linux-kernel - Re: [PATCH v3 03/21] memcg: fix page_referencies cgroup filter on global reclaim

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Message-Id: <20120228091337.7d227a0e.kamezawa.hiroyu@jp.fujitsu.com>
Date:	Tue, 28 Feb 2012 09:13:37 +0900
From:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To:	Konstantin Khlebnikov <khlebnikov@...nvz.org>
Cc:	Hugh Dickins <hughd@...gle.com>, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, Johannes Weiner <hannes@...xchg.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andi Kleen <andi@...stfloor.org>
Subject: Re: [PATCH v3 03/21] memcg: fix page_referencies cgroup filter on
 global reclaim

On Thu, 23 Feb 2012 17:51:51 +0400
Konstantin Khlebnikov <khlebnikov@...nvz.org> wrote:

> Global memory reclaimer shouldn't skip any page referencies.
> 
> This patch pass sc->target_mem_cgroup into page_referenced().
> On global memory reclaim it always NULL, so we will account all.
> Cgroup reclaimer will account only referencies from target cgroup and its childs.
> 
> Signed-off-by: Konstantin Khlebnikov <khlebnikov@...nvz.org>

seems nice to me.

Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>

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