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| author | Jeff Liu <jeff.liu@oracle.com> | 2013-04-29 15:05:56 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-29 15:54:27 -0700 |
| commit | b3e0767abcd6eda32cdfd9c6a6b9e53b4ddf6d4d (patch) | |
| tree | f8ced4971ffc171d60820a6267b80f38d5b26fac /fs/ocfs2/ioctl.c | |
| parent | 18ff44b189e2a9becb2047a790578b90aef56349 (diff) | |
| download | linux-stable-b3e0767abcd6eda32cdfd9c6a6b9e53b4ddf6d4d.tar.gz linux-stable-b3e0767abcd6eda32cdfd9c6a6b9e53b4ddf6d4d.tar.bz2 linux-stable-b3e0767abcd6eda32cdfd9c6a6b9e53b4ddf6d4d.zip | |
ocfs2: delay inode update transactions after verifying the input flags
There is no need to start the inode update transactions before/while
verifying the input flags. As a refinement, this patch delay the
transactions utill the pre-check up is ok.
Signed-off-by: Jie Liu <jeff.liu@oracle.com>
Acked-by: Joel Becker <jlbec@evilplan.org>
Cc: Mark Fasheh <mfasheh@suse.com>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ocfs2/ioctl.c')
| -rw-r--r-- | fs/ocfs2/ioctl.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/fs/ocfs2/ioctl.c b/fs/ocfs2/ioctl.c index 752f0b26221d..6cab301a568d 100644 --- a/fs/ocfs2/ioctl.c +++ b/fs/ocfs2/ioctl.c @@ -101,13 +101,6 @@ static int ocfs2_set_inode_attr(struct inode *inode, unsigned flags, if (!S_ISDIR(inode->i_mode)) flags &= ~OCFS2_DIRSYNC_FL; - handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS); - if (IS_ERR(handle)) { - status = PTR_ERR(handle); - mlog_errno(status); - goto bail_unlock; - } - oldflags = ocfs2_inode->ip_attr; flags = flags & mask; flags |= oldflags & ~mask; @@ -120,7 +113,14 @@ static int ocfs2_set_inode_attr(struct inode *inode, unsigned flags, if ((oldflags & OCFS2_IMMUTABLE_FL) || ((flags ^ oldflags) & (OCFS2_APPEND_FL | OCFS2_IMMUTABLE_FL))) { if (!capable(CAP_LINUX_IMMUTABLE)) - goto bail_commit; + goto bail_unlock; + } + + handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS); + if (IS_ERR(handle)) { + status = PTR_ERR(handle); + mlog_errno(status); + goto bail_unlock; } ocfs2_inode->ip_attr = flags; @@ -130,8 +130,8 @@ static int ocfs2_set_inode_attr(struct inode *inode, unsigned flags, if (status < 0) mlog_errno(status); -bail_commit: ocfs2_commit_trans(osb, handle); + bail_unlock: ocfs2_inode_unlock(inode, 1); bail: |