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Date: Mon, 7 Jan 2013 08:42:06 -0800
From: Tejun Heo <tj@kernel.org>
To: Li Zefan <lizefan@huawei.com>
Cc: paul@paulmenage.org, glommer@parallels.com,
        containers@lists.linux-foundation.org, cgroups@vger.kernel.org,
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        hannes@cmpxchg.org, kamezawa.hiroyu@jp.fujitsu.com, linux-mm@kvack.org,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH 10/13] cpuset: make CPU / memory hotplug propagation
 asynchronous
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On Sun, Jan 06, 2013 at 04:29:09PM +0800, Li Zefan wrote:
> > +static void schedule_cpuset_propagate_hotplug(struct cpuset *cs)
> > +{
> > +	/*
> > +	 * Pin @cs.  The refcnt will be released when the work item
> > +	 * finishes executing.
> > +	 */
> > +	if (!css_tryget(&cs->css))
> > +		return;
> > +
> > +	/*
> > +	 * Queue @cs->empty_cpuset_work.  If already pending, lose the css
> 
> cs->hotplug_work

Thanks.  Patch updated.

-- 
tejun