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authorAndrew Morton <akpm@linux-foundation.org>2014-06-04 14:19:48 -0400
committerIngo Molnar <mingo@kernel.org>2014-06-05 04:39:36 -0400
commit0cc3d01164aba483edd8232aa5c781136843c367 (patch)
tree21984640873d875c571e3b6cecb8a22354b77ff9 /kernel/locking
parentdbb5eafa23fdb7a00d64b04e23a3efc59d6474cb (diff)
locking/rwsem: Fix checkpatch.pl warnings
WARNING: line over 80 characters #205: FILE: kernel/locking/rwsem-xadd.c:275: + old = cmpxchg(&sem->count, count, count + RWSEM_ACTIVE_WRITE_BIAS); WARNING: line over 80 characters #376: FILE: kernel/locking/rwsem-xadd.c:434: + * If there were already threads queued before us and there are no WARNING: line over 80 characters #377: FILE: kernel/locking/rwsem-xadd.c:435: + * active writers, the lock must be read owned; so we try to wake total: 0 errors, 3 warnings, 417 lines checked Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Peter Zijlstra <peterz@infradead.org> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: Davidlohr Bueso <davidlohr@hp.com> Cc: Tim Chen <tim.c.chen@linux.intel.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Link: http://lkml.kernel.org/n/tip-pn6pslaplw031lykweojsn8c@git.kernel.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/locking')
-rw-r--r--kernel/locking/rwsem-xadd.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/kernel/locking/rwsem-xadd.c b/kernel/locking/rwsem-xadd.c
index 4a75278142cd..dacc32142fcc 100644
--- a/kernel/locking/rwsem-xadd.c
+++ b/kernel/locking/rwsem-xadd.c
@@ -433,9 +433,9 @@ struct rw_semaphore __sched *rwsem_down_write_failed(struct rw_semaphore *sem)
433 count = ACCESS_ONCE(sem->count); 433 count = ACCESS_ONCE(sem->count);
434 434
435 /* 435 /*
436 * If there were already threads queued before us and there are no 436 * If there were already threads queued before us and there are
437 * active writers, the lock must be read owned; so we try to wake 437 * no active writers, the lock must be read owned; so we try to
438 * any read locks that were queued ahead of us. 438 * wake any read locks that were queued ahead of us.
439 */ 439 */
440 if (count > RWSEM_WAITING_BIAS) 440 if (count > RWSEM_WAITING_BIAS)
441 sem = __rwsem_do_wake(sem, RWSEM_WAKE_READERS); 441 sem = __rwsem_do_wake(sem, RWSEM_WAKE_READERS);