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>
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@ -433,9 +433,9 @@ struct rw_semaphore __sched *rwsem_down_write_failed(struct rw_semaphore *sem)
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count = ACCESS_ONCE(sem->count);
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/*
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* If there were already threads queued before us and there are no
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* active writers, the lock must be read owned; so we try to wake
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* any read locks that were queued ahead of us.
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* If there were already threads queued before us and there are
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* no active writers, the lock must be read owned; so we try to
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* wake any read locks that were queued ahead of us.
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*/
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if (count > RWSEM_WAITING_BIAS)
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sem = __rwsem_do_wake(sem, RWSEM_WAKE_READERS);
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