linux-kernel - Re: [PATCH] compaction: Remove mem_cgroup_del

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Message-Id: <20101208095932.7a9aa2e3.kamezawa.hiroyu@jp.fujitsu.com>
Date:	Wed, 8 Dec 2010 09:59:32 +0900
From:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To:	Minchan Kim <minchan.kim@...il.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-mm <linux-mm@...ck.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Balbir Singh <balbir@...ux.vnet.ibm.com>,
	Mel Gorman <mel@....ul.ie>
Subject: Re: [PATCH] compaction: Remove mem_cgroup_del_lru

On Wed,  8 Dec 2010 00:01:26 +0900
Minchan Kim <minchan.kim@...il.com> wrote:

> del_page_from_lru_list alreay called mem_cgroup_del_lru.
> So we need to call it again. It makes wrong stat of memcg and
> even happen VM_BUG_ON hit.
> 
> Cc: Balbir Singh <balbir@...ux.vnet.ibm.com>
> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
> Cc: Mel Gorman <mel@....ul.ie>
> Signed-off-by: Minchan Kim <minchan.kim@...il.com>

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

Thank you.


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