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(parent: aba809c) | patch
don't bother with vfsmount_lock in mounts_poll()
authorAl Viro <viro@zeniv.linux.org.uk>
Sun, 29 Sep 2013 14:59:59 +0000 (10:59 -0400)
committerAl Viro <viro@zeniv.linux.org.uk>
Fri, 25 Oct 2013 03:34:59 +0000 (23:34 -0400)
commitaab407fc5c0ce63e9fd4a34a790d7290d3e116a1
tree8ac53d05b88c74f6749461f31b4ee97a8e832ed4tree | snapshot (tar.gz zip)
parentaba809cf0944fdc5a83ef8b5864cdce2a99b2513commit | diff
don't bother with vfsmount_lock in mounts_poll()

wake_up_interruptible/poll_wait provide sufficient barriers;
just use ACCESS_ONCE() to fetch ns->event and that's it.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
fs/proc_namespace.c diff | blob | blame | history