From mboxrd@z Thu Jan  1 00:00:00 1970
From: Glauber Costa <glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>
Subject: Re: [PATCH 00/10] cgroups: Task counter subsystem v6
Date: Thu, 3 Nov 2011 15:06:11 -0200
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To: Paul Menage <paul-inf54ven1CmVyaH7bEyXVA@public.gmane.org>
Cc: Aditya Kali <adityakali-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>, Kay Sievers <kay.sievers-tD+1rO4QERM@public.gmane.org>, Tim Hockin <thockin-Rl2oBbRerpQdnm+yROfE0A@public.gmane.org>, Frederic Weisbecker <fweisbec-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, Containers <containers-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org>, Johannes Weiner <hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org>, LKML <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, Oleg Nesterov <oleg-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>, Glauber Costa <glommer-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Andrew Morton <akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>, Paul Turner <pjt-hpIqsD4AKlfQT0dZR+AlfA@public.gmane.org>
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On 11/03/2011 03:02 PM, Paul Menage wrote:
> On Thu, Nov 3, 2011 at 9:58 AM, Glauber Costa<glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>  wrote:
>>
>> Because you are controlling tasks, and tasks are the main building block of
>> all cgroups, I think you should at least consider either using
>> a cgroup property,
>
> I don't see how making it a core cgroup property would remove the need
> to walk the hierarchy.
>
Sorry if I wasn't clear: It removes the need to walk multiple 
independent hierarchies. The walk is done only once.