From: Li Zefan <lizefan-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
Subject: Re: [PATCH 5/8] memcg: convert to use cgroup->id
Date: Tue, 9 Apr 2013 11:02:20 +0800
Message-ID: <516384BC.7040302@huawei.com>
References: <51627DA9.7020507@huawei.com> <51627E33.4090107@huawei.com> <20130408145702.GM17178@dhcp22.suse.cz>
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To: Michal Hocko <mhocko-AlSwsSmVLrQ@public.gmane.org>
Cc: Andrew Morton <akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org>, Tejun Heo <tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Glauber Costa <glommer-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org>, KAMEZAWA Hiroyuki <kamezawa.hiroyu-+CUm20s59erQFUHtdCDX3A@public.gmane.org>, Johannes Weiner <hannes-druUgvl0LCNAfugRpC6u6w@public.gmane.org>, LKML <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, Cgroups <cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org

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-hv44wF8Li93QT0dZR+AlfA@public.gmane.org>
> 
> 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.

> The patch on its own looks good.
> 
> Acked-by: Michal Hocko <mhocko-AlSwsSmVLrQ@public.gmane.org>