linux-kernel - Re: [PATCH 5/8] memcg: convert to use cgroup->id

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Message-ID: <20130409064904.GD29860@dhcp22.suse.cz>
Date:	Tue, 9 Apr 2013 08:49:04 +0200
From:	Michal Hocko <mhocko@...e.cz>
To:	Li Zefan <lizefan@...wei.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Tejun Heo <tj@...nel.org>,
	Glauber Costa <glommer@...allels.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Johannes Weiner <hannes@...xchg.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Cgroups <cgroups@...r.kernel.org>, linux-mm@...ck.org
Subject: Re: [PATCH 5/8] memcg: convert to use cgroup->id

On Tue 09-04-13 11:02:20, Li Zefan wrote:
> On 2013/4/8 22:57, Michal Hocko wrote:
> > On Mon 08-04-13 16:22:11, Li Zefan wrote:
> >> This is a preparation to kill css_id.
> >>
> >> Signed-off-by: Li Zefan <lizefan@...wei.com>
> > 
> > This patch depends on the following patch, doesn't it? There is no
> > guarantee that id fits into short right now. Not such a big deal but
> > would be nicer to have that guarantee for bisectability.
> > 
> 
> Not necessary, because css_id still prevents us from creating too
> many cgroups.

Right you are.

Thanks
-- 
Michal Hocko
SUSE Labs
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