From f03b8ad8d38634d13e802165cc15917481b47835 Mon Sep 17 00:00:00 2001 From: Miklos Szeredi Date: Tue, 27 Sep 2016 11:03:57 +0200 Subject: fs: support RENAME_NOREPLACE for local filesystems This is trivial to do: - add flags argument to foo_rename() - check if flags doesn't have any other than RENAME_NOREPLACE - assign foo_rename() to .rename2 instead of .rename Filesystems converted: affs, bfs, exofs, ext2, hfs, hfsplus, jffs2, jfs, logfs, minix, msdos, nilfs2, omfs, reiserfs, sysvfs, ubifs, udf, ufs, vfat. Signed-off-by: Miklos Szeredi Acked-by: Boaz Harrosh Acked-by: Richard Weinberger Acked-by: Bob Copeland Acked-by: Jan Kara Cc: Theodore Ts'o Cc: Jaegeuk Kim Cc: OGAWA Hirofumi Cc: Mikulas Patocka Cc: David Woodhouse Cc: Dave Kleikamp Cc: Ryusuke Konishi Cc: Christoph Hellwig --- fs/jfs/namei.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'fs/jfs') diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c index 814b0c58016c..ee1aa32f7c24 100644 --- a/fs/jfs/namei.c +++ b/fs/jfs/namei.c @@ -1078,7 +1078,8 @@ static int jfs_symlink(struct inode *dip, struct dentry *dentry, * FUNCTION: rename a file or directory */ static int jfs_rename(struct inode *old_dir, struct dentry *old_dentry, - struct inode *new_dir, struct dentry *new_dentry) + struct inode *new_dir, struct dentry *new_dentry, + unsigned int flags) { struct btstack btstack; ino_t ino; @@ -1097,6 +1098,8 @@ static int jfs_rename(struct inode *old_dir, struct dentry *old_dentry, s64 new_size = 0; int commit_flag; + if (flags & ~RENAME_NOREPLACE) + return -EINVAL; jfs_info("jfs_rename: %pd %pd", old_dentry, new_dentry); @@ -1536,7 +1539,7 @@ const struct inode_operations jfs_dir_inode_operations = { .mkdir = jfs_mkdir, .rmdir = jfs_rmdir, .mknod = jfs_mknod, - .rename = jfs_rename, + .rename2 = jfs_rename, .setxattr = generic_setxattr, .getxattr = generic_getxattr, .listxattr = jfs_listxattr, -- cgit v1.2.3 From 2773bf00aeb9bf39e022463272a61dd0ec9f55f4 Mon Sep 17 00:00:00 2001 From: Miklos Szeredi Date: Tue, 27 Sep 2016 11:03:58 +0200 Subject: fs: rename "rename2" i_op to "rename" Generated patch: sed -i "s/\.rename2\t/\.rename\t\t/" `git grep -wl rename2` sed -i "s/\brename2\b/rename/g" `git grep -wl rename2` Signed-off-by: Miklos Szeredi --- fs/jfs/namei.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'fs/jfs') diff --git a/fs/jfs/namei.c b/fs/jfs/namei.c index ee1aa32f7c24..1d88df6ae81b 100644 --- a/fs/jfs/namei.c +++ b/fs/jfs/namei.c @@ -1539,7 +1539,7 @@ const struct inode_operations jfs_dir_inode_operations = { .mkdir = jfs_mkdir, .rmdir = jfs_rmdir, .mknod = jfs_mknod, - .rename2 = jfs_rename, + .rename = jfs_rename, .setxattr = generic_setxattr, .getxattr = generic_getxattr, .listxattr = jfs_listxattr, -- cgit v1.2.3