Commit-ID: d6094b9650a7cfc5cc0f799d55741365f5b8424f Gitweb: http://git.kernel.org/tip/d6094b9650a7cfc5cc0f799d55741365f5b8424f Author: Davidlohr Bueso <dave@xxxxxxxxxxxx> AuthorDate: Fri, 5 Aug 2016 01:04:44 -0700 Committer: Ingo Molnar <mingo@xxxxxxxxxx> CommitDate: Thu, 18 Aug 2016 11:35:39 +0200 locking/rwsem: Remove a few useless comments Our rwsem code (xadd, at least) is rather well documented, but there are a few really annoying comments in there that serve no purpose and we shouldn't bother with them. Signed-off-by: Davidlohr Bueso <dbueso@xxxxxxx> Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx> Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx> Cc: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Cc: Waiman.Long@xxxxxx Cc: dave@xxxxxxxxxxxx Cc: jason.low2@xxxxxxx Cc: wanpeng.li@xxxxxxxxxxx Link: http://lkml.kernel.org/r/1470384285-32163-3-git-send-email-dave@xxxxxxxxxxxx Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx> --- kernel/locking/rwsem-xadd.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/kernel/locking/rwsem-xadd.c b/kernel/locking/rwsem-xadd.c index b036231..e02fe32 100644 --- a/kernel/locking/rwsem-xadd.c +++ b/kernel/locking/rwsem-xadd.c @@ -234,7 +234,6 @@ struct rw_semaphore __sched *rwsem_down_read_failed(struct rw_semaphore *sem) struct task_struct *tsk = current; WAKE_Q(wake_q); - /* set up my own style of waitqueue */ waiter.task = tsk; waiter.type = RWSEM_WAITING_FOR_READ; @@ -613,7 +612,6 @@ struct rw_semaphore *rwsem_wake(struct rw_semaphore *sem) raw_spin_lock_irqsave(&sem->wait_lock, flags); locked: - /* do nothing if list empty */ if (!list_empty(&sem->wait_list)) __rwsem_mark_wake(sem, RWSEM_WAKE_ANY, &wake_q); @@ -637,7 +635,6 @@ struct rw_semaphore *rwsem_downgrade_wake(struct rw_semaphore *sem) raw_spin_lock_irqsave(&sem->wait_lock, flags); - /* do nothing if list empty */ if (!list_empty(&sem->wait_list)) __rwsem_mark_wake(sem, RWSEM_WAKE_READ_OWNED, &wake_q); -- To unsubscribe from this list: send the line "unsubscribe linux-tip-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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