry)
err = fat_remove_entries(dir, &sinfo); /* and releases bh */
if (err)
goto out;
- dir->i_nlink--;
+ drop_nlink(dir);
- inode->i_nlink = 0;
+ clear_nlink(inode);
inode->i_mtime = inode->i_atime = CURRENT_TIME_SEC;
fat_detach(inode);
out:
@@ -808,7 +808,7 @@ static int vfat_unlink(struct inode *dir, struct dentry *dentry)
err = fat_remove_entries(dir, &sinfo); /* and releases bh */
if (err)
goto out;
- inode->i_nlink = 0;
+ clear_nlink(inode);
inode->i_mtime = inode->i_atime = CURRENT_TIME_SEC;
fat_detach(inode);
out:
@@ -837,7 +837,7 @@ static int vfat_mkdir(struct inode *dir, struct dentry *dentry, int mode)
if (err)
goto out_free;
dir->i_version++;
- dir->i_nlink++;
+ inc_nlink(dir);
inode = fat_build_inode(sb, sinfo.de, sinfo.i_pos);
brelse(sinfo.bh);
@@ -930,9 +930,9 @@ static int vfat_rename(struct inode *old_dir, struct dentry *old_dentry,
if (err)
goto error_dotdot;
}
- old_dir->i_nlink--;
+ drop_nlink(old_dir);
if (!new_inode)
- new_dir->i_nlink++;
+ inc_nlink(new_dir);
}
err = fat_remove_entries(old_dir, &old_sinfo); /* and releases bh */
@@ -947,10 +947,9 @@ static int vfat_rename(struct inode *old_dir, struct dentry *old_dentry,
mark_inode_dirty(old_dir);
if (new_inode) {
+ drop_nlink(new_inode);
if (is_dir)
- new_inode->i_nlink -= 2;
- else
- new_inode->i_nlink--;
+ drop_nlink(new_inode);
new_inode->i_ctime = ts;
}
out:
diff --git a/fs/xfs/Kconfig b/fs/xfs/Kconfig
index 26b364c9d62c..35115bca036e 100644
--- a/fs/xfs/Kconfig
+++ b/fs/xfs/Kconfig
@@ -1,5 +1,6 @@
config XFS_FS
tristate "XFS filesystem support"
+ depends on BLOCK
help
XFS is a high performance journaling filesystem which originated
on the SGI IRIX platform. It is completely multi-threaded, can
diff --git a/fs/xfs/Makefile-linux-2.6 b/fs/xfs/Makefile-linux-2.6
index 9e7f85986d0d..291948d5085a 100644
--- a/fs/xfs/Makefile-linux-2.6
+++ b/fs/xfs/Makefile-linux-2.6
@@ -30,7 +30,6 @@ ifeq ($(CONFIG_XFS_TRACE),y)
EXTRA_CFLAGS += -DXFS_BLI_TRACE
EXTRA_CFLAGS += -DXFS_BMAP_TRACE
EXTRA_CFLAGS += -DXFS_BMBT_TRACE
- EXTRA_CFLAGS += -DXFS_DIR_TRACE
EXTRA_CFLAGS += -DXFS_DIR2_TRACE
EXTRA_CFLAGS += -DXFS_DQUOT_TRACE
EXTRA_CFLAGS += -DXFS_ILOCK_TRACE
diff --git a/fs/xfs/linux-2.6/kmem.c b/fs/xfs/linux-2.6/kmem.c
index aba7fcf881a2..d59737589815 100644
--- a/fs/xfs/linux-2.6/kmem.c
+++ b/fs/xfs/linux-2.6/kmem.c
@@ -34,6 +34,14 @@ kmem_alloc(size_t size, unsigned int __nocast flags)
gfp_t lflags = kmem_flags_convert(flags);
void *ptr;
+#ifdef DEBUG
+ if (unlikely(!(flags & KM_LARGE) && (size > PAGE_SIZE))) {
+ printk(KERN_WARNING "Large %s attempt, size=%ld\n",
+ __FUNCTION__, (long)size);
+ dump_stack();
+ }
+#endif
+
do {
if (size < MAX_SLAB_SIZE || retries > MAX_VMALLOCS)
ptr = kmalloc(size, lflags);
@@ -60,6 +68,27 @@ kmem_zalloc(size_t size, unsigned int __nocast flags)
return ptr;
}
+void *
+kmem_zalloc_greedy(size_t *size, size_t minsize, size_t maxsize,
+ unsigned int __nocast flags)
+{
+ void *ptr;
+ size_t kmsize = maxsize;
+ unsigned int kmflags = (flags & ~KM_SLEEP) | KM_NOSLEEP;
+
+ while (!(ptr = kmem_zalloc(kmsize, kmflags))) {
+ if ((kmsize <= minsize) && (flags & KM_NOSLEEP))
+ break;
+ if ((kmsize >>= 1) <= minsize) {
+ kmsize = minsize;
+ kmflags = flags;
+ }
+ }
+ if (ptr)
+ *size = kmsize;
+ return ptr;
+}
+
void
kmem_free(void *ptr, size_t size)
{
diff --git a/fs/xfs/linux-2.6/kmem.h b/fs/xfs/linux-2.6/kmem.h
index 0e8293c5a32f..9ebabdf7829c 100644
--- a/fs/xfs/linux-2.6/kmem.h
+++ b/fs/xfs/linux-2.6/kmem.h
@@ -30,6 +30,7 @@
#define KM_NOSLEEP 0x0002u
#define KM_NOFS 0x0004u
#define KM_MAYFAIL 0x0008u
+#define KM_LARGE 0x0010u
/*
* We use a special process flag to avoid recursive callbacks into
@@ -41,7 +42,7 @@ kmem_flags_convert(unsigned int __nocast flags)
{
gfp_t lflags;
- BUG_ON(flags & ~(KM_SLEEP|KM_NOSLEEP|KM_NOFS|KM_MAYFAIL));
+ BUG_ON(flags & ~(KM_SLEEP|KM_NOSLEEP|KM_NOFS|KM_MAYFAIL|KM_LARGE));
if (flags & KM_NOSLEEP) {
lflags = GFP_ATOMIC | __GFP_NOWARN;
@@ -54,8 +55,9 @@ kmem_flags_convert(unsigned int __nocast flags)
}
extern void *kmem_alloc(size_t, unsigned int __nocast);
-extern void *kmem_realloc(void *, size_t, size_t, unsigned int __nocast);
extern void *kmem_zalloc(size_t, unsigned int __nocast);
+extern void *kmem_zalloc_greedy(size_t *, size_t, size_t, unsigned int __nocast);
+extern void *kmem_realloc(void *, size_t, size_t, unsigned int __nocast);
extern void kmem_free(void *, size_t);
/*
diff --git a/fs/xfs/linux-2.6/sema.h b/fs/xfs/linux-2.6/sema.h
index b25090094cca..2009e6d922ce 100644
--- a/fs/xfs/linux-2.6/sema.h
+++ b/fs/xfs/linux-2.6/sema.h
@@ -29,8 +29,6 @@
typedef struct semaphore sema_t;
-#define init_sema(sp, val, c, d) sema_init(sp, val)
-#define initsema(sp, val) sema_init(sp, val)
#define initnsema(sp, val, name) sema_init(sp, val)
#define psema(sp, b) down(sp)
#define vsema(sp) up(sp)
diff --git a/fs/xfs/linux-2.6/sv.h b/fs/xfs/linux-2.6/sv.h
index 9a8ad481b008..351a8f454bd1 100644
--- a/fs/xfs/linux-2.6/sv.h
+++ b/fs/xfs/linux-2.6/sv.h
@@ -53,8 +53,6 @@ static inline void _sv_wait(sv_t *sv, spinlock_t *lock, int state,
remove_wait_queue(&sv->waiters, &wait);
}
-#define init_sv(sv,type,name,flag) \
- init_waitqueue_head(&(sv)->waiters)
#define sv_init(sv,flag,name) \
init_waitqueue_head(&(sv)->waiters)
#define sv_destroy(sv) \
diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c
index 34dcb43a7837..09360cf1e1f2 100644
--- a/fs/xfs/linux-2.6/xfs_aops.c
+++ b/fs/xfs/linux-2.6/xfs_aops.c
@@ -71,7 +71,7 @@ xfs_page_trace(
int tag,
struct inode *inode,
struct page *page,
- int mask)
+ unsigned long pgoff)
{
xfs_inode_t *ip;
bhv_vnode_t *vp = vn_from_inode(inode);
@@ -91,7 +91,7 @@ xfs_page_trace(
(void *)ip,
(void *)inode,
(void *)page,
- (void *)((unsigned long)mask),
+ (void *)pgoff,
(void *)((unsigned long)((ip->i_d.di_size >> 32) & 0xffffffff)),
(void *)((unsigned long)(ip->i_d.di_size & 0xffffffff)),
(void *)((unsigned long)((isize >> 32) & 0xffffffff)),
@@ -105,7 +105,7 @@ xfs_page_trace(
(void *)NULL);
}
#else
-#define xfs_page_trace(tag, inode, page, mask)
+#define xfs_page_trace(tag, inode, page, pgoff)
#endif
/*
@@ -1197,7 +1197,7 @@ xfs_vm_releasepage(
.nr_to_write = 1,
};
- xfs_page_trace(XFS_RELEASEPAGE_ENTER, inode, page, gfp_mask);
+ xfs_page_trace(XFS_RELEASEPAGE_ENTER, inode, page, 0);
if (!page_has_buffers(page))
return 0;
@@ -1356,7 +1356,6 @@ xfs_end_io_direct(
ioend->io_size = size;
xfs_finish_ioend(ioend);
} else {
- ASSERT(size >= 0);
xfs_destroy_ioend(ioend);
}
diff --git a/fs/xfs/linux-2.6/xfs_buf.c b/fs/xfs/linux-2.6/xfs_buf.c
index 2af528dcfb04..9bbadafdcb00 100644
--- a/fs/xfs/linux-2.6/xfs_buf.c
+++ b/fs/xfs/linux-2.6/xfs_buf.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2000-2005 Silicon Graphics, Inc.
+ * Copyright (c) 2000-2006 Silicon Graphics, Inc.
* All Rights Reserved.
*
* This program is free software; you can redistribute it and/or
@@ -318,8 +318,12 @@ xfs_buf_free(
if ((bp->b_flags & XBF_MAPPED) && (bp->b_page_count > 1))
free_address(bp->b_addr - bp->b_offset);
- for (i = 0; i < bp->b_page_count; i++)
- page_cache_release(bp->b_pages[i]);
+ for (i = 0; i < bp->b_page_count; i++) {
+ struct page *page = bp->b_pages[i];
+
+ ASSERT(!PagePrivate(page));
+ page_cache_release(page);
+ }
_xfs_buf_free_pages(bp);
} else if (bp->b_flags & _XBF_KMEM_ALLOC) {
/*
@@ -400,6 +404,7 @@ _xfs_buf_lookup_pages(
nbytes = min_t(size_t, size, PAGE_CACHE_SIZE - offset);
size -= nbytes;
+ ASSERT(!PagePrivate(page));
if (!PageUptodate(page)) {
page_count--;
if (blocksize >= PAGE_CACHE_SIZE) {
@@ -768,7 +773,7 @@ xfs_buf_get_noaddr(
_xfs_buf_initialize(bp, target, 0, len, 0);
try_again:
- data = kmem_alloc(malloc_len, KM_SLEEP | KM_MAYFAIL);
+ data = kmem_alloc(malloc_len, KM_SLEEP | KM_MAYFAIL | KM_LARGE);
if (unlikely(data == NULL))
goto fail_free_buf;
@@ -1117,10 +1122,10 @@ xfs_buf_bio_end_io(
do {
struct page *page = bvec->bv_page;
+ ASSERT(!PagePrivate(page));
if (unlikely(bp->b_error)) {
if (bp->b_flags & XBF_READ)
ClearPageUptodate(page);
- SetPageError(page);
} else if (blocksize >= PAGE_CACHE_SIZE) {
SetPageUptodate(page);
} else if (!PagePrivate(page) &&
@@ -1156,16 +1161,16 @@ _xfs_buf_ioapply(
total_nr_pages = bp->b_page_count;
map_i = 0;
- if (bp->b_flags & _XBF_RUN_QUEUES) {
- bp->b_flags &= ~_XBF_RUN_QUEUES;
- rw = (bp->b_flags & XBF_READ) ? READ_SYNC : WRITE_SYNC;
- } else {
- rw = (bp->b_flags & XBF_READ) ? READ : WRITE;
- }
-
if (bp->b_flags & XBF_ORDERED) {
ASSERT(!(bp->b_flags & XBF_READ));
rw = WRITE_BARRIER;
+ } else if (bp->b_flags & _XBF_RUN_QUEUES) {
+ ASSERT(!(bp->b_flags & XBF_READ_AHEAD));
+ bp->b_flags &= ~_XBF_RUN_QUEUES;
+ rw = (bp->b_flags & XBF_WRITE) ? WRITE_SYNC : READ_SYNC;
+ } else {
+ rw = (bp->b_flags & XBF_WRITE) ? WRITE :
+ (bp->b_flags & XBF_READ_AHEAD) ? READA : READ;
}
/* Special code path for reading a sub page size buffer in --
@@ -1681,6 +1686,7 @@ xfsbufd(
xfs_buf_t *bp, *n;
struct list_head *dwq = &target->bt_delwrite_queue;
spinlock_t *dwlk = &target->bt_delwrite_lock;
+ int count;
current->flags |= PF_MEMALLOC;
@@ -1696,6 +1702,7 @@ xfsbufd(
schedule_timeout_interruptible(
xfs_buf_timer_centisecs * msecs_to_jiffies(10));
+ count = 0;
age = xfs_buf_age_centisecs * msecs_to_jiffies(10);
spin_lock(dwlk);
list_for_each_entry_safe(bp, n, dwq, b_list) {
@@ -1711,9 +1718,11 @@ xfsbufd(
break;
}
- bp->b_flags &= ~(XBF_DELWRI|_XBF_DELWRI_Q);
+ bp->b_flags &= ~(XBF_DELWRI|_XBF_DELWRI_Q|
+ _XBF_RUN_QUEUES);
bp->b_flags |= XBF_WRITE;
- list_move(&bp->b_list, &tmp);
+ list_move_tail(&bp->b_list, &tmp);
+ count++;
}
}
spin_unlock(dwlk);
@@ -1724,12 +1733,12 @@ xfsbufd(
list_del_init(&bp->b_list);
xfs_buf_iostrategy(bp);
-
- blk_run_address_space(target->bt_mapping);
}
if (as_list_len > 0)
purge_addresses();
+ if (count)
+ blk_run_address_space(target->bt_mapping);
clear_bit(XBT_FORCE_FLUSH, &target->bt_flags);
} while (!kthread_should_stop());
@@ -1767,7 +1776,7 @@ xfs_flush_buftarg(
continue;
}
- list_move(&bp->b_list, &tmp);
+ list_move_tail(&bp->b_list, &tmp);
}
spin_unlock(dwlk);
@@ -1776,7 +1785,7 @@ xfs_flush_buftarg(
*/
list_for_each_entry_safe(bp, n, &tmp, b_list) {
xfs_buf_lock(bp);
- bp->b_flags &= ~(XBF_DELWRI|_XBF_DELWRI_Q);
+ bp->b_flags &= ~(XBF_DELWRI|_XBF_DELWRI_Q|_XBF_RUN_QUEUES);
bp->b_flags |= XBF_WRITE;
if (wait)
bp->b_flags &= ~XBF_ASYNC;
@@ -1786,6 +1795,9 @@ xfs_flush_buftarg(
xfs_buf_iostrategy(bp);
}
+ if (wait)
+ blk_run_address_space(target->bt_mapping);
+
/*
* Remaining list items must be flushed before returning
*/
@@ -1797,9 +1809,6 @@ xfs_flush_buftarg(
xfs_buf_relse(bp);
}
- if (wait)
- blk_run_address_space(target->bt_mapping);
-
return pincount;
}
diff --git a/fs/xfs/linux-2.6/xfs_buf.h b/fs/xfs/linux-2.6/xfs_buf.h
index 7858703ed84c..9dd235cb0107 100644
--- a/fs/xfs/linux-2.6/xfs_buf.h
+++ b/fs/xfs/linux-2.6/xfs_buf.h
@@ -298,11 +298,6 @@ extern void xfs_buf_trace(xfs_buf_t *, char *, void *, void *);
#define XFS_BUF_UNWRITE(bp) ((bp)->b_flags &= ~XBF_WRITE)
#define XFS_BUF_ISWRITE(bp) ((bp)->b_flags & XBF_WRITE)
-#define XFS_BUF_ISUNINITIAL(bp) (0)
-#define XFS_BUF_UNUNINITIAL(bp) (0)
-
-#define XFS_BUF_BP_ISMAPPED(bp) (1)
-
#define XFS_BUF_IODONE_FUNC(bp) ((bp)->b_iodone)
#define XFS_BUF_SET_IODONE_FUNC(bp, func) ((bp)->b_iodone = (func))
#define XFS_BUF_CLR_IODONE_FUNC(bp) ((bp)->b_iodone = NULL)
@@ -393,8 +388,6 @@ static inline int XFS_bwrite(xfs_buf_t *bp)
return error;
}
-#define XFS_bdwrite(bp) xfs_buf_iostart(bp, XBF_DELWRI | XBF_ASYNC)
-
static inline int xfs_bdwrite(void *mp, xfs_buf_t *bp)
{
bp->b_strat = xfs_bdstrat_cb;
diff --git a/fs/xfs/linux-2.6/xfs_file.c b/fs/xfs/linux-2.6/xfs_file.c
index 41cfcba7ce49..d93d8dd1958d 100644
--- a/fs/xfs/linux-2.6/xfs_file.c
+++ b/fs/xfs/linux-2.6/xfs_file.c
@@ -49,50 +49,49 @@ static struct vm_operations_struct xfs_dmapi_file_vm_ops;
STATIC inline ssize_t
__xfs_file_read(
struct kiocb *iocb,
- char __user *buf,
+ const struct iovec *iov,
+ unsigned long nr_segs,
int ioflags,
- size_t count,
loff_t pos)
{
- struct iovec iov = {buf, count};
struct file *file = iocb->ki_filp;
bhv_vnode_t *vp = vn_from_inode(file->f_dentry->d_inode);
BUG_ON(iocb->ki_pos != pos);
if (unlikely(file->f_flags & O_DIRECT))
ioflags |= IO_ISDIRECT;
- return bhv_vop_read(vp, iocb, &iov, 1, &iocb->ki_pos, ioflags, NULL);
+ return bhv_vop_read(vp, iocb, iov, nr_segs, &iocb->ki_pos,
+ ioflags, NULL);
}
STATIC ssize_t
xfs_file_aio_read(
struct kiocb *iocb,
- char __user *buf,
- size_t count,
+ const struct iovec *iov,
+ unsigned long nr_segs,
loff_t pos)
{
- return __xfs_file_read(iocb, buf, IO_ISAIO, count, pos);
+ return __xfs_file_read(iocb, iov, nr_segs, IO_ISAIO, pos);
}
STATIC ssize_t
xfs_file_aio_read_invis(
struct kiocb *iocb,
- char __user *buf,
- size_t count,
+ const struct iovec *iov,
+ unsigned long nr_segs,
loff_t pos)
{
- return __xfs_file_read(iocb, buf, IO_ISAIO|IO_INVIS, count, pos);
+ return __xfs_file_read(iocb, iov, nr_segs, IO_ISAIO|IO_INVIS, pos);
}
STATIC inline ssize_t
__xfs_file_write(
- struct kiocb *iocb,
- const char __user *buf,
- int ioflags,
- size_t count,
- loff_t pos)
+ struct kiocb *iocb,
+ const struct iovec *iov,
+ unsigned long nr_segs,
+ int ioflags,
+ loff_t pos)
{
- struct iovec iov = {(void __user *)buf, count};
struct file *file = iocb->ki_filp;
struct inode *inode = file->f_mapping->host;
bhv_vnode_t *vp = vn_from_inode(inode);
@@ -100,117 +99,28 @@ __xfs_file_write(
BUG_ON(iocb->ki_pos != pos);
if (unlikely(file->f_flags & O_DIRECT))
ioflags |= IO_ISDIRECT;
- return bhv_vop_write(vp, iocb, &iov, 1, &iocb->ki_pos, ioflags, NULL);
+ return bhv_vop_write(vp, iocb, iov, nr_segs, &iocb->ki_pos,
+ ioflags, NULL);
}
STATIC ssize_t
xfs_file_aio_write(
struct kiocb *iocb,
- const char __user *buf,
- size_t count,
+ const struct iovec *iov,
+ unsigned long nr_segs,
loff_t pos)
{
- return __xfs_file_write(iocb, buf, IO_ISAIO, count, pos);
+ return __xfs_file_write(iocb, iov, nr_segs, IO_ISAIO, pos);
}
STATIC ssize_t
xfs_file_aio_write_invis(
struct kiocb *iocb,
- const char __user *buf,
- size_t count,
- loff_t pos)
-{
- return __xfs_file_write(iocb, buf, IO_ISAIO|IO_INVIS, count, pos);
-}
-
-STATIC inline ssize_t
-__xfs_file_readv(
- struct file *file,
- const struct iovec *iov,
- int ioflags,
- unsigned long nr_segs,
- loff_t *ppos)
-{
- struct inode *inode = file->f_mapping->host;
- bhv_vnode_t *vp = vn_from_inode(inode);
- struct kiocb kiocb;
- ssize_t rval;
-
- init_sync_kiocb(&kiocb, file);
- kiocb.ki_pos = *ppos;
-
- if (unlikely(file->f_flags & O_DIRECT))
- ioflags |= IO_ISDIRECT;
- rval = bhv_vop_read(vp, &kiocb, iov, nr_segs,
- &kiocb.ki_pos, ioflags, NULL);
-
- *ppos = kiocb.ki_pos;
- return rval;
-}
-
-STATIC ssize_t
-xfs_file_readv(
- struct file *file,
- const struct iovec *iov,
- unsigned long nr_segs,
- loff_t *ppos)
-{
- return __xfs_file_readv(file, iov, 0, nr_segs, ppos);
-}
-
-STATIC ssize_t
-xfs_file_readv_invis(
- struct file *file,
- const struct iovec *iov,
- unsigned long nr_segs,
- loff_t *ppos)
-{
- return __xfs_file_readv(file, iov, IO_INVIS, nr_segs, ppos);
-}
-
-STATIC inline ssize_t
-__xfs_file_writev(
- struct file *file,
- const struct iovec *iov,
- int ioflags,
- unsigned long nr_segs,
- loff_t *ppos)
-{
- struct inode *inode = file->f_mapping->host;
- bhv_vnode_t *vp = vn_from_inode(inode);
- struct kiocb kiocb;
- ssize_t rval;
-
- init_sync_kiocb(&kiocb, file);
- kiocb.ki_pos = *ppos;
- if (unlikely(file->f_flags & O_DIRECT))
- ioflags |= IO_ISDIRECT;
-
- rval = bhv_vop_write(vp, &kiocb, iov, nr_segs,
- &kiocb.ki_pos, ioflags, NULL);
-
- *ppos = kiocb.ki_pos;
- return rval;
-}
-
-STATIC ssize_t
-xfs_file_writev(
- struct file *file,
- const struct iovec *iov,
+ const struct iovec *iov,
unsigned long nr_segs,
- loff_t *ppos)
-{
- return __xfs_file_writev(file, iov, 0, nr_segs, ppos);
-}
-
-STATIC ssize_t
-xfs_file_writev_invis(
- struct file *file,
- const struct iovec *iov,
- unsigned long nr_segs,
- loff_t *ppos)
+ loff_t pos)
{
- return __xfs_file_writev(file, iov, IO_INVIS, nr_segs, ppos);
+ return __xfs_file_write(iocb, iov, nr_segs, IO_ISAIO|IO_INVIS, pos);
}
STATIC ssize_t
@@ -540,8 +450,6 @@ const struct file_operations xfs_file_operations = {
.llseek = generic_file_llseek,
.read = do_sync_read,
.write = do_sync_write,
- .readv = xfs_file_readv,
- .writev = xfs_file_writev,
.aio_read = xfs_file_aio_read,
.aio_write = xfs_file_aio_write,
.sendfile = xfs_file_sendfile,
@@ -565,8 +473,6 @@ const struct file_operations xfs_invis_file_operations = {
.llseek = generic_file_llseek,
.read = do_sync_read,
.write = do_sync_write,
- .readv = xfs_file_readv_invis,
- .writev = xfs_file_writev_invis,
.aio_read = xfs_file_aio_read_invis,
.aio_write = xfs_file_aio_write_invis,
.sendfile = xfs_file_sendfile_invis,
diff --git a/fs/xfs/linux-2.6/xfs_globals.c b/fs/xfs/linux-2.6/xfs_globals.c
index 6c162c3dde7e..ed3a5e1b4b67 100644
--- a/fs/xfs/linux-2.6/xfs_globals.c
+++ b/fs/xfs/linux-2.6/xfs_globals.c
@@ -34,7 +34,7 @@ xfs_param_t xfs_params = {
.restrict_chown = { 0, 1, 1 },
.sgid_inherit = { 0, 0, 1 },
.symlink_mode = { 0, 0, 1 },
- .panic_mask = { 0, 0, 127 },
+ .panic_mask = { 0, 0, 255 },
.error_level = { 0, 3, 11 },
.syncd_timer = { 1*100, 30*100, 7200*100},
.stats_clear = { 0, 0, 1 },
diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/linux-2.6/xfs_ioctl.c
index 6e52a5dd38d8..a74f854d91e6 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl.c
@@ -653,7 +653,7 @@ xfs_attrmulti_by_handle(
STATIC int
xfs_ioc_space(
bhv_desc_t *bdp,
- bhv_vnode_t *vp,
+ struct inode *inode,
struct file *filp,
int flags,
unsigned int cmd,
@@ -735,7 +735,7 @@ xfs_ioctl(
!capable(CAP_SYS_ADMIN))
return -EPERM;
- return xfs_ioc_space(bdp, vp, filp, ioflags, cmd, arg);
+ return xfs_ioc_space(bdp, inode, filp, ioflags, cmd, arg);
case XFS_IOC_DIOINFO: {
struct dioattr da;
@@ -763,6 +763,8 @@ xfs_ioctl(
return xfs_ioc_fsgeometry(mp, arg);
case XFS_IOC_GETVERSION:
+ return put_user(inode->i_generation, (int __user *)arg);
+
case XFS_IOC_GETXFLAGS:
case XFS_IOC_SETXFLAGS:
case XFS_IOC_FSGETXATTR:
@@ -957,7 +959,7 @@ xfs_ioctl(
STATIC int
xfs_ioc_space(
bhv_desc_t *bdp,
- bhv_vnode_t *vp,
+ struct inode *inode,
struct file *filp,
int ioflags,
unsigned int cmd,
@@ -967,13 +969,13 @@ xfs_ioc_space(
int attr_flags = 0;
int error;
- if (vp->v_inode.i_flags & (S_IMMUTABLE|S_APPEND))
+ if (inode->i_flags & (S_IMMUTABLE|S_APPEND))
return -XFS_ERROR(EPERM);
if (!(filp->f_mode & FMODE_WRITE))
return -XFS_ERROR(EBADF);
- if (!VN_ISREG(vp))
+ if (!S_ISREG(inode->i_mode))
return -XFS_ERROR(EINVAL);
if (copy_from_user(&bf, arg, sizeof(bf)))
@@ -1264,13 +1266,6 @@ xfs_ioc_xattr(
break;
}
- case XFS_IOC_GETVERSION: {
- flags = vn_to_inode(vp)->i_generation;
- if (copy_to_user(arg, &flags, sizeof(flags)))
- error = -EFAULT;
- break;
- }
-
default:
error = -ENOTTY;
break;
diff --git a/fs/xfs/linux-2.6/xfs_iops.c b/fs/xfs/linux-2.6/xfs_iops.c
index 22e3b714f629..3ba814ae3bba 100644
--- a/fs/xfs/linux-2.6/xfs_iops.c
+++ b/fs/xfs/linux-2.6/xfs_iops.c
@@ -623,12 +623,27 @@ xfs_vn_getattr(
{
struct inode *inode = dentry->d_inode;
bhv_vnode_t *vp = vn_from_inode(inode);
- int error = 0;
+ bhv_vattr_t vattr = { .va_mask = XFS_AT_STAT };
+ int error;
- if (unlikely(vp->v_flag & VMODIFIED))
- error = vn_revalidate(vp);
- if (!error)
- generic_fillattr(inode, stat);
+ error = bhv_vop_getattr(vp, &vattr, ATTR_LAZY, NULL);
+ if (likely(!error)) {
+ stat->size = i_size_read(inode);
+ stat->dev = inode->i_sb->s_dev;
+ stat->rdev = (vattr.va_rdev == 0) ? 0 :
+ MKDEV(sysv_major(vattr.va_rdev) & 0x1ff,
+ sysv_minor(vattr.va_rdev));
+ stat->mode = vattr.va_mode;
+ stat->nlink = vattr.va_nlink;
+ stat->uid = vattr.va_uid;
+ stat->gid = vattr.va_gid;
+ stat->ino = vattr.va_nodeid;
+ stat->atime = vattr.va_atime;
+ stat->mtime = vattr.va_mtime;
+ stat->ctime = vattr.va_ctime;
+ stat->blocks = vattr.va_nblocks;
+ stat->blksize = vattr.va_blocksize;
+ }
return -error;
}
diff --git a/fs/xfs/linux-2.6/xfs_linux.h b/fs/xfs/linux-2.6/xfs_linux.h
index a13f75c1a936..2b0e0018738a 100644
--- a/fs/xfs/linux-2.6/xfs_linux.h
+++ b/fs/xfs/linux-2.6/xfs_linux.h
@@ -148,11 +148,7 @@ BUFFER_FNS(PrivateStart, unwritten);
(current->flags = ((current->flags & ~(f)) | (*(sp) & (f))))
#define NBPP PAGE_SIZE
-#define DPPSHFT (PAGE_SHIFT - 9)
#define NDPP (1 << (PAGE_SHIFT - 9))
-#define dtop(DD) (((DD) + NDPP - 1) >> DPPSHFT)
-#define dtopt(DD) ((DD) >> DPPSHFT)
-#define dpoff(DD) ((DD) & (NDPP-1))
#define NBBY 8 /* number of bits per byte */
#define NBPC PAGE_SIZE /* Number of bytes per click */
@@ -172,8 +168,6 @@ BUFFER_FNS(PrivateStart, unwritten);
#define btoct(x) ((__psunsigned_t)(x)>>BPCSHIFT)
#define btoc64(x) (((__uint64_t)(x)+(NBPC-1))>>BPCSHIFT)
#define btoct64(x) ((__uint64_t)(x)>>BPCSHIFT)
-#define io_btoc(x) (((__psunsigned_t)(x)+(IO_NBPC-1))>>IO_BPCSHIFT)
-#define io_btoct(x) ((__psunsigned_t)(x)>>IO_BPCSHIFT)
/* off_t bytes to clicks */
#define offtoc(x) (((__uint64_t)(x)+(NBPC-1))>>BPCSHIFT)
@@ -186,7 +180,6 @@ BUFFER_FNS(PrivateStart, unwritten);
#define ctob(x) ((__psunsigned_t)(x)<<BPCSHIFT)
#define btoct(x) ((__psunsigned_t)(x)>>BPCSHIFT)
#define ctob64(x) ((__uint64_t)(x)<<BPCSHIFT)
-#define io_ctob(x) ((__psunsigned_t)(x)<<IO_BPCSHIFT)
/* bytes to clicks */
#define btoc(x) (((__psunsigned_t)(x)+(NBPC-1))>>BPCSHIFT)
@@ -339,4 +332,11 @@ static inline __uint64_t roundup_64(__uint64_t x, __uint32_t y)
return(x * y);
}
+static inline __uint64_t howmany_64(__uint64_t x, __uint32_t y)
+{
+ x += y - 1;
+ do_div(x, y);
+ return x;
+}
+
#endif /* __XFS_LINUX__ */
diff --git a/fs/xfs/linux-2.6/xfs_lrw.c b/fs/xfs/linux-2.6/xfs_lrw.c
index ee788b1cb364..fa842f1c9fa2 100644
--- a/fs/xfs/linux-2.6/xfs_lrw.c
+++ b/fs/xfs/linux-2.6/xfs_lrw.c
@@ -270,16 +270,18 @@ xfs_read(
}
}
- if (unlikely((ioflags & IO_ISDIRECT) && VN_CACHED(vp)))
- bhv_vop_flushinval_pages(vp, ctooff(offtoct(*offset)),
- -1, FI_REMAPF_LOCKED);
-
- if (unlikely(ioflags & IO_ISDIRECT))
+ if (unlikely(ioflags & IO_ISDIRECT)) {
+ if (VN_CACHED(vp))
+ bhv_vop_flushinval_pages(vp, ctooff(offtoct(*offset)),
+ -1, FI_REMAPF_LOCKED);
mutex_unlock(&inode->i_mutex);
+ }
xfs_rw_enter_trace(XFS_READ_ENTER, &ip->i_iocore,
(void *)iovp, segs, *offset, ioflags);
- ret = __generic_file_aio_read(iocb, iovp, segs, offset);
+
+ iocb->ki_pos = *offset;
+ ret = generic_file_aio_read(iocb, iovp, segs, *offset);
if (ret == -EIOCBQUEUED && !(ioflags & IO_ISAIO))
ret = wait_on_sync_kiocb(iocb);
if (ret > 0)
diff --git a/fs/xfs/linux-2.6/xfs_super.c b/fs/xfs/linux-2.6/xfs_super.c
index 9df9ed37d219..38c4d128a8c0 100644
--- a/fs/xfs/linux-2.6/xfs_super.c
+++ b/fs/xfs/linux-2.6/xfs_super.c
@@ -227,7 +227,9 @@ xfs_initialize_vnode(
xfs_revalidate_inode(XFS_BHVTOM(bdp), vp, ip);
xfs_set_inodeops(inode);
+ spin_lock(&ip->i_flags_lock);
ip->i_flags &= ~XFS_INEW;
+ spin_unlock(&ip->i_flags_lock);
barrier();
unlock_new_inode(inode);
diff --git a/fs/xfs/linux-2.6/xfs_vfs.h b/fs/xfs/linux-2.6/xfs_vfs.h
index 91fc2c4b3353..da255bdf5260 100644
--- a/fs/xfs/linux-2.6/xfs_vfs.h
+++ b/fs/xfs/linux-2.6/xfs_vfs.h
@@ -79,7 +79,7 @@ typedef enum {
#define VFS_RDONLY 0x0001 /* read-only vfs */
#define VFS_GRPID 0x0002 /* group-ID assigned from directory */
#define VFS_DMI 0x0004 /* filesystem has the DMI enabled */
-#define VFS_UMOUNT 0x0008 /* unmount in progress */
+/* ---- VFS_UMOUNT ---- 0x0008 -- unneeded, fixed via kthread APIs */
#define VFS_32BITINODES 0x0010 /* do not use inums above 32 bits */
#define VFS_END 0x0010 /* max flag */
diff --git a/fs/xfs/linux-2.6/xfs_vnode.h b/fs/xfs/linux-2.6/xfs_vnode.h
index c42b3221b20c..515f5fdea57a 100644
--- a/fs/xfs/linux-2.6/xfs_vnode.h
+++ b/fs/xfs/linux-2.6/xfs_vnode.h
@@ -85,8 +85,6 @@ typedef enum {
#define VN_BHV_HEAD(vp) ((bhv_head_t *)(&((vp)->v_bh)))
#define vn_bhv_head_init(bhp,name) bhv_head_init(bhp,name)
#define vn_bhv_remove(bhp,bdp) bhv_remove(bhp,bdp)
-#define vn_bhv_lookup(bhp,ops) bhv_lookup(bhp,ops)
-#define vn_bhv_lookup_unlocked(bhp,ops) bhv_lookup_unlocked(bhp,ops)
/*
* Vnode to Linux inode mapping.
diff --git a/fs/xfs/quota/xfs_dquot_item.c b/fs/xfs/quota/xfs_dquot_item.c
index 5b2dcc58b244..33ad5af386e0 100644
--- a/fs/xfs/quota/xfs_dquot_item.c
+++ b/fs/xfs/quota/xfs_dquot_item.c
@@ -382,18 +382,6 @@ xfs_qm_dquot_logitem_unlock(
/*
- * The transaction with the dquot locked has aborted. The dquot
- * must not be dirty within the transaction. We simply unlock just
- * as if the transaction had been cancelled.
- */
-STATIC void
-xfs_qm_dquot_logitem_abort(
- xfs_dq_logitem_t *ql)
-{
- xfs_qm_dquot_logitem_unlock(ql);
-}
-
-/*
* this needs to stamp an lsn into the dquot, I think.
* rpc's that look at user dquot's would then have to
* push on the dependency recorded in the dquot
@@ -426,7 +414,6 @@ STATIC struct xfs_item_ops xfs_dquot_item_ops = {
.iop_committed = (xfs_lsn_t(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_qm_dquot_logitem_committed,
.iop_push = (void(*)(xfs_log_item_t*))xfs_qm_dquot_logitem_push,
- .iop_abort = (void(*)(xfs_log_item_t*))xfs_qm_dquot_logitem_abort,
.iop_pushbuf = (void(*)(xfs_log_item_t*))
xfs_qm_dquot_logitem_pushbuf,
.iop_committing = (void(*)(xfs_log_item_t*, xfs_lsn_t))
@@ -559,17 +546,6 @@ xfs_qm_qoff_logitem_committed(xfs_qoff_logitem_t *qf, xfs_lsn_t lsn)
}
/*
- * The transaction of which this QUOTAOFF is a part has been aborted.
- * Just clean up after ourselves.
- * Shouldn't this never happen in the case of qoffend logitems? XXX
- */
-STATIC void
-xfs_qm_qoff_logitem_abort(xfs_qoff_logitem_t *qf)
-{
- kmem_free(qf, sizeof(xfs_qoff_logitem_t));
-}
-
-/*
* There isn't much you can do to push on an quotaoff item. It is simply
* stuck waiting for the log to be flushed to disk.
*/
@@ -644,7 +620,6 @@ STATIC struct xfs_item_ops xfs_qm_qoffend_logitem_ops = {
.iop_committed = (xfs_lsn_t(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_qm_qoffend_logitem_committed,
.iop_push = (void(*)(xfs_log_item_t*))xfs_qm_qoff_logitem_push,
- .iop_abort = (void(*)(xfs_log_item_t*))xfs_qm_qoff_logitem_abort,
.iop_pushbuf = NULL,
.iop_committing = (void(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_qm_qoffend_logitem_committing
@@ -667,7 +642,6 @@ STATIC struct xfs_item_ops xfs_qm_qoff_logitem_ops = {
.iop_committed = (xfs_lsn_t(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_qm_qoff_logitem_committed,
.iop_push = (void(*)(xfs_log_item_t*))xfs_qm_qoff_logitem_push,
- .iop_abort = (void(*)(xfs_log_item_t*))xfs_qm_qoff_logitem_abort,
.iop_pushbuf = NULL,
.iop_committing = (void(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_qm_qoff_logitem_committing
diff --git a/fs/xfs/quota/xfs_qm.c b/fs/xfs/quota/xfs_qm.c
index e23e45535c48..7c6a3a50379e 100644
--- a/fs/xfs/quota/xfs_qm.c
+++ b/fs/xfs/quota/xfs_qm.c
@@ -112,17 +112,17 @@ xfs_Gqm_init(void)
{
xfs_dqhash_t *udqhash, *gdqhash;
xfs_qm_t *xqm;
- uint i, hsize, flags = KM_SLEEP | KM_MAYFAIL;
+ size_t hsize;
+ uint i;
/*
* Initialize the dquot hash tables.
*/
- hsize = XFS_QM_HASHSIZE_HIGH;
- while (!(udqhash = kmem_zalloc(hsize * sizeof(xfs_dqhash_t), flags))) {
- if ((hsize >>= 1) <= XFS_QM_HASHSIZE_LOW)
- flags = KM_SLEEP;
- }
- gdqhash = kmem_zalloc(hsize * sizeof(xfs_dqhash_t), KM_SLEEP);
+ udqhash = kmem_zalloc_greedy(&hsize,
+ XFS_QM_HASHSIZE_LOW, XFS_QM_HASHSIZE_HIGH,
+ KM_SLEEP | KM_MAYFAIL | KM_LARGE);
+ gdqhash = kmem_zalloc(hsize, KM_SLEEP | KM_LARGE);
+ hsize /= sizeof(xfs_dqhash_t);
ndquot = hsize << 8;
xqm = kmem_zalloc(sizeof(xfs_qm_t), KM_SLEEP);
diff --git a/fs/xfs/quota/xfs_qm.h b/fs/xfs/quota/xfs_qm.h
index 4568deb6da86..689407de0a20 100644
--- a/fs/xfs/quota/xfs_qm.h
+++ b/fs/xfs/quota/xfs_qm.h
@@ -56,12 +56,6 @@ extern kmem_zone_t *qm_dqtrxzone;
#define XFS_QM_HASHSIZE_HIGH ((NBPP * 4) / sizeof(xfs_dqhash_t))
/*
- * We output a cmn_err when quotachecking a quota file with more than
- * this many fsbs.
- */
-#define XFS_QM_BIG_QCHECK_NBLKS 500
-
-/*
* This defines the unit of allocation of dquots.
* Currently, it is just one file system block, and a 4K blk contains 30
* (136 * 30 = 4080) dquots. It's probably not worth trying to make
diff --git a/fs/xfs/quota/xfs_quota_priv.h b/fs/xfs/quota/xfs_quota_priv.h
index b7ddd04aae32..a8b85e2be9d5 100644
--- a/fs/xfs/quota/xfs_quota_priv.h
+++ b/fs/xfs/quota/xfs_quota_priv.h
@@ -75,7 +75,6 @@ static inline int XQMISLCKD(struct xfs_dqhash *h)
#define xfs_qm_freelist_lock(qm) XQMLCK(&((qm)->qm_dqfreelist))
#define xfs_qm_freelist_unlock(qm) XQMUNLCK(&((qm)->qm_dqfreelist))
-#define XFS_QM_IS_FREELIST_LOCKED(qm) XQMISLCKD(&((qm)->qm_dqfreelist))
/*
* Hash into a bucket in the dquot hash table, based on <mp, id>.
@@ -170,6 +169,5 @@ for ((dqp) = (qlist)->qh_next; (dqp) != (xfs_dquot_t *)(qlist); \
#define DQFLAGTO_TYPESTR(d) (((d)->dq_flags & XFS_DQ_USER) ? "USR" : \
(((d)->dq_flags & XFS_DQ_GROUP) ? "GRP" : \
(((d)->dq_flags & XFS_DQ_PROJ) ? "PRJ":"???")))
-#define DQFLAGTO_DIRTYSTR(d) (XFS_DQ_IS_DIRTY(d) ? "DIRTY" : "NOTDIRTY")
#endif /* __XFS_QUOTA_PRIV_H__ */
diff --git a/fs/xfs/support/ktrace.c b/fs/xfs/support/ktrace.c
index addf5a7ea06c..5cf2e86caa71 100644
--- a/fs/xfs/support/ktrace.c
+++ b/fs/xfs/support/ktrace.c
@@ -75,7 +75,7 @@ ktrace_alloc(int nentries, unsigned int __nocast sleep)
sleep);
} else {
ktep = (ktrace_entry_t*)kmem_zalloc((nentries * sizeof(*ktep)),
- sleep);
+ sleep | KM_LARGE);
}
if (ktep == NULL) {
diff --git a/fs/xfs/xfs_ag.h b/fs/xfs/xfs_ag.h
index dc2361dd740a..9ece7f87ec5b 100644
--- a/fs/xfs/xfs_ag.h
+++ b/fs/xfs/xfs_ag.h
@@ -150,7 +150,7 @@ typedef struct xfs_agi {
#define XFS_BUF_TO_AGFL(bp) ((xfs_agfl_t *)XFS_BUF_PTR(bp))
typedef struct xfs_agfl {
- xfs_agblock_t agfl_bno[1]; /* actually XFS_AGFL_SIZE(mp) */
+ __be32 agfl_bno[1]; /* actually XFS_AGFL_SIZE(mp) */
} xfs_agfl_t;
/*
diff --git a/fs/xfs/xfs_alloc.c b/fs/xfs/xfs_alloc.c
index d2bbcd882a69..e80dda3437d1 100644
--- a/fs/xfs/xfs_alloc.c
+++ b/fs/xfs/xfs_alloc.c
@@ -1477,8 +1477,10 @@ xfs_alloc_ag_vextent_small(
/*
* Can't allocate from the freelist for some reason.
*/
- else
+ else {
+ fbno = NULLAGBLOCK;
flen = 0;
+ }
/*
* Can't do the allocation, give up.
*/
@@ -2021,7 +2023,7 @@ xfs_alloc_get_freelist(
/*
* Get the block number and update the data structures.
*/
- bno = INT_GET(agfl->agfl_bno[be32_to_cpu(agf->agf_flfirst)], ARCH_CONVERT);
+ bno = be32_to_cpu(agfl->agfl_bno[be32_to_cpu(agf->agf_flfirst)]);
be32_add(&agf->agf_flfirst, 1);
xfs_trans_brelse(tp, agflbp);
if (be32_to_cpu(agf->agf_flfirst) == XFS_AGFL_SIZE(mp))
@@ -2108,7 +2110,7 @@ xfs_alloc_put_freelist(
{
xfs_agf_t *agf; /* a.g. freespace structure */
xfs_agfl_t *agfl; /* a.g. free block array */
- xfs_agblock_t *blockp;/* pointer to array entry */
+ __be32 *blockp;/* pointer to array entry */
int error;
#ifdef XFS_ALLOC_TRACE
static char fname[] = "xfs_alloc_put_freelist";
@@ -2132,7 +2134,7 @@ xfs_alloc_put_freelist(
pag->pagf_flcount++;
ASSERT(be32_to_cpu(agf->agf_flcount) <= XFS_AGFL_SIZE(mp));
blockp = &agfl->agfl_bno[be32_to_cpu(agf->agf_fllast)];
- INT_SET(*blockp, ARCH_CONVERT, bno);
+ *blockp = cpu_to_be32(bno);
TRACE_MODAGF(NULL, agf, XFS_AGF_FLLAST | XFS_AGF_FLCOUNT);
xfs_alloc_log_agf(tp, agbp, XFS_AGF_FLLAST | XFS_AGF_FLCOUNT);
xfs_trans_log_buf(tp, agflbp,
diff --git a/fs/xfs/xfs_alloc_btree.c b/fs/xfs/xfs_alloc_btree.c
index 7446556e8021..74cadf95d4e8 100644
--- a/fs/xfs/xfs_alloc_btree.c
+++ b/fs/xfs/xfs_alloc_btree.c
@@ -92,6 +92,7 @@ xfs_alloc_delrec(
xfs_alloc_key_t *rkp; /* right block key pointer */
xfs_alloc_ptr_t *rpp; /* right block address pointer */
int rrecs=0; /* number of records in right block */
+ int numrecs;
xfs_alloc_rec_t *rrp; /* right block record pointer */
xfs_btree_cur_t *tcur; /* temporary btree cursor */
@@ -115,7 +116,8 @@ xfs_alloc_delrec(
/*
* Fail if we're off the end of the block.
*/
- if (ptr > be16_to_cpu(block->bb_numrecs)) {
+ numrecs = be16_to_cpu(block->bb_numrecs);
+ if (ptr > numrecs) {
*stat = 0;
return 0;
}
@@ -129,18 +131,18 @@ xfs_alloc_delrec(
lkp = XFS_ALLOC_KEY_ADDR(block, 1, cur);
lpp = XFS_ALLOC_PTR_ADDR(block, 1, cur);
#ifdef DEBUG
- for (i = ptr; i < be16_to_cpu(block->bb_numrecs); i++) {
+ for (i = ptr; i < numrecs; i++) {
if ((error = xfs_btree_check_sptr(cur, be32_to_cpu(lpp[i]), level)))
return error;
}
#endif
- if (ptr < be16_to_cpu(block->bb_numrecs)) {
+ if (ptr < numrecs) {
memmove(&lkp[ptr - 1], &lkp[ptr],
- (be16_to_cpu(block->bb_numrecs) - ptr) * sizeof(*lkp));
+ (numrecs - ptr) * sizeof(*lkp));
memmove(&lpp[ptr - 1], &lpp[ptr],
- (be16_to_cpu(block->bb_numrecs) - ptr) * sizeof(*lpp));
- xfs_alloc_log_ptrs(cur, bp, ptr, be16_to_cpu(block->bb_numrecs) - 1);
- xfs_alloc_log_keys(cur, bp, ptr, be16_to_cpu(block->bb_numrecs) - 1);
+ (numrecs - ptr) * sizeof(*lpp));
+ xfs_alloc_log_ptrs(cur, bp, ptr, numrecs - 1);
+ xfs_alloc_log_keys(cur, bp, ptr, numrecs - 1);
}
}
/*
@@ -149,10 +151,10 @@ xfs_alloc_delrec(
*/
else {
lrp = XFS_ALLOC_REC_ADDR(block, 1, cur);
- if (ptr < be16_to_cpu(block->bb_numrecs)) {
+ if (ptr < numrecs) {
memmove(&lrp[ptr - 1], &lrp[ptr],
- (be16_to_cpu(block->bb_numrecs) - ptr) * sizeof(*lrp));
- xfs_alloc_log_recs(cur, bp, ptr, be16_to_cpu(block->bb_numrecs) - 1);
+ (numrecs - ptr) * sizeof(*lrp));
+ xfs_alloc_log_recs(cur, bp, ptr, numrecs - 1);
}
/*
* If it's the first record in the block, we'll need a key
@@ -167,7 +169,8 @@ xfs_alloc_delrec(
/*
* Decrement and log the number of entries in the block.
*/
- be16_add(&block->bb_numrecs, -1);
+ numrecs--;
+ block->bb_numrecs = cpu_to_be16(numrecs);
xfs_alloc_log_block(cur->bc_tp, bp, XFS_BB_NUMRECS);
/*
* See if the longest free extent in the allocation group was
@@ -181,14 +184,14 @@ xfs_alloc_delrec(
if (level == 0 &&
cur->bc_btnum == XFS_BTNUM_CNT &&
be32_to_cpu(block->bb_rightsib) == NULLAGBLOCK &&
- ptr > be16_to_cpu(block->bb_numrecs)) {
- ASSERT(ptr == be16_to_cpu(block->bb_numrecs) + 1);
+ ptr > numrecs) {
+ ASSERT(ptr == numrecs + 1);
/*
* There are still records in the block. Grab the size
* from the last one.
*/
- if (be16_to_cpu(block->bb_numrecs)) {
- rrp = XFS_ALLOC_REC_ADDR(block, be16_to_cpu(block->bb_numrecs), cur);
+ if (numrecs) {
+ rrp = XFS_ALLOC_REC_ADDR(block, numrecs, cur);
agf->agf_longest = rrp->ar_blockcount;
}
/*
@@ -211,7 +214,7 @@ xfs_alloc_delrec(
* and it's NOT the leaf level,
* then we can get rid of this level.
*/
- if (be16_to_cpu(block->bb_numrecs) == 1 && level > 0) {
+ if (numrecs == 1 && level > 0) {
/*
* lpp is still set to the first pointer in the block.
* Make it the new root of the btree.
@@ -267,7 +270,7 @@ xfs_alloc_delrec(
* If the number of records remaining in the block is at least
* the minimum, we're done.
*/
- if (be16_to_cpu(block->bb_numrecs) >= XFS_ALLOC_BLOCK_MINRECS(level, cur)) {
+ if (numrecs >= XFS_ALLOC_BLOCK_MINRECS(level, cur)) {
if (level > 0 && (error = xfs_alloc_decrement(cur, level, &i)))
return error;
*stat = 1;
@@ -419,19 +422,21 @@ xfs_alloc_delrec(
* See if we can join with the left neighbor block.
*/
if (lbno != NULLAGBLOCK &&
- lrecs + be16_to_cpu(block->bb_numrecs) <= XFS_ALLOC_BLOCK_MAXRECS(level, cur)) {
+ lrecs + numrecs <= XFS_ALLOC_BLOCK_MAXRECS(level, cur)) {
/*
* Set "right" to be the starting block,
* "left" to be the left neighbor.
*/
rbno = bno;
right = block;
+ rrecs = be16_to_cpu(right->bb_numrecs);
rbp = bp;
if ((error = xfs_btree_read_bufs(mp, cur->bc_tp,
cur->bc_private.a.agno, lbno, 0, &lbp,
XFS_ALLOC_BTREE_REF)))
return error;
left = XFS_BUF_TO_ALLOC_BLOCK(lbp);
+ lrecs = be16_to_cpu(left->bb_numrecs);
if ((error = xfs_btree_check_sblock(cur, left, level, lbp)))
return error;
}
@@ -439,20 +444,21 @@ xfs_alloc_delrec(
* If that won't work, see if we can join with the right neighbor block.
*/
else if (rbno != NULLAGBLOCK &&
- rrecs + be16_to_cpu(block->bb_numrecs) <=
- XFS_ALLOC_BLOCK_MAXRECS(level, cur)) {
+ rrecs + numrecs <= XFS_ALLOC_BLOCK_MAXRECS(level, cur)) {
/*
* Set "left" to be the starting block,
* "right" to be the right neighbor.
*/
lbno = bno;
left = block;
+ lrecs = be16_to_cpu(left->bb_numrecs);
lbp = bp;
if ((error = xfs_btree_read_bufs(mp, cur->bc_tp,
cur->bc_private.a.agno, rbno, 0, &rbp,
XFS_ALLOC_BTREE_REF)))
return error;
right = XFS_BUF_TO_ALLOC_BLOCK(rbp);
+ rrecs = be16_to_cpu(right->bb_numrecs);
if ((error = xfs_btree_check_sblock(cur, right, level, rbp)))
return error;
}
@@ -474,34 +480,28 @@ xfs_alloc_delrec(
/*
* It's a non-leaf. Move keys and pointers.
*/
- lkp = XFS_ALLOC_KEY_ADDR(left, be16_to_cpu(left->bb_numrecs) + 1, cur);
- lpp = XFS_ALLOC_PTR_ADDR(left, be16_to_cpu(left->bb_numrecs) + 1, cur);
+ lkp = XFS_ALLOC_KEY_ADDR(left, lrecs + 1, cur);
+ lpp = XFS_ALLOC_PTR_ADDR(left, lrecs + 1, cur);
rkp = XFS_ALLOC_KEY_ADDR(right, 1, cur);
rpp = XFS_ALLOC_PTR_ADDR(right, 1, cur);
#ifdef DEBUG
- for (i = 0; i < be16_to_cpu(right->bb_numrecs); i++) {
+ for (i = 0; i < rrecs; i++) {
if ((error = xfs_btree_check_sptr(cur, be32_to_cpu(rpp[i]), level)))
return error;
}
#endif
- memcpy(lkp, rkp, be16_to_cpu(right->bb_numrecs) * sizeof(*lkp));
- memcpy(lpp, rpp, be16_to_cpu(right->bb_numrecs) * sizeof(*lpp));
- xfs_alloc_log_keys(cur, lbp, be16_to_cpu(left->bb_numrecs) + 1,
- be16_to_cpu(left->bb_numrecs) +
- be16_to_cpu(right->bb_numrecs));
- xfs_alloc_log_ptrs(cur, lbp, be16_to_cpu(left->bb_numrecs) + 1,
- be16_to_cpu(left->bb_numrecs) +
- be16_to_cpu(right->bb_numrecs));
+ memcpy(lkp, rkp, rrecs * sizeof(*lkp));
+ memcpy(lpp, rpp, rrecs * sizeof(*lpp));
+ xfs_alloc_log_keys(cur, lbp, lrecs + 1, lrecs + rrecs);
+ xfs_alloc_log_ptrs(cur, lbp, lrecs + 1, lrecs + rrecs);
} else {
/*
* It's a leaf. Move records.
*/
- lrp = XFS_ALLOC_REC_ADDR(left, be16_to_cpu(left->bb_numrecs) + 1, cur);
+ lrp = XFS_ALLOC_REC_ADDR(left, lrecs + 1, cur);
rrp = XFS_ALLOC_REC_ADDR(right, 1, cur);
- memcpy(lrp, rrp, be16_to_cpu(right->bb_numrecs) * sizeof(*lrp));
- xfs_alloc_log_recs(cur, lbp, be16_to_cpu(left->bb_numrecs) + 1,
- be16_to_cpu(left->bb_numrecs) +
- be16_to_cpu(right->bb_numrecs));
+ memcpy(lrp, rrp, rrecs * sizeof(*lrp));
+ xfs_alloc_log_recs(cur, lbp, lrecs + 1, lrecs + rrecs);
}
/*
* If we joined with the left neighbor, set the buffer in the
@@ -509,7 +509,7 @@ xfs_alloc_delrec(
*/
if (bp != lbp) {
xfs_btree_setbuf(cur, level, lbp);
- cur->bc_ptrs[level] += be16_to_cpu(left->bb_numrecs);
+ cur->bc_ptrs[level] += lrecs;
}
/*
* If we joined with the right neighbor and there's a level above
@@ -521,7 +521,8 @@ xfs_alloc_delrec(
/*
* Fix up the number of records in the surviving block.
*/
- be16_add(&left->bb_numrecs, be16_to_cpu(right->bb_numrecs));
+ lrecs += rrecs;
+ left->bb_numrecs = cpu_to_be16(lrecs);
/*
* Fix up the right block pointer in the surviving block, and log it.
*/
@@ -608,6 +609,7 @@ xfs_alloc_insrec(
xfs_btree_cur_t *ncur; /* new cursor to be used at next lvl */
xfs_alloc_key_t nkey; /* new key value, from split */
xfs_alloc_rec_t nrec; /* new record value, for caller */
+ int numrecs;
int optr; /* old ptr value */
xfs_alloc_ptr_t *pp; /* pointer to btree addresses */
int ptr; /* index in btree block for this rec */
@@ -653,13 +655,14 @@ xfs_alloc_insrec(
*/
bp = cur->bc_bufs[level];
block = XFS_BUF_TO_ALLOC_BLOCK(bp);
+ numrecs = be16_to_cpu(block->bb_numrecs);
#ifdef DEBUG
if ((error = xfs_btree_check_sblock(cur, block, level, bp)))
return error;
/*
* Check that the new entry is being inserted in the right place.
*/
- if (ptr <= be16_to_cpu(block->bb_numrecs)) {
+ if (ptr <= numrecs) {
if (level == 0) {
rp = XFS_ALLOC_REC_ADDR(block, ptr, cur);
xfs_btree_check_rec(cur->bc_btnum, recp, rp);
@@ -670,12 +673,12 @@ xfs_alloc_insrec(
}
#endif
nbno = NULLAGBLOCK;
- ncur = (xfs_btree_cur_t *)0;
+ ncur = NULL;
/*
* If the block is full, we can't insert the new entry until we
* make the block un-full.
*/
- if (be16_to_cpu(block->bb_numrecs) == XFS_ALLOC_BLOCK_MAXRECS(level, cur)) {
+ if (numrecs == XFS_ALLOC_BLOCK_MAXRECS(level, cur)) {
/*
* First, try shifting an entry to the right neighbor.
*/
@@ -729,6 +732,7 @@ xfs_alloc_insrec(
* At this point we know there's room for our new entry in the block
* we're pointing at.
*/
+ numrecs = be16_to_cpu(block->bb_numrecs);
if (level > 0) {
/*
* It's a non-leaf entry. Make a hole for the new data
@@ -737,15 +741,15 @@ xfs_alloc_insrec(
kp = XFS_ALLOC_KEY_ADDR(block, 1, cur);
pp = XFS_ALLOC_PTR_ADDR(block, 1, cur);
#ifdef DEBUG
- for (i = be16_to_cpu(block->bb_numrecs); i >= ptr; i--) {
+ for (i = numrecs; i >= ptr; i--) {
if ((error = xfs_btree_check_sptr(cur, be32_to_cpu(pp[i - 1]), level)))
return error;
}
#endif
memmove(&kp[ptr], &kp[ptr - 1],
- (be16_to_cpu(block->bb_numrecs) - ptr + 1) * sizeof(*kp));
+ (numrecs - ptr + 1) * sizeof(*kp));
memmove(&pp[ptr], &pp[ptr - 1],
- (be16_to_cpu(block->bb_numrecs) - ptr + 1) * sizeof(*pp));
+ (numrecs - ptr + 1) * sizeof(*pp));
#ifdef DEBUG
if ((error = xfs_btree_check_sptr(cur, *bnop, level)))
return error;
@@ -755,11 +759,12 @@ xfs_alloc_insrec(
*/
kp[ptr - 1] = key;
pp[ptr - 1] = cpu_to_be32(*bnop);
- be16_add(&block->bb_numrecs, 1);
- xfs_alloc_log_keys(cur, bp, ptr, be16_to_cpu(block->bb_numrecs));
- xfs_alloc_log_ptrs(cur, bp, ptr, be16_to_cpu(block->bb_numrecs));
+ numrecs++;
+ block->bb_numrecs = cpu_to_be16(numrecs);
+ xfs_alloc_log_keys(cur, bp, ptr, numrecs);
+ xfs_alloc_log_ptrs(cur, bp, ptr, numrecs);
#ifdef DEBUG
- if (ptr < be16_to_cpu(block->bb_numrecs))
+ if (ptr < numrecs)
xfs_btree_check_key(cur->bc_btnum, kp + ptr - 1,
kp + ptr);
#endif
@@ -769,16 +774,17 @@ xfs_alloc_insrec(
*/
rp = XFS_ALLOC_REC_ADDR(block, 1, cur);
memmove(&rp[ptr], &rp[ptr - 1],
- (be16_to_cpu(block->bb_numrecs) - ptr + 1) * sizeof(*rp));
+ (numrecs - ptr + 1) * sizeof(*rp));
/*
* Now stuff the new record in, bump numrecs
* and log the new data.
*/
- rp[ptr - 1] = *recp; /* INT_: struct copy */
- be16_add(&block->bb_numrecs, 1);
- xfs_alloc_log_recs(cur, bp, ptr, be16_to_cpu(block->bb_numrecs));
+ rp[ptr - 1] = *recp;
+ numrecs++;
+ block->bb_numrecs = cpu_to_be16(numrecs);
+ xfs_alloc_log_recs(cur, bp, ptr, numrecs);
#ifdef DEBUG
- if (ptr < be16_to_cpu(block->bb_numrecs))
+ if (ptr < numrecs)
xfs_btree_check_rec(cur->bc_btnum, rp + ptr - 1,
rp + ptr);
#endif
@@ -819,8 +825,8 @@ xfs_alloc_insrec(
*/
*bnop = nbno;
if (nbno != NULLAGBLOCK) {
- *recp = nrec; /* INT_: struct copy */
- *curp = ncur; /* INT_: struct copy */
+ *recp = nrec;
+ *curp = ncur;
}
*stat = 1;
return 0;
@@ -981,7 +987,7 @@ xfs_alloc_lookup(
*/
bp = cur->bc_bufs[level];
if (bp && XFS_BUF_ADDR(bp) != d)
- bp = (xfs_buf_t *)0;
+ bp = NULL;
if (!bp) {
/*
* Need to get a new buffer. Read it, then
@@ -1229,7 +1235,7 @@ xfs_alloc_lshift(
if ((error = xfs_btree_check_sptr(cur, be32_to_cpu(*rpp), level)))
return error;
#endif
- *lpp = *rpp; /* INT_: copy */
+ *lpp = *rpp;
xfs_alloc_log_ptrs(cur, lbp, nrec, nrec);
xfs_btree_check_key(cur->bc_btnum, lkp - 1, lkp);
}
@@ -1406,8 +1412,8 @@ xfs_alloc_newroot(
kp = XFS_ALLOC_KEY_ADDR(new, 1, cur);
if (be16_to_cpu(left->bb_level) > 0) {
- kp[0] = *XFS_ALLOC_KEY_ADDR(left, 1, cur); /* INT_: structure copy */
- kp[1] = *XFS_ALLOC_KEY_ADDR(right, 1, cur);/* INT_: structure copy */
+ kp[0] = *XFS_ALLOC_KEY_ADDR(left, 1, cur);
+ kp[1] = *XFS_ALLOC_KEY_ADDR(right, 1, cur);
} else {
xfs_alloc_rec_t *rp; /* btree record pointer */
@@ -1527,8 +1533,8 @@ xfs_alloc_rshift(
if ((error = xfs_btree_check_sptr(cur, be32_to_cpu(*lpp), level)))
return error;
#endif
- *rkp = *lkp; /* INT_: copy */
- *rpp = *lpp; /* INT_: copy */
+ *rkp = *lkp;
+ *rpp = *lpp;
xfs_alloc_log_keys(cur, rbp, 1, be16_to_cpu(right->bb_numrecs) + 1);
xfs_alloc_log_ptrs(cur, rbp, 1, be16_to_cpu(right->bb_numrecs) + 1);
xfs_btree_check_key(cur->bc_btnum, rkp, rkp + 1);
@@ -2044,7 +2050,7 @@ xfs_alloc_insert(
nbno = NULLAGBLOCK;
nrec.ar_startblock = cpu_to_be32(cur->bc_rec.a.ar_startblock);
nrec.ar_blockcount = cpu_to_be32(cur->bc_rec.a.ar_blockcount);
- ncur = (xfs_btree_cur_t *)0;
+ ncur = NULL;
pcur = cur;
/*
* Loop going up the tree, starting at the leaf level.
@@ -2076,7 +2082,7 @@ xfs_alloc_insert(
*/
if (ncur) {
pcur = ncur;
- ncur = (xfs_btree_cur_t *)0;
+ ncur = NULL;
}
} while (nbno != NULLAGBLOCK);
*stat = i;
diff --git a/fs/xfs/xfs_attr.c b/fs/xfs/xfs_attr.c
index 1a2101043275..9ada7bdbae52 100644
--- a/fs/xfs/xfs_attr.c
+++ b/fs/xfs/xfs_attr.c
@@ -91,7 +91,6 @@ STATIC int xfs_attr_refillstate(xfs_da_state_t *state);
/*
* Routines to manipulate out-of-line attribute values.
*/
-STATIC int xfs_attr_rmtval_get(xfs_da_args_t *args);
STATIC int xfs_attr_rmtval_set(xfs_da_args_t *args);
STATIC int xfs_attr_rmtval_remove(xfs_da_args_t *args);
@@ -180,7 +179,7 @@ xfs_attr_get(bhv_desc_t *bdp, const char *name, char *value, int *valuelenp,
return(error);
}
-STATIC int
+int
xfs_attr_set_int(xfs_inode_t *dp, const char *name, int namelen,
char *value, int valuelen, int flags)
{
@@ -440,7 +439,7 @@ xfs_attr_set(bhv_desc_t *bdp, const char *name, char *value, int valuelen, int f
* Generic handler routine to remove a name from an attribute list.
* Transitions attribute list from Btree to shortform as necessary.
*/
-STATIC int
+int
xfs_attr_remove_int(xfs_inode_t *dp, const char *name, int namelen, int flags)
{
xfs_da_args_t args;
@@ -591,6 +590,110 @@ xfs_attr_remove(bhv_desc_t *bdp, const char *name, int flags, struct cred *cred)
return xfs_attr_remove_int(dp, name, namelen, flags);
}
+int /* error */
+xfs_attr_list_int(xfs_attr_list_context_t *context)
+{
+ int error;
+ xfs_inode_t *dp = context->dp;
+
+ /*
+ * Decide on what work routines to call based on the inode size.
+ */
+ if (XFS_IFORK_Q(dp) == 0 ||
+ (dp->i_d.di_aformat == XFS_DINODE_FMT_EXTENTS &&
+ dp->i_d.di_anextents == 0)) {
+ error = 0;
+ } else if (dp->i_d.di_aformat == XFS_DINODE_FMT_LOCAL) {
+ error = xfs_attr_shortform_list(context);
+ } else if (xfs_bmap_one_block(dp, XFS_ATTR_FORK)) {
+ error = xfs_attr_leaf_list(context);
+ } else {
+ error = xfs_attr_node_list(context);
+ }
+ return error;
+}
+
+#define ATTR_ENTBASESIZE /* minimum bytes used by an attr */ \
+ (((struct attrlist_ent *) 0)->a_name - (char *) 0)
+#define ATTR_ENTSIZE(namelen) /* actual bytes used by an attr */ \
+ ((ATTR_ENTBASESIZE + (namelen) + 1 + sizeof(u_int32_t)-1) \
+ & ~(sizeof(u_int32_t)-1))
+
+/*
+ * Format an attribute and copy it out to the user's buffer.
+ * Take care to check values and protect against them changing later,
+ * we may be reading them directly out of a user buffer.
+ */
+/*ARGSUSED*/
+STATIC int
+xfs_attr_put_listent(xfs_attr_list_context_t *context, attrnames_t *namesp,
+ char *name, int namelen,
+ int valuelen, char *value)
+{
+ attrlist_ent_t *aep;
+ int arraytop;
+
+ ASSERT(!(context->flags & ATTR_KERNOVAL));
+ ASSERT(context->count >= 0);
+ ASSERT(context->count < (ATTR_MAX_VALUELEN/8));
+ ASSERT(context->firstu >= sizeof(*context->alist));
+ ASSERT(context->firstu <= context->bufsize);
+
+ arraytop = sizeof(*context->alist) +
+ context->count * sizeof(context->alist->al_offset[0]);
+ context->firstu -= ATTR_ENTSIZE(namelen);
+ if (context->firstu < arraytop) {
+ xfs_attr_trace_l_c("buffer full", context);
+ context->alist->al_more = 1;
+ context->seen_enough = 1;
+ return 1;
+ }
+
+ aep = (attrlist_ent_t *)&(((char *)context->alist)[ context->firstu ]);
+ aep->a_valuelen = valuelen;
+ memcpy(aep->a_name, name, namelen);
+ aep->a_name[ namelen ] = 0;
+ context->alist->al_offset[ context->count++ ] = context->firstu;
+ context->alist->al_count = context->count;
+ xfs_attr_trace_l_c("add", context);
+ return 0;
+}
+
+STATIC int
+xfs_attr_kern_list(xfs_attr_list_context_t *context, attrnames_t *namesp,
+ char *name, int namelen,
+ int valuelen, char *value)
+{
+ char *offset;
+ int arraytop;
+
+ ASSERT(context->count >= 0);
+
+ arraytop = context->count + namesp->attr_namelen + namelen + 1;
+ if (arraytop > context->firstu) {
+ context->count = -1; /* insufficient space */
+ return 1;
+ }
+ offset = (char *)context->alist + context->count;
+ strncpy(offset, namesp->attr_name, namesp->attr_namelen);
+ offset += namesp->attr_namelen;
+ strncpy(offset, name, namelen); /* real name */
+ offset += namelen;
+ *offset = '\0';
+ context->count += namesp->attr_namelen + namelen + 1;
+ return 0;
+}
+
+/*ARGSUSED*/
+STATIC int
+xfs_attr_kern_list_sizes(xfs_attr_list_context_t *context, attrnames_t *namesp,
+ char *name, int namelen,
+ int valuelen, char *value)
+{
+ context->count += namesp->attr_namelen + namelen + 1;
+ return 0;
+}
+
/*
* Generate a list of extended attribute names and optionally
* also value lengths. Positive return value follows the XFS
@@ -615,13 +718,13 @@ xfs_attr_list(bhv_desc_t *bdp, char *buffer, int bufsize, int flags,
return(XFS_ERROR(EINVAL));
if ((cursor->initted == 0) &&
(cursor->hashval || cursor->blkno || cursor->offset))
- return(XFS_ERROR(EINVAL));
+ return XFS_ERROR(EINVAL);
/*
* Check for a properly aligned buffer.
*/
if (((long)buffer) & (sizeof(int)-1))
- return(XFS_ERROR(EFAULT));
+ return XFS_ERROR(EFAULT);
if (flags & ATTR_KERNOVAL)
bufsize = 0;
@@ -634,53 +737,47 @@ xfs_attr_list(bhv_desc_t *bdp, char *buffer, int bufsize, int flags,
context.dupcnt = 0;
context.resynch = 1;
context.flags = flags;
- if (!(flags & ATTR_KERNAMELS)) {
+ context.seen_enough = 0;
+ context.alist = (attrlist_t *)buffer;
+ context.put_value = 0;
+
+ if (flags & ATTR_KERNAMELS) {
+ context.bufsize = bufsize;
+ context.firstu = context.bufsize;
+ if (flags & ATTR_KERNOVAL)
+ context.put_listent = xfs_attr_kern_list_sizes;
+ else
+ context.put_listent = xfs_attr_kern_list;
+ } else {
context.bufsize = (bufsize & ~(sizeof(int)-1)); /* align */
context.firstu = context.bufsize;
- context.alist = (attrlist_t *)buffer;
context.alist->al_count = 0;
context.alist->al_more = 0;
context.alist->al_offset[0] = context.bufsize;
- }
- else {
- context.bufsize = bufsize;
- context.firstu = context.bufsize;
- context.alist = (attrlist_t *)buffer;
+ context.put_listent = xfs_attr_put_listent;
}
if (XFS_FORCED_SHUTDOWN(dp->i_mount))
- return (EIO);
+ return EIO;
xfs_ilock(dp, XFS_ILOCK_SHARED);
- /*
- * Decide on what work routines to call based on the inode size.
- */
xfs_attr_trace_l_c("syscall start", &context);
- if (XFS_IFORK_Q(dp) == 0 ||
- (dp->i_d.di_aformat == XFS_DINODE_FMT_EXTENTS &&
- dp->i_d.di_anextents == 0)) {
- error = 0;
- } else if (dp->i_d.di_aformat == XFS_DINODE_FMT_LOCAL) {
- error = xfs_attr_shortform_list(&context);
- } else if (xfs_bmap_one_block(dp, XFS_ATTR_FORK)) {
- error = xfs_attr_leaf_list(&context);
- } else {
- error = xfs_attr_node_list(&context);
- }
+
+ error = xfs_attr_list_int(&context);
+
xfs_iunlock(dp, XFS_ILOCK_SHARED);
xfs_attr_trace_l_c("syscall end", &context);
- if (!(context.flags & (ATTR_KERNOVAL|ATTR_KERNAMELS))) {
- ASSERT(error >= 0);
- }
- else { /* must return negated buffer size or the error */
+ if (context.flags & (ATTR_KERNOVAL|ATTR_KERNAMELS)) {
+ /* must return negated buffer size or the error */
if (context.count < 0)
error = XFS_ERROR(ERANGE);
else
error = -context.count;
- }
+ } else
+ ASSERT(error >= 0);
- return(error);
+ return error;
}
int /* error */
@@ -1122,19 +1219,19 @@ xfs_attr_leaf_list(xfs_attr_list_context_t *context)
context->cursor->blkno = 0;
error = xfs_da_read_buf(NULL, context->dp, 0, -1, &bp, XFS_ATTR_FORK);
if (error)
- return(error);
+ return XFS_ERROR(error);
ASSERT(bp != NULL);
leaf = bp->data;
if (unlikely(be16_to_cpu(leaf->hdr.info.magic) != XFS_ATTR_LEAF_MAGIC)) {
XFS_CORRUPTION_ERROR("xfs_attr_leaf_list", XFS_ERRLEVEL_LOW,
context->dp->i_mount, leaf);
xfs_da_brelse(NULL, bp);
- return(XFS_ERROR(EFSCORRUPTED));
+ return XFS_ERROR(EFSCORRUPTED);
}
- (void)xfs_attr_leaf_list_int(bp, context);
+ error = xfs_attr_leaf_list_int(bp, context);
xfs_da_brelse(NULL, bp);
- return(0);
+ return XFS_ERROR(error);
}
@@ -1858,8 +1955,12 @@ xfs_attr_node_list(xfs_attr_list_context_t *context)
return(XFS_ERROR(EFSCORRUPTED));
}
error = xfs_attr_leaf_list_int(bp, context);
- if (error || !leaf->hdr.info.forw)
- break; /* not really an error, buffer full or EOF */
+ if (error) {
+ xfs_da_brelse(NULL, bp);
+ return error;
+ }
+ if (context->seen_enough || leaf->hdr.info.forw == 0)
+ break;
cursor->blkno = be32_to_cpu(leaf->hdr.info.forw);
xfs_da_brelse(NULL, bp);
error = xfs_da_read_buf(NULL, context->dp, cursor->blkno, -1,
@@ -1886,7 +1987,7 @@ xfs_attr_node_list(xfs_attr_list_context_t *context)
* Read the value associated with an attribute from the out-of-line buffer
* that we stored it in.
*/
-STATIC int
+int
xfs_attr_rmtval_get(xfs_da_args_t *args)
{
xfs_bmbt_irec_t map[ATTR_RMTVALUE_MAPSIZE];
diff --git a/fs/xfs/xfs_attr.h b/fs/xfs/xfs_attr.h
index 981633f6c077..783977d3ea71 100644
--- a/fs/xfs/xfs_attr.h
+++ b/fs/xfs/xfs_attr.h
@@ -37,6 +37,7 @@
struct cred;
struct bhv_vnode;
+struct xfs_attr_list_context;
typedef int (*attrset_t)(struct bhv_vnode *, char *, void *, size_t, int);
typedef int (*attrget_t)(struct bhv_vnode *, char *, void *, size_t, int);
@@ -160,13 +161,16 @@ struct xfs_da_args;
*/
int xfs_attr_get(bhv_desc_t *, const char *, char *, int *, int, struct cred *);
int xfs_attr_set(bhv_desc_t *, const char *, char *, int, int, struct cred *);
+int xfs_attr_set_int(struct xfs_inode *, const char *, int, char *, int, int);
int xfs_attr_remove(bhv_desc_t *, const char *, int, struct cred *);
-int xfs_attr_list(bhv_desc_t *, char *, int, int,
- struct attrlist_cursor_kern *, struct cred *);
+int xfs_attr_remove_int(struct xfs_inode *, const char *, int, int);
+int xfs_attr_list(bhv_desc_t *, char *, int, int, struct attrlist_cursor_kern *, struct cred *);
+int xfs_attr_list_int(struct xfs_attr_list_context *);
int xfs_attr_inactive(struct xfs_inode *dp);
int xfs_attr_shortform_getvalue(struct xfs_da_args *);
int xfs_attr_fetch(struct xfs_inode *, const char *, int,
char *, int *, int, struct cred *);
+int xfs_attr_rmtval_get(struct xfs_da_args *args);
#endif /* __XFS_ATTR_H__ */
diff --git a/fs/xfs/xfs_attr_leaf.c b/fs/xfs/xfs_attr_leaf.c
index 9455051f0120..9719bbef122c 100644
--- a/fs/xfs/xfs_attr_leaf.c
+++ b/fs/xfs/xfs_attr_leaf.c
@@ -89,9 +89,46 @@ STATIC void xfs_attr_leaf_moveents(xfs_attr_leafblock_t *src_leaf,
int dst_start, int move_count,
xfs_mount_t *mp);
STATIC int xfs_attr_leaf_entsize(xfs_attr_leafblock_t *leaf, int index);
-STATIC int xfs_attr_put_listent(xfs_attr_list_context_t *context,
- attrnames_t *, char *name, int namelen,
- int valuelen);
+
+/*========================================================================
+ * Namespace helper routines
+ *========================================================================*/
+
+STATIC inline attrnames_t *
+xfs_attr_flags_namesp(int flags)
+{
+ return ((flags & XFS_ATTR_SECURE) ? &attr_secure:
+ ((flags & XFS_ATTR_ROOT) ? &attr_trusted : &attr_user));
+}
+
+/*
+ * If namespace bits don't match return 0.
+ * If all match then return 1.
+ */
+STATIC inline int
+xfs_attr_namesp_match(int arg_flags, int ondisk_flags)
+{
+ return XFS_ATTR_NSP_ONDISK(ondisk_flags) == XFS_ATTR_NSP_ARGS_TO_ONDISK(arg_flags);
+}
+
+/*
+ * If namespace bits don't match and we don't have an override for it
+ * then return 0.
+ * If all match or are overridable then return 1.
+ */
+STATIC inline int
+xfs_attr_namesp_match_overrides(int arg_flags, int ondisk_flags)
+{
+ if (((arg_flags & ATTR_SECURE) == 0) !=
+ ((ondisk_flags & XFS_ATTR_SECURE) == 0) &&
+ !(arg_flags & ATTR_KERNORMALS))
+ return 0;
+ if (((arg_flags & ATTR_ROOT) == 0) !=
+ ((ondisk_flags & XFS_ATTR_ROOT) == 0) &&
+ !(arg_flags & ATTR_KERNROOTLS))
+ return 0;
+ return 1;
+}
/*========================================================================
@@ -228,11 +265,7 @@ xfs_attr_shortform_add(xfs_da_args_t *args, int forkoff)
continue;
if (memcmp(args->name, sfe->nameval, args->namelen) != 0)
continue;
- if (((args->flags & ATTR_SECURE) != 0) !=
- ((sfe->flags & XFS_ATTR_SECURE) != 0))
- continue;
- if (((args->flags & ATTR_ROOT) != 0) !=
- ((sfe->flags & XFS_ATTR_ROOT) != 0))
+ if (!xfs_attr_namesp_match(args->flags, sfe->flags))
continue;
ASSERT(0);
#endif
@@ -246,8 +279,7 @@ xfs_attr_shortform_add(xfs_da_args_t *args, int forkoff)
sfe->namelen = args->namelen;
sfe->valuelen = args->valuelen;
- sfe->flags = (args->flags & ATTR_SECURE) ? XFS_ATTR_SECURE :
- ((args->flags & ATTR_ROOT) ? XFS_ATTR_ROOT : 0);
+ sfe->flags = XFS_ATTR_NSP_ARGS_TO_ONDISK(args->flags);
memcpy(sfe->nameval, args->name, args->namelen);
memcpy(&sfe->nameval[args->namelen], args->value, args->valuelen);
sf->hdr.count++;
@@ -282,11 +314,7 @@ xfs_attr_shortform_remove(xfs_da_args_t *args)
continue;
if (memcmp(sfe->nameval, args->name, args->namelen) != 0)
continue;
- if (((args->flags & ATTR_SECURE) != 0) !=
- ((sfe->flags & XFS_ATTR_SECURE) != 0))
- continue;
- if (((args->flags & ATTR_ROOT) != 0) !=
- ((sfe->flags & XFS_ATTR_ROOT) != 0))
+ if (!xfs_attr_namesp_match(args->flags, sfe->flags))
continue;
break;
}
@@ -363,11 +391,7 @@ xfs_attr_shortform_lookup(xfs_da_args_t *args)
continue;
if (memcmp(args->name, sfe->nameval, args->namelen) != 0)
continue;
- if (((args->flags & ATTR_SECURE) != 0) !=
- ((sfe->flags & XFS_ATTR_SECURE) != 0))
- continue;
- if (((args->flags & ATTR_ROOT) != 0) !=
- ((sfe->flags & XFS_ATTR_ROOT) != 0))
+ if (!xfs_attr_namesp_match(args->flags, sfe->flags))
continue;
return(XFS_ERROR(EEXIST));
}
@@ -394,11 +418,7 @@ xfs_attr_shortform_getvalue(xfs_da_args_t *args)
continue;
if (memcmp(args->name, sfe->nameval, args->namelen) != 0)
continue;
- if (((args->flags & ATTR_SECURE) != 0) !=
- ((sfe->flags & XFS_ATTR_SECURE) != 0))
- continue;
- if (((args->flags & ATTR_ROOT) != 0) !=
- ((sfe->flags & XFS_ATTR_ROOT) != 0))
+ if (!xfs_attr_namesp_match(args->flags, sfe->flags))
continue;
if (args->flags & ATTR_KERNOVAL) {
args->valuelen = sfe->valuelen;
@@ -485,8 +505,7 @@ xfs_attr_shortform_to_leaf(xfs_da_args_t *args)
nargs.valuelen = sfe->valuelen;
nargs.hashval = xfs_da_hashname((char *)sfe->nameval,
sfe->namelen);
- nargs.flags = (sfe->flags & XFS_ATTR_SECURE) ? ATTR_SECURE :
- ((sfe->flags & XFS_ATTR_ROOT) ? ATTR_ROOT : 0);
+ nargs.flags = XFS_ATTR_NSP_ONDISK_TO_ARGS(sfe->flags);
error = xfs_attr_leaf_lookup_int(bp, &nargs); /* set a->index */
ASSERT(error == ENOATTR);
error = xfs_attr_leaf_add(bp, &nargs);
@@ -520,6 +539,10 @@ xfs_attr_shortform_compare(const void *a, const void *b)
}
}
+
+#define XFS_ISRESET_CURSOR(cursor) \
+ (!((cursor)->initted) && !((cursor)->hashval) && \
+ !((cursor)->blkno) && !((cursor)->offset))
/*
* Copy out entries of shortform attribute lists for attr_list().
* Shortform attribute lists are not stored in hashval sorted order.
@@ -537,6 +560,7 @@ xfs_attr_shortform_list(xfs_attr_list_context_t *context)
xfs_attr_sf_entry_t *sfe;
xfs_inode_t *dp;
int sbsize, nsbuf, count, i;
+ int error;
ASSERT(context != NULL);
dp = context->dp;
@@ -552,46 +576,51 @@ xfs_attr_shortform_list(xfs_attr_list_context_t *context)
xfs_attr_trace_l_c("sf start", context);
/*
- * If the buffer is large enough, do not bother with sorting.
+ * If the buffer is large enough and the cursor is at the start,
+ * do not bother with sorting since we will return everything in
+ * one buffer and another call using the cursor won't need to be
+ * made.
* Note the generous fudge factor of 16 overhead bytes per entry.
+ * If bufsize is zero then put_listent must be a search function
+ * and can just scan through what we have.
*/
- if ((dp->i_afp->if_bytes + sf->hdr.count * 16) < context->bufsize) {
+ if (context->bufsize == 0 ||
+ (XFS_ISRESET_CURSOR(cursor) &&
+ (dp->i_afp->if_bytes + sf->hdr.count * 16) < context->bufsize)) {
for (i = 0, sfe = &sf->list[0]; i < sf->hdr.count; i++) {
attrnames_t *namesp;
- if (((context->flags & ATTR_SECURE) != 0) !=
- ((sfe->flags & XFS_ATTR_SECURE) != 0) &&
- !(context->flags & ATTR_KERNORMALS)) {
- sfe = XFS_ATTR_SF_NEXTENTRY(sfe);
- continue;
- }
- if (((context->flags & ATTR_ROOT) != 0) !=
- ((sfe->flags & XFS_ATTR_ROOT) != 0) &&
- !(context->flags & ATTR_KERNROOTLS)) {
+ if (!xfs_attr_namesp_match_overrides(context->flags, sfe->flags)) {
sfe = XFS_ATTR_SF_NEXTENTRY(sfe);
continue;
}
- namesp = (sfe->flags & XFS_ATTR_SECURE) ? &attr_secure:
- ((sfe->flags & XFS_ATTR_ROOT) ? &attr_trusted :
- &attr_user);
- if (context->flags & ATTR_KERNOVAL) {
- ASSERT(context->flags & ATTR_KERNAMELS);
- context->count += namesp->attr_namelen +
- sfe->namelen + 1;
- }
- else {
- if (xfs_attr_put_listent(context, namesp,
- (char *)sfe->nameval,
- (int)sfe->namelen,
- (int)sfe->valuelen))
- break;
- }
+ namesp = xfs_attr_flags_namesp(sfe->flags);
+ error = context->put_listent(context,
+ namesp,
+ (char *)sfe->nameval,
+ (int)sfe->namelen,
+ (int)sfe->valuelen,
+ (char*)&sfe->nameval[sfe->namelen]);
+
+ /*
+ * Either search callback finished early or
+ * didn't fit it all in the buffer after all.
+ */
+ if (context->seen_enough)
+ break;
+
+ if (error)
+ return error;
sfe = XFS_ATTR_SF_NEXTENTRY(sfe);
}
xfs_attr_trace_l_c("sf big-gulp", context);
return(0);
}
+ /* do no more for a search callback */
+ if (context->bufsize == 0)
+ return 0;
+
/*
* It didn't all fit, so we have to sort everything on hashval.
*/
@@ -614,15 +643,7 @@ xfs_attr_shortform_list(xfs_attr_list_context_t *context)
kmem_free(sbuf, sbsize);
return XFS_ERROR(EFSCORRUPTED);
}
- if (((context->flags & ATTR_SECURE) != 0) !=
- ((sfe->flags & XFS_ATTR_SECURE) != 0) &&
- !(context->flags & ATTR_KERNORMALS)) {
- sfe = XFS_ATTR_SF_NEXTENTRY(sfe);
- continue;
- }
- if (((context->flags & ATTR_ROOT) != 0) !=
- ((sfe->flags & XFS_ATTR_ROOT) != 0) &&
- !(context->flags & ATTR_KERNROOTLS)) {
+ if (!xfs_attr_namesp_match_overrides(context->flags, sfe->flags)) {
sfe = XFS_ATTR_SF_NEXTENTRY(sfe);
continue;
}
@@ -671,24 +692,22 @@ xfs_attr_shortform_list(xfs_attr_list_context_t *context)
for ( ; i < nsbuf; i++, sbp++) {
attrnames_t *namesp;
- namesp = (sbp->flags & XFS_ATTR_SECURE) ? &attr_secure :
- ((sbp->flags & XFS_ATTR_ROOT) ? &attr_trusted :
- &attr_user);
+ namesp = xfs_attr_flags_namesp(sbp->flags);
if (cursor->hashval != sbp->hash) {
cursor->hashval = sbp->hash;
cursor->offset = 0;
}
- if (context->flags & ATTR_KERNOVAL) {
- ASSERT(context->flags & ATTR_KERNAMELS);
- context->count += namesp->attr_namelen +
- sbp->namelen + 1;
- } else {
- if (xfs_attr_put_listent(context, namesp,
- sbp->name, sbp->namelen,
- sbp->valuelen))
- break;
- }
+ error = context->put_listent(context,
+ namesp,
+ sbp->name,
+ sbp->namelen,
+ sbp->valuelen,
+ &sbp->name[sbp->namelen]);
+ if (error)
+ return error;
+ if (context->seen_enough)
+ break;
cursor->offset++;
}
@@ -810,8 +829,7 @@ xfs_attr_leaf_to_shortform(xfs_dabuf_t *bp, xfs_da_args_t *args, int forkoff)
nargs.value = (char *)&name_loc->nameval[nargs.namelen];
nargs.valuelen = be16_to_cpu(name_loc->valuelen);
nargs.hashval = be32_to_cpu(entry->hashval);
- nargs.flags = (entry->flags & XFS_ATTR_SECURE) ? ATTR_SECURE :
- ((entry->flags & XFS_ATTR_ROOT) ? ATTR_ROOT : 0);
+ nargs.flags = XFS_ATTR_NSP_ONDISK_TO_ARGS(entry->flags);
xfs_attr_shortform_add(&nargs, forkoff);
}
error = 0;
@@ -1098,8 +1116,7 @@ xfs_attr_leaf_add_work(xfs_dabuf_t *bp, xfs_da_args_t *args, int mapindex)
be16_to_cpu(map->size));
entry->hashval = cpu_to_be32(args->hashval);
entry->flags = tmp ? XFS_ATTR_LOCAL : 0;
- entry->flags |= (args->flags & ATTR_SECURE) ? XFS_ATTR_SECURE :
- ((args->flags & ATTR_ROOT) ? XFS_ATTR_ROOT : 0);
+ entry->flags |= XFS_ATTR_NSP_ARGS_TO_ONDISK(args->flags);
if (args->rename) {
entry->flags |= XFS_ATTR_INCOMPLETE;
if ((args->blkno2 == args->blkno) &&
@@ -1926,7 +1943,7 @@ xfs_attr_leaf_lookup_int(xfs_dabuf_t *bp, xfs_da_args_t *args)
else
break;
}
- ASSERT((probe >= 0) &&
+ ASSERT((probe >= 0) &&
(!leaf->hdr.count
|| (probe < be16_to_cpu(leaf->hdr.count))));
ASSERT((span <= 4) || (be32_to_cpu(entry->hashval) == hashval));
@@ -1971,14 +1988,9 @@ xfs_attr_leaf_lookup_int(xfs_dabuf_t *bp, xfs_da_args_t *args)
name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf, probe);
if (name_loc->namelen != args->namelen)
continue;
- if (memcmp(args->name, (char *)name_loc->nameval,
- args->namelen) != 0)
+ if (memcmp(args->name, (char *)name_loc->nameval, args->namelen) != 0)
continue;
- if (((args->flags & ATTR_SECURE) != 0) !=
- ((entry->flags & XFS_ATTR_SECURE) != 0))
- continue;
- if (((args->flags & ATTR_ROOT) != 0) !=
- ((entry->flags & XFS_ATTR_ROOT) != 0))
+ if (!xfs_attr_namesp_match(args->flags, entry->flags))
continue;
args->index = probe;
return(XFS_ERROR(EEXIST));
@@ -1989,11 +2001,7 @@ xfs_attr_leaf_lookup_int(xfs_dabuf_t *bp, xfs_da_args_t *args)
if (memcmp(args->name, (char *)name_rmt->name,
args->namelen) != 0)
continue;
- if (((args->flags & ATTR_SECURE) != 0) !=
- ((entry->flags & XFS_ATTR_SECURE) != 0))
- continue;
- if (((args->flags & ATTR_ROOT) != 0) !=
- ((entry->flags & XFS_ATTR_ROOT) != 0))
+ if (!xfs_attr_namesp_match(args->flags, entry->flags))
continue;
args->index = probe;
args->rmtblkno = be32_to_cpu(name_rmt->valueblk);
@@ -2312,8 +2320,6 @@ xfs_attr_leaf_list_int(xfs_dabuf_t *bp, xfs_attr_list_context_t *context)
attrlist_cursor_kern_t *cursor;
xfs_attr_leafblock_t *leaf;
xfs_attr_leaf_entry_t *entry;
- xfs_attr_leaf_name_local_t *name_loc;
- xfs_attr_leaf_name_remote_t *name_rmt;
int retval, i;
ASSERT(bp != NULL);
@@ -2355,9 +2361,8 @@ xfs_attr_leaf_list_int(xfs_dabuf_t *bp, xfs_attr_list_context_t *context)
* We have found our place, start copying out the new attributes.
*/
retval = 0;
- for ( ; (i < be16_to_cpu(leaf->hdr.count))
- && (retval == 0); entry++, i++) {
- attrnames_t *namesp;
+ for ( ; (i < be16_to_cpu(leaf->hdr.count)); entry++, i++) {
+ attrnames_t *namesp;
if (be32_to_cpu(entry->hashval) != cursor->hashval) {
cursor->hashval = be32_to_cpu(entry->hashval);
@@ -2366,115 +2371,69 @@ xfs_attr_leaf_list_int(xfs_dabuf_t *bp, xfs_attr_list_context_t *context)
if (entry->flags & XFS_ATTR_INCOMPLETE)
continue; /* skip incomplete entries */
- if (((context->flags & ATTR_SECURE) != 0) !=
- ((entry->flags & XFS_ATTR_SECURE) != 0) &&
- !(context->flags & ATTR_KERNORMALS))
- continue; /* skip non-matching entries */
- if (((context->flags & ATTR_ROOT) != 0) !=
- ((entry->flags & XFS_ATTR_ROOT) != 0) &&
- !(context->flags & ATTR_KERNROOTLS))
- continue; /* skip non-matching entries */
-
- namesp = (entry->flags & XFS_ATTR_SECURE) ? &attr_secure :
- ((entry->flags & XFS_ATTR_ROOT) ? &attr_trusted :
- &attr_user);
+ if (!xfs_attr_namesp_match_overrides(context->flags, entry->flags))
+ continue;
+
+ namesp = xfs_attr_flags_namesp(entry->flags);
if (entry->flags & XFS_ATTR_LOCAL) {
- name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf, i);
- if (context->flags & ATTR_KERNOVAL) {
- ASSERT(context->flags & ATTR_KERNAMELS);
- context->count += namesp->attr_namelen +
- (int)name_loc->namelen + 1;
- } else {
- retval = xfs_attr_put_listent(context, namesp,
- (char *)name_loc->nameval,
- (int)name_loc->namelen,
- be16_to_cpu(name_loc->valuelen));
- }
+ xfs_attr_leaf_name_local_t *name_loc =
+ XFS_ATTR_LEAF_NAME_LOCAL(leaf, i);
+
+ retval = context->put_listent(context,
+ namesp,
+ (char *)name_loc->nameval,
+ (int)name_loc->namelen,
+ be16_to_cpu(name_loc->valuelen),
+ (char *)&name_loc->nameval[name_loc->namelen]);
+ if (retval)
+ return retval;
} else {
- name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, i);
- if (context->flags & ATTR_KERNOVAL) {
- ASSERT(context->flags & ATTR_KERNAMELS);
- context->count += namesp->attr_namelen +
- (int)name_rmt->namelen + 1;
- } else {
- retval = xfs_attr_put_listent(context, namesp,
- (char *)name_rmt->name,
- (int)name_rmt->namelen,
- be32_to_cpu(name_rmt->valuelen));
+ xfs_attr_leaf_name_remote_t *name_rmt =
+ XFS_ATTR_LEAF_NAME_REMOTE(leaf, i);
+
+ int valuelen = be32_to_cpu(name_rmt->valuelen);
+
+ if (context->put_value) {
+ xfs_da_args_t args;
+
+ memset((char *)&args, 0, sizeof(args));
+ args.dp = context->dp;
+ args.whichfork = XFS_ATTR_FORK;
+ args.valuelen = valuelen;
+ args.value = kmem_alloc(valuelen, KM_SLEEP);
+ args.rmtblkno = be32_to_cpu(name_rmt->valueblk);
+ args.rmtblkcnt = XFS_B_TO_FSB(args.dp->i_mount, valuelen);
+ retval = xfs_attr_rmtval_get(&args);
+ if (retval)
+ return retval;
+ retval = context->put_listent(context,
+ namesp,
+ (char *)name_rmt->name,
+ (int)name_rmt->namelen,
+ valuelen,
+ (char*)args.value);
+ kmem_free(args.value, valuelen);
}
+ else {
+ retval = context->put_listent(context,
+ namesp,
+ (char *)name_rmt->name,
+ (int)name_rmt->namelen,
+ valuelen,
+ NULL);
+ }
+ if (retval)
+ return retval;
}
- if (retval == 0) {
- cursor->offset++;
- }
+ if (context->seen_enough)
+ break;
+ cursor->offset++;
}
xfs_attr_trace_l_cl("blk end", context, leaf);
return(retval);
}
-#define ATTR_ENTBASESIZE /* minimum bytes used by an attr */ \
- (((struct attrlist_ent *) 0)->a_name - (char *) 0)
-#define ATTR_ENTSIZE(namelen) /* actual bytes used by an attr */ \
- ((ATTR_ENTBASESIZE + (namelen) + 1 + sizeof(u_int32_t)-1) \
- & ~(sizeof(u_int32_t)-1))
-
-/*
- * Format an attribute and copy it out to the user's buffer.
- * Take care to check values and protect against them changing later,
- * we may be reading them directly out of a user buffer.
- */
-/*ARGSUSED*/
-STATIC int
-xfs_attr_put_listent(xfs_attr_list_context_t *context,
- attrnames_t *namesp, char *name, int namelen, int valuelen)
-{
- attrlist_ent_t *aep;
- int arraytop;
-
- ASSERT(!(context->flags & ATTR_KERNOVAL));
- if (context->flags & ATTR_KERNAMELS) {
- char *offset;
-
- ASSERT(context->count >= 0);
-
- arraytop = context->count + namesp->attr_namelen + namelen + 1;
- if (arraytop > context->firstu) {
- context->count = -1; /* insufficient space */
- return(1);
- }
- offset = (char *)context->alist + context->count;
- strncpy(offset, namesp->attr_name, namesp->attr_namelen);
- offset += namesp->attr_namelen;
- strncpy(offset, name, namelen); /* real name */
- offset += namelen;
- *offset = '\0';
- context->count += namesp->attr_namelen + namelen + 1;
- return(0);
- }
-
- ASSERT(context->count >= 0);
- ASSERT(context->count < (ATTR_MAX_VALUELEN/8));
- ASSERT(context->firstu >= sizeof(*context->alist));
- ASSERT(context->firstu <= context->bufsize);
-
- arraytop = sizeof(*context->alist) +
- context->count * sizeof(context->alist->al_offset[0]);
- context->firstu -= ATTR_ENTSIZE(namelen);
- if (context->firstu < arraytop) {
- xfs_attr_trace_l_c("buffer full", context);
- context->alist->al_more = 1;
- return(1);
- }
-
- aep = (attrlist_ent_t *)&(((char *)context->alist)[ context->firstu ]);
- aep->a_valuelen = valuelen;
- memcpy(aep->a_name, name, namelen);
- aep->a_name[ namelen ] = 0;
- context->alist->al_offset[ context->count++ ] = context->firstu;
- context->alist->al_count = context->count;
- xfs_attr_trace_l_c("add", context);
- return(0);
-}
/*========================================================================
* Manage the INCOMPLETE flag in a leaf entry
diff --git a/fs/xfs/xfs_attr_leaf.h b/fs/xfs/xfs_attr_leaf.h
index 51c3ee156b2f..040f732ce1e2 100644
--- a/fs/xfs/xfs_attr_leaf.h
+++ b/fs/xfs/xfs_attr_leaf.h
@@ -130,6 +130,19 @@ typedef struct xfs_attr_leafblock {
#define XFS_ATTR_INCOMPLETE (1 << XFS_ATTR_INCOMPLETE_BIT)
/*
+ * Conversion macros for converting namespace bits from argument flags
+ * to ondisk flags.
+ */
+#define XFS_ATTR_NSP_ARGS_MASK (ATTR_ROOT | ATTR_SECURE)
+#define XFS_ATTR_NSP_ONDISK_MASK (XFS_ATTR_ROOT | XFS_ATTR_SECURE)
+#define XFS_ATTR_NSP_ONDISK(flags) ((flags) & XFS_ATTR_NSP_ONDISK_MASK)
+#define XFS_ATTR_NSP_ARGS(flags) ((flags) & XFS_ATTR_NSP_ARGS_MASK)
+#define XFS_ATTR_NSP_ARGS_TO_ONDISK(x) (((x) & ATTR_ROOT ? XFS_ATTR_ROOT : 0) |\
+ ((x) & ATTR_SECURE ? XFS_ATTR_SECURE : 0))
+#define XFS_ATTR_NSP_ONDISK_TO_ARGS(x) (((x) & XFS_ATTR_ROOT ? ATTR_ROOT : 0) |\
+ ((x) & XFS_ATTR_SECURE ? ATTR_SECURE : 0))
+
+/*
* Alignment for namelist and valuelist entries (since they are mixed
* there can be only one alignment value)
*/
@@ -196,16 +209,26 @@ static inline int xfs_attr_leaf_entsize_local_max(int bsize)
* Structure used to pass context around among the routines.
*========================================================================*/
+
+struct xfs_attr_list_context;
+
+typedef int (*put_listent_func_t)(struct xfs_attr_list_context *, struct attrnames *,
+ char *, int, int, char *);
+
typedef struct xfs_attr_list_context {
- struct xfs_inode *dp; /* inode */
- struct attrlist_cursor_kern *cursor;/* position in list */
- struct attrlist *alist; /* output buffer */
- int count; /* num used entries */
- int dupcnt; /* count dup hashvals seen */
- int bufsize;/* total buffer size */
- int firstu; /* first used byte in buffer */
- int flags; /* from VOP call */
- int resynch;/* T/F: resynch with cursor */
+ struct xfs_inode *dp; /* inode */
+ struct attrlist_cursor_kern *cursor; /* position in list */
+ struct attrlist *alist; /* output buffer */
+ int seen_enough; /* T/F: seen enough of list? */
+ int count; /* num used entries */
+ int dupcnt; /* count dup hashvals seen */
+ int bufsize; /* total buffer size */
+ int firstu; /* first used byte in buffer */
+ int flags; /* from VOP call */
+ int resynch; /* T/F: resynch with cursor */
+ int put_value; /* T/F: need value for listent */
+ put_listent_func_t put_listent; /* list output fmt function */
+ int index; /* index into output buffer */
} xfs_attr_list_context_t;
/*
diff --git a/fs/xfs/xfs_behavior.c b/fs/xfs/xfs_behavior.c
index f4fe3715a803..0dc17219d412 100644
--- a/fs/xfs/xfs_behavior.c
+++ b/fs/xfs/xfs_behavior.c
@@ -110,26 +110,6 @@ bhv_remove_not_first(bhv_head_t *bhp, bhv_desc_t *bdp)
}
/*
- * Look for a specific ops vector on the specified behavior chain.
- * Return the associated behavior descriptor. Or NULL, if not found.
- */
-bhv_desc_t *
-bhv_lookup(bhv_head_t *bhp, void *ops)
-{
- bhv_desc_t *curdesc;
-
- for (curdesc = bhp->bh_first;
- curdesc != NULL;
- curdesc = curdesc->bd_next) {
-
- if (curdesc->bd_ops == ops)
- return curdesc;
- }
-
- return NULL;
-}
-
-/*
* Looks for the first behavior within a specified range of positions.
* Return the associated behavior descriptor. Or NULL, if none found.
*/
diff --git a/fs/xfs/xfs_behavior.h b/fs/xfs/xfs_behavior.h
index 6e6e56fb352d..e7ca1fed955a 100644
--- a/fs/xfs/xfs_behavior.h
+++ b/fs/xfs/xfs_behavior.h
@@ -176,12 +176,10 @@ extern void bhv_insert_initial(bhv_head_t *, bhv_desc_t *);
* Behavior module prototypes.
*/
extern void bhv_remove_not_first(bhv_head_t *bhp, bhv_desc_t *bdp);
-extern bhv_desc_t * bhv_lookup(bhv_head_t *bhp, void *ops);
extern bhv_desc_t * bhv_lookup_range(bhv_head_t *bhp, int low, int high);
extern bhv_desc_t * bhv_base(bhv_head_t *bhp);
/* No bhv locking on Linux */
-#define bhv_lookup_unlocked bhv_lookup
#define bhv_base_unlocked bhv_base
#endif /* __XFS_BEHAVIOR_H__ */
diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c
index bf46fae303af..5b050c06795f 100644
--- a/fs/xfs/xfs_bmap.c
+++ b/fs/xfs/xfs_bmap.c
@@ -2999,7 +2999,7 @@ xfs_bmap_btree_to_extents(
int error; /* error return value */
xfs_ifork_t *ifp; /* inode fork data */
xfs_mount_t *mp; /* mount point structure */
- xfs_bmbt_ptr_t *pp; /* ptr to block address */
+ __be64 *pp; /* ptr to block address */
xfs_bmbt_block_t *rblock;/* root btree block */
ifp = XFS_IFORK_PTR(ip, whichfork);
@@ -3011,12 +3011,12 @@ xfs_bmap_btree_to_extents(
ASSERT(XFS_BMAP_BROOT_MAXRECS(ifp->if_broot_bytes) == 1);
mp = ip->i_mount;
pp = XFS_BMAP_BROOT_PTR_ADDR(rblock, 1, ifp->if_broot_bytes);
+ cbno = be64_to_cpu(*pp);
*logflagsp = 0;
#ifdef DEBUG
- if ((error = xfs_btree_check_lptr(cur, INT_GET(*pp, ARCH_CONVERT), 1)))
+ if ((error = xfs_btree_check_lptr(cur, cbno, 1)))
return error;
#endif
- cbno = INT_GET(*pp, ARCH_CONVERT);
if ((error = xfs_btree_read_bufl(mp, tp, cbno, 0, &cbp,
XFS_BMAP_BTREE_REF)))
return error;
@@ -3512,9 +3512,9 @@ xfs_bmap_extents_to_btree(
*/
kp = XFS_BMAP_KEY_IADDR(block, 1, cur);
arp = XFS_BMAP_REC_IADDR(ablock, 1, cur);
- INT_SET(kp->br_startoff, ARCH_CONVERT, xfs_bmbt_disk_get_startoff(arp));
+ kp->br_startoff = cpu_to_be64(xfs_bmbt_disk_get_startoff(arp));
pp = XFS_BMAP_PTR_IADDR(block, 1, cur);
- INT_SET(*pp, ARCH_CONVERT, args.fsbno);
+ *pp = cpu_to_be64(args.fsbno);
/*
* Do all this logging at the end so that
* the root is at the right level.
@@ -3705,7 +3705,7 @@ STATIC xfs_bmbt_rec_t * /* pointer to found extent entry */
xfs_bmap_search_extents(
xfs_inode_t *ip, /* incore inode pointer */
xfs_fileoff_t bno, /* block number searched for */
- int whichfork, /* data or attr fork */
+ int fork, /* data or attr fork */
int *eofp, /* out: end of file found */
xfs_extnum_t *lastxp, /* out: last extent index */
xfs_bmbt_irec_t *gotp, /* out: extent entry found */
@@ -3713,25 +3713,28 @@ xfs_bmap_search_extents(
{
xfs_ifork_t *ifp; /* inode fork pointer */
xfs_bmbt_rec_t *ep; /* extent record pointer */
- int rt; /* realtime flag */
XFS_STATS_INC(xs_look_exlist);
- ifp = XFS_IFORK_PTR(ip, whichfork);
+ ifp = XFS_IFORK_PTR(ip, fork);
ep = xfs_bmap_search_multi_extents(ifp, bno, eofp, lastxp, gotp, prevp);
- rt = (whichfork == XFS_DATA_FORK) && XFS_IS_REALTIME_INODE(ip);
- if (unlikely(!rt && !gotp->br_startblock && (*lastxp != NULLEXTNUM))) {
- cmn_err(CE_PANIC,"Access to block zero: fs: <%s> inode: %lld "
- "start_block : %llx start_off : %llx blkcnt : %llx "
- "extent-state : %x \n",
- (ip->i_mount)->m_fsname, (long long)ip->i_ino,
+ if (unlikely(!(gotp->br_startblock) && (*lastxp != NULLEXTNUM) &&
+ !(XFS_IS_REALTIME_INODE(ip) && fork == XFS_DATA_FORK))) {
+ xfs_cmn_err(XFS_PTAG_FSBLOCK_ZERO, CE_ALERT, ip->i_mount,
+ "Access to block zero in inode %llu "
+ "start_block: %llx start_off: %llx "
+ "blkcnt: %llx extent-state: %x lastx: %x\n",
+ (unsigned long long)ip->i_ino,
(unsigned long long)gotp->br_startblock,
(unsigned long long)gotp->br_startoff,
(unsigned long long)gotp->br_blockcount,
- gotp->br_state);
- }
- return ep;
+ gotp->br_state, *lastxp);
+ *lastxp = NULLEXTNUM;
+ *eofp = 1;
+ return NULL;
+ }
+ return ep;
}
@@ -4494,7 +4497,7 @@ xfs_bmap_read_extents(
xfs_ifork_t *ifp; /* fork structure */
int level; /* btree level, for checking */
xfs_mount_t *mp; /* file system mount structure */
- xfs_bmbt_ptr_t *pp; /* pointer to block address */
+ __be64 *pp; /* pointer to block address */
/* REFERENCED */
xfs_extnum_t room; /* number of entries there's room for */
@@ -4510,10 +4513,10 @@ xfs_bmap_read_extents(
level = be16_to_cpu(block->bb_level);
ASSERT(level > 0);
pp = XFS_BMAP_BROOT_PTR_ADDR(block, 1, ifp->if_broot_bytes);
- ASSERT(INT_GET(*pp, ARCH_CONVERT) != NULLDFSBNO);
- ASSERT(XFS_FSB_TO_AGNO(mp, INT_GET(*pp, ARCH_CONVERT)) < mp->m_sb.sb_agcount);
- ASSERT(XFS_FSB_TO_AGBNO(mp, INT_GET(*pp, ARCH_CONVERT)) < mp->m_sb.sb_agblocks);
- bno = INT_GET(*pp, ARCH_CONVERT);
+ bno = be64_to_cpu(*pp);
+ ASSERT(bno != NULLDFSBNO);
+ ASSERT(XFS_FSB_TO_AGNO(mp, bno) < mp->m_sb.sb_agcount);
+ ASSERT(XFS_FSB_TO_AGBNO(mp, bno) < mp->m_sb.sb_agblocks);
/*
* Go down the tree until leaf level is reached, following the first
* pointer (leftmost) at each level.
@@ -4530,10 +4533,8 @@ xfs_bmap_read_extents(
break;
pp = XFS_BTREE_PTR_ADDR(mp->m_sb.sb_blocksize, xfs_bmbt, block,
1, mp->m_bmap_dmxr[1]);
- XFS_WANT_CORRUPTED_GOTO(
- XFS_FSB_SANITY_CHECK(mp, INT_GET(*pp, ARCH_CONVERT)),
- error0);
- bno = INT_GET(*pp, ARCH_CONVERT);
+ bno = be64_to_cpu(*pp);
+ XFS_WANT_CORRUPTED_GOTO(XFS_FSB_SANITY_CHECK(mp, bno), error0);
xfs_trans_brelse(tp, bp);
}
/*
@@ -6141,7 +6142,7 @@ xfs_check_block(
short sz)
{
int i, j, dmxr;
- xfs_bmbt_ptr_t *pp, *thispa; /* pointer to block address */
+ __be64 *pp, *thispa; /* pointer to block address */
xfs_bmbt_key_t *prevp, *keyp;
ASSERT(be16_to_cpu(block->bb_level) > 0);
@@ -6179,11 +6180,10 @@ xfs_check_block(
thispa = XFS_BTREE_PTR_ADDR(mp->m_sb.sb_blocksize,
xfs_bmbt, block, j, dmxr);
}
- if (INT_GET(*thispa, ARCH_CONVERT) ==
- INT_GET(*pp, ARCH_CONVERT)) {
+ if (*thispa == *pp) {
cmn_err(CE_WARN, "%s: thispa(%d) == pp(%d) %Ld",
__FUNCTION__, j, i,
- INT_GET(*thispa, ARCH_CONVERT));
+ (unsigned long long)be64_to_cpu(*thispa));
panic("%s: ptrs are equal in node\n",
__FUNCTION__);
}
@@ -6210,7 +6210,7 @@ xfs_bmap_check_leaf_extents(
xfs_ifork_t *ifp; /* fork structure */
int level; /* btree level, for checking */
xfs_mount_t *mp; /* file system mount structure */
- xfs_bmbt_ptr_t *pp; /* pointer to block address */
+ __be64 *pp; /* pointer to block address */
xfs_bmbt_rec_t *ep; /* pointer to current extent */
xfs_bmbt_rec_t *lastp; /* pointer to previous extent */
xfs_bmbt_rec_t *nextp; /* pointer to next extent */
@@ -6231,10 +6231,12 @@ xfs_bmap_check_leaf_extents(
ASSERT(level > 0);
xfs_check_block(block, mp, 1, ifp->if_broot_bytes);
pp = XFS_BMAP_BROOT_PTR_ADDR(block, 1, ifp->if_broot_bytes);
- ASSERT(INT_GET(*pp, ARCH_CONVERT) != NULLDFSBNO);
- ASSERT(XFS_FSB_TO_AGNO(mp, INT_GET(*pp, ARCH_CONVERT)) < mp->m_sb.sb_agcount);
- ASSERT(XFS_FSB_TO_AGBNO(mp, INT_GET(*pp, ARCH_CONVERT)) < mp->m_sb.sb_agblocks);
- bno = INT_GET(*pp, ARCH_CONVERT);
+ bno = be64_to_cpu(*pp);
+
+ ASSERT(bno != NULLDFSBNO);
+ ASSERT(XFS_FSB_TO_AGNO(mp, bno) < mp->m_sb.sb_agcount);
+ ASSERT(XFS_FSB_TO_AGBNO(mp, bno) < mp->m_sb.sb_agblocks);
+
/*
* Go down the tree until leaf level is reached, following the first
* pointer (leftmost) at each level.
@@ -6265,8 +6267,8 @@ xfs_bmap_check_leaf_extents(
xfs_check_block(block, mp, 0, 0);
pp = XFS_BTREE_PTR_ADDR(mp->m_sb.sb_blocksize, xfs_bmbt, block,
1, mp->m_bmap_dmxr[1]);
- XFS_WANT_CORRUPTED_GOTO(XFS_FSB_SANITY_CHECK(mp, INT_GET(*pp, ARCH_CONVERT)), error0);
- bno = INT_GET(*pp, ARCH_CONVERT);
+ bno = be64_to_cpu(*pp);
+ XFS_WANT_CORRUPTED_GOTO(XFS_FSB_SANITY_CHECK(mp, bno), error0);
if (bp_release) {
bp_release = 0;
xfs_trans_brelse(NULL, bp);
@@ -6372,7 +6374,7 @@ xfs_bmap_count_blocks(
xfs_ifork_t *ifp; /* fork structure */
int level; /* btree level, for checking */
xfs_mount_t *mp; /* file system mount structure */
- xfs_bmbt_ptr_t *pp; /* pointer to block address */
+ __be64 *pp; /* pointer to block address */
bno = NULLFSBLOCK;
mp = ip->i_mount;
@@ -6395,10 +6397,10 @@ xfs_bmap_count_blocks(
level = be16_to_cpu(block->bb_level);
ASSERT(level > 0);
pp = XFS_BMAP_BROOT_PTR_ADDR(block, 1, ifp->if_broot_bytes);
- ASSERT(INT_GET(*pp, ARCH_CONVERT) != NULLDFSBNO);
- ASSERT(XFS_FSB_TO_AGNO(mp, INT_GET(*pp, ARCH_CONVERT)) < mp->m_sb.sb_agcount);
- ASSERT(XFS_FSB_TO_AGBNO(mp, INT_GET(*pp, ARCH_CONVERT)) < mp->m_sb.sb_agblocks);
- bno = INT_GET(*pp, ARCH_CONVERT);
+ bno = be64_to_cpu(*pp);
+ ASSERT(bno != NULLDFSBNO);
+ ASSERT(XFS_FSB_TO_AGNO(mp, bno) < mp->m_sb.sb_agcount);
+ ASSERT(XFS_FSB_TO_AGBNO(mp, bno) < mp->m_sb.sb_agblocks);
if (unlikely(xfs_bmap_count_tree(mp, tp, ifp, bno, level, count) < 0)) {
XFS_ERROR_REPORT("xfs_bmap_count_blocks(2)", XFS_ERRLEVEL_LOW,
@@ -6425,7 +6427,7 @@ xfs_bmap_count_tree(
int error;
xfs_buf_t *bp, *nbp;
int level = levelin;
- xfs_bmbt_ptr_t *pp;
+ __be64 *pp;
xfs_fsblock_t bno = blockno;
xfs_fsblock_t nextbno;
xfs_bmbt_block_t *block, *nextblock;
@@ -6452,7 +6454,7 @@ xfs_bmap_count_tree(
/* Dive to the next level */
pp = XFS_BTREE_PTR_ADDR(mp->m_sb.sb_blocksize,
xfs_bmbt, block, 1, mp->m_bmap_dmxr[1]);
- bno = INT_GET(*pp, ARCH_CONVERT);
+ bno = be64_to_cpu(*pp);
if (unlikely((error =
xfs_bmap_count_tree(mp, tp, ifp, bno, level, count)) < 0)) {
xfs_trans_brelse(tp, bp);
diff --git a/fs/xfs/xfs_bmap_btree.c b/fs/xfs/xfs_bmap_btree.c
index 18fb7385d719..a7b835bf870a 100644
--- a/fs/xfs/xfs_bmap_btree.c
+++ b/fs/xfs/xfs_bmap_btree.c
@@ -58,7 +58,7 @@ STATIC void xfs_bmbt_log_ptrs(xfs_btree_cur_t *, xfs_buf_t *, int, int);
STATIC int xfs_bmbt_lshift(xfs_btree_cur_t *, int, int *);
STATIC int xfs_bmbt_rshift(xfs_btree_cur_t *, int, int *);
STATIC int xfs_bmbt_split(xfs_btree_cur_t *, int, xfs_fsblock_t *,
- xfs_bmbt_key_t *, xfs_btree_cur_t **, int *);
+ __uint64_t *, xfs_btree_cur_t **, int *);
STATIC int xfs_bmbt_updkey(xfs_btree_cur_t *, xfs_bmbt_key_t *, int);
@@ -192,16 +192,11 @@ xfs_bmbt_trace_argifk(
xfs_btree_cur_t *cur,
int i,
xfs_fsblock_t f,
- xfs_bmbt_key_t *k,
+ xfs_dfiloff_t o,
int line)
{
- xfs_dfsbno_t d;
- xfs_dfiloff_t o;
-
- d = (xfs_dfsbno_t)f;
- o = INT_GET(k->br_startoff, ARCH_CONVERT);
xfs_bmbt_trace_enter(func, cur, ARGS, XFS_BMBT_KTRACE_ARGIFK, line,
- i, d >> 32, (int)d, o >> 32,
+ i, (xfs_dfsbno_t)f >> 32, (int)f, o >> 32,
(int)o, 0, 0, 0,
0, 0, 0);
}
@@ -248,7 +243,7 @@ xfs_bmbt_trace_argik(
{
xfs_dfiloff_t o;
- o = INT_GET(k->br_startoff, ARCH_CONVERT);
+ o = be64_to_cpu(k->br_startoff);
xfs_bmbt_trace_enter(func, cur, ARGS, XFS_BMBT_KTRACE_ARGIFK, line,
i, o >> 32, (int)o, 0,
0, 0, 0, 0,
@@ -286,8 +281,8 @@ xfs_bmbt_trace_cursor(
xfs_bmbt_trace_argfffi(fname, c, o, b, i, j, __LINE__)
#define XFS_BMBT_TRACE_ARGI(c,i) \
xfs_bmbt_trace_argi(fname, c, i, __LINE__)
-#define XFS_BMBT_TRACE_ARGIFK(c,i,f,k) \
- xfs_bmbt_trace_argifk(fname, c, i, f, k, __LINE__)
+#define XFS_BMBT_TRACE_ARGIFK(c,i,f,s) \
+ xfs_bmbt_trace_argifk(fname, c, i, f, s, __LINE__)
#define XFS_BMBT_TRACE_ARGIFR(c,i,f,r) \
xfs_bmbt_trace_argifr(fname, c, i, f, r, __LINE__)
#define XFS_BMBT_TRACE_ARGIK(c,i,k) \
@@ -299,7 +294,7 @@ xfs_bmbt_trace_cursor(
#define XFS_BMBT_TRACE_ARGBII(c,b,i,j)
#define XFS_BMBT_TRACE_ARGFFFI(c,o,b,i,j)
#define XFS_BMBT_TRACE_ARGI(c,i)
-#define XFS_BMBT_TRACE_ARGIFK(c,i,f,k)
+#define XFS_BMBT_TRACE_ARGIFK(c,i,f,s)
#define XFS_BMBT_TRACE_ARGIFR(c,i,f,r)
#define XFS_BMBT_TRACE_ARGIK(c,i,k)
#define XFS_BMBT_TRACE_CURSOR(c,s)
@@ -357,7 +352,7 @@ xfs_bmbt_delrec(
XFS_BMBT_TRACE_CURSOR(cur, ENTRY);
XFS_BMBT_TRACE_ARGI(cur, level);
ptr = cur->bc_ptrs[level];
- tcur = (xfs_btree_cur_t *)0;
+ tcur = NULL;
if (ptr == 0) {
XFS_BMBT_TRACE_CURSOR(cur, EXIT);
*stat = 0;
@@ -382,7 +377,7 @@ xfs_bmbt_delrec(
pp = XFS_BMAP_PTR_IADDR(block, 1, cur);
#ifdef DEBUG
for (i = ptr; i < numrecs; i++) {
- if ((error = xfs_btree_check_lptr(cur, INT_GET(pp[i], ARCH_CONVERT), level))) {
+ if ((error = xfs_btree_check_lptr_disk(cur, pp[i], level))) {
XFS_BMBT_TRACE_CURSOR(cur, ERROR);
goto error0;
}
@@ -404,7 +399,8 @@ xfs_bmbt_delrec(
xfs_bmbt_log_recs(cur, bp, ptr, numrecs - 1);
}
if (ptr == 1) {
- INT_SET(key.br_startoff, ARCH_CONVERT, xfs_bmbt_disk_get_startoff(rp));
+ key.br_startoff =
+ cpu_to_be64(xfs_bmbt_disk_get_startoff(rp));
kp = &key;
}
}
@@ -621,7 +617,7 @@ xfs_bmbt_delrec(
rpp = XFS_BMAP_PTR_IADDR(right, 1, cur);
#ifdef DEBUG
for (i = 0; i < numrrecs; i++) {
- if ((error = xfs_btree_check_lptr(cur, INT_GET(rpp[i], ARCH_CONVERT), level))) {
+ if ((error = xfs_btree_check_lptr_disk(cur, rpp[i], level))) {
XFS_BMBT_TRACE_CURSOR(cur, ERROR);
goto error0;
}
@@ -748,7 +744,7 @@ xfs_bmbt_insrec(
int logflags; /* inode logging flags */
xfs_fsblock_t nbno; /* new block number */
struct xfs_btree_cur *ncur; /* new btree cursor */
- xfs_bmbt_key_t nkey; /* new btree key value */
+ __uint64_t startoff; /* new btree key value */
xfs_bmbt_rec_t nrec; /* new record count */
int optr; /* old key/record index */
xfs_bmbt_ptr_t *pp; /* pointer to bmap block addr */
@@ -759,9 +755,8 @@ xfs_bmbt_insrec(
ASSERT(level < cur->bc_nlevels);
XFS_BMBT_TRACE_CURSOR(cur, ENTRY);
XFS_BMBT_TRACE_ARGIFR(cur, level, *bnop, recp);
- ncur = (xfs_btree_cur_t *)0;
- INT_SET(key.br_startoff, ARCH_CONVERT,
- xfs_bmbt_disk_get_startoff(recp));
+ ncur = NULL;
+ key.br_startoff = cpu_to_be64(xfs_bmbt_disk_get_startoff(recp));
optr = ptr = cur->bc_ptrs[level];
if (ptr == 0) {
XFS_BMBT_TRACE_CURSOR(cur, EXIT);
@@ -820,7 +815,7 @@ xfs_bmbt_insrec(
optr = ptr = cur->bc_ptrs[level];
} else {
if ((error = xfs_bmbt_split(cur, level,
- &nbno, &nkey, &ncur,
+ &nbno, &startoff, &ncur,
&i))) {
XFS_BMBT_TRACE_CURSOR(cur,
ERROR);
@@ -840,7 +835,7 @@ xfs_bmbt_insrec(
#endif
ptr = cur->bc_ptrs[level];
xfs_bmbt_disk_set_allf(&nrec,
- nkey.br_startoff, 0, 0,
+ startoff, 0, 0,
XFS_EXT_NORM);
} else {
XFS_BMBT_TRACE_CURSOR(cur,
@@ -858,7 +853,7 @@ xfs_bmbt_insrec(
pp = XFS_BMAP_PTR_IADDR(block, 1, cur);
#ifdef DEBUG
for (i = numrecs; i >= ptr; i--) {
- if ((error = xfs_btree_check_lptr(cur, INT_GET(pp[i - 1], ARCH_CONVERT),
+ if ((error = xfs_btree_check_lptr_disk(cur, pp[i - 1],
level))) {
XFS_BMBT_TRACE_CURSOR(cur, ERROR);
return error;
@@ -870,14 +865,13 @@ xfs_bmbt_insrec(
memmove(&pp[ptr], &pp[ptr - 1], /* INT_: direct copy */
(numrecs - ptr + 1) * sizeof(*pp));
#ifdef DEBUG
- if ((error = xfs_btree_check_lptr(cur, (xfs_bmbt_ptr_t)*bnop,
- level))) {
+ if ((error = xfs_btree_check_lptr(cur, *bnop, level))) {
XFS_BMBT_TRACE_CURSOR(cur, ERROR);
return error;
}
#endif
kp[ptr - 1] = key;
- INT_SET(pp[ptr - 1], ARCH_CONVERT, *bnop);
+ pp[ptr - 1] = cpu_to_be64(*bnop);
numrecs++;
block->bb_numrecs = cpu_to_be16(numrecs);
xfs_bmbt_log_keys(cur, bp, ptr, numrecs);
@@ -988,7 +982,7 @@ xfs_bmbt_killroot(
cpp = XFS_BMAP_PTR_IADDR(cblock, 1, cur);
#ifdef DEBUG
for (i = 0; i < be16_to_cpu(cblock->bb_numrecs); i++) {
- if ((error = xfs_btree_check_lptr(cur, INT_GET(cpp[i], ARCH_CONVERT), level - 1))) {
+ if ((error = xfs_btree_check_lptr_disk(cur, cpp[i], level - 1))) {
XFS_BMBT_TRACE_CURSOR(cur, ERROR);
return error;
}
@@ -1132,7 +1126,7 @@ xfs_bmbt_lookup(
d = XFS_FSB_TO_DADDR(mp, fsbno);
bp = cur->bc_bufs[level];
if (bp && XFS_BUF_ADDR(bp) != d)
- bp = (xfs_buf_t *)0;
+ bp = NULL;
if (!bp) {
if ((error = xfs_btree_read_bufl(mp, tp, fsbno,
0, &bp, XFS_BMAP_BTREE_REF))) {
@@ -1170,7 +1164,7 @@ xfs_bmbt_lookup(
keyno = (low + high) >> 1;
if (level > 0) {
kkp = kkbase + keyno - 1;
- startoff = INT_GET(kkp->br_startoff, ARCH_CONVERT);
+ startoff = be64_to_cpu(kkp->br_startoff);
} else {
krp = krbase + keyno - 1;
startoff = xfs_bmbt_disk_get_startoff(krp);
@@ -1189,13 +1183,13 @@ xfs_bmbt_lookup(
if (diff > 0 && --keyno < 1)
keyno = 1;
pp = XFS_BMAP_PTR_IADDR(block, keyno, cur);
+ fsbno = be64_to_cpu(*pp);
#ifdef DEBUG
- if ((error = xfs_btree_check_lptr(cur, INT_GET(*pp, ARCH_CONVERT), level))) {
+ if ((error = xfs_btree_check_lptr(cur, fsbno, level))) {
XFS_BMBT_TRACE_CURSOR(cur, ERROR);
return error;
}
#endif
- fsbno = INT_GET(*pp, ARCH_CONVERT);
cur->bc_ptrs[level] = keyno;
}
}
@@ -1313,7 +1307,7 @@ xfs_bmbt_lshift(
lpp = XFS_BMAP_PTR_IADDR(left, lrecs, cur);
rpp = XFS_BMAP_PTR_IADDR(right, 1, cur);
#ifdef DEBUG
- if ((error = xfs_btree_check_lptr(cur, INT_GET(*rpp, ARCH_CONVERT), level))) {
+ if ((error = xfs_btree_check_lptr_disk(cur, *rpp, level))) {
XFS_BMBT_TRACE_CURSOR(cur, ERROR);
return error;
}
@@ -1340,7 +1334,7 @@ xfs_bmbt_lshift(
if (level > 0) {
#ifdef DEBUG
for (i = 0; i < rrecs; i++) {
- if ((error = xfs_btree_check_lptr(cur, INT_GET(rpp[i + 1], ARCH_CONVERT),
+ if ((error = xfs_btree_check_lptr_disk(cur, rpp[i + 1],
level))) {
XFS_BMBT_TRACE_CURSOR(cur, ERROR);
return error;
@@ -1354,8 +1348,7 @@ xfs_bmbt_lshift(
} else {
memmove(rrp, rrp + 1, rrecs * sizeof(*rrp));
xfs_bmbt_log_recs(cur, rbp, 1, rrecs);
- INT_SET(key.br_startoff, ARCH_CONVERT,
- xfs_bmbt_disk_get_startoff(rrp));
+ key.br_startoff = cpu_to_be64(xfs_bmbt_disk_get_startoff(rrp));
rkp = &key;
}
if ((error = xfs_bmbt_updkey(cur, rkp, level + 1))) {
@@ -1445,7 +1438,7 @@ xfs_bmbt_rshift(
rpp = XFS_BMAP_PTR_IADDR(right, 1, cur);
#ifdef DEBUG
for (i = be16_to_cpu(right->bb_numrecs) - 1; i >= 0; i--) {
- if ((error = xfs_btree_check_lptr(cur, INT_GET(rpp[i], ARCH_CONVERT), level))) {
+ if ((error = xfs_btree_check_lptr_disk(cur, rpp[i], level))) {
XFS_BMBT_TRACE_CURSOR(cur, ERROR);
return error;
}
@@ -1454,7 +1447,7 @@ xfs_bmbt_rshift(
memmove(rkp + 1, rkp, be16_to_cpu(right->bb_numrecs) * sizeof(*rkp));
memmove(rpp + 1, rpp, be16_to_cpu(right->bb_numrecs) * sizeof(*rpp));
#ifdef DEBUG
- if ((error = xfs_btree_check_lptr(cur, INT_GET(*lpp, ARCH_CONVERT), level))) {
+ if ((error = xfs_btree_check_lptr_disk(cur, *lpp, level))) {
XFS_BMBT_TRACE_CURSOR(cur, ERROR);
return error;
}
@@ -1469,8 +1462,7 @@ xfs_bmbt_rshift(
memmove(rrp + 1, rrp, be16_to_cpu(right->bb_numrecs) * sizeof(*rrp));
*rrp = *lrp;
xfs_bmbt_log_recs(cur, rbp, 1, be16_to_cpu(right->bb_numrecs) + 1);
- INT_SET(key.br_startoff, ARCH_CONVERT,
- xfs_bmbt_disk_get_startoff(rrp));
+ key.br_startoff = cpu_to_be64(xfs_bmbt_disk_get_startoff(rrp));
rkp = &key;
}
be16_add(&left->bb_numrecs, -1);
@@ -1535,7 +1527,7 @@ xfs_bmbt_split(
xfs_btree_cur_t *cur,
int level,
xfs_fsblock_t *bnop,
- xfs_bmbt_key_t *keyp,
+ __uint64_t *startoff,
xfs_btree_cur_t **curp,
int *stat) /* success/failure */
{
@@ -1560,7 +1552,7 @@ xfs_bmbt_split(
xfs_bmbt_rec_t *rrp; /* right record pointer */
XFS_BMBT_TRACE_CURSOR(cur, ENTRY);
- XFS_BMBT_TRACE_ARGIFK(cur, level, *bnop, keyp);
+ XFS_BMBT_TRACE_ARGIFK(cur, level, *bnop, *startoff);
args.tp = cur->bc_tp;
args.mp = cur->bc_mp;
lbp = cur->bc_bufs[level];
@@ -1619,7 +1611,7 @@ xfs_bmbt_split(
rpp = XFS_BMAP_PTR_IADDR(right, 1, cur);
#ifdef DEBUG
for (i = 0; i < be16_to_cpu(right->bb_numrecs); i++) {
- if ((error = xfs_btree_check_lptr(cur, INT_GET(lpp[i], ARCH_CONVERT), level))) {
+ if ((error = xfs_btree_check_lptr_disk(cur, lpp[i], level))) {
XFS_BMBT_TRACE_CURSOR(cur, ERROR);
return error;
}
@@ -1629,13 +1621,13 @@ xfs_bmbt_split(
memcpy(rpp, lpp, be16_to_cpu(right->bb_numrecs) * sizeof(*rpp));
xfs_bmbt_log_keys(cur, rbp, 1, be16_to_cpu(right->bb_numrecs));
xfs_bmbt_log_ptrs(cur, rbp, 1, be16_to_cpu(right->bb_numrecs));
- keyp->br_startoff = INT_GET(rkp->br_startoff, ARCH_CONVERT);
+ *startoff = be64_to_cpu(rkp->br_startoff);
} else {
lrp = XFS_BMAP_REC_IADDR(left, i, cur);
rrp = XFS_BMAP_REC_IADDR(right, 1, cur);
memcpy(rrp, lrp, be16_to_cpu(right->bb_numrecs) * sizeof(*rrp));
xfs_bmbt_log_recs(cur, rbp, 1, be16_to_cpu(right->bb_numrecs));
- keyp->br_startoff = xfs_bmbt_disk_get_startoff(rrp);
+ *startoff = xfs_bmbt_disk_get_startoff(rrp);
}
be16_add(&left->bb_numrecs, -(be16_to_cpu(right->bb_numrecs)));
right->bb_rightsib = left->bb_rightsib;
@@ -1728,9 +1720,9 @@ xfs_bmdr_to_bmbt(
{
int dmxr;
xfs_bmbt_key_t *fkp;
- xfs_bmbt_ptr_t *fpp;
+ __be64 *fpp;
xfs_bmbt_key_t *tkp;
- xfs_bmbt_ptr_t *tpp;
+ __be64 *tpp;
rblock->bb_magic = cpu_to_be32(XFS_BMAP_MAGIC);
rblock->bb_level = dblock->bb_level;
@@ -1745,7 +1737,7 @@ xfs_bmdr_to_bmbt(
tpp = XFS_BMAP_BROOT_PTR_ADDR(rblock, 1, rblocklen);
dmxr = be16_to_cpu(dblock->bb_numrecs);
memcpy(tkp, fkp, sizeof(*fkp) * dmxr);
- memcpy(tpp, fpp, sizeof(*fpp) * dmxr); /* INT_: direct copy */
+ memcpy(tpp, fpp, sizeof(*fpp) * dmxr);
}
/*
@@ -1805,7 +1797,7 @@ xfs_bmbt_decrement(
tp = cur->bc_tp;
mp = cur->bc_mp;
for (block = xfs_bmbt_get_block(cur, lev, &bp); lev > level; ) {
- fsbno = INT_GET(*XFS_BMAP_PTR_IADDR(block, cur->bc_ptrs[lev], cur), ARCH_CONVERT);
+ fsbno = be64_to_cpu(*XFS_BMAP_PTR_IADDR(block, cur->bc_ptrs[lev], cur));
if ((error = xfs_btree_read_bufl(mp, tp, fsbno, 0, &bp,
XFS_BMAP_BTREE_REF))) {
XFS_BMBT_TRACE_CURSOR(cur, ERROR);
@@ -2135,7 +2127,7 @@ xfs_bmbt_increment(
tp = cur->bc_tp;
mp = cur->bc_mp;
for (block = xfs_bmbt_get_block(cur, lev, &bp); lev > level; ) {
- fsbno = INT_GET(*XFS_BMAP_PTR_IADDR(block, cur->bc_ptrs[lev], cur), ARCH_CONVERT);
+ fsbno = be64_to_cpu(*XFS_BMAP_PTR_IADDR(block, cur->bc_ptrs[lev], cur));
if ((error = xfs_btree_read_bufl(mp, tp, fsbno, 0, &bp,
XFS_BMAP_BTREE_REF))) {
XFS_BMBT_TRACE_CURSOR(cur, ERROR);
@@ -2178,7 +2170,7 @@ xfs_bmbt_insert(
level = 0;
nbno = NULLFSBLOCK;
xfs_bmbt_disk_set_all(&nrec, &cur->bc_rec.b);
- ncur = (xfs_btree_cur_t *)0;
+ ncur = NULL;
pcur = cur;
do {
if ((error = xfs_bmbt_insrec(pcur, level++, &nbno, &nrec, &ncur,
@@ -2205,7 +2197,7 @@ xfs_bmbt_insert(
}
if (ncur) {
pcur = ncur;
- ncur = (xfs_btree_cur_t *)0;
+ ncur = NULL;
}
} while (nbno != NULLFSBLOCK);
XFS_BMBT_TRACE_CURSOR(cur, EXIT);
@@ -2356,12 +2348,12 @@ xfs_bmbt_newroot(
args.firstblock = args.fsbno;
if (args.fsbno == NULLFSBLOCK) {
#ifdef DEBUG
- if ((error = xfs_btree_check_lptr(cur, INT_GET(*pp, ARCH_CONVERT), level))) {
+ if ((error = xfs_btree_check_lptr_disk(cur, *pp, level))) {
XFS_BMBT_TRACE_CURSOR(cur, ERROR);
return error;
}
#endif
- args.fsbno = INT_GET(*pp, ARCH_CONVERT);
+ args.fsbno = be64_to_cpu(*pp);
args.type = XFS_ALLOCTYPE_START_BNO;
} else
args.type = XFS_ALLOCTYPE_NEAR_BNO;
@@ -2393,7 +2385,7 @@ xfs_bmbt_newroot(
cpp = XFS_BMAP_PTR_IADDR(cblock, 1, cur);
#ifdef DEBUG
for (i = 0; i < be16_to_cpu(cblock->bb_numrecs); i++) {
- if ((error = xfs_btree_check_lptr(cur, INT_GET(pp[i], ARCH_CONVERT), level))) {
+ if ((error = xfs_btree_check_lptr_disk(cur, pp[i], level))) {
XFS_BMBT_TRACE_CURSOR(cur, ERROR);
return error;
}
@@ -2401,13 +2393,12 @@ xfs_bmbt_newroot(
#endif
memcpy(cpp, pp, be16_to_cpu(cblock->bb_numrecs) * sizeof(*pp));
#ifdef DEBUG
- if ((error = xfs_btree_check_lptr(cur, (xfs_bmbt_ptr_t)args.fsbno,
- level))) {
+ if ((error = xfs_btree_check_lptr(cur, args.fsbno, level))) {
XFS_BMBT_TRACE_CURSOR(cur, ERROR);
return error;
}
#endif
- INT_SET(*pp, ARCH_CONVERT, args.fsbno);
+ *pp = cpu_to_be64(args.fsbno);
xfs_iroot_realloc(cur->bc_private.b.ip, 1 - be16_to_cpu(cblock->bb_numrecs),
cur->bc_private.b.whichfork);
xfs_btree_setbuf(cur, level, bp);
@@ -2681,9 +2672,9 @@ xfs_bmbt_to_bmdr(
{
int dmxr;
xfs_bmbt_key_t *fkp;
- xfs_bmbt_ptr_t *fpp;
+ __be64 *fpp;
xfs_bmbt_key_t *tkp;
- xfs_bmbt_ptr_t *tpp;
+ __be64 *tpp;
ASSERT(be32_to_cpu(rblock->bb_magic) == XFS_BMAP_MAGIC);
ASSERT(be64_to_cpu(rblock->bb_leftsib) == NULLDFSBNO);
@@ -2698,7 +2689,7 @@ xfs_bmbt_to_bmdr(
tpp = XFS_BTREE_PTR_ADDR(dblocklen, xfs_bmdr, dblock, 1, dmxr);
dmxr = be16_to_cpu(dblock->bb_numrecs);
memcpy(tkp, fkp, sizeof(*fkp) * dmxr);
- memcpy(tpp, fpp, sizeof(*fpp) * dmxr); /* INT_: direct copy */
+ memcpy(tpp, fpp, sizeof(*fpp) * dmxr);
}
/*
@@ -2740,7 +2731,7 @@ xfs_bmbt_update(
XFS_BMBT_TRACE_CURSOR(cur, EXIT);
return 0;
}
- INT_SET(key.br_startoff, ARCH_CONVERT, off);
+ key.br_startoff = cpu_to_be64(off);
if ((error = xfs_bmbt_updkey(cur, &key, 1))) {
XFS_BMBT_TRACE_CURSOR(cur, ERROR);
return error;
diff --git a/fs/xfs/xfs_bmap_btree.h b/fs/xfs/xfs_bmap_btree.h
index 6478cfa0e539..49539de9525b 100644
--- a/fs/xfs/xfs_bmap_btree.h
+++ b/fs/xfs/xfs_bmap_btree.h
@@ -163,13 +163,14 @@ typedef struct xfs_bmbt_irec
/*
* Key structure for non-leaf levels of the tree.
*/
-typedef struct xfs_bmbt_key
-{
- xfs_dfiloff_t br_startoff; /* starting file offset */
+typedef struct xfs_bmbt_key {
+ __be64 br_startoff; /* starting file offset */
} xfs_bmbt_key_t, xfs_bmdr_key_t;
-typedef xfs_dfsbno_t xfs_bmbt_ptr_t, xfs_bmdr_ptr_t; /* btree pointer type */
- /* btree block header type */
+/* btree pointer type */
+typedef __be64 xfs_bmbt_ptr_t, xfs_bmdr_ptr_t;
+
+/* btree block header type */
typedef struct xfs_btree_lblock xfs_bmbt_block_t;
#define XFS_BUF_TO_BMBT_BLOCK(bp) ((xfs_bmbt_block_t *)XFS_BUF_PTR(bp))
diff --git a/fs/xfs/xfs_btree.c b/fs/xfs/xfs_btree.c
index ee2255bd6562..aeb87ca69fcc 100644
--- a/fs/xfs/xfs_btree.c
+++ b/fs/xfs/xfs_btree.c
@@ -161,7 +161,7 @@ xfs_btree_check_key(
k1 = ak1;
k2 = ak2;
- ASSERT(INT_GET(k1->br_startoff, ARCH_CONVERT) < INT_GET(k2->br_startoff, ARCH_CONVERT));
+ ASSERT(be64_to_cpu(k1->br_startoff) < be64_to_cpu(k2->br_startoff));
break;
}
case XFS_BTNUM_INO: {
@@ -170,7 +170,7 @@ xfs_btree_check_key(
k1 = ak1;
k2 = ak2;
- ASSERT(INT_GET(k1->ir_startino, ARCH_CONVERT) < INT_GET(k2->ir_startino, ARCH_CONVERT));
+ ASSERT(be32_to_cpu(k1->ir_startino) < be32_to_cpu(k2->ir_startino));
break;
}
default:
@@ -285,8 +285,8 @@ xfs_btree_check_rec(
r1 = ar1;
r2 = ar2;
- ASSERT(INT_GET(r1->ir_startino, ARCH_CONVERT) + XFS_INODES_PER_CHUNK <=
- INT_GET(r2->ir_startino, ARCH_CONVERT));
+ ASSERT(be32_to_cpu(r1->ir_startino) + XFS_INODES_PER_CHUNK <=
+ be32_to_cpu(r2->ir_startino));
break;
}
default:
diff --git a/fs/xfs/xfs_btree.h b/fs/xfs/xfs_btree.h
index 44f1bd98064a..892b06c54263 100644
--- a/fs/xfs/xfs_btree.h
+++ b/fs/xfs/xfs_btree.h
@@ -145,7 +145,7 @@ typedef struct xfs_btree_cur
union {
xfs_alloc_rec_incore_t a;
xfs_bmbt_irec_t b;
- xfs_inobt_rec_t i;
+ xfs_inobt_rec_incore_t i;
} bc_rec; /* current insert/search record value */
struct xfs_buf *bc_bufs[XFS_BTREE_MAXLEVELS]; /* buf ptr per level */
int bc_ptrs[XFS_BTREE_MAXLEVELS]; /* key/record # */
@@ -243,6 +243,9 @@ xfs_btree_check_lptr(
xfs_dfsbno_t ptr, /* btree block disk address */
int level); /* btree block level */
+#define xfs_btree_check_lptr_disk(cur, ptr, level) \
+ xfs_btree_check_lptr(cur, be64_to_cpu(ptr), level)
+
/*
* Checking routine: check that short form block header is ok.
*/
diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c
index a4aa53974f76..7a55c248ea70 100644
--- a/fs/xfs/xfs_buf_item.c
+++ b/fs/xfs/xfs_buf_item.c
@@ -234,7 +234,6 @@ xfs_buf_item_format(
ASSERT((bip->bli_flags & XFS_BLI_LOGGED) ||
(bip->bli_flags & XFS_BLI_STALE));
bp = bip->bli_buf;
- ASSERT(XFS_BUF_BP_ISMAPPED(bp));
vecp = log_vector;
/*
@@ -628,25 +627,6 @@ xfs_buf_item_committed(
}
/*
- * This is called when the transaction holding the buffer is aborted.
- * Just behave as if the transaction had been cancelled. If we're shutting down
- * and have aborted this transaction, we'll trap this buffer when it tries to
- * get written out.
- */
-STATIC void
-xfs_buf_item_abort(
- xfs_buf_log_item_t *bip)
-{
- xfs_buf_t *bp;
-
- bp = bip->bli_buf;
- xfs_buftrace("XFS_ABORT", bp);
- XFS_BUF_SUPER_STALE(bp);
- xfs_buf_item_unlock(bip);
- return;
-}
-
-/*
* This is called to asynchronously write the buffer associated with this
* buf log item out to disk. The buffer will already have been locked by
* a successful call to xfs_buf_item_trylock(). If the buffer still has
@@ -693,7 +673,6 @@ STATIC struct xfs_item_ops xfs_buf_item_ops = {
.iop_committed = (xfs_lsn_t(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_buf_item_committed,
.iop_push = (void(*)(xfs_log_item_t*))xfs_buf_item_push,
- .iop_abort = (void(*)(xfs_log_item_t*))xfs_buf_item_abort,
.iop_pushbuf = NULL,
.iop_committing = (void(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_buf_item_committing
@@ -901,7 +880,6 @@ xfs_buf_item_relse(
XFS_BUF_SET_FSPRIVATE(bp, bip->bli_item.li_bio_list);
if ((XFS_BUF_FSPRIVATE(bp, void *) == NULL) &&
(XFS_BUF_IODONE_FUNC(bp) != NULL)) {
- ASSERT((XFS_BUF_ISUNINITIAL(bp)) == 0);
XFS_BUF_CLR_IODONE_FUNC(bp);
}
diff --git a/fs/xfs/xfs_da_btree.c b/fs/xfs/xfs_da_btree.c
index 32ab61d17ace..a68bc1f1a313 100644
--- a/fs/xfs/xfs_da_btree.c
+++ b/fs/xfs/xfs_da_btree.c
@@ -1054,7 +1054,7 @@ xfs_da_node_lookup_int(xfs_da_state_t *state, int *result)
xfs_da_node_entry_t *btree;
xfs_dablk_t blkno;
int probe, span, max, error, retval;
- xfs_dahash_t hashval;
+ xfs_dahash_t hashval, btreehashval;
xfs_da_args_t *args;
args = state->args;
@@ -1079,30 +1079,32 @@ xfs_da_node_lookup_int(xfs_da_state_t *state, int *result)
return(error);
}
curr = blk->bp->data;
- ASSERT(be16_to_cpu(curr->magic) == XFS_DA_NODE_MAGIC ||
- be16_to_cpu(curr->magic) == XFS_DIR2_LEAFN_MAGIC ||
- be16_to_cpu(curr->magic) == XFS_ATTR_LEAF_MAGIC);
+ blk->magic = be16_to_cpu(curr->magic);
+ ASSERT(blk->magic == XFS_DA_NODE_MAGIC ||
+ blk->magic == XFS_DIR2_LEAFN_MAGIC ||
+ blk->magic == XFS_ATTR_LEAF_MAGIC);
/*
* Search an intermediate node for a match.
*/
- blk->magic = be16_to_cpu(curr->magic);
if (blk->magic == XFS_DA_NODE_MAGIC) {
node = blk->bp->data;
- blk->hashval = be32_to_cpu(node->btree[be16_to_cpu(node->hdr.count)-1].hashval);
+ max = be16_to_cpu(node->hdr.count);
+ btreehashval = node->btree[max-1].hashval;
+ blk->hashval = be32_to_cpu(btreehashval);
/*
* Binary search. (note: small blocks will skip loop)
*/
- max = be16_to_cpu(node->hdr.count);
probe = span = max / 2;
hashval = args->hashval;
for (btree = &node->btree[probe]; span > 4;
btree = &node->btree[probe]) {
span /= 2;
- if (be32_to_cpu(btree->hashval) < hashval)
+ btreehashval = be32_to_cpu(btree->hashval);
+ if (btreehashval < hashval)
probe += span;
- else if (be32_to_cpu(btree->hashval) > hashval)
+ else if (btreehashval > hashval)
probe -= span;
else
break;
@@ -1133,10 +1135,10 @@ xfs_da_node_lookup_int(xfs_da_state_t *state, int *result)
blk->index = probe;
blkno = be32_to_cpu(btree->before);
}
- } else if (be16_to_cpu(curr->magic) == XFS_ATTR_LEAF_MAGIC) {
+ } else if (blk->magic == XFS_ATTR_LEAF_MAGIC) {
blk->hashval = xfs_attr_leaf_lasthash(blk->bp, NULL);
break;
- } else if (be16_to_cpu(curr->magic) == XFS_DIR2_LEAFN_MAGIC) {
+ } else if (blk->magic == XFS_DIR2_LEAFN_MAGIC) {
blk->hashval = xfs_dir2_leafn_lasthash(blk->bp, NULL);
break;
}
@@ -1152,11 +1154,13 @@ xfs_da_node_lookup_int(xfs_da_state_t *state, int *result)
if (blk->magic == XFS_DIR2_LEAFN_MAGIC) {
retval = xfs_dir2_leafn_lookup_int(blk->bp, args,
&blk->index, state);
- }
- else if (blk->magic == XFS_ATTR_LEAF_MAGIC) {
+ } else if (blk->magic == XFS_ATTR_LEAF_MAGIC) {
retval = xfs_attr_leaf_lookup_int(blk->bp, args);
blk->index = args->index;
args->blkno = blk->blkno;
+ } else {
+ ASSERT(0);
+ return XFS_ERROR(EFSCORRUPTED);
}
if (((retval == ENOENT) || (retval == ENOATTR)) &&
(blk->hashval == args->hashval)) {
@@ -1166,8 +1170,7 @@ xfs_da_node_lookup_int(xfs_da_state_t *state, int *result)
return(error);
if (retval == 0) {
continue;
- }
- else if (blk->magic == XFS_ATTR_LEAF_MAGIC) {
+ } else if (blk->magic == XFS_ATTR_LEAF_MAGIC) {
/* path_shift() gives ENOENT */
retval = XFS_ERROR(ENOATTR);
}
diff --git a/fs/xfs/xfs_error.h b/fs/xfs/xfs_error.h
index bc43163456ef..0893e16b7d83 100644
--- a/fs/xfs/xfs_error.h
+++ b/fs/xfs/xfs_error.h
@@ -18,14 +18,6 @@
#ifndef __XFS_ERROR_H__
#define __XFS_ERROR_H__
-#define XFS_ERECOVER 1 /* Failure to recover log */
-#define XFS_ELOGSTAT 2 /* Failure to stat log in user space */
-#define XFS_ENOLOGSPACE 3 /* Reservation too large */
-#define XFS_ENOTSUP 4 /* Operation not supported */
-#define XFS_ENOLSN 5 /* Can't find the lsn you asked for */
-#define XFS_ENOTFOUND 6
-#define XFS_ENOTXFS 7 /* Not XFS filesystem */
-
#ifdef DEBUG
#define XFS_ERROR_NTRAP 10
extern int xfs_etrap[XFS_ERROR_NTRAP];
@@ -175,6 +167,7 @@ extern int xfs_errortag_clearall_umount(int64_t fsid, char *fsname, int loud);
#define XFS_PTAG_SHUTDOWN_CORRUPT 0x00000010
#define XFS_PTAG_SHUTDOWN_IOERROR 0x00000020
#define XFS_PTAG_SHUTDOWN_LOGERROR 0x00000040
+#define XFS_PTAG_FSBLOCK_ZERO 0x00000080
struct xfs_mount;
/* PRINTFLIKE4 */
diff --git a/fs/xfs/xfs_extfree_item.c b/fs/xfs/xfs_extfree_item.c
index 6cf6d8769b97..6dba78199faf 100644
--- a/fs/xfs/xfs_extfree_item.c
+++ b/fs/xfs/xfs_extfree_item.c
@@ -33,9 +33,6 @@ kmem_zone_t *xfs_efi_zone;
kmem_zone_t *xfs_efd_zone;
STATIC void xfs_efi_item_unlock(xfs_efi_log_item_t *);
-STATIC void xfs_efi_item_abort(xfs_efi_log_item_t *);
-STATIC void xfs_efd_item_abort(xfs_efd_log_item_t *);
-
void
xfs_efi_item_free(xfs_efi_log_item_t *efip)
@@ -184,7 +181,7 @@ STATIC void
xfs_efi_item_unlock(xfs_efi_log_item_t *efip)
{
if (efip->efi_item.li_flags & XFS_LI_ABORTED)
- xfs_efi_item_abort(efip);
+ xfs_efi_item_free(efip);
return;
}
@@ -202,18 +199,6 @@ xfs_efi_item_committed(xfs_efi_log_item_t *efip, xfs_lsn_t lsn)
}
/*
- * This is called when the transaction logging the EFI is aborted.
- * Free up the EFI and return. No need to clean up the slot for
- * the item in the transaction. That was done by the unpin code
- * which is called prior to this routine in the abort/fs-shutdown path.
- */
-STATIC void
-xfs_efi_item_abort(xfs_efi_log_item_t *efip)
-{
- xfs_efi_item_free(efip);
-}
-
-/*
* There isn't much you can do to push on an efi item. It is simply
* stuck waiting for all of its corresponding efd items to be
* committed to disk.
@@ -255,7 +240,6 @@ STATIC struct xfs_item_ops xfs_efi_item_ops = {
.iop_committed = (xfs_lsn_t(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_efi_item_committed,
.iop_push = (void(*)(xfs_log_item_t*))xfs_efi_item_push,
- .iop_abort = (void(*)(xfs_log_item_t*))xfs_efi_item_abort,
.iop_pushbuf = NULL,
.iop_committing = (void(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_efi_item_committing
@@ -386,33 +370,6 @@ xfs_efi_release(xfs_efi_log_item_t *efip,
}
}
-/*
- * This is called when the transaction that should be committing the
- * EFD corresponding to the given EFI is aborted. The committed and
- * canceled flags are used to coordinate the freeing of the EFI and
- * the references by the transaction that committed it.
- */
-STATIC void
-xfs_efi_cancel(
- xfs_efi_log_item_t *efip)
-{
- xfs_mount_t *mp;
- SPLDECL(s);
-
- mp = efip->efi_item.li_mountp;
- AIL_LOCK(mp, s);
- if (efip->efi_flags & XFS_EFI_COMMITTED) {
- /*
- * xfs_trans_delete_ail() drops the AIL lock.
- */
- xfs_trans_delete_ail(mp, (xfs_log_item_t *)efip, s);
- xfs_efi_item_free(efip);
- } else {
- efip->efi_flags |= XFS_EFI_CANCELED;
- AIL_UNLOCK(mp, s);
- }
-}
-
STATIC void
xfs_efd_item_free(xfs_efd_log_item_t *efdp)
{
@@ -514,7 +471,7 @@ STATIC void
xfs_efd_item_unlock(xfs_efd_log_item_t *efdp)
{
if (efdp->efd_item.li_flags & XFS_LI_ABORTED)
- xfs_efd_item_abort(efdp);
+ xfs_efd_item_free(efdp);
return;
}
@@ -541,27 +498,6 @@ xfs_efd_item_committed(xfs_efd_log_item_t *efdp, xfs_lsn_t lsn)
}
/*
- * The transaction of which this EFD is a part has been aborted.
- * Inform its companion EFI of this fact and then clean up after
- * ourselves. No need to clean up the slot for the item in the
- * transaction. That was done by the unpin code which is called
- * prior to this routine in the abort/fs-shutdown path.
- */
-STATIC void
-xfs_efd_item_abort(xfs_efd_log_item_t *efdp)
-{
- /*
- * If we got a log I/O error, it's always the case that the LR with the
- * EFI got unpinned and freed before the EFD got aborted. So don't
- * reference the EFI at all in that case.
- */
- if ((efdp->efd_item.li_flags & XFS_LI_ABORTED) == 0)
- xfs_efi_cancel(efdp->efd_efip);
-
- xfs_efd_item_free(efdp);
-}
-
-/*
* There isn't much you can do to push on an efd item. It is simply
* stuck waiting for the log to be flushed to disk.
*/
@@ -602,7 +538,6 @@ STATIC struct xfs_item_ops xfs_efd_item_ops = {
.iop_committed = (xfs_lsn_t(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_efd_item_committed,
.iop_push = (void(*)(xfs_log_item_t*))xfs_efd_item_push,
- .iop_abort = (void(*)(xfs_log_item_t*))xfs_efd_item_abort,
.iop_pushbuf = NULL,
.iop_committing = (void(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_efd_item_committing
diff --git a/fs/xfs/xfs_extfree_item.h b/fs/xfs/xfs_extfree_item.h
index 0ea45edaab03..2f049f63e85f 100644
--- a/fs/xfs/xfs_extfree_item.h
+++ b/fs/xfs/xfs_extfree_item.h
@@ -33,14 +33,16 @@ typedef struct xfs_extent {
* conversion routine.
*/
+#ifndef HAVE_FORMAT32
typedef struct xfs_extent_32 {
- xfs_dfsbno_t ext_start;
- xfs_extlen_t ext_len;
+ __uint64_t ext_start;
+ __uint32_t ext_len;
} __attribute__((packed)) xfs_extent_32_t;
+#endif
typedef struct xfs_extent_64 {
- xfs_dfsbno_t ext_start;
- xfs_extlen_t ext_len;
+ __uint64_t ext_start;
+ __uint32_t ext_len;
__uint32_t ext_pad;
} xfs_extent_64_t;
@@ -50,25 +52,27 @@ typedef struct xfs_extent_64 {
* size is given by efi_nextents.
*/
typedef struct xfs_efi_log_format {
- unsigned short efi_type; /* efi log item type */
- unsigned short efi_size; /* size of this item */
- uint efi_nextents; /* # extents to free */
+ __uint16_t efi_type; /* efi log item type */
+ __uint16_t efi_size; /* size of this item */
+ __uint32_t efi_nextents; /* # extents to free */
__uint64_t efi_id; /* efi identifier */
xfs_extent_t efi_extents[1]; /* array of extents to free */
} xfs_efi_log_format_t;
+#ifndef HAVE_FORMAT32
typedef struct xfs_efi_log_format_32 {
- unsigned short efi_type; /* efi log item type */
- unsigned short efi_size; /* size of this item */
- uint efi_nextents; /* # extents to free */
+ __uint16_t efi_type; /* efi log item type */
+ __uint16_t efi_size; /* size of this item */
+ __uint32_t efi_nextents; /* # extents to free */
__uint64_t efi_id; /* efi identifier */
xfs_extent_32_t efi_extents[1]; /* array of extents to free */
} __attribute__((packed)) xfs_efi_log_format_32_t;
+#endif
typedef struct xfs_efi_log_format_64 {
- unsigned short efi_type; /* efi log item type */
- unsigned short efi_size; /* size of this item */
- uint efi_nextents; /* # extents to free */
+ __uint16_t efi_type; /* efi log item type */
+ __uint16_t efi_size; /* size of this item */
+ __uint32_t efi_nextents; /* # extents to free */
__uint64_t efi_id; /* efi identifier */
xfs_extent_64_t efi_extents[1]; /* array of extents to free */
} xfs_efi_log_format_64_t;
@@ -79,25 +83,27 @@ typedef struct xfs_efi_log_format_64 {
* size is given by efd_nextents;
*/
typedef struct xfs_efd_log_format {
- unsigned short efd_type; /* efd log item type */
- unsigned short efd_size; /* size of this item */
- uint efd_nextents; /* # of extents freed */
+ __uint16_t efd_type; /* efd log item type */
+ __uint16_t efd_size; /* size of this item */
+ __uint32_t efd_nextents; /* # of extents freed */
__uint64_t efd_efi_id; /* id of corresponding efi */
xfs_extent_t efd_extents[1]; /* array of extents freed */
} xfs_efd_log_format_t;
+#ifndef HAVE_FORMAT32
typedef struct xfs_efd_log_format_32 {
- unsigned short efd_type; /* efd log item type */
- unsigned short efd_size; /* size of this item */
- uint efd_nextents; /* # of extents freed */
+ __uint16_t efd_type; /* efd log item type */
+ __uint16_t efd_size; /* size of this item */
+ __uint32_t efd_nextents; /* # of extents freed */
__uint64_t efd_efi_id; /* id of corresponding efi */
xfs_extent_32_t efd_extents[1]; /* array of extents freed */
} __attribute__((packed)) xfs_efd_log_format_32_t;
+#endif
typedef struct xfs_efd_log_format_64 {
- unsigned short efd_type; /* efd log item type */
- unsigned short efd_size; /* size of this item */
- uint efd_nextents; /* # of extents freed */
+ __uint16_t efd_type; /* efd log item type */
+ __uint16_t efd_size; /* size of this item */
+ __uint32_t efd_nextents; /* # of extents freed */
__uint64_t efd_efi_id; /* id of corresponding efi */
xfs_extent_64_t efd_extents[1]; /* array of extents freed */
} xfs_efd_log_format_64_t;
diff --git a/fs/xfs/xfs_fs.h b/fs/xfs/xfs_fs.h
index 0f0ad1535951..1335449841cd 100644
--- a/fs/xfs/xfs_fs.h
+++ b/fs/xfs/xfs_fs.h
@@ -22,8 +22,6 @@
* SGI's XFS filesystem's major stuff (constants, structures)
*/
-#define XFS_NAME "xfs"
-
/*
* Direct I/O attribute record used with XFS_IOC_DIOINFO
* d_miniosz is the min xfer size, xfer size multiple and file seek offset
@@ -426,11 +424,7 @@ typedef struct xfs_handle {
- (char *) &(handle)) \
+ (handle).ha_fid.xfs_fid_len)
-#define XFS_HANDLE_CMP(h1, h2) memcmp(h1, h2, sizeof(xfs_handle_t))
-
-#define FSHSIZE sizeof(fsid_t)
-
-/*
+/*
* Flags for going down operation
*/
#define XFS_FSOP_GOING_FLAGS_DEFAULT 0x0 /* going down */
diff --git a/fs/xfs/xfs_ialloc.c b/fs/xfs/xfs_ialloc.c
index 33164a85aa9d..a446e5a115c6 100644
--- a/fs/xfs/xfs_ialloc.c
+++ b/fs/xfs/xfs_ialloc.c
@@ -458,7 +458,7 @@ nextag:
*/
if (XFS_FORCED_SHUTDOWN(mp)) {
up_read(&mp->m_peraglock);
- return (xfs_buf_t *)0;
+ return NULL;
}
agno++;
if (agno >= agcount)
@@ -466,7 +466,7 @@ nextag:
if (agno == pagno) {
if (flags == 0) {
up_read(&mp->m_peraglock);
- return (xfs_buf_t *)0;
+ return NULL;
}
flags = 0;
}
@@ -529,10 +529,10 @@ xfs_dialloc(
int offset; /* index of inode in chunk */
xfs_agino_t pagino; /* parent's a.g. relative inode # */
xfs_agnumber_t pagno; /* parent's allocation group number */
- xfs_inobt_rec_t rec; /* inode allocation record */
+ xfs_inobt_rec_incore_t rec; /* inode allocation record */
xfs_agnumber_t tagno; /* testing allocation group number */
xfs_btree_cur_t *tcur; /* temp cursor */
- xfs_inobt_rec_t trec; /* temp inode allocation record */
+ xfs_inobt_rec_incore_t trec; /* temp inode allocation record */
if (*IO_agbp == NULL) {
@@ -945,7 +945,7 @@ xfs_difree(
int ilen; /* inodes in an inode cluster */
xfs_mount_t *mp; /* mount structure for filesystem */
int off; /* offset of inode in inode chunk */
- xfs_inobt_rec_t rec; /* btree record */
+ xfs_inobt_rec_incore_t rec; /* btree record */
mp = tp->t_mountp;
@@ -1195,6 +1195,7 @@ xfs_dilocate(
"(0x%llx)",
ino, XFS_AGINO_TO_INO(mp, agno, agino));
}
+ xfs_stack_trace();
#endif /* DEBUG */
return XFS_ERROR(EINVAL);
}
diff --git a/fs/xfs/xfs_ialloc_btree.c b/fs/xfs/xfs_ialloc_btree.c
index 616eeeb6953e..8cdeeaf8632b 100644
--- a/fs/xfs/xfs_ialloc_btree.c
+++ b/fs/xfs/xfs_ialloc_btree.c
@@ -568,7 +568,7 @@ xfs_inobt_insrec(
/*
* Make a key out of the record data to be inserted, and save it.
*/
- key.ir_startino = recp->ir_startino; /* INT_: direct copy */
+ key.ir_startino = recp->ir_startino;
optr = ptr = cur->bc_ptrs[level];
/*
* If we're off the left edge, return failure.
@@ -600,7 +600,7 @@ xfs_inobt_insrec(
}
#endif
nbno = NULLAGBLOCK;
- ncur = (xfs_btree_cur_t *)0;
+ ncur = NULL;
/*
* If the block is full, we can't insert the new entry until we
* make the block un-full.
@@ -641,7 +641,7 @@ xfs_inobt_insrec(
return error;
#endif
ptr = cur->bc_ptrs[level];
- nrec.ir_startino = nkey.ir_startino; /* INT_: direct copy */
+ nrec.ir_startino = nkey.ir_startino;
} else {
/*
* Otherwise the insert fails.
@@ -681,7 +681,7 @@ xfs_inobt_insrec(
if ((error = xfs_btree_check_sptr(cur, *bnop, level)))
return error;
#endif
- kp[ptr - 1] = key; /* INT_: struct copy */
+ kp[ptr - 1] = key;
pp[ptr - 1] = cpu_to_be32(*bnop);
numrecs++;
block->bb_numrecs = cpu_to_be16(numrecs);
@@ -698,7 +698,7 @@ xfs_inobt_insrec(
* Now stuff the new record in, bump numrecs
* and log the new data.
*/
- rp[ptr - 1] = *recp; /* INT_: struct copy */
+ rp[ptr - 1] = *recp;
numrecs++;
block->bb_numrecs = cpu_to_be16(numrecs);
xfs_inobt_log_recs(cur, bp, ptr, numrecs);
@@ -731,7 +731,7 @@ xfs_inobt_insrec(
*/
*bnop = nbno;
if (nbno != NULLAGBLOCK) {
- *recp = nrec; /* INT_: struct copy */
+ *recp = nrec;
*curp = ncur;
}
*stat = 1;
@@ -878,7 +878,7 @@ xfs_inobt_lookup(
*/
bp = cur->bc_bufs[level];
if (bp && XFS_BUF_ADDR(bp) != d)
- bp = (xfs_buf_t *)0;
+ bp = NULL;
if (!bp) {
/*
* Need to get a new buffer. Read it, then
@@ -950,12 +950,12 @@ xfs_inobt_lookup(
xfs_inobt_key_t *kkp;
kkp = kkbase + keyno - 1;
- startino = INT_GET(kkp->ir_startino, ARCH_CONVERT);
+ startino = be32_to_cpu(kkp->ir_startino);
} else {
xfs_inobt_rec_t *krp;
krp = krbase + keyno - 1;
- startino = INT_GET(krp->ir_startino, ARCH_CONVERT);
+ startino = be32_to_cpu(krp->ir_startino);
}
/*
* Compute difference to get next direction.
@@ -1117,7 +1117,7 @@ xfs_inobt_lshift(
if ((error = xfs_btree_check_sptr(cur, be32_to_cpu(*rpp), level)))
return error;
#endif
- *lpp = *rpp; /* INT_: no-change copy */
+ *lpp = *rpp;
xfs_inobt_log_ptrs(cur, lbp, nrec, nrec);
}
/*
@@ -1160,7 +1160,7 @@ xfs_inobt_lshift(
} else {
memmove(rrp, rrp + 1, be16_to_cpu(right->bb_numrecs) * sizeof(*rrp));
xfs_inobt_log_recs(cur, rbp, 1, be16_to_cpu(right->bb_numrecs));
- key.ir_startino = rrp->ir_startino; /* INT_: direct copy */
+ key.ir_startino = rrp->ir_startino;
rkp = &key;
}
/*
@@ -1297,13 +1297,13 @@ xfs_inobt_newroot(
*/
kp = XFS_INOBT_KEY_ADDR(new, 1, cur);
if (be16_to_cpu(left->bb_level) > 0) {
- kp[0] = *XFS_INOBT_KEY_ADDR(left, 1, cur); /* INT_: struct copy */
- kp[1] = *XFS_INOBT_KEY_ADDR(right, 1, cur); /* INT_: struct copy */
+ kp[0] = *XFS_INOBT_KEY_ADDR(left, 1, cur);
+ kp[1] = *XFS_INOBT_KEY_ADDR(right, 1, cur);
} else {
rp = XFS_INOBT_REC_ADDR(left, 1, cur);
- INT_COPY(kp[0].ir_startino, rp->ir_startino, ARCH_CONVERT);
+ kp[0].ir_startino = rp->ir_startino;
rp = XFS_INOBT_REC_ADDR(right, 1, cur);
- INT_COPY(kp[1].ir_startino, rp->ir_startino, ARCH_CONVERT);
+ kp[1].ir_startino = rp->ir_startino;
}
xfs_inobt_log_keys(cur, nbp, 1, 2);
/*
@@ -1410,8 +1410,8 @@ xfs_inobt_rshift(
if ((error = xfs_btree_check_sptr(cur, be32_to_cpu(*lpp), level)))
return error;
#endif
- *rkp = *lkp; /* INT_: no change copy */
- *rpp = *lpp; /* INT_: no change copy */
+ *rkp = *lkp;
+ *rpp = *lpp;
xfs_inobt_log_keys(cur, rbp, 1, be16_to_cpu(right->bb_numrecs) + 1);
xfs_inobt_log_ptrs(cur, rbp, 1, be16_to_cpu(right->bb_numrecs) + 1);
} else {
@@ -1420,7 +1420,7 @@ xfs_inobt_rshift(
memmove(rrp + 1, rrp, be16_to_cpu(right->bb_numrecs) * sizeof(*rrp));
*rrp = *lrp;
xfs_inobt_log_recs(cur, rbp, 1, be16_to_cpu(right->bb_numrecs) + 1);
- key.ir_startino = rrp->ir_startino; /* INT_: direct copy */
+ key.ir_startino = rrp->ir_startino;
rkp = &key;
}
/*
@@ -1559,7 +1559,7 @@ xfs_inobt_split(
rrp = XFS_INOBT_REC_ADDR(right, 1, cur);
memcpy(rrp, lrp, be16_to_cpu(right->bb_numrecs) * sizeof(*rrp));
xfs_inobt_log_recs(cur, rbp, 1, be16_to_cpu(right->bb_numrecs));
- keyp->ir_startino = rrp->ir_startino; /* INT_: direct copy */
+ keyp->ir_startino = rrp->ir_startino;
}
/*
* Find the left block number by looking in the buffer.
@@ -1813,9 +1813,9 @@ xfs_inobt_get_rec(
* Point to the record and extract its data.
*/
rec = XFS_INOBT_REC_ADDR(block, ptr, cur);
- *ino = INT_GET(rec->ir_startino, ARCH_CONVERT);
- *fcnt = INT_GET(rec->ir_freecount, ARCH_CONVERT);
- *free = INT_GET(rec->ir_free, ARCH_CONVERT);
+ *ino = be32_to_cpu(rec->ir_startino);
+ *fcnt = be32_to_cpu(rec->ir_freecount);
+ *free = be64_to_cpu(rec->ir_free);
*stat = 1;
return 0;
}
@@ -1930,10 +1930,10 @@ xfs_inobt_insert(
level = 0;
nbno = NULLAGBLOCK;
- INT_SET(nrec.ir_startino, ARCH_CONVERT, cur->bc_rec.i.ir_startino);
- INT_SET(nrec.ir_freecount, ARCH_CONVERT, cur->bc_rec.i.ir_freecount);
- INT_SET(nrec.ir_free, ARCH_CONVERT, cur->bc_rec.i.ir_free);
- ncur = (xfs_btree_cur_t *)0;
+ nrec.ir_startino = cpu_to_be32(cur->bc_rec.i.ir_startino);
+ nrec.ir_freecount = cpu_to_be32(cur->bc_rec.i.ir_freecount);
+ nrec.ir_free = cpu_to_be64(cur->bc_rec.i.ir_free);
+ ncur = NULL;
pcur = cur;
/*
* Loop going up the tree, starting at the leaf level.
@@ -1965,7 +1965,7 @@ xfs_inobt_insert(
*/
if (ncur) {
pcur = ncur;
- ncur = (xfs_btree_cur_t *)0;
+ ncur = NULL;
}
} while (nbno != NULLAGBLOCK);
*stat = i;
@@ -2060,9 +2060,9 @@ xfs_inobt_update(
/*
* Fill in the new contents and log them.
*/
- INT_SET(rp->ir_startino, ARCH_CONVERT, ino);
- INT_SET(rp->ir_freecount, ARCH_CONVERT, fcnt);
- INT_SET(rp->ir_free, ARCH_CONVERT, free);
+ rp->ir_startino = cpu_to_be32(ino);
+ rp->ir_freecount = cpu_to_be32(fcnt);
+ rp->ir_free = cpu_to_be64(free);
xfs_inobt_log_recs(cur, bp, ptr, ptr);
/*
* Updating first record in leaf. Pass new key value up to our parent.
@@ -2070,7 +2070,7 @@ xfs_inobt_update(
if (ptr == 1) {
xfs_inobt_key_t key; /* key containing [ino] */
- INT_SET(key.ir_startino, ARCH_CONVERT, ino);
+ key.ir_startino = cpu_to_be32(ino);
if ((error = xfs_inobt_updkey(cur, &key, 1)))
return error;
}
diff --git a/fs/xfs/xfs_ialloc_btree.h b/fs/xfs/xfs_ialloc_btree.h
index ae3904cb1ee8..2c0e49893ff7 100644
--- a/fs/xfs/xfs_ialloc_btree.h
+++ b/fs/xfs/xfs_ialloc_btree.h
@@ -47,19 +47,24 @@ static inline xfs_inofree_t xfs_inobt_maskn(int i, int n)
/*
* Data record structure
*/
-typedef struct xfs_inobt_rec
-{
+typedef struct xfs_inobt_rec {
+ __be32 ir_startino; /* starting inode number */
+ __be32 ir_freecount; /* count of free inodes (set bits) */
+ __be64 ir_free; /* free inode mask */
+} xfs_inobt_rec_t;
+
+typedef struct xfs_inobt_rec_incore {
xfs_agino_t ir_startino; /* starting inode number */
__int32_t ir_freecount; /* count of free inodes (set bits) */
xfs_inofree_t ir_free; /* free inode mask */
-} xfs_inobt_rec_t;
+} xfs_inobt_rec_incore_t;
+
/*
* Key structure
*/
-typedef struct xfs_inobt_key
-{
- xfs_agino_t ir_startino; /* starting inode number */
+typedef struct xfs_inobt_key {
+ __be32 ir_startino; /* starting inode number */
} xfs_inobt_key_t;
/* btree pointer type */
@@ -77,7 +82,7 @@ typedef struct xfs_btree_sblock xfs_inobt_block_t;
#define XFS_INOBT_IS_FREE(rp,i) \
(((rp)->ir_free & XFS_INOBT_MASK(i)) != 0)
#define XFS_INOBT_IS_FREE_DISK(rp,i) \
- ((INT_GET((rp)->ir_free,ARCH_CONVERT) & XFS_INOBT_MASK(i)) != 0)
+ ((be64_to_cpu((rp)->ir_free) & XFS_INOBT_MASK(i)) != 0)
#define XFS_INOBT_SET_FREE(rp,i) ((rp)->ir_free |= XFS_INOBT_MASK(i))
#define XFS_INOBT_CLR_FREE(rp,i) ((rp)->ir_free &= ~XFS_INOBT_MASK(i))
diff --git a/fs/xfs/xfs_iget.c b/fs/xfs/xfs_iget.c
index 0724df7fabb7..b73d216ecaf9 100644
--- a/fs/xfs/xfs_iget.c
+++ b/fs/xfs/xfs_iget.c
@@ -50,7 +50,7 @@ void
xfs_ihash_init(xfs_mount_t *mp)
{
__uint64_t icount;
- uint i, flags = KM_SLEEP | KM_MAYFAIL;
+ uint i;
if (!mp->m_ihsize) {
icount = mp->m_maxicount ? mp->m_maxicount :
@@ -61,14 +61,13 @@ xfs_ihash_init(xfs_mount_t *mp)
(64 * NBPP) / sizeof(xfs_ihash_t));
}
- while (!(mp->m_ihash = (xfs_ihash_t *)kmem_zalloc(mp->m_ihsize *
- sizeof(xfs_ihash_t), flags))) {
- if ((mp->m_ihsize >>= 1) <= NBPP)
- flags = KM_SLEEP;
- }
- for (i = 0; i < mp->m_ihsize; i++) {
+ mp->m_ihash = kmem_zalloc_greedy(&mp->m_ihsize,
+ NBPC * sizeof(xfs_ihash_t),
+ mp->m_ihsize * sizeof(xfs_ihash_t),
+ KM_SLEEP | KM_MAYFAIL | KM_LARGE);
+ mp->m_ihsize /= sizeof(xfs_ihash_t);
+ for (i = 0; i < mp->m_ihsize; i++)
rwlock_init(&(mp->m_ihash[i].ih_lock));
- }
}
/*
@@ -77,7 +76,7 @@ xfs_ihash_init(xfs_mount_t *mp)
void
xfs_ihash_free(xfs_mount_t *mp)
{
- kmem_free(mp->m_ihash, mp->m_ihsize*sizeof(xfs_ihash_t));
+ kmem_free(mp->m_ihash, mp->m_ihsize * sizeof(xfs_ihash_t));
mp->m_ihash = NULL;
}
@@ -95,7 +94,7 @@ xfs_chash_init(xfs_mount_t *mp)
mp->m_chsize = min_t(uint, mp->m_chsize, mp->m_ihsize);
mp->m_chash = (xfs_chash_t *)kmem_zalloc(mp->m_chsize
* sizeof(xfs_chash_t),
- KM_SLEEP);
+ KM_SLEEP | KM_LARGE);
for (i = 0; i < mp->m_chsize; i++) {
spinlock_init(&mp->m_chash[i].ch_lock,"xfshash");
}
@@ -244,7 +243,9 @@ again:
XFS_STATS_INC(xs_ig_found);
+ spin_lock(&ip->i_flags_lock);
ip->i_flags &= ~XFS_IRECLAIMABLE;
+ spin_unlock(&ip->i_flags_lock);
version = ih->ih_version;
read_unlock(&ih->ih_lock);
xfs_ihash_promote(ih, ip, version);
@@ -290,15 +291,17 @@ again:
finish_inode:
if (ip->i_d.di_mode == 0) {
- if (!(flags & IGET_CREATE))
+ if (!(flags & XFS_IGET_CREATE))
return ENOENT;
xfs_iocore_inode_reinit(ip);
}
-
+
if (lock_flags != 0)
xfs_ilock(ip, lock_flags);
+ spin_lock(&ip->i_flags_lock);
ip->i_flags &= ~XFS_ISTALE;
+ spin_unlock(&ip->i_flags_lock);
vn_trace_exit(vp, "xfs_iget.found",
(inst_t *)__return_address);
@@ -320,21 +323,20 @@ finish_inode:
* Read the disk inode attributes into a new inode structure and get
* a new vnode for it. This should also initialize i_ino and i_mount.
*/
- error = xfs_iread(mp, tp, ino, &ip, bno);
- if (error) {
+ error = xfs_iread(mp, tp, ino, &ip, bno,
+ (flags & XFS_IGET_BULKSTAT) ? XFS_IMAP_BULKSTAT : 0);
+ if (error)
return error;
- }
vn_trace_exit(vp, "xfs_iget.alloc", (inst_t *)__return_address);
xfs_inode_lock_init(ip, vp);
xfs_iocore_inode_init(ip);
- if (lock_flags != 0) {
+ if (lock_flags)
xfs_ilock(ip, lock_flags);
- }
-
- if ((ip->i_d.di_mode == 0) && !(flags & IGET_CREATE)) {
+
+ if ((ip->i_d.di_mode == 0) && !(flags & XFS_IGET_CREATE)) {
xfs_idestroy(ip);
return ENOENT;
}
@@ -369,7 +371,9 @@ finish_inode:
ih->ih_next = ip;
ip->i_udquot = ip->i_gdquot = NULL;
ih->ih_version++;
+ spin_lock(&ip->i_flags_lock);
ip->i_flags |= XFS_INEW;
+ spin_unlock(&ip->i_flags_lock);
write_unlock(&ih->ih_lock);
@@ -548,7 +552,7 @@ xfs_inode_lock_init(
mrlock_init(&ip->i_iolock, MRLOCK_BARRIER, "xfsio", vp->v_number);
init_waitqueue_head(&ip->i_ipin_wait);
atomic_set(&ip->i_pincount, 0);
- init_sema(&ip->i_flock, 1, "xfsfino", vp->v_number);
+ initnsema(&ip->i_flock, 1, "xfsfino");
}
/*
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 1f8ecff8553a..c27d7d495aa0 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -854,7 +854,8 @@ xfs_iread(
xfs_trans_t *tp,
xfs_ino_t ino,
xfs_inode_t **ipp,
- xfs_daddr_t bno)
+ xfs_daddr_t bno,
+ uint imap_flags)
{
xfs_buf_t *bp;
xfs_dinode_t *dip;
@@ -866,6 +867,7 @@ xfs_iread(
ip = kmem_zone_zalloc(xfs_inode_zone, KM_SLEEP);
ip->i_ino = ino;
ip->i_mount = mp;
+ spin_lock_init(&ip->i_flags_lock);
/*
* Get pointer's to the on-disk inode and the buffer containing it.
@@ -874,7 +876,7 @@ xfs_iread(
* return NULL as well. Set i_blkno to 0 so that xfs_itobp() will
* know that this is a new incore inode.
*/
- error = xfs_itobp(mp, tp, ip, &dip, &bp, bno, 0);
+ error = xfs_itobp(mp, tp, ip, &dip, &bp, bno, imap_flags);
if (error) {
kmem_zone_free(xfs_inode_zone, ip);
return error;
@@ -1113,7 +1115,7 @@ xfs_ialloc(
* to prevent others from looking at until we're done.
*/
error = xfs_trans_iget(tp->t_mountp, tp, ino,
- IGET_CREATE, XFS_ILOCK_EXCL, &ip);
+ XFS_IGET_CREATE, XFS_ILOCK_EXCL, &ip);
if (error != 0) {
return error;
}
@@ -2213,7 +2215,9 @@ xfs_ifree_cluster(
if (ip == free_ip) {
if (xfs_iflock_nowait(ip)) {
+ spin_lock(&ip->i_flags_lock);
ip->i_flags |= XFS_ISTALE;
+ spin_unlock(&ip->i_flags_lock);
if (xfs_inode_clean(ip)) {
xfs_ifunlock(ip);
@@ -2227,7 +2231,9 @@ xfs_ifree_cluster(
if (xfs_ilock_nowait(ip, XFS_ILOCK_EXCL)) {
if (xfs_iflock_nowait(ip)) {
+ spin_lock(&ip->i_flags_lock);
ip->i_flags |= XFS_ISTALE;
+ spin_unlock(&ip->i_flags_lock);
if (xfs_inode_clean(ip)) {
xfs_ifunlock(ip);
@@ -2257,7 +2263,9 @@ xfs_ifree_cluster(
AIL_LOCK(mp,s);
iip->ili_flush_lsn = iip->ili_item.li_lsn;
AIL_UNLOCK(mp, s);
+ spin_lock(&iip->ili_inode->i_flags_lock);
iip->ili_inode->i_flags |= XFS_ISTALE;
+ spin_unlock(&iip->ili_inode->i_flags_lock);
pre_flushed++;
}
lip = lip->li_bio_list;
@@ -2753,19 +2761,29 @@ xfs_iunpin(
* call as the inode reclaim may be blocked waiting for
* the inode to become unpinned.
*/
+ struct inode *inode = NULL;
+
+ spin_lock(&ip->i_flags_lock);
if (!(ip->i_flags & (XFS_IRECLAIM|XFS_IRECLAIMABLE))) {
bhv_vnode_t *vp = XFS_ITOV_NULL(ip);
/* make sync come back and flush this inode */
if (vp) {
- struct inode *inode = vn_to_inode(vp);
+ inode = vn_to_inode(vp);
if (!(inode->i_state &
- (I_NEW|I_FREEING|I_CLEAR)))
- mark_inode_dirty_sync(inode);
+ (I_NEW|I_FREEING|I_CLEAR))) {
+ inode = igrab(inode);
+ if (inode)
+ mark_inode_dirty_sync(inode);
+ } else
+ inode = NULL;
}
}
+ spin_unlock(&ip->i_flags_lock);
wake_up(&ip->i_ipin_wait);
+ if (inode)
+ iput(inode);
}
}
diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h
index d10b76ed1e5b..e96eb0835fe6 100644
--- a/fs/xfs/xfs_inode.h
+++ b/fs/xfs/xfs_inode.h
@@ -267,6 +267,7 @@ typedef struct xfs_inode {
sema_t i_flock; /* inode flush lock */
atomic_t i_pincount; /* inode pin count */
wait_queue_head_t i_ipin_wait; /* inode pinning wait queue */
+ spinlock_t i_flags_lock; /* inode i_flags lock */
#ifdef HAVE_REFCACHE
struct xfs_inode **i_refcache; /* ptr to entry in ref cache */
struct xfs_inode *i_release; /* inode to unref */
@@ -389,11 +390,14 @@ typedef struct xfs_inode {
(((vfsp)->vfs_flag & VFS_GRPID) || ((pip)->i_d.di_mode & S_ISGID))
/*
- * xfs_iget.c prototypes.
+ * Flags for xfs_iget()
*/
+#define XFS_IGET_CREATE 0x1
+#define XFS_IGET_BULKSTAT 0x2
-#define IGET_CREATE 1
-
+/*
+ * xfs_iget.c prototypes.
+ */
void xfs_ihash_init(struct xfs_mount *);
void xfs_ihash_free(struct xfs_mount *);
void xfs_chash_init(struct xfs_mount *);
@@ -425,7 +429,7 @@ int xfs_itobp(struct xfs_mount *, struct xfs_trans *,
xfs_inode_t *, xfs_dinode_t **, struct xfs_buf **,
xfs_daddr_t, uint);
int xfs_iread(struct xfs_mount *, struct xfs_trans *, xfs_ino_t,
- xfs_inode_t **, xfs_daddr_t);
+ xfs_inode_t **, xfs_daddr_t, uint);
int xfs_iread_extents(struct xfs_trans *, xfs_inode_t *, int);
int xfs_ialloc(struct xfs_trans *, xfs_inode_t *, mode_t,
xfs_nlink_t, xfs_dev_t, struct cred *, xfs_prid_t,
diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c
index f8e80d8e7237..a7a92251eb56 100644
--- a/fs/xfs/xfs_inode_item.c
+++ b/fs/xfs/xfs_inode_item.c
@@ -743,21 +743,6 @@ xfs_inode_item_committed(
}
/*
- * The transaction with the inode locked has aborted. The inode
- * must not be dirty within the transaction (unless we're forcibly
- * shutting down). We simply unlock just as if the transaction
- * had been cancelled.
- */
-STATIC void
-xfs_inode_item_abort(
- xfs_inode_log_item_t *iip)
-{
- xfs_inode_item_unlock(iip);
- return;
-}
-
-
-/*
* This gets called by xfs_trans_push_ail(), when IOP_TRYLOCK
* failed to get the inode flush lock but did get the inode locked SHARED.
* Here we're trying to see if the inode buffer is incore, and if so whether it's
@@ -915,7 +900,6 @@ STATIC struct xfs_item_ops xfs_inode_item_ops = {
.iop_committed = (xfs_lsn_t(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_inode_item_committed,
.iop_push = (void(*)(xfs_log_item_t*))xfs_inode_item_push,
- .iop_abort = (void(*)(xfs_log_item_t*))xfs_inode_item_abort,
.iop_pushbuf = (void(*)(xfs_log_item_t*))xfs_inode_item_pushbuf,
.iop_committing = (void(*)(xfs_log_item_t*, xfs_lsn_t))
xfs_inode_item_committing
diff --git a/fs/xfs/xfs_inode_item.h b/fs/xfs/xfs_inode_item.h
index 5db6cd1b4cf3..bfe92ea17952 100644
--- a/fs/xfs/xfs_inode_item.h
+++ b/fs/xfs/xfs_inode_item.h
@@ -25,52 +25,54 @@
* must be added on to the end.
*/
typedef struct xfs_inode_log_format {
- unsigned short ilf_type; /* inode log item type */
- unsigned short ilf_size; /* size of this item */
- uint ilf_fields; /* flags for fields logged */
- ushort ilf_asize; /* size of attr d/ext/root */
- ushort ilf_dsize; /* size of data/ext/root */
- xfs_ino_t ilf_ino; /* inode number */
+ __uint16_t ilf_type; /* inode log item type */
+ __uint16_t ilf_size; /* size of this item */
+ __uint32_t ilf_fields; /* flags for fields logged */
+ __uint16_t ilf_asize; /* size of attr d/ext/root */
+ __uint16_t ilf_dsize; /* size of data/ext/root */
+ __uint64_t ilf_ino; /* inode number */
union {
- xfs_dev_t ilfu_rdev; /* rdev value for dev inode*/
+ __uint32_t ilfu_rdev; /* rdev value for dev inode*/
uuid_t ilfu_uuid; /* mount point value */
} ilf_u;
__int64_t ilf_blkno; /* blkno of inode buffer */
- int ilf_len; /* len of inode buffer */
- int ilf_boffset; /* off of inode in buffer */
+ __int32_t ilf_len; /* len of inode buffer */
+ __int32_t ilf_boffset; /* off of inode in buffer */
} xfs_inode_log_format_t;
+#ifndef HAVE_FORMAT32
typedef struct xfs_inode_log_format_32 {
- unsigned short ilf_type; /* 16: inode log item type */
- unsigned short ilf_size; /* 16: size of this item */
- uint ilf_fields; /* 32: flags for fields logged */
- ushort ilf_asize; /* 32: size of attr d/ext/root */
- ushort ilf_dsize; /* 32: size of data/ext/root */
- xfs_ino_t ilf_ino; /* 64: inode number */
+ __uint16_t ilf_type; /* inode log item type */
+ __uint16_t ilf_size; /* size of this item */
+ __uint32_t ilf_fields; /* flags for fields logged */
+ __uint16_t ilf_asize; /* size of attr d/ext/root */
+ __uint16_t ilf_dsize; /* size of data/ext/root */
+ __uint64_t ilf_ino; /* inode number */
union {
- xfs_dev_t ilfu_rdev; /* 32: rdev value for dev inode*/
- uuid_t ilfu_uuid; /* 128: mount point value */
+ __uint32_t ilfu_rdev; /* rdev value for dev inode*/
+ uuid_t ilfu_uuid; /* mount point value */
} ilf_u;
- __int64_t ilf_blkno; /* 64: blkno of inode buffer */
- int ilf_len; /* 32: len of inode buffer */
- int ilf_boffset; /* 32: off of inode in buffer */
+ __int64_t ilf_blkno; /* blkno of inode buffer */
+ __int32_t ilf_len; /* len of inode buffer */
+ __int32_t ilf_boffset; /* off of inode in buffer */
} __attribute__((packed)) xfs_inode_log_format_32_t;
+#endif
typedef struct xfs_inode_log_format_64 {
- unsigned short ilf_type; /* 16: inode log item type */
- unsigned short ilf_size; /* 16: size of this item */
- uint ilf_fields; /* 32: flags for fields logged */
- ushort ilf_asize; /* 32: size of attr d/ext/root */
- ushort ilf_dsize; /* 32: size of data/ext/root */
- __uint32_t ilf_pad; /* 32: pad for 64 bit boundary */
- xfs_ino_t ilf_ino; /* 64: inode number */
+ __uint16_t ilf_type; /* inode log item type */
+ __uint16_t ilf_size; /* size of this item */
+ __uint32_t ilf_fields; /* flags for fields logged */
+ __uint16_t ilf_asize; /* size of attr d/ext/root */
+ __uint16_t ilf_dsize; /* size of data/ext/root */
+ __uint32_t ilf_pad; /* pad for 64 bit boundary */
+ __uint64_t ilf_ino; /* inode number */
union {
- xfs_dev_t ilfu_rdev; /* 32: rdev value for dev inode*/
- uuid_t ilfu_uuid; /* 128: mount point value */
+ __uint32_t ilfu_rdev; /* rdev value for dev inode*/
+ uuid_t ilfu_uuid; /* mount point value */
} ilf_u;
- __int64_t ilf_blkno; /* 64: blkno of inode buffer */
- int ilf_len; /* 32: len of inode buffer */
- int ilf_boffset; /* 32: off of inode in buffer */
+ __int64_t ilf_blkno; /* blkno of inode buffer */
+ __int32_t ilf_len; /* len of inode buffer */
+ __int32_t ilf_boffset; /* off of inode in buffer */
} xfs_inode_log_format_64_t;
/*
diff --git a/fs/xfs/xfs_iomap.c b/fs/xfs/xfs_iomap.c
index f1949c16df15..19655124da78 100644
--- a/fs/xfs/xfs_iomap.c
+++ b/fs/xfs/xfs_iomap.c
@@ -398,6 +398,23 @@ xfs_flush_space(
return 1;
}
+STATIC int
+xfs_cmn_err_fsblock_zero(
+ xfs_inode_t *ip,
+ xfs_bmbt_irec_t *imap)
+{
+ xfs_cmn_err(XFS_PTAG_FSBLOCK_ZERO, CE_ALERT, ip->i_mount,
+ "Access to block zero in inode %llu "
+ "start_block: %llx start_off: %llx "
+ "blkcnt: %llx extent-state: %x\n",
+ (unsigned long long)ip->i_ino,
+ (unsigned long long)imap->br_startblock,
+ (unsigned long long)imap->br_startoff,
+ (unsigned long long)imap->br_blockcount,
+ imap->br_state);
+ return EFSCORRUPTED;
+}
+
int
xfs_iomap_write_direct(
xfs_inode_t *ip,
@@ -536,23 +553,17 @@ xfs_iomap_write_direct(
* Copy any maps to caller's array and return any error.
*/
if (nimaps == 0) {
- error = (ENOSPC);
+ error = ENOSPC;
+ goto error_out;
+ }
+
+ if (unlikely(!imap.br_startblock && !(io->io_flags & XFS_IOCORE_RT))) {
+ error = xfs_cmn_err_fsblock_zero(ip, &imap);
goto error_out;
}
*ret_imap = imap;
*nmaps = 1;
- if ( !(io->io_flags & XFS_IOCORE_RT) && !ret_imap->br_startblock) {
- cmn_err(CE_PANIC,"Access to block zero: fs <%s> inode: %lld "
- "start_block : %llx start_off : %llx blkcnt : %llx "
- "extent-state : %x \n",
- (ip->i_mount)->m_fsname,
- (long long)ip->i_ino,
- (unsigned long long)ret_imap->br_startblock,
- (unsigned long long)ret_imap->br_startoff,
- (unsigned long long)ret_imap->br_blockcount,
- ret_imap->br_state);
- }
return 0;
error0: /* Cancel bmap, unlock inode, unreserve quota blocks, cancel trans */
@@ -715,17 +726,8 @@ retry:
goto retry;
}
- if (!(io->io_flags & XFS_IOCORE_RT) && !ret_imap->br_startblock) {
- cmn_err(CE_PANIC,"Access to block zero: fs <%s> inode: %lld "
- "start_block : %llx start_off : %llx blkcnt : %llx "
- "extent-state : %x \n",
- (ip->i_mount)->m_fsname,
- (long long)ip->i_ino,
- (unsigned long long)ret_imap->br_startblock,
- (unsigned long long)ret_imap->br_startoff,
- (unsigned long long)ret_imap->br_blockcount,
- ret_imap->br_state);
- }
+ if (unlikely(!imap[0].br_startblock && !(io->io_flags & XFS_IOCORE_RT)))
+ return xfs_cmn_err_fsblock_zero(ip, &imap[0]);
*ret_imap = imap[0];
*nmaps = 1;
@@ -853,24 +855,10 @@ xfs_iomap_write_allocate(
* See if we were able to allocate an extent that
* covers at least part of the callers request
*/
-
for (i = 0; i < nimaps; i++) {
- if (!(io->io_flags & XFS_IOCORE_RT) &&
- !imap[i].br_startblock) {
- cmn_err(CE_PANIC,"Access to block zero: "
- "fs <%s> inode: %lld "
- "start_block : %llx start_off : %llx "
- "blkcnt : %llx extent-state : %x \n",
- (ip->i_mount)->m_fsname,
- (long long)ip->i_ino,
- (unsigned long long)
- imap[i].br_startblock,
- (unsigned long long)
- imap[i].br_startoff,
- (unsigned long long)
- imap[i].br_blockcount,
- imap[i].br_state);
- }
+ if (unlikely(!imap[i].br_startblock &&
+ !(io->io_flags & XFS_IOCORE_RT)))
+ return xfs_cmn_err_fsblock_zero(ip, &imap[i]);
if ((offset_fsb >= imap[i].br_startoff) &&
(offset_fsb < (imap[i].br_startoff +
imap[i].br_blockcount))) {
@@ -941,7 +929,7 @@ xfs_iomap_write_unwritten(
XFS_WRITE_LOG_COUNT);
if (error) {
xfs_trans_cancel(tp, 0);
- goto error0;
+ return XFS_ERROR(error);
}
xfs_ilock(ip, XFS_ILOCK_EXCL);
@@ -967,19 +955,11 @@ xfs_iomap_write_unwritten(
error = xfs_trans_commit(tp, XFS_TRANS_RELEASE_LOG_RES, NULL);
xfs_iunlock(ip, XFS_ILOCK_EXCL);
if (error)
- goto error0;
-
- if ( !(io->io_flags & XFS_IOCORE_RT) && !imap.br_startblock) {
- cmn_err(CE_PANIC,"Access to block zero: fs <%s> "
- "inode: %lld start_block : %llx start_off : "
- "%llx blkcnt : %llx extent-state : %x \n",
- (ip->i_mount)->m_fsname,
- (long long)ip->i_ino,
- (unsigned long long)imap.br_startblock,
- (unsigned long long)imap.br_startoff,
- (unsigned long long)imap.br_blockcount,
- imap.br_state);
- }
+ return XFS_ERROR(error);
+
+ if (unlikely(!imap.br_startblock &&
+ !(io->io_flags & XFS_IOCORE_RT)))
+ return xfs_cmn_err_fsblock_zero(ip, &imap);
if ((numblks_fsb = imap.br_blockcount) == 0) {
/*
@@ -999,6 +979,5 @@ error_on_bmapi_transaction:
xfs_bmap_cancel(&free_list);
xfs_trans_cancel(tp, (XFS_TRANS_RELEASE_LOG_RES | XFS_TRANS_ABORT));
xfs_iunlock(ip, XFS_ILOCK_EXCL);
-error0:
return XFS_ERROR(error);
}
diff --git a/fs/xfs/xfs_itable.c b/fs/xfs/xfs_itable.c
index 46249e4d1fea..7775ddc0b3c6 100644
--- a/fs/xfs/xfs_itable.c
+++ b/fs/xfs/xfs_itable.c
@@ -39,6 +39,16 @@
#include "xfs_error.h"
#include "xfs_btree.h"
+int
+xfs_internal_inum(
+ xfs_mount_t *mp,
+ xfs_ino_t ino)
+{
+ return (ino == mp->m_sb.sb_rbmino || ino == mp->m_sb.sb_rsumino ||
+ (XFS_SB_VERSION_HASQUOTA(&mp->m_sb) &&
+ (ino == mp->m_sb.sb_uquotino || ino == mp->m_sb.sb_gquotino)));
+}
+
STATIC int
xfs_bulkstat_one_iget(
xfs_mount_t *mp, /* mount point for filesystem */
@@ -52,7 +62,8 @@ xfs_bulkstat_one_iget(
bhv_vnode_t *vp;
int error;
- error = xfs_iget(mp, NULL, ino, 0, XFS_ILOCK_SHARED, &ip, bno);
+ error = xfs_iget(mp, NULL, ino,
+ XFS_IGET_BULKSTAT, XFS_ILOCK_SHARED, &ip, bno);
if (error) {
*stat = BULKSTAT_RV_NOTHING;
return error;
@@ -212,17 +223,12 @@ xfs_bulkstat_one(
xfs_dinode_t *dip; /* dinode inode pointer */
dip = (xfs_dinode_t *)dibuff;
+ *stat = BULKSTAT_RV_NOTHING;
- if (!buffer || ino == mp->m_sb.sb_rbmino || ino == mp->m_sb.sb_rsumino ||
- (XFS_SB_VERSION_HASQUOTA(&mp->m_sb) &&
- (ino == mp->m_sb.sb_uquotino || ino == mp->m_sb.sb_gquotino))) {
- *stat = BULKSTAT_RV_NOTHING;
+ if (!buffer || xfs_internal_inum(mp, ino))
return XFS_ERROR(EINVAL);
- }
- if (ubsize < sizeof(*buf)) {
- *stat = BULKSTAT_RV_NOTHING;
+ if (ubsize < sizeof(*buf))
return XFS_ERROR(ENOMEM);
- }
buf = kmem_alloc(sizeof(*buf), KM_SLEEP);
@@ -238,8 +244,7 @@ xfs_bulkstat_one(
}
if (copy_to_user(buffer, buf, sizeof(*buf))) {
- *stat = BULKSTAT_RV_NOTHING;
- error = EFAULT;
+ error = EFAULT;
goto out_free;
}
@@ -253,6 +258,46 @@ xfs_bulkstat_one(
}
/*
+ * Test to see whether we can use the ondisk inode directly, based
+ * on the given bulkstat flags, filling in dipp accordingly.
+ * Returns zero if the inode is dodgey.
+ */
+STATIC int
+xfs_bulkstat_use_dinode(
+ xfs_mount_t *mp,
+ int flags,
+ xfs_buf_t *bp,
+ int clustidx,
+ xfs_dinode_t **dipp)
+{
+ xfs_dinode_t *dip;
+ unsigned int aformat;
+
+ *dipp = NULL;
+ if (!bp || (flags & BULKSTAT_FG_IGET))
+ return 1;
+ dip = (xfs_dinode_t *)
+ xfs_buf_offset(bp, clustidx << mp->m_sb.sb_inodelog);
+ if (INT_GET(dip->di_core.di_magic, ARCH_CONVERT) != XFS_DINODE_MAGIC ||
+ !XFS_DINODE_GOOD_VERSION(
+ INT_GET(dip->di_core.di_version, ARCH_CONVERT)))
+ return 0;
+ if (flags & BULKSTAT_FG_QUICK) {
+ *dipp = dip;
+ return 1;
+ }
+ /* BULKSTAT_FG_INLINE: if attr fork is local, or not there, use it */
+ aformat = INT_GET(dip->di_core.di_aformat, ARCH_CONVERT);
+ if ((XFS_CFORK_Q(&dip->di_core) == 0) ||
+ (aformat == XFS_DINODE_FMT_LOCAL) ||
+ (aformat == XFS_DINODE_FMT_EXTENTS && !dip->di_core.di_anextents)) {
+ *dipp = dip;
+ return 1;
+ }
+ return 1;
+}
+
+/*
* Return stat information in bulk (by-inode) for the filesystem.
*/
int /* error status */
@@ -284,10 +329,11 @@ xfs_bulkstat(
xfs_agino_t gino; /* current btree rec's start inode */
int i; /* loop index */
int icount; /* count of inodes good in irbuf */
+ size_t irbsize; /* size of irec buffer in bytes */
xfs_ino_t ino; /* inode number (filesystem) */
- xfs_inobt_rec_t *irbp; /* current irec buffer pointer */
- xfs_inobt_rec_t *irbuf; /* start of irec buffer */
- xfs_inobt_rec_t *irbufend; /* end of good irec buffer entries */
+ xfs_inobt_rec_incore_t *irbp; /* current irec buffer pointer */
+ xfs_inobt_rec_incore_t *irbuf; /* start of irec buffer */
+ xfs_inobt_rec_incore_t *irbufend; /* end of good irec buffer entries */
xfs_ino_t lastino=0; /* last inode number returned */
int nbcluster; /* # of blocks in a cluster */
int nicluster; /* # of inodes in a cluster */
@@ -328,13 +374,10 @@ xfs_bulkstat(
(XFS_INODE_CLUSTER_SIZE(mp) >> mp->m_sb.sb_inodelog);
nimask = ~(nicluster - 1);
nbcluster = nicluster >> mp->m_sb.sb_inopblog;
- /*
- * Allocate a page-sized buffer for inode btree records.
- * We could try allocating something smaller, but for normal
- * calls we'll always (potentially) need the whole page.
- */
- irbuf = kmem_alloc(NBPC, KM_SLEEP);
- nirbuf = NBPC / sizeof(*irbuf);
+ irbuf = kmem_zalloc_greedy(&irbsize, NBPC, NBPC * 4,
+ KM_SLEEP | KM_MAYFAIL | KM_LARGE);
+ nirbuf = irbsize / sizeof(*irbuf);
+
/*
* Loop over the allocation groups, starting from the last
* inode returned; 0 means start of the allocation group.
@@ -358,7 +401,7 @@ xfs_bulkstat(
* Allocate and initialize a btree cursor for ialloc btree.
*/
cur = xfs_btree_init_cursor(mp, NULL, agbp, agno, XFS_BTNUM_INO,
- (xfs_inode_t *)0, 0);
+ (xfs_inode_t *)0, 0);
irbp = irbuf;
irbufend = irbuf + nirbuf;
end_of_ag = 0;
@@ -395,9 +438,9 @@ xfs_bulkstat(
gcnt++;
}
gfree |= XFS_INOBT_MASKN(0, chunkidx);
- INT_SET(irbp->ir_startino, ARCH_CONVERT, gino);
- INT_SET(irbp->ir_freecount, ARCH_CONVERT, gcnt);
- INT_SET(irbp->ir_free, ARCH_CONVERT, gfree);
+ irbp->ir_startino = gino;
+ irbp->ir_freecount = gcnt;
+ irbp->ir_free = gfree;
irbp++;
agino = gino + XFS_INODES_PER_CHUNK;
icount = XFS_INODES_PER_CHUNK - gcnt;
@@ -451,11 +494,27 @@ xfs_bulkstat(
}
/*
* If this chunk has any allocated inodes, save it.
+ * Also start read-ahead now for this chunk.
*/
if (gcnt < XFS_INODES_PER_CHUNK) {
- INT_SET(irbp->ir_startino, ARCH_CONVERT, gino);
- INT_SET(irbp->ir_freecount, ARCH_CONVERT, gcnt);
- INT_SET(irbp->ir_free, ARCH_CONVERT, gfree);
+ /*
+ * Loop over all clusters in the next chunk.
+ * Do a readahead if there are any allocated
+ * inodes in that cluster.
+ */
+ for (agbno = XFS_AGINO_TO_AGBNO(mp, gino),
+ chunkidx = 0;
+ chunkidx < XFS_INODES_PER_CHUNK;
+ chunkidx += nicluster,
+ agbno += nbcluster) {
+ if (XFS_INOBT_MASKN(chunkidx,
+ nicluster) & ~gfree)
+ xfs_btree_reada_bufs(mp, agno,
+ agbno, nbcluster);
+ }
+ irbp->ir_startino = gino;
+ irbp->ir_freecount = gcnt;
+ irbp->ir_free = gfree;
irbp++;
icount += XFS_INODES_PER_CHUNK - gcnt;
}
@@ -479,33 +538,11 @@ xfs_bulkstat(
for (irbp = irbuf;
irbp < irbufend && ubleft >= statstruct_size; irbp++) {
/*
- * Read-ahead the next chunk's worth of inodes.
- */
- if (&irbp[1] < irbufend) {
- /*
- * Loop over all clusters in the next chunk.
- * Do a readahead if there are any allocated
- * inodes in that cluster.
- */
- for (agbno = XFS_AGINO_TO_AGBNO(mp,
- INT_GET(irbp[1].ir_startino, ARCH_CONVERT)),
- chunkidx = 0;
- chunkidx < XFS_INODES_PER_CHUNK;
- chunkidx += nicluster,
- agbno += nbcluster) {
- if (XFS_INOBT_MASKN(chunkidx,
- nicluster) &
- ~(INT_GET(irbp[1].ir_free, ARCH_CONVERT)))
- xfs_btree_reada_bufs(mp, agno,
- agbno, nbcluster);
- }
- }
- /*
* Now process this chunk of inodes.
*/
- for (agino = INT_GET(irbp->ir_startino, ARCH_CONVERT), chunkidx = 0, clustidx = 0;
+ for (agino = irbp->ir_startino, chunkidx = clustidx = 0;
ubleft > 0 &&
- INT_GET(irbp->ir_freecount, ARCH_CONVERT) < XFS_INODES_PER_CHUNK;
+ irbp->ir_freecount < XFS_INODES_PER_CHUNK;
chunkidx++, clustidx++, agino++) {
ASSERT(chunkidx < XFS_INODES_PER_CHUNK);
/*
@@ -525,11 +562,12 @@ xfs_bulkstat(
*/
if ((chunkidx & (nicluster - 1)) == 0) {
agbno = XFS_AGINO_TO_AGBNO(mp,
- INT_GET(irbp->ir_startino, ARCH_CONVERT)) +
+ irbp->ir_startino) +
((chunkidx & nimask) >>
mp->m_sb.sb_inopblog);
- if (flags & BULKSTAT_FG_QUICK) {
+ if (flags & (BULKSTAT_FG_QUICK |
+ BULKSTAT_FG_INLINE)) {
ino = XFS_AGINO_TO_INO(mp, agno,
agino);
bno = XFS_AGB_TO_DADDR(mp, agno,
@@ -543,6 +581,7 @@ xfs_bulkstat(
KM_SLEEP);
ip->i_ino = ino;
ip->i_mount = mp;
+ spin_lock_init(&ip->i_flags_lock);
if (bp)
xfs_buf_relse(bp);
error = xfs_itobp(mp, NULL, ip,
@@ -564,30 +603,34 @@ xfs_bulkstat(
/*
* Skip if this inode is free.
*/
- if (XFS_INOBT_MASK(chunkidx) & INT_GET(irbp->ir_free, ARCH_CONVERT))
+ if (XFS_INOBT_MASK(chunkidx) & irbp->ir_free)
continue;
/*
* Count used inodes as free so we can tell
* when the chunk is used up.
*/
- INT_MOD(irbp->ir_freecount, ARCH_CONVERT, +1);
+ irbp->ir_freecount++;
ino = XFS_AGINO_TO_INO(mp, agno, agino);
bno = XFS_AGB_TO_DADDR(mp, agno, agbno);
- if (flags & BULKSTAT_FG_QUICK) {
- dip = (xfs_dinode_t *)xfs_buf_offset(bp,
- (clustidx << mp->m_sb.sb_inodelog));
-
- if (INT_GET(dip->di_core.di_magic, ARCH_CONVERT)
- != XFS_DINODE_MAGIC
- || !XFS_DINODE_GOOD_VERSION(
- INT_GET(dip->di_core.di_version, ARCH_CONVERT)))
- continue;
+ if (!xfs_bulkstat_use_dinode(mp, flags, bp,
+ clustidx, &dip))
+ continue;
+ /*
+ * If we need to do an iget, cannot hold bp.
+ * Drop it, until starting the next cluster.
+ */
+ if ((flags & BULKSTAT_FG_INLINE) && !dip) {
+ if (bp)
+ xfs_buf_relse(bp);
+ bp = NULL;
}
/*
* Get the inode and fill in a single buffer.
* BULKSTAT_FG_QUICK uses dip to fill it in.
* BULKSTAT_FG_IGET uses igets.
+ * BULKSTAT_FG_INLINE uses dip if we have an
+ * inline attr fork, else igets.
* See: xfs_bulkstat_one & xfs_dm_bulkstat_one.
* This is also used to count inodes/blks, etc
* in xfs_qm_quotacheck.
@@ -597,8 +640,15 @@ xfs_bulkstat(
ubleft, private_data,
bno, &ubused, dip, &fmterror);
if (fmterror == BULKSTAT_RV_NOTHING) {
- if (error == ENOMEM)
+ if (error == EFAULT) {
+ ubleft = 0;
+ rval = error;
+ break;
+ }
+ else if (error == ENOMEM)
ubleft = 0;
+ else
+ lastino = ino;
continue;
}
if (fmterror == BULKSTAT_RV_GIVEUP) {
@@ -633,7 +683,7 @@ xfs_bulkstat(
/*
* Done, we're either out of filesystem or space to put the data.
*/
- kmem_free(irbuf, NBPC);
+ kmem_free(irbuf, irbsize);
*ubcountp = ubelem;
if (agno >= mp->m_sb.sb_agcount) {
/*
diff --git a/fs/xfs/xfs_itable.h b/fs/xfs/xfs_itable.h
index be5f12e07d22..f25a28862a17 100644
--- a/fs/xfs/xfs_itable.h
+++ b/fs/xfs/xfs_itable.h
@@ -36,15 +36,16 @@ typedef int (*bulkstat_one_pf)(struct xfs_mount *mp,
/*
* Values for stat return value.
*/
-#define BULKSTAT_RV_NOTHING 0
-#define BULKSTAT_RV_DIDONE 1
-#define BULKSTAT_RV_GIVEUP 2
+#define BULKSTAT_RV_NOTHING 0
+#define BULKSTAT_RV_DIDONE 1
+#define BULKSTAT_RV_GIVEUP 2
/*
* Values for bulkstat flag argument.
*/
-#define BULKSTAT_FG_IGET 0x1 /* Go through the buffer cache */
-#define BULKSTAT_FG_QUICK 0x2 /* No iget, walk the dinode cluster */
+#define BULKSTAT_FG_IGET 0x1 /* Go through the buffer cache */
+#define BULKSTAT_FG_QUICK 0x2 /* No iget, walk the dinode cluster */
+#define BULKSTAT_FG_INLINE 0x4 /* No iget if inline attrs */
/*
* Return stat information in bulk (by-inode) for the filesystem.
@@ -80,6 +81,11 @@ xfs_bulkstat_one(
void *dibuff,
int *stat);
+int
+xfs_internal_inum(
+ xfs_mount_t *mp,
+ xfs_ino_t ino);
+
int /* error status */
xfs_inumbers(
xfs_mount_t *mp, /* mount point for filesystem */
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index 21ac1a67e3e0..c48bf61f17bd 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -617,7 +617,8 @@ xfs_log_unmount_write(xfs_mount_t *mp)
reg[0].i_len = sizeof(magic);
XLOG_VEC_SET_TYPE(&reg[0], XLOG_REG_TYPE_UNMOUNT);
- error = xfs_log_reserve(mp, 600, 1, &tic, XFS_LOG, 0, 0);
+ error = xfs_log_reserve(mp, 600, 1, &tic,
+ XFS_LOG, 0, XLOG_UNMOUNT_REC_TYPE);
if (!error) {
/* remove inited flag */
((xlog_ticket_t *)tic)->t_flags = 0;
@@ -655,8 +656,11 @@ xfs_log_unmount_write(xfs_mount_t *mp)
} else {
LOG_UNLOCK(log, s);
}
- if (tic)
+ if (tic) {
+ xlog_trace_loggrant(log, tic, "unmount rec");
+ xlog_ungrant_log_space(log, tic);
xlog_state_put_ticket(log, tic);
+ }
} else {
/*
* We're already in forced_shutdown mode, couldn't
@@ -1196,7 +1200,7 @@ xlog_alloc_log(xfs_mount_t *mp,
kmem_zalloc(sizeof(xlog_in_core_t), KM_SLEEP);
iclog = *iclogp;
iclog->hic_data = (xlog_in_core_2_t *)
- kmem_zalloc(iclogsize, KM_SLEEP);
+ kmem_zalloc(iclogsize, KM_SLEEP | KM_LARGE);
iclog->ic_prev = prev_iclog;
prev_iclog = iclog;
@@ -2212,9 +2216,13 @@ xlog_state_do_callback(
iclog = iclog->ic_next;
} while (first_iclog != iclog);
- if (repeats && (repeats % 10) == 0) {
+
+ if (repeats > 5000) {
+ flushcnt += repeats;
+ repeats = 0;
xfs_fs_cmn_err(CE_WARN, log->l_mp,
- "xlog_state_do_callback: looping %d", repeats);
+ "%s: possible infinite loop (%d iterations)",
+ __FUNCTION__, flushcnt);
}
} while (!ioerrors && loopdidcallbacks);
@@ -2246,6 +2254,7 @@ xlog_state_do_callback(
}
#endif
+ flushcnt = 0;
if (log->l_iclog->ic_state & (XLOG_STATE_ACTIVE|XLOG_STATE_IOERROR)) {
flushcnt = log->l_flushcnt;
log->l_flushcnt = 0;
diff --git a/fs/xfs/xfs_log.h b/fs/xfs/xfs_log.h
index eacb3d4987f2..ebbe93f4f97b 100644
--- a/fs/xfs/xfs_log.h
+++ b/fs/xfs/xfs_log.h
@@ -48,16 +48,10 @@ static inline xfs_lsn_t _lsn_cmp(xfs_lsn_t lsn1, xfs_lsn_t lsn2)
*/
/*
- * Flags to xfs_log_mount
- */
-#define XFS_LOG_RECOVER 0x1
-
-/*
* Flags to xfs_log_done()
*/
#define XFS_LOG_REL_PERM_RESERV 0x1
-
/*
* Flags to xfs_log_reserve()
*
@@ -70,8 +64,6 @@ static inline xfs_lsn_t _lsn_cmp(xfs_lsn_t lsn1, xfs_lsn_t lsn2)
#define XFS_LOG_SLEEP 0x0
#define XFS_LOG_NOSLEEP 0x1
#define XFS_LOG_PERM_RESERV 0x2
-#define XFS_LOG_RESV_ALL (XFS_LOG_NOSLEEP|XFS_LOG_PERM_RESERV)
-
/*
* Flags to xfs_log_force()
diff --git a/fs/xfs/xfs_log_priv.h b/fs/xfs/xfs_log_priv.h
index 34bcbf50789c..9bd3cdf11a87 100644
--- a/fs/xfs/xfs_log_priv.h
+++ b/fs/xfs/xfs_log_priv.h
@@ -32,7 +32,6 @@ struct xfs_mount;
#define XLOG_MIN_ICLOGS 2
#define XLOG_MED_ICLOGS 4
#define XLOG_MAX_ICLOGS 8
-#define XLOG_CALLBACK_SIZE 10
#define XLOG_HEADER_MAGIC_NUM 0xFEEDbabe /* Invalid cycle number */
#define XLOG_VERSION_1 1
#define XLOG_VERSION_2 2 /* Large IClogs, Log sunit */
@@ -149,9 +148,6 @@ struct xfs_mount;
#define XLOG_WAS_CONT_TRANS 0x08 /* Cont this trans into new region */
#define XLOG_END_TRANS 0x10 /* End a continued transaction */
#define XLOG_UNMOUNT_TRANS 0x20 /* Unmount a filesystem transaction */
-#define XLOG_SKIP_TRANS (XLOG_COMMIT_TRANS | XLOG_CONTINUE_TRANS | \
- XLOG_WAS_CONT_TRANS | XLOG_END_TRANS | \
- XLOG_UNMOUNT_TRANS)
#ifdef __KERNEL__
/*
@@ -506,6 +502,12 @@ extern int xlog_bread(xlog_t *, xfs_daddr_t, int, struct xfs_buf *);
#define XLOG_TRACE_SLEEP_FLUSH 3
#define XLOG_TRACE_WAKE_FLUSH 4
+/*
+ * Unmount record type is used as a pseudo transaction type for the ticket.
+ * It's value must be outside the range of XFS_TRANS_* values.
+ */
+#define XLOG_UNMOUNT_REC_TYPE (-1U)
+
#endif /* __KERNEL__ */
#endif /* __XFS_LOG_PRIV_H__ */
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index b2bd4be4200a..e5f396ff9a3d 100644
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -331,7 +331,7 @@ typedef struct xfs_mount {
xfs_agnumber_t m_agirotor; /* last ag dir inode alloced */
lock_t m_agirotor_lock;/* .. and lock protecting it */
xfs_agnumber_t m_maxagi; /* highest inode alloc group */
- uint m_ihsize; /* size of next field */
+ size_t m_ihsize; /* size of next field */
struct xfs_ihash *m_ihash; /* fs private inode hash table*/
struct xfs_inode *m_inodes; /* active inode list */
struct list_head m_del_inodes; /* inodes to reclaim */
@@ -541,7 +541,8 @@ static inline xfs_mount_t *xfs_bhvtom(bhv_desc_t *bdp)
#define XFS_VFSTOM(vfs) xfs_vfstom(vfs)
static inline xfs_mount_t *xfs_vfstom(bhv_vfs_t *vfs)
{
- return XFS_BHVTOM(bhv_lookup(VFS_BHVHEAD(vfs), &xfs_vfsops));
+ return XFS_BHVTOM(bhv_lookup_range(VFS_BHVHEAD(vfs),
+ VFS_POSITION_XFS, VFS_POSITION_XFS));
}
#define XFS_DADDR_TO_AGNO(mp,d) xfs_daddr_to_agno(mp,d)
diff --git a/fs/xfs/xfs_quota.h b/fs/xfs/xfs_quota.h
index acb853b33ebb..9dcb32aa4e2e 100644
--- a/fs/xfs/xfs_quota.h
+++ b/fs/xfs/xfs_quota.h
@@ -281,8 +281,6 @@ typedef struct xfs_qoff_logformat {
XFS_UQUOTA_CHKD|XFS_PQUOTA_ACCT|\
XFS_OQUOTA_ENFD|XFS_OQUOTA_CHKD|\
XFS_GQUOTA_ACCT)
-#define XFS_MOUNT_QUOTA_MASK (XFS_MOUNT_QUOTA_ALL | XFS_UQUOTA_ACTIVE | \
- XFS_GQUOTA_ACTIVE | XFS_PQUOTA_ACTIVE)
/*
diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c
index 5a0b678956e0..880c73271c05 100644
--- a/fs/xfs/xfs_rtalloc.c
+++ b/fs/xfs/xfs_rtalloc.c
@@ -1948,7 +1948,7 @@ xfs_growfs_rt(
*/
nrextents = nrblocks;
do_div(nrextents, in->extsize);
- nrbmblocks = roundup_64(nrextents, NBBY * sbp->sb_blocksize);
+ nrbmblocks = howmany_64(nrextents, NBBY * sbp->sb_blocksize);
nrextslog = xfs_highbit32(nrextents);
nrsumlevels = nrextslog + 1;
nrsumsize = (uint)sizeof(xfs_suminfo_t) * nrsumlevels * nrbmblocks;
@@ -1976,7 +1976,10 @@ xfs_growfs_rt(
if ((error = xfs_growfs_rt_alloc(mp, rsumblocks, nrsumblocks,
mp->m_sb.sb_rsumino)))
return error;
- nmp = NULL;
+ /*
+ * Allocate a new (fake) mount/sb.
+ */
+ nmp = kmem_alloc(sizeof(*nmp), KM_SLEEP);
/*
* Loop over the bitmap blocks.
* We will do everything one bitmap block at a time.
@@ -1987,10 +1990,6 @@ xfs_growfs_rt(
((sbp->sb_rextents & ((1 << mp->m_blkbit_log) - 1)) != 0);
bmbno < nrbmblocks;
bmbno++) {
- /*
- * Allocate a new (fake) mount/sb.
- */
- nmp = kmem_alloc(sizeof(*nmp), KM_SLEEP);
*nmp = *mp;
nsbp = &nmp->m_sb;
/*
@@ -2018,13 +2017,13 @@ xfs_growfs_rt(
cancelflags = 0;
if ((error = xfs_trans_reserve(tp, 0,
XFS_GROWRTFREE_LOG_RES(nmp), 0, 0, 0)))
- goto error_exit;
+ break;
/*
* Lock out other callers by grabbing the bitmap inode lock.
*/
if ((error = xfs_trans_iget(mp, tp, mp->m_sb.sb_rbmino, 0,
XFS_ILOCK_EXCL, &ip)))
- goto error_exit;
+ break;
ASSERT(ip == mp->m_rbmip);
/*
* Update the bitmap inode's size.
@@ -2038,7 +2037,7 @@ xfs_growfs_rt(
*/
if ((error = xfs_trans_iget(mp, tp, mp->m_sb.sb_rsumino, 0,
XFS_ILOCK_EXCL, &ip)))
- goto error_exit;
+ break;
ASSERT(ip == mp->m_rsumip);
/*
* Update the summary inode's size.
@@ -2053,7 +2052,7 @@ xfs_growfs_rt(
mp->m_rsumlevels != nmp->m_rsumlevels) {
error = xfs_rtcopy_summary(mp, nmp, tp);
if (error)
- goto error_exit;
+ break;
}
/*
* Update superblock fields.
@@ -2080,18 +2079,13 @@ xfs_growfs_rt(
error = xfs_rtfree_range(nmp, tp, sbp->sb_rextents,
nsbp->sb_rextents - sbp->sb_rextents, &bp, &sumbno);
if (error)
- goto error_exit;
+ break;
/*
* Mark more blocks free in the superblock.
*/
xfs_trans_mod_sb(tp, XFS_TRANS_SB_FREXTENTS,
nsbp->sb_rextents - sbp->sb_rextents);
/*
- * Free the fake mp structure.
- */
- kmem_free(nmp, sizeof(*nmp));
- nmp = NULL;
- /*
* Update mp values into the real mp structure.
*/
mp->m_rsumlevels = nrsumlevels;
@@ -2101,15 +2095,15 @@ xfs_growfs_rt(
*/
xfs_trans_commit(tp, 0, NULL);
}
- return 0;
+
+ if (error)
+ xfs_trans_cancel(tp, cancelflags);
/*
- * Error paths come here.
+ * Free the fake mp structure.
*/
-error_exit:
- if (nmp)
- kmem_free(nmp, sizeof(*nmp));
- xfs_trans_cancel(tp, cancelflags);
+ kmem_free(nmp, sizeof(*nmp));
+
return error;
}
diff --git a/fs/xfs/xfs_sb.h b/fs/xfs/xfs_sb.h
index bf168a91ddb8..467854b45c8f 100644
--- a/fs/xfs/xfs_sb.h
+++ b/fs/xfs/xfs_sb.h
@@ -60,10 +60,6 @@ struct xfs_mount;
XFS_SB_VERSION_LOGV2BIT | \
XFS_SB_VERSION_SECTORBIT | \
XFS_SB_VERSION_MOREBITSBIT)
-#define XFS_SB_VERSION_OKSASHBITS \
- (XFS_SB_VERSION_NUMBITS | \
- XFS_SB_VERSION_REALFBITS | \
- XFS_SB_VERSION_OKSASHFBITS)
#define XFS_SB_VERSION_OKREALBITS \
(XFS_SB_VERSION_NUMBITS | \
XFS_SB_VERSION_OKREALFBITS | \
@@ -81,9 +77,6 @@ struct xfs_mount;
#define XFS_SB_VERSION2_RESERVED2BIT 0x00000002
#define XFS_SB_VERSION2_RESERVED4BIT 0x00000004
#define XFS_SB_VERSION2_ATTR2BIT 0x00000008 /* Inline attr rework */
-#define XFS_SB_VERSION2_SASHFBITS 0xff000000 /* Mask: features that
- require changing
- PROM and SASH */
#define XFS_SB_VERSION2_OKREALFBITS \
(XFS_SB_VERSION2_ATTR2BIT)
@@ -238,12 +231,6 @@ static inline int xfs_sb_good_version(xfs_sb_t *sbp)
}
#endif /* __KERNEL__ */
-#define XFS_SB_GOOD_SASH_VERSION(sbp) \
- ((((sbp)->sb_versionnum >= XFS_SB_VERSION_1) && \
- ((sbp)->sb_versionnum <= XFS_SB_VERSION_3)) || \
- ((XFS_SB_VERSION_NUM(sbp) == XFS_SB_VERSION_4) && \
- !((sbp)->sb_versionnum & ~XFS_SB_VERSION_OKSASHBITS)))
-
#define XFS_SB_VERSION_TONEW(v) xfs_sb_version_tonew(v)
static inline unsigned xfs_sb_version_tonew(unsigned v)
{
@@ -461,15 +448,6 @@ static inline void xfs_sb_version_addattr2(xfs_sb_t *sbp)
* File system sector to basic block conversions.
*/
#define XFS_FSS_TO_BB(mp,sec) ((sec) << (mp)->m_sectbb_log)
-#define XFS_BB_TO_FSS(mp,bb) \
- (((bb) + (XFS_FSS_TO_BB(mp,1) - 1)) >> (mp)->m_sectbb_log)
-#define XFS_BB_TO_FSST(mp,bb) ((bb) >> (mp)->m_sectbb_log)
-
-/*
- * File system sector to byte conversions.
- */
-#define XFS_FSS_TO_B(mp,sectno) ((xfs_fsize_t)(sectno) << (mp)->m_sb.sb_sectlog)
-#define XFS_B_TO_FSST(mp,b) (((__uint64_t)(b)) >> (mp)->m_sb.sb_sectlog)
/*
* File system block to basic block conversions.
diff --git a/fs/xfs/xfs_trans.h b/fs/xfs/xfs_trans.h
index 9dc88b380608..c68e00105d23 100644
--- a/fs/xfs/xfs_trans.h
+++ b/fs/xfs/xfs_trans.h
@@ -149,7 +149,6 @@ typedef struct xfs_item_ops {
void (*iop_unlock)(xfs_log_item_t *);
xfs_lsn_t (*iop_committed)(xfs_log_item_t *, xfs_lsn_t);
void (*iop_push)(xfs_log_item_t *);
- void (*iop_abort)(xfs_log_item_t *);
void (*iop_pushbuf)(xfs_log_item_t *);
void (*iop_committing)(xfs_log_item_t *, xfs_lsn_t);
} xfs_item_ops_t;
@@ -163,7 +162,6 @@ typedef struct xfs_item_ops {
#define IOP_UNLOCK(ip) (*(ip)->li_ops->iop_unlock)(ip)
#define IOP_COMMITTED(ip, lsn) (*(ip)->li_ops->iop_committed)(ip, lsn)
#define IOP_PUSH(ip) (*(ip)->li_ops->iop_push)(ip)
-#define IOP_ABORT(ip) (*(ip)->li_ops->iop_abort)(ip)
#define IOP_PUSHBUF(ip) (*(ip)->li_ops->iop_pushbuf)(ip)
#define IOP_COMMITTING(ip, lsn) (*(ip)->li_ops->iop_committing)(ip, lsn)
diff --git a/fs/xfs/xfs_trans_ail.c b/fs/xfs/xfs_trans_ail.c
index 558c87ff0c41..fc39b166d403 100644
--- a/fs/xfs/xfs_trans_ail.c
+++ b/fs/xfs/xfs_trans_ail.c
@@ -276,7 +276,7 @@ xfs_trans_update_ail(
xfs_mount_t *mp,
xfs_log_item_t *lip,
xfs_lsn_t lsn,
- unsigned long s)
+ unsigned long s) __releases(mp->m_ail_lock)
{
xfs_ail_entry_t *ailp;
xfs_log_item_t *dlip=NULL;
@@ -328,7 +328,7 @@ void
xfs_trans_delete_ail(
xfs_mount_t *mp,
xfs_log_item_t *lip,
- unsigned long s)
+ unsigned long s) __releases(mp->m_ail_lock)
{
xfs_ail_entry_t *ailp;
xfs_log_item_t *dlip;
diff --git a/fs/xfs/xfs_trans_priv.h b/fs/xfs/xfs_trans_priv.h
index 13edab8a9e94..447ac4308c91 100644
--- a/fs/xfs/xfs_trans_priv.h
+++ b/fs/xfs/xfs_trans_priv.h
@@ -46,11 +46,13 @@ xfs_log_busy_slot_t *xfs_trans_add_busy(xfs_trans_t *tp,
/*
* From xfs_trans_ail.c
*/
-void xfs_trans_update_ail(struct xfs_mount *,
- struct xfs_log_item *, xfs_lsn_t,
- unsigned long);
-void xfs_trans_delete_ail(struct xfs_mount *,
- struct xfs_log_item *, unsigned long);
+void xfs_trans_update_ail(struct xfs_mount *mp,
+ struct xfs_log_item *lip, xfs_lsn_t lsn,
+ unsigned long s)
+ __releases(mp->m_ail_lock);
+void xfs_trans_delete_ail(struct xfs_mount *mp,
+ struct xfs_log_item *lip, unsigned long s)
+ __releases(mp->m_ail_lock);
struct xfs_log_item *xfs_trans_first_ail(struct xfs_mount *, int *);
struct xfs_log_item *xfs_trans_next_ail(struct xfs_mount *,
struct xfs_log_item *, int *, int *);
diff --git a/fs/xfs/xfs_vfsops.c b/fs/xfs/xfs_vfsops.c
index a34796e57afb..62336a4cc5a4 100644
--- a/fs/xfs/xfs_vfsops.c
+++ b/fs/xfs/xfs_vfsops.c
@@ -1922,7 +1922,7 @@ xfs_showargs(
}
if (mp->m_flags & XFS_MOUNT_IHASHSIZE)
- seq_printf(m, "," MNTOPT_IHASHSIZE "=%d", mp->m_ihsize);
+ seq_printf(m, "," MNTOPT_IHASHSIZE "=%d", (int)mp->m_ihsize);
if (mp->m_flags & XFS_MOUNT_DFLT_IOSIZE)
seq_printf(m, "," MNTOPT_ALLOCSIZE "=%dk",
diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c
index 23cfa5837728..061e2ffdd1de 100644
--- a/fs/xfs/xfs_vnodeops.c
+++ b/fs/xfs/xfs_vnodeops.c
@@ -2366,10 +2366,15 @@ xfs_remove(
namelen = VNAMELEN(dentry);
+ if (!xfs_get_dir_entry(dentry, &ip)) {
+ dm_di_mode = ip->i_d.di_mode;
+ IRELE(ip);
+ }
+
if (DM_EVENT_ENABLED(dir_vp->v_vfsp, dp, DM_EVENT_REMOVE)) {
error = XFS_SEND_NAMESP(mp, DM_EVENT_REMOVE, dir_vp,
DM_RIGHT_NULL, NULL, DM_RIGHT_NULL,
- name, NULL, 0, 0, 0);
+ name, NULL, dm_di_mode, 0, 0);
if (error)
return error;
}
@@ -2995,7 +3000,7 @@ xfs_rmdir(
int cancel_flags;
int committed;
bhv_vnode_t *dir_vp;
- int dm_di_mode = 0;
+ int dm_di_mode = S_IFDIR;
int last_cdp_link;
int namelen;
uint resblks;
@@ -3010,11 +3015,16 @@ xfs_rmdir(
return XFS_ERROR(EIO);
namelen = VNAMELEN(dentry);
+ if (!xfs_get_dir_entry(dentry, &cdp)) {
+ dm_di_mode = cdp->i_d.di_mode;
+ IRELE(cdp);
+ }
+
if (DM_EVENT_ENABLED(dir_vp->v_vfsp, dp, DM_EVENT_REMOVE)) {
error = XFS_SEND_NAMESP(mp, DM_EVENT_REMOVE,
dir_vp, DM_RIGHT_NULL,
NULL, DM_RIGHT_NULL,
- name, NULL, 0, 0, 0);
+ name, NULL, dm_di_mode, 0, 0);
if (error)
return XFS_ERROR(error);
}
@@ -3834,7 +3844,9 @@ xfs_reclaim(
XFS_MOUNT_ILOCK(mp);
vn_bhv_remove(VN_BHV_HEAD(vp), XFS_ITOBHV(ip));
list_add_tail(&ip->i_reclaim, &mp->m_del_inodes);
+ spin_lock(&ip->i_flags_lock);
ip->i_flags |= XFS_IRECLAIMABLE;
+ spin_unlock(&ip->i_flags_lock);
XFS_MOUNT_IUNLOCK(mp);
}
return 0;
@@ -3859,8 +3871,10 @@ xfs_finish_reclaim(
* us.
*/
write_lock(&ih->ih_lock);
+ spin_lock(&ip->i_flags_lock);
if ((ip->i_flags & XFS_IRECLAIM) ||
(!(ip->i_flags & XFS_IRECLAIMABLE) && vp == NULL)) {
+ spin_unlock(&ip->i_flags_lock);
write_unlock(&ih->ih_lock);
if (locked) {
xfs_ifunlock(ip);
@@ -3869,6 +3883,7 @@ xfs_finish_reclaim(
return 1;
}
ip->i_flags |= XFS_IRECLAIM;
+ spin_unlock(&ip->i_flags_lock);
write_unlock(&ih->ih_lock);
/*
@@ -4272,7 +4287,7 @@ xfs_free_file_space(
xfs_mount_t *mp;
int nimap;
uint resblks;
- int rounding;
+ uint rounding;
int rt;
xfs_fileoff_t startoffset_fsb;
xfs_trans_t *tp;
@@ -4313,8 +4328,7 @@ xfs_free_file_space(
vn_iowait(vp); /* wait for the completion of any pending DIOs */
}
- rounding = MAX((__uint8_t)(1 << mp->m_sb.sb_blocklog),
- (__uint8_t)NBPP);
+ rounding = max_t(uint, 1 << mp->m_sb.sb_blocklog, NBPP);
ilen = len + (offset & (rounding - 1));
ioffset = offset & ~(rounding - 1);
if (ilen & (rounding - 1))