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From: Tejun Heo <tj@kernel.org>
To: Li Zefan <lizefan@huawei.com>
Cc: containers@lists.linux-foundation.org, cgroups@vger.kernel.org,
	linux-kernel@vger.kernel.org, kay@vrfy.org, greg@kroah.com,
	lennart@poettering.net, daniel@zonque.org
Subject: Re: [PATCH 4/4] cgroup: implement task_cgroup_path_from_hierarchy()
Date: Sun, 14 Apr 2013 20:57:20 -0700	[thread overview]
Message-ID: <20130415035720.GN3050@htj.dyndns.org> (raw)
In-Reply-To: <516B78E5.6000109@huawei.com>

Hey, Li.

On Mon, Apr 15, 2013 at 11:49:57AM +0800, Li Zefan wrote:
> But if id is invalid, idr_find() will return NULL. As long as root is not NULL,
> task_cgroup_from_root() will always return a valid cgroup.

I'm hopping across multiple devel branches quickly today and somewhat
tipsy.  Sorry about the blabber.  :)

-- 
tejun

  reply	other threads:[~2013-04-15  3:57 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-04-14 18:36 [PATCHSET] " Tejun Heo
2013-04-14 18:36 ` [PATCH 1/4] cgroup: refactor hierarchy_id handling Tejun Heo
2013-04-14 18:36 ` [PATCH 2/4] cgroup: drop hierarchy_id_lock Tejun Heo
2013-04-14 18:36 ` [PATCH 3/4] cgroup: make hierarchy_id use cyclic idr Tejun Heo
2013-04-14 18:36 ` [PATCH 4/4] cgroup: implement task_cgroup_path_from_hierarchy() Tejun Heo
2013-04-14 19:16   ` Greg KH
2013-04-15  3:43   ` Li Zefan
2013-04-15  3:46     ` Tejun Heo
2013-04-15  3:48       ` Tejun Heo
2013-04-15  3:49       ` Li Zefan
2013-04-15  3:57         ` Tejun Heo [this message]
2013-04-15  3:50   ` [PATCH UPDATED " Tejun Heo
2013-04-15  3:22 ` [PATCHSET] " Tejun Heo
2013-04-15  3:43 ` Li Zefan
2013-05-14 18:45 ` Tejun Heo

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