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Message-ID: <28c262361002111839t291b8ac2xdb9b89b354a115e0@mail.gmail.com>
Date:	Fri, 12 Feb 2010 11:39:35 +0900
From:	Minchan Kim <minchan.kim@...il.com>
To:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
Cc:	"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>, stable@...nel.org,
	rientjes@...gle.com,
	"balbir@...ux.vnet.ibm.com" <balbir@...ux.vnet.ibm.com>,
	"nishimura@....nes.nec.co.jp" <nishimura@....nes.nec.co.jp>
Subject: Re: [BUGFIX][PATCH] memcg: fix oom killing a child process in an 
	other cgroup

On Fri, Feb 12, 2010 at 10:53 AM, KAMEZAWA Hiroyuki
<kamezawa.hiroyu@...fujitsu.com> wrote:
> This patch itself is againt mmotm-Feb10 but can be applied to 2.6.32.8
> without problem.
>
> ==
> From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
>
> Now, oom-killer is memcg aware and it finds the worst process from
> processes under memcg(s) in oom. Then, it kills victim's child at first.
> It may kill a child in other cgroup and may not be any help for recovery.
> And it will break the assumption users have...
>
> This patch fixes it.
>
> CC: stable@...nel.org
> CC: Minchan Kim <minchan.kim@...il.com>
> CC: Balbir Singh <balbir@...ux.vnet.ibm.com>
> CC: Daisuke Nishimura <nishimura@....nes.nec.co.jp>
> Acked-by: David Rientjes <rientjes@...gle.com>
> Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
Reviewed-by: Minchan Kim <minchan.kim@...il.com>

Sorry for noise, Kame.

-- 
Kind regards,
Minchan Kim
--
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