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author | Oleg Nesterov <oleg@tv-sign.ru> | 2007-05-09 02:34:16 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-09 12:30:52 -0700 |
commit | 63bc0362521cbaae3ed17b8de7b094f9492453f0 (patch) | |
tree | 2a1bee6651fe00b76828cf75742bbff221188990 | |
parent | ed7c0feede39d70092d048ec30f59bb1df69eec6 (diff) | |
download | op-kernel-dev-63bc0362521cbaae3ed17b8de7b094f9492453f0.zip op-kernel-dev-63bc0362521cbaae3ed17b8de7b094f9492453f0.tar.gz |
unify queue_delayed_work() and queue_delayed_work_on()
Change queue_delayed_work() to use queue_delayed_work_on() to avoid the code
duplication (saves 133 bytes).
Q: queue_delayed_work() enqueues &dwork->work directly when delay == 0, why?
[jirislaby@gmail.com: oops fix]
Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r-- | kernel/workqueue.c | 32 |
1 files changed, 10 insertions, 22 deletions
diff --git a/kernel/workqueue.c b/kernel/workqueue.c index d107e1c..0eb9b33 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -180,28 +180,11 @@ void delayed_work_timer_fn(unsigned long __data) int fastcall queue_delayed_work(struct workqueue_struct *wq, struct delayed_work *dwork, unsigned long delay) { - int ret = 0; - struct timer_list *timer = &dwork->timer; - struct work_struct *work = &dwork->work; - - timer_stats_timer_set_start_info(timer); + timer_stats_timer_set_start_info(&dwork->timer); if (delay == 0) - return queue_work(wq, work); - - if (!test_and_set_bit(WORK_STRUCT_PENDING, work_data_bits(work))) { - BUG_ON(timer_pending(timer)); - BUG_ON(!list_empty(&work->entry)); + return queue_work(wq, &dwork->work); - /* This stores cwq for the moment, for the timer_fn */ - set_wq_data(work, - per_cpu_ptr(wq->cpu_wq, raw_smp_processor_id())); - timer->expires = jiffies + delay; - timer->data = (unsigned long)dwork; - timer->function = delayed_work_timer_fn; - add_timer(timer); - ret = 1; - } - return ret; + return queue_delayed_work_on(-1, wq, dwork, delay); } EXPORT_SYMBOL_GPL(queue_delayed_work); @@ -227,11 +210,16 @@ int queue_delayed_work_on(int cpu, struct workqueue_struct *wq, /* This stores cwq for the moment, for the timer_fn */ set_wq_data(work, - per_cpu_ptr(wq->cpu_wq, raw_smp_processor_id())); + per_cpu_ptr(wq->cpu_wq, wq->singlethread ? + singlethread_cpu : raw_smp_processor_id())); timer->expires = jiffies + delay; timer->data = (unsigned long)dwork; timer->function = delayed_work_timer_fn; - add_timer_on(timer, cpu); + + if (unlikely(cpu >= 0)) + add_timer_on(timer, cpu); + else + add_timer(timer); ret = 1; } return ret; |