linux-kernel - Re: [Workman-devel] cgroup: status-quo and userland efforts

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Message-ID: <20130628224310.GF18889@mtj.dyndns.org>
Date:	Fri, 28 Jun 2013 15:43:10 -0700
From:	Tejun Heo <tj@...nel.org>
To:	Serge Hallyn <serge.hallyn@...ntu.com>
Cc:	"Daniel P. Berrange" <berrange@...hat.com>,
	Vivek Goyal <vgoyal@...hat.com>,
	Tim Hockin <thockin@...kin.org>,
	Mike Galbraith <bitbucket@...ine.de>,
	Containers <containers@...ts.linux-foundation.org>,
	Kay Sievers <kay.sievers@...y.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	lpoetter <lpoetter@...hat.com>, Michal Hocko <mhocko@...e.cz>,
	"dhaval.giani" <dhaval.giani@...il.com>,
	Cgroups <cgroups@...r.kernel.org>,
	workman-devel <workman-devel@...hat.com>
Subject: Re: [Workman-devel] cgroup: status-quo and userland efforts

On Fri, Jun 28, 2013 at 05:40:53PM -0500, Serge Hallyn wrote:
> > The kernel can exposed a knob that would allow systemd to lock that
> > down
> 
> Gah - why would you give him that idea?  :)

That's one of the ideas I had from the beginning.

> But yes, I'd sort of assume that was coming, eventually.

But I think we'll probably settle with a mechanism to find out whether
someone else is touching the hierarchy, which will be generally useful
for other consumers of cgroup too.

Thanks.

-- 
tejun
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