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Date: Wed, 3 Aug 2011 14:57:39 +0100
From: Mel Gorman <mgorman@suse.de>
Subject: Re: [PATCH 7/8] mm: vmscan: Immediately reclaim end-of-LRU dirty
	pages when writeback completes
Message-ID: <20110803135739.GK19099@suse.de>
References: <1311265730-5324-1-git-send-email-mgorman@suse.de>
	<1311265730-5324-8-git-send-email-mgorman@suse.de>
	<20110803112630.GE27199@redhat.com>
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To: Johannes Weiner <jweiner@redhat.com>
Cc: Rik van Riel <riel@redhat.com>, Jan Kara <jack@suse.cz>, LKML <linux-kernel@vger.kernel.org>, XFS <xfs@oss.sgi.com>, Christoph Hellwig <hch@infradead.org>, Linux-MM <linux-mm@kvack.org>, Minchan Kim <minchan.kim@gmail.com>, Wu Fengguang <fengguang.wu@intel.com>

On Wed, Aug 03, 2011 at 01:26:30PM +0200, Johannes Weiner wrote:
> On Thu, Jul 21, 2011 at 05:28:49PM +0100, Mel Gorman wrote:
> > When direct reclaim encounters a dirty page, it gets recycled around
> > the LRU for another cycle. This patch marks the page PageReclaim
> > similar to deactivate_page() so that the page gets reclaimed almost
> > immediately after the page gets cleaned. This is to avoid reclaiming
> > clean pages that are younger than a dirty page encountered at the
> > end of the LRU that might have been something like a use-once page.
> > 
> > Signed-off-by: Mel Gorman <mgorman@suse.de>
> 
> Apart from the naming of the counter (I like nr_reclaim_preferred),
> 

At the moment it's NR_VMSCAN_IMMEDIATE and the name visible in
/proc/vmstat is nr_vmscan_immediate_reclaim

> Acked-by: Johannes Weiner <jweiner@redhat.com>

Thanks.

-- 
Mel Gorman
SUSE Labs

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