omfs: rename() needs to mark old_inode dirty after ctime update

we *do* mark it dirty before, but it doesn't guarantee that we
don't get preempted just before assignment to ->i_ctime, with
inode getting written out before we get CPU back...

Signed-off-by: Al Viro <[email protected]>
Signed-off-by: Bob Copeland <[email protected]>
This commit is contained in:
Al Viro 2011-03-04 01:14:55 -05:00 • committed by Bob Copeland
commit 013e4f4a28

View file

@ -423,6 +423,7 @@ static int omfs_rename(struct inode *old_dir, struct dentry *old_dentry,
goto out;
old_inode->i_ctime = CURRENT_TIME_SEC;
mark_inode_dirty(old_inode);
out:
return err;
}