Commit ffceeb62 authored by Ethon Paul's avatar Ethon Paul Committed by Linus Torvalds
Browse files

mm/filemap: fix a typo in comment "unneccssary"->"unnecessary" 



There is a typo in comment, fix it.

Signed-off-by: default avatarEthon Paul <ethp@qq.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Reviewed-by: default avatarRalph Campbell <rcampbell@nvidia.com>
Link: http://lkml.kernel.org/r/20200411065141.15936-1-ethp@qq.com


Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 3dc5f032

mm/filemap.c

+1 −1
Original line number Diff line number Diff line
@@ -1256,7 +1256,7 @@ EXPORT_SYMBOL_GPL(add_page_wait_queue); 
 * instead.

 *

 * The read of PG_waiters has to be after (or concurrently with) PG_locked

 * being cleared, but a memory barrier should be unneccssary since it is

 * being cleared, but a memory barrier should be unnecessary since it is

 * in the same byte as PG_locked.

 */

static inline bool clear_bit_unlock_is_negative_byte(long nr, volatile void *mem)