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Message-ID: <1331590938.18960.57.camel@twins>
Subject: Re: [RFD] cgroup: about multiple hierarchies
From: Peter Zijlstra <peterz@infradead.org>
To: Tejun Heo <tj@kernel.org>
Cc: Li Zefan <lizf@cn.fujitsu.com>, containers@lists.linux-foundation.org,
        cgroups@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>,
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        Frederic Weisbecker <fweisbec@gmail.com>, linux-kernel@vger.kernel.org,
        Vivek Goyal <vgoyal@redhat.com>, Michal Schmidt <mschmidt@redhat.com>
Date: Mon, 12 Mar 2012 23:22:18 +0100
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On Mon, 2012-03-12 at 15:10 -0700, Tejun Heo wrote:
> 
> * How to map controllers which aren't aware of full hierarchy is still
>   an open question but I'm still standing by one active node on any
>   root-to-leaf path w/ root group serving as the special rest group. 

What does this mean?