linux-kernel - Re: [PATCH v2 02/11] memcg: Reclaim when more than one page needed.

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Message-ID: <20120810173000.GB14591@dhcp22.suse.cz>
Date:	Fri, 10 Aug 2012 19:30:00 +0200
From:	Michal Hocko <mhocko@...e.cz>
To:	Glauber Costa <glommer@...allels.com>
Cc:	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	cgroups@...r.kernel.org, devel@...nvz.org,
	Johannes Weiner <hannes@...xchg.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	kamezawa.hiroyu@...fujitsu.com, Christoph Lameter <cl@...ux.com>,
	David Rientjes <rientjes@...gle.com>,
	Pekka Enberg <penberg@...nel.org>,
	Suleiman Souhlal <suleiman@...gle.com>
Subject: Re: [PATCH v2 02/11] memcg: Reclaim when more than one page needed.

On Thu 09-08-12 17:01:10, Glauber Costa wrote:
[...]
> For now retry up to COSTLY_ORDER (as page_alloc.c does) and make sure
> not to do it if __GFP_NORETRY.

Who is using __GFP_NORETRY for user backed memory (except for hugetlb
which has its own controller)?

-- 
Michal Hocko
SUSE Labs
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