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,
peterz@infradead.org, mhocko@suse.cz, bsingharora@gmail.com,
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
Date: Mon, 7 Jan 2013 08:42:06 -0800 [thread overview]
Message-ID: <20130107164206.GG3926@htj.dyndns.org> (raw)
In-Reply-To: <50E935D5.4040402@huawei.com>
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
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next prev parent reply other threads:[~2013-01-07 16:42 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-03 21:35 [PATCHSET] cpuset: decouple cpuset locking from cgroup core, take#2 Tejun Heo
2013-01-03 21:35 ` [PATCH 01/13] cpuset: remove unused cpuset_unlock() Tejun Heo
2013-01-03 21:35 ` [PATCH 02/13] cpuset: remove fast exit path from remove_tasks_in_empty_cpuset() Tejun Heo
2013-01-03 21:35 ` [PATCH 03/13] cpuset: introduce ->css_on/offline() Tejun Heo
2013-01-03 21:35 ` [PATCH 04/13] cpuset: introduce CS_ONLINE Tejun Heo
2013-01-03 21:35 ` [PATCH 05/13] cpuset: introduce cpuset_for_each_child() Tejun Heo
2013-01-03 21:36 ` [PATCH 06/13] cpuset: cleanup cpuset[_can]_attach() Tejun Heo
2013-01-03 21:36 ` [PATCH 07/13] cpuset: reorganize CPU / memory hotplug handling Tejun Heo
2013-01-03 21:36 ` [PATCH 08/13] cpuset: don't nest cgroup_mutex inside get_online_cpus() Tejun Heo
2013-01-03 21:36 ` [PATCH 09/13] cpuset: drop async_rebuild_sched_domains() Tejun Heo
2013-01-03 21:36 ` [PATCH 10/13] cpuset: make CPU / memory hotplug propagation asynchronous Tejun Heo
2013-01-06 8:29 ` Li Zefan
2013-01-07 16:42 ` Tejun Heo [this message]
2013-01-03 21:36 ` [PATCH 11/13] cpuset: pin down cpus and mems while a task is being attached Tejun Heo
2013-01-03 21:36 ` [PATCH 12/13] cpuset: schedule hotplug propagation from cpuset_attach() if the cpuset is empty Tejun Heo
2013-01-03 21:36 ` [PATCH 13/13] cpuset: replace cgroup_mutex locking with cpuset internal locking Tejun Heo
2013-01-06 8:27 ` [PATCHSET] cpuset: decouple cpuset locking from cgroup core, take#2 Li Zefan
2013-01-07 16:44 ` Tejun Heo
2013-01-08 1:31 ` Li Zefan
2013-01-09 18:57 ` Tejun Heo
2013-01-11 9:05 ` Li Zefan
2013-01-09 19:32 ` Paul Menage
2013-01-07 8:12 ` Kamezawa Hiroyuki
2013-01-09 9:46 ` Glauber Costa
-- strict thread matches above, loose matches on Subject: below --
2012-11-28 21:34 [PATCHSET cgroup/for-3.8] cpuset: decouple cpuset locking from cgroup core Tejun Heo
2012-11-28 21:34 ` [PATCH 10/13] cpuset: make CPU / memory hotplug propagation asynchronous Tejun Heo
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