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authorJeff Liu <jeff.liu@oracle.com>2013-04-30 02:05:56 +0400
committerLinus Torvalds <torvalds@linux-foundation.org>2013-04-30 02:54:27 +0400
commitb3e0767abcd6eda32cdfd9c6a6b9e53b4ddf6d4d (patch)
treef8ced4971ffc171d60820a6267b80f38d5b26fac /fs/ocfs2/ioctl.c
parent18ff44b189e2a9becb2047a790578b90aef56349 (diff)
downloadlinux-b3e0767abcd6eda32cdfd9c6a6b9e53b4ddf6d4d.tar.xz
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.c18
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: