From: Tejun Heo <tj@kernel.org>
To: Lai Jiangshan <eag0628@gmail.com>
Cc: Lai Jiangshan <laijs@cn.fujitsu.com>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH V2 13/15] workqueue: also record worker in work->data if running&&queued
Date: Tue, 19 Feb 2013 12:24:47 -0800 [thread overview]
Message-ID: <20130219202447.GY17414@htj.dyndns.org> (raw)
In-Reply-To: <20130219192750.GT17414@htj.dyndns.org>
Hey, again.
On Tue, Feb 19, 2013 at 11:27:50AM -0800, Tejun Heo wrote:
> 0001 is problematic because it adds a hash lookup which isn't
> necessary. In this series, it's okay as the later lookup is removed
> eventually but without that, I don't think it's a good idea to apply
> 0001.
>
> 0002 looks good to me.
>
> 0005, I'm not sure what the benefit would be without later changes.
>
> 0006-0008 yeah, probably.
>
> I'll try to apply them on top of wq/for-3.9.
So, I picked and applied 2, 6-8 on a temp branch. FYI, note that I'm
currently sitting on top of a bunch of patches implementing custom
worker_pools and likely to prioritize them over other conflicting
changes. I'm expecting to send these out in a week or so.
Thanks.
--
tejun
next prev parent reply other threads:[~2013-02-19 20:24 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-02-18 16:12 [PATCH V2 00/15] workqueue: enhance locking and lookup worker via ID Lai Jiangshan
2013-02-18 16:12 ` [PATCH V2 01/15] workqueue: add lock_work_pool() Lai Jiangshan
2013-02-18 16:12 ` [PATCH V2 02/15] workqueue: allow more work_pool id space Lai Jiangshan
2013-02-19 20:19 ` [PATCH 1/4] workqueue: allow more off-queue flag space Tejun Heo
2013-02-18 16:12 ` [PATCH V2 03/15] workqueue: remname current worker->id to worker->id_in_pool Lai Jiangshan
2013-02-18 16:12 ` [PATCH V2 04/15] workqueue: add worker's global worker ID Lai Jiangshan
2013-02-18 16:12 ` [PATCH V2 05/15] workqueue: only set pool id when the work is running Lai Jiangshan
2013-02-18 16:12 ` [PATCH V2 06/15] workqueue: use current instead of worker->task in worker_maybe_bind_and_lock() Lai Jiangshan
2013-02-19 20:20 ` [PATCH 2/4] workqueue: use %current " Tejun Heo
2013-02-18 16:12 ` [PATCH V2 07/15] workqueue: change argument of worker_maybe_bind_and_lock() to pool Lai Jiangshan
2013-02-19 20:20 ` [PATCH 3/4] workqueue: change argument of worker_maybe_bind_and_lock() to @pool Tejun Heo
2013-02-18 16:12 ` [PATCH V2 08/15] workqueue: only change worker->pool with pool lock held Lai Jiangshan
2013-02-19 20:22 ` [PATCH 4/4] workqueue: better define synchronization rule around rescuer->pool updates Tejun Heo
2013-02-18 16:12 ` [PATCH V2 09/15] workqueue: use worker id in work->data instead Lai Jiangshan
2013-02-18 16:12 ` [PATCH V2 10/15] workqueue: avoid unneeded calls to get_work_cwq() Lai Jiangshan
2013-02-18 16:12 ` [PATCH V2 11/15] workqueue: split work_flags to delayed_flags and color_flags in __queue_work() Lai Jiangshan
2013-02-18 16:12 ` [PATCH V2 12/15] workqueue: add extra flags to set_work_worker_and_keep_pending() Lai Jiangshan
2013-02-18 16:12 ` [PATCH V2 13/15] workqueue: also record worker in work->data if running&&queued Lai Jiangshan
2013-02-18 19:50 ` Tejun Heo
2013-02-19 15:04 ` Lai Jiangshan
2013-02-19 19:27 ` Tejun Heo
2013-02-19 20:24 ` Tejun Heo [this message]
2013-02-18 16:12 ` [PATCH V2 14/15] workqueue: convert busy hash to busy list Lai Jiangshan
2013-02-18 16:12 ` [PATCH V2 15/15] workqueue: queue worker to busy list outside process_one_work() Lai Jiangshan
2013-02-18 16:28 ` [PATCH V2 00/15] workqueue: enhance locking and lookup worker via ID Lai Jiangshan
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