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Date:	Tue, 7 Jun 2016 01:20:08 +0200
From:	Oleg Nesterov <>
To:	David Rientjes <>
Cc:	Michal Hocko <>,,
	Tetsuo Handa <>,
	Vladimir Davydov <>,
	Andrew Morton <>,
	LKML <>,
	Michal Hocko <>
Subject: Re: [PATCH 06/10] mm, oom: kill all tasks sharing the mm

On 06/06, David Rientjes wrote:
> > There is a potential race where we kill the oom disabled task which is
> > highly unlikely but possible. It would happen if __set_oom_adj raced
> > with select_bad_process and then it is OK to consider the old value or
> > with fork when it should be acceptable as well.
> > Let's add a little note to the log so that people would tell us that
> > this really happens in the real life and it matters.
> >
> We cannot kill oom disabled processes at all, little race or otherwise.

But this change doesn't really make it worse?


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