linux-kernel - Re: [PATCH] Fix race between oom kill and task exit

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Message-ID: <20131205172931.GA26018@redhat.com>
Date:	Thu, 5 Dec 2013 18:29:31 +0100
From:	Oleg Nesterov <oleg@...hat.com>
To:	David Rientjes <rientjes@...gle.com>
Cc:	Michal Hocko <mhocko@...e.cz>, William Dauchy <wdauchy@...il.com>,
	Johannes Weiner <hannes@...xchg.org>,
	"Ma, Xindong" <xindong.ma@...el.com>,
	"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
	"rusty@...tcorp.com.au" <rusty@...tcorp.com.au>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	"Tu, Xiaobing" <xiaobing.tu@...el.com>, azurIt <azurit@...ox.sk>,
	Sameer Nanda <snanda@...omium.org>
Subject: Re: [PATCH] Fix race between oom kill and task exit

On 12/04, David Rientjes wrote:
>
> On Mon, 2 Dec 2013, Oleg Nesterov wrote:
>
> > OK, I am going to send the initial fixes today. This means (I hope)
> > that we do not need this or Sameer's "[PATCH] mm, oom: Fix race when
> > selecting process to kill".
>
> Your v2 series looks good and I suspect anybody trying them doesn't have
> additional reports of the infinite loop?  Should they be marked for
> stable?

Unlikely...

I think the patch from Sameer makes more sense for stable as a temporary
(and obviously incomplete) fix.

Oleg.

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