linux-kernel - Re: [PATCH 00/10] cgroups: Task counter subsystem v6

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Message-ID: <4EB2CA03.7030601@parallels.com>
Date:	Thu, 3 Nov 2011 15:06:11 -0200
From:	Glauber Costa <glommer@...allels.com>
To:	Paul Menage <paul@...lmenage.org>
CC:	Frederic Weisbecker <fweisbec@...il.com>,
	Glauber Costa <glommer@...il.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Tim Hockin <thockin@...kin.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Li Zefan <lizf@...fujitsu.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Aditya Kali <adityakali@...gle.com>,
	Oleg Nesterov <oleg@...hat.com>,
	Kay Sievers <kay.sievers@...y.org>, Tejun Heo <tj@...nel.org>,
	"Kirill A. Shutemov" <kirill@...temov.name>,
	Containers <containers@...ts.linux-foundation.org>,
	Paul Turner <pjt@...gle.com>
Subject: Re: [PATCH 00/10] cgroups: Task counter subsystem v6

On 11/03/2011 03:02 PM, Paul Menage wrote:
> On Thu, Nov 3, 2011 at 9:58 AM, Glauber Costa<glommer@...allels.com>  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.


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