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authorLinus Torvalds <torvalds@linux-foundation.org>2009-03-26 16:14:02 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-03-26 16:14:02 -0700
commit8e9d2089723d08d51e66c5eea49253d76e27941e (patch)
treecf15609d5eeb0c1f3a39231d8ce793d3c8ad0ed0 /ipc
parentba1eb95cf3cc666769afe42eaa15a3a34ae82f94 (diff)
parent60aa49243d09afc873f082567d2e3c16634ced84 (diff)
downloadlinux-8e9d2089723d08d51e66c5eea49253d76e27941e.tar.gz
Merge branch 'bkl-removal' of git://git.lwn.net/linux-2.6
* 'bkl-removal' of git://git.lwn.net/linux-2.6: Rationalize fasync return values Move FASYNC bit handling to f_op->fasync() Use f_lock to protect f_flags Rename struct file->f_ep_lock
Diffstat (limited to 'ipc')
-rw-r--r--ipc/mqueue.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index 54b4077fed79..a8ddadbc7459 100644
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -1156,10 +1156,12 @@ SYSCALL_DEFINE3(mq_getsetattr, mqd_t, mqdes,
omqstat.mq_flags = filp->f_flags & O_NONBLOCK;
if (u_mqstat) {
audit_mq_getsetattr(mqdes, &mqstat);
+ spin_lock(&filp->f_lock);
if (mqstat.mq_flags & O_NONBLOCK)
filp->f_flags |= O_NONBLOCK;
else
filp->f_flags &= ~O_NONBLOCK;
+ spin_unlock(&filp->f_lock);
inode->i_atime = inode->i_ctime = CURRENT_TIME;
}