linux-kernel - Re: [RFC] blk-cgroup: Allow creation of hierarchical cgroups

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Date:	Wed, 3 Nov 2010 09:26:07 -0400
From:	Vivek Goyal <vgoyal@...hat.com>
To:	Chad Talbott <ctalbott@...gle.com>
Cc:	Jens Axboe <jaxboe@...ionio.com>,
	linux kernel mailing list <linux-kernel@...r.kernel.org>,
	Gui Jianfeng <guijianfeng@...fujitsu.com>,
	Balbir Singh <balbir@...ux.vnet.ibm.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Li Zefan <lizf@...fujitsu.com>,
	Nauman Rafique <nauman@...gle.com>,
	"Daniel P. Berrange" <berrange@...hat.com>
Subject: Re: [RFC] blk-cgroup: Allow creation of hierarchical cgroups

On Tue, Nov 02, 2010 at 05:11:24PM -0700, Chad Talbott wrote:
> On Tue, Nov 2, 2010 at 3:20 PM, Vivek Goyal <vgoyal@...hat.com> wrote:
> > o Allow hierarchical cgroup creation for blkio controller
> 
> Vivek,
> 
> This patch looks fine, and we use similar code.  I'd be even more
> interested in directing effort at Gui's patchset that fully implements
> hierarchy.  If there are specific details that are blocking adoption
> of that code, let's address them.

Hi Chad,

My primary concern was re-organizing the code in such a way so that we
treat queues and groups at the same level. I think Gui is now addressing
those concerns.

I have detailed my concerns in this thread. (You are CCed though in the
thread).

http://lkml.org/lkml/2010/8/30/30

Thanks
Vivek
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