linux-kernel - Re: [PATCH v2.6.36-rc7] memory_hotplug: drop spurious calls to flush_scheduled

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Message-ID: <4CBBD529.8060600@kernel.org>
Date:	Mon, 18 Oct 2010 07:03:37 +0200
From:	Tejun Heo <tj@...nel.org>
To:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
CC:	lkml <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Mel Gorman <mel@....ul.ie>,
	Wu Fengguang <fengguang.wu@...el.com>,
	Michal Hocko <mhocko@...e.cz>
Subject: Re: [PATCH v2.6.36-rc7] memory_hotplug: drop spurious calls to flush_scheduled_work()

Hello,

On 10/18/2010 02:01 AM, KAMEZAWA Hiroyuki wrote:
> On Fri, 15 Oct 2010 17:25:15 +0200
> Tejun Heo <tj@...nel.org> wrote:
> 
>> lru_add_drain_all() uses schedule_on_each_cpu() which is synchronous.
>> There is no reason to call flush_scheduled_work() after
>> lru_add_drain_all().  Drop the spurious calls.
>>
>> This is to prepare for the deprecation and removal of
>> flush_scheduled_work().
>>
>> Signed-off-by: Tejun Heo <tj@...nel.org>
> Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>

Through which tree should this be routed?  Shall I route this via the
wq tree?

Thank you.

-- 
tejun
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