From: Tejun Heo <tj@kernel.org>
To: Lai Jiangshan <laijs@cn.fujitsu.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH 04/10 V2] workqueue: destroy worker directly in the idle timeout handler
Date: Mon, 12 May 2014 17:26:10 -0400 [thread overview]
Message-ID: <20140512212610.GD18959@mtj.dyndns.org> (raw)
In-Reply-To: <1399877792-13046-5-git-send-email-laijs@cn.fujitsu.com>
On Mon, May 12, 2014 at 02:56:16PM +0800, Lai Jiangshan wrote:
> @@ -1867,8 +1859,7 @@ static void idle_worker_timeout(unsigned long __pool)
> struct worker_pool *pool = (void *)__pool;
>
> spin_lock_irq(&pool->lock);
> -
> - if (too_many_workers(pool)) {
> + while (too_many_workers(pool)) {
Hey, I like the new line there.
> struct worker *worker;
> unsigned long expires;
>
> @@ -1876,15 +1867,13 @@ static void idle_worker_timeout(unsigned long __pool)
> worker = list_entry(pool->idle_list.prev, struct worker, entry);
> expires = worker->last_active + IDLE_WORKER_TIMEOUT;
>
> - if (time_before(jiffies, expires))
> + if (time_before(jiffies, expires)) {
> mod_timer(&pool->idle_timer, expires);
> - else {
> - /* it's been idle for too long, wake up manager */
> - pool->flags |= POOL_MANAGE_WORKERS;
> - wake_up_worker(pool);
> + break;
> }
> - }
>
> + destroy_worker(worker);
> + }
here too.
Other than the above new line removals, looks great to me.
Thanks.
--
tejun
next prev parent reply other threads:[~2014-05-12 21:26 UTC|newest]
Thread overview: 78+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-27 4:08 [PATCH 00/10] workqueue: async worker destruction and pool-binding synchronization Lai Jiangshan
2014-04-27 4:08 ` [PATCH 01/10] workqueue: use manager lock only to protect worker_idr Lai Jiangshan
2014-05-05 13:01 ` Tejun Heo
2014-05-06 15:43 ` Lai Jiangshan
2014-04-27 4:08 ` [PATCH 02/10] workqueue: destroy_worker() should destroy idle workers only Lai Jiangshan
2014-05-05 13:13 ` Tejun Heo
2014-05-06 15:58 ` Lai Jiangshan
2014-04-27 4:08 ` [PATCH 03/10] workqueue: async worker destruction Lai Jiangshan
2014-05-05 14:31 ` Tejun Heo
2014-05-05 15:02 ` Tejun Heo
2014-05-06 16:27 ` Lai Jiangshan
2014-05-06 16:31 ` Tejun Heo
2014-05-07 7:30 ` Lai Jiangshan
2014-05-07 13:15 ` Tejun Heo
2014-04-27 4:08 ` [PATCH 04/10] workqueue: destroy worker directly in the idle timeout handler Lai Jiangshan
2014-05-05 14:36 ` Tejun Heo
2014-05-07 7:10 ` Lai Jiangshan
2014-05-07 13:12 ` Tejun Heo
2014-05-07 13:38 ` Lai Jiangshan
2014-05-07 13:41 ` Tejun Heo
2014-05-07 15:30 ` Lai Jiangshan
2014-05-07 15:37 ` Tejun Heo
2014-04-27 4:09 ` [PATCH 05/10] workqueue: separate iteration role from worker_idr Lai Jiangshan
2014-05-05 14:57 ` Tejun Heo
2014-04-27 4:09 ` [PATCH 06/10] workqueue: convert worker_idr to worker_ida Lai Jiangshan
2014-05-05 14:59 ` Tejun Heo
2014-05-06 16:33 ` Lai Jiangshan
2014-05-06 16:35 ` Tejun Heo
2014-05-06 16:38 ` Tejun Heo
2014-04-27 4:09 ` [PATCH 07/10] workqueue: narrow the protection range of manager_mutex Lai Jiangshan
2014-04-27 4:09 ` [PATCH 08/10] workqueue: rename manager_mutex to bind_mutex Lai Jiangshan
2014-04-27 4:09 ` [PATCH 09/10] workqueue: separate pool-binding code out from create_worker() Lai Jiangshan
2014-04-27 4:09 ` [PATCH 10/10] workqueue: use generic pool-bind/unbind routine for rescuers Lai Jiangshan
2014-05-05 14:54 ` Tejun Heo
2014-05-05 15:05 ` [PATCH 00/10] workqueue: async worker destruction and pool-binding synchronization Tejun Heo
2014-05-12 6:56 ` [PATCH 00/10 V2] workqueue: async worker destruction and worker attaching/detaching Lai Jiangshan
2014-05-12 6:56 ` [PATCH 01/10 V2] workqueue: use manager lock only to protect worker_idr Lai Jiangshan
2014-05-12 6:56 ` [PATCH 02/10 V2] workqueue: destroy_worker() should destroy idle workers only Lai Jiangshan
2014-05-12 21:08 ` Tejun Heo
2014-05-13 6:08 ` Lai Jiangshan
2014-05-12 6:56 ` [PATCH 03/10 V2] workqueue: async worker destruction Lai Jiangshan
2014-05-12 21:20 ` Tejun Heo
2014-05-13 6:32 ` Lai Jiangshan
2014-05-13 14:14 ` Tejun Heo
2014-05-20 9:54 ` Lai Jiangshan
2014-05-12 6:56 ` [PATCH 04/10 V2] workqueue: destroy worker directly in the idle timeout handler Lai Jiangshan
2014-05-12 21:26 ` Tejun Heo [this message]
2014-05-12 6:56 ` [PATCH 05/10 V2] workqueue: separate iteration role from worker_idr Lai Jiangshan
2014-05-12 21:35 ` Tejun Heo
2014-05-12 21:37 ` Tejun Heo
2014-05-12 6:56 ` [PATCH 06/10 V2] workqueue: convert worker_idr to worker_ida Lai Jiangshan
2014-05-12 21:40 ` Tejun Heo
2014-05-13 6:43 ` Lai Jiangshan
2014-05-13 14:17 ` Tejun Heo
2014-05-12 6:56 ` [PATCH 07/10 V2] workqueue: narrow the protection range of manager_mutex Lai Jiangshan
2014-05-12 6:56 ` [PATCH 08/10 V2] workqueue: rename manager_mutex to attach_mutex Lai Jiangshan
2014-05-12 22:01 ` Tejun Heo
2014-05-13 6:45 ` Lai Jiangshan
2014-05-13 14:19 ` Tejun Heo
2014-05-12 6:56 ` [PATCH 09/10 V2] workqueue: separate pool-attaching code out from create_worker() Lai Jiangshan
2014-05-12 6:56 ` [PATCH 10/10 V2] workqueue: use generic attach/detach routine for rescuers Lai Jiangshan
2014-05-12 22:05 ` Tejun Heo
2014-05-13 6:55 ` Lai Jiangshan
2014-05-20 9:46 ` [PATCH V3 00/10] workqueue: async worker destruction and worker attaching/detaching Lai Jiangshan
2014-05-20 9:46 ` [PATCH V3 01/10] workqueue: use manager lock only to protect worker_idr Lai Jiangshan
2014-05-20 9:46 ` [PATCH V3 02/10] workqueue: destroy_worker() should destroy idle workers only Lai Jiangshan
2014-05-20 9:46 ` [PATCH V3 03/10] workqueue: async worker destruction Lai Jiangshan
2014-05-20 14:22 ` Tejun Heo
2014-05-20 14:23 ` Tejun Heo
2014-05-20 14:24 ` Tejun Heo
2014-05-20 9:46 ` [PATCH V3 04/10] workqueue: destroy worker directly in the idle timeout handler Lai Jiangshan
2014-05-20 9:46 ` [PATCH V3 05/10] workqueue: separate iteration role from worker_idr Lai Jiangshan
2014-05-20 9:46 ` [PATCH V3 06/10] workqueue: convert worker_idr to worker_ida Lai Jiangshan
2014-05-20 9:46 ` [PATCH V3 07/10] workqueue: narrow the protection range of manager_mutex Lai Jiangshan
2014-05-20 9:46 ` [PATCH V3 08/10] workqueue: rename manager_mutex to attach_mutex Lai Jiangshan
2014-05-20 9:46 ` [PATCH V3 09/10] workqueue: separate pool-attaching code out from create_worker() Lai Jiangshan
2014-05-20 9:46 ` [PATCH V3 10/10] workqueue: use generic attach/detach routine for rescuers Lai Jiangshan
2014-05-20 15:00 ` [PATCH V3 00/10] workqueue: async worker destruction and worker attaching/detaching Tejun Heo
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