linux-kernel - Re: [PATCH 4/4] cgroup: implement task_cgroup_path_from

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Date:	Sun, 14 Apr 2013 20:57:20 -0700
From:	Tejun Heo <tj@...nel.org>
To:	Li Zefan <lizefan@...wei.com>
Cc:	containers@...ts.linux-foundation.org, cgroups@...r.kernel.org,
	linux-kernel@...r.kernel.org, kay@...y.org, greg@...ah.com,
	lennart@...ttering.net, daniel@...que.org
Subject: Re: [PATCH 4/4] cgroup: implement task_cgroup_path_from_hierarchy()

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
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