btrfs: comment the rest of implicit barriers before waitqueue_active
authorDavid Sterba <dsterba@suse.com>
Mon, 16 Feb 2015 18:41:40 +0000 (19:41 +0100)
committerDavid Sterba <dsterba@suse.com>
Sat, 10 Oct 2015 16:42:00 +0000 (18:42 +0200)
commitee86395458072760d62e66aad10a5e9e8902b8cf
treeb3293bde46967a886b5d066028c5eceebd810dac
parent779adf0f647651f5a45eeee3442c881300ce989e
btrfs: comment the rest of implicit barriers before waitqueue_active

There are atomic operations that imply the barrier for waitqueue_active
mixed in an if-condition.

Signed-off-by: David Sterba <dsterba@suse.com>
fs/btrfs/delayed-inode.c
fs/btrfs/disk-io.c
fs/btrfs/inode.c
fs/btrfs/locking.c
fs/btrfs/volumes.c