From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753533Ab1ECOvE (ORCPT ); Tue, 3 May 2011 10:51:04 -0400 Received: from mx1.redhat.com ([209.132.183.28]:62193 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753330Ab1ECOvB (ORCPT ); Tue, 3 May 2011 10:51:01 -0400 Message-ID: <4DC0162A.8020505@redhat.com> Date: Tue, 03 May 2011 10:50:18 -0400 From: Rik van Riel User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.15) Gecko/20110307 Fedora/3.1.9-0.38.b3pre.fc13 Lightning/1.0b3pre Thunderbird/3.1.9 MIME-Version: 1.0 To: Minchan Kim CC: Andrew Morton , linux-mm , LKML , KAMEZAWA Hiroyuki , Johannes Weiner , KOSAKI Motohiro , Mel Gorman , Ying Han Subject: Re: [PATCH v2 2/2] Filter unevictable page out in deactivate_page References: <60486ca121ee8f526a0046f47384579e465bb59e.1304433952.git.minchan.kim@gmail.com> In-Reply-To: <60486ca121ee8f526a0046f47384579e465bb59e.1304433952.git.minchan.kim@gmail.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 05/03/2011 10:48 AM, Minchan Kim wrote: > It's pointless that deactive_page's pagevec operation about > unevictable page as it's nop. > This patch removes unnecessary overhead which might be a bit problem > in case that there are many unevictable page in system(ex, mprotect workload) > > Reviewed-by: KOSAKI Motohiro > Signed-off-by: Minchan Kim Reviewed-by: Rik van Riel -- All rights reversed