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authorHiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>2009-12-14 18:00:26 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-15 08:53:27 -0800
commite4c570c4cb7a95dbfafa3d016d2739bf3fdfe319 (patch)
treece2be0a79fa2e8d8271426f0fc27b25e83c050b4 /fs
parent8420e7efa1cf155765c6d77c91d3e3547c7aa557 (diff)
task_struct: make journal_info conditional
journal_info in task_struct is used in journaling file system only. So introduce CONFIG_FS_JOURNAL_INFO and make it conditional. Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com> Cc: Chris Mason <chris.mason@oracle.com> Cc: "Theodore Ts'o" <tytso@mit.edu> Cc: Steven Whitehouse <swhiteho@redhat.com> Cc: KONISHI Ryusuke <konishi.ryusuke@lab.ntt.co.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/Kconfig4
-rw-r--r--fs/btrfs/Kconfig1
-rw-r--r--fs/ext4/Kconfig1
-rw-r--r--fs/gfs2/Kconfig1
-rw-r--r--fs/jbd/Kconfig1
-rw-r--r--fs/jbd2/Kconfig1
-rw-r--r--fs/nilfs2/Kconfig1
-rw-r--r--fs/reiserfs/Kconfig1
8 files changed, 11 insertions, 0 deletions
diff --git a/fs/Kconfig b/fs/Kconfig
index 64d44efad7a5..f8fccaaad628 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -6,6 +6,10 @@ menu "File systems"
if BLOCK
+config FS_JOURNAL_INFO
+ bool
+ default n
+
source "fs/ext2/Kconfig"
source "fs/ext3/Kconfig"
source "fs/ext4/Kconfig"
diff --git a/fs/btrfs/Kconfig b/fs/btrfs/Kconfig
index 7bb3c020e570..402afe0a0bfb 100644
--- a/fs/btrfs/Kconfig
+++ b/fs/btrfs/Kconfig
@@ -4,6 +4,7 @@ config BTRFS_FS
select LIBCRC32C
select ZLIB_INFLATE
select ZLIB_DEFLATE
+ select FS_JOURNAL_INFO
help
Btrfs is a new filesystem with extents, writable snapshotting,
support for multiple devices and many more features.
diff --git a/fs/ext4/Kconfig b/fs/ext4/Kconfig
index 9acf7e808139..e5f6774846e4 100644
--- a/fs/ext4/Kconfig
+++ b/fs/ext4/Kconfig
@@ -2,6 +2,7 @@ config EXT4_FS
tristate "The Extended 4 (ext4) filesystem"
select JBD2
select CRC16
+ select FS_JOURNAL_INFO
help
This is the next generation of the ext3 filesystem.
diff --git a/fs/gfs2/Kconfig b/fs/gfs2/Kconfig
index 4dcddf83326f..b192c661caa6 100644
--- a/fs/gfs2/Kconfig
+++ b/fs/gfs2/Kconfig
@@ -10,6 +10,7 @@ config GFS2_FS
select SLOW_WORK
select QUOTA
select QUOTACTL
+ select FS_JOURNAL_INFO
help
A cluster filesystem.
diff --git a/fs/jbd/Kconfig b/fs/jbd/Kconfig
index 4e28beeed157..a8408983abd4 100644
--- a/fs/jbd/Kconfig
+++ b/fs/jbd/Kconfig
@@ -1,5 +1,6 @@
config JBD
tristate
+ select FS_JOURNAL_INFO
help
This is a generic journalling layer for block devices. It is
currently used by the ext3 file system, but it could also be
diff --git a/fs/jbd2/Kconfig b/fs/jbd2/Kconfig
index f32f346f4b0a..0f7d1ceafdfd 100644
--- a/fs/jbd2/Kconfig
+++ b/fs/jbd2/Kconfig
@@ -1,6 +1,7 @@
config JBD2
tristate
select CRC32
+ select FS_JOURNAL_INFO
help
This is a generic journaling layer for block devices that support
both 32-bit and 64-bit block numbers. It is currently used by
diff --git a/fs/nilfs2/Kconfig b/fs/nilfs2/Kconfig
index 251da07b2a1d..1225af7b2166 100644
--- a/fs/nilfs2/Kconfig
+++ b/fs/nilfs2/Kconfig
@@ -2,6 +2,7 @@ config NILFS2_FS
tristate "NILFS2 file system support (EXPERIMENTAL)"
depends on EXPERIMENTAL
select CRC32
+ select FS_JOURNAL_INFO
help
NILFS2 is a log-structured file system (LFS) supporting continuous
snapshotting. In addition to versioning capability of the entire
diff --git a/fs/reiserfs/Kconfig b/fs/reiserfs/Kconfig
index 513f431038f9..ac7cd75c86f8 100644
--- a/fs/reiserfs/Kconfig
+++ b/fs/reiserfs/Kconfig
@@ -1,6 +1,7 @@
config REISERFS_FS
tristate "Reiserfs support"
select CRC32
+ select FS_JOURNAL_INFO
help
Stores not just filenames but the files themselves in a balanced
tree. Uses journalling.