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GFS2: smbd proccess hangs with flock() call.

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GFS2 currently does not support mandatory flocks. An flock() call with
LOCK_MAND triggers unexpected behavior because gfs2 is not checking for
this lock type. This patch corrects that.

Signed-off-by: Abhi Das <adas@redhat.com>
Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
This commit is contained in:
Abhijith Das 2009-06-01 12:30:03 -05:00 committed by Steven Whitehouse
parent f6eb53498e
commit a12af1ebe6
1 changed files with 2 additions and 2 deletions
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4
fs/gfs2/file.c
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@ -698,8 +698,8 @@ static int gfs2_flock(struct file *file, int cmd, struct file_lock *fl)
if (!(fl->fl_flags & FL_FLOCK))
return -ENOLCK;
if (__mandatory_lock(&ip->i_inode))
return -ENOLCK;
if (fl->fl_type & LOCK_MAND)
return -EOPNOTSUPP;
if (fl->fl_type == F_UNLCK) {
do_unflock(file, fl);