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Date: Wed, 15 Jul 2015 11:42:41 +0200
From: Michal Hocko <mhocko@kernel.org>
Subject: Re: [PATCH 2/4] oom: Do not invoke oom notifiers on sysrq+f
Message-ID: <20150715094240.GF5101@dhcp22.suse.cz>
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To: David Rientjes <rientjes@google.com>
Cc: Andrew Morton <akpm@linux-foundation.org>, Jakob Unterwurzacher <jakobunt@gmail.com>, linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>

On Tue 14-07-15 14:58:55, David Rientjes wrote:
> On Fri, 10 Jul 2015, Michal Hocko wrote:
> 
> > Shrinkers are there to reclaim and prevent from OOM. This API is a gray
> > zone. It looks generic method for the notification yet it allows to
> > prevent from oom killer. I can imagine somebody might abuse this
> > interface to implement OOM killer policies.
> > 
> > Anyway, I think it would be preferable to kill it altogether rather than
> > play with its placing. It will always be a questionable API.
> > 
> 
> Agreed.

In such a case it would be still good to fix the bug fixed by this
patch.

-- 
Michal Hocko
SUSE Labs

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