aio: replace locking comments with assert_spin_locked()
Signed-off-by: NZach Brown <zach.brown@oracle.com>
Acked-by: NBenjamin LaHaise <bcrl@kvack.org>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>