linux-kernel - Re: [RFC PATCH] mm: introduce N_LRU_MEMORY to distinguish between normal and movable memory

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Date:	Tue, 14 Aug 2012 14:14:54 +0000
From:	Christoph Lameter <cl@...ux.com>
To:	Hanjun Guo <guohanjun@...wei.com>
cc:	Wu Jianguo <wujianguo@...wei.com>,
	Jiang Liu <jiang.liu@...wei.com>,
	Tony Luck <tony.luck@...el.com>,
	Pekka Enberg <penberg@...nel.org>,
	Matt Mackall <mpm@...enic.com>, Mel Gorman <mgorman@...e.de>,
	Yinghai Lu <yinghai@...nel.org>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	David Rientjes <rientjes@...gle.com>,
	Minchan Kim <minchan@...nel.org>,
	Keping Chen <chenkeping@...wei.com>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org, Jiang Liu <liuj97@...il.com>
Subject: Re: [RFC PATCH] mm: introduce N_LRU_MEMORY to distinguish between
 normal and movable memory

On Tue, 14 Aug 2012, Hanjun Guo wrote:

> N_NORMAL_MEMORY means !LRU allocs possible.

Ok. I am fine with that change. However this is a significant change that
needs to be mentioned prominently in the changelog and there need to be
some comments explaining the meaning of these flags clearly in the source.

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