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Date: Thu, 9 Sep 2010 12:04:48 +0900
From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To: Mel Gorman <mel@....ul.ie>
Cc: linux-mm@...ck.org, linux-fsdevel@...r.kernel.org,
Linux Kernel List <linux-kernel@...r.kernel.org>,
Rik van Riel <riel@...hat.com>,
Johannes Weiner <hannes@...xchg.org>,
Minchan Kim <minchan.kim@...il.com>,
Wu Fengguang <fengguang.wu@...el.com>,
Andrea Arcangeli <aarcange@...hat.com>,
KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
Dave Chinner <david@...morbit.com>,
Chris Mason <chris.mason@...cle.com>,
Christoph Hellwig <hch@....de>,
Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH 05/10] vmscan: Synchrounous lumpy reclaim use
lock_page() instead trylock_page()
On Mon, 6 Sep 2010 11:47:28 +0100
Mel Gorman <mel@....ul.ie> wrote:
> From: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
>
> With synchrounous lumpy reclaim, there is no reason to give up to reclaim
> pages even if page is locked. This patch uses lock_page() instead of
> trylock_page() in this case.
>
> Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
> Signed-off-by: Mel Gorman <mel@....ul.ie>
Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
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