linux-kernel - Re: [patch -mmotm] mm: introduce oom_adj

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Message-ID: <6599ad830907271747v578fb78cna2d43856f8fba7c@mail.gmail.com>
Date:	Mon, 27 Jul 2009 17:47:35 -0700
From:	Paul Menage <menage@...gle.com>
To:	David Rientjes <rientjes@...gle.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Rik van Riel <riel@...hat.com>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [patch -mmotm] mm: introduce oom_adj_child

On Mon, Jul 27, 2009 at 5:45 PM, David Rientjes<rientjes@...gle.com> wrote:
> On Mon, 27 Jul 2009, Paul Menage wrote:
>
>> > Ok, we can allow oom_adj_child to be less than oom_adj for
>> > CAP_SYS_RESOURCE.
>>
>> Sounds fine to me, since you already need CAP_SYS_RESOURCE to set
>> oom_adj anyway. But actually, shouldn't you just be requiring
>> CAP_SYS_RESOURCE to set oom_adj_child at all?
>>
>
> Tasks can elevate their own oom_adj value without that capability.

OK, I see that changed since 2.6.18.

Paul
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