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Date: Thu, 28 Oct 2010 10:10:53 +0900
From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Subject: Re: [PATCH 2/2] mm: vmstat: Use a single setter function and
 callback for adjusting percpu thresholds
Message-Id: <20101028101053.f68ad2c4.kamezawa.hiroyu@jp.fujitsu.com>
In-Reply-To: <1288169256-7174-3-git-send-email-mel@csn.ul.ie>
References: <1288169256-7174-1-git-send-email-mel@csn.ul.ie>
	<1288169256-7174-3-git-send-email-mel@csn.ul.ie>
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Sender: owner-linux-mm@kvack.org
To: Mel Gorman <mel@csn.ul.ie>
Cc: Andrew Morton <akpm@linux-foundation.org>, Shaohua Li <shaohua.li@intel.com>, KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>, Christoph Lameter <cl@linux.com>, David Rientjes <rientjes@google.com>, LKML <linux-kernel@vger.kernel.org>, Linux-MM <linux-mm@kvack.org>
List-ID: <linux-mm.kvack.org>

On Wed, 27 Oct 2010 09:47:36 +0100
Mel Gorman <mel@csn.ul.ie> wrote:

> reduce_pgdat_percpu_threshold() and restore_pgdat_percpu_threshold()
> exist to adjust the per-cpu vmstat thresholds while kswapd is awake to
> avoid errors due to counter drift. The functions duplicate some code so
> this patch replaces them with a single set_pgdat_percpu_threshold() that
> takes a callback function to calculate the desired threshold as a
> parameter.
> 
> Signed-off-by: Mel Gorman <mel@csn.ul.ie>

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


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