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

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Message-ID: <20101208102936.GI5422@csn.ul.ie>
Date:	Wed, 8 Dec 2010 10:29:37 +0000
From:	Mel Gorman <mel@....ul.ie>
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>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
Subject: Re: [PATCH] compaction: Remove mem_cgroup_del_lru

On Wed, Dec 08, 2010 at 12:01:26AM +0900, Minchan Kim 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>

Thanks

Acked-by: Mel Gorman <mel@....ul.ie>

-- 
Mel Gorman
Part-time Phd Student                          Linux Technology Center
University of Limerick                         IBM Dublin Software Lab
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