From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753965Ab0LTCA4 (ORCPT ); Sun, 19 Dec 2010 21:00:56 -0500 Received: from fgwmail5.fujitsu.co.jp ([192.51.44.35]:39788 "EHLO fgwmail5.fujitsu.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753388Ab0LTCAz (ORCPT ); Sun, 19 Dec 2010 21:00:55 -0500 X-SecurityPolicyCheck-FJ: OK by FujitsuOutboundMailChecker v1.3.1 Date: Mon, 20 Dec 2010 10:55:07 +0900 From: KAMEZAWA Hiroyuki To: Minchan Kim Cc: Andrew Morton , linux-mm , LKML Subject: Re: [RFC 4/5] swap: Remove unnecessary page release Message-Id: <20101220105507.cb7ebb88.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <7b8f65cb0e08556bdb48c459cb1f72500f6aa61d.1292604746.git.minchan.kim@gmail.com> References: <7b8f65cb0e08556bdb48c459cb1f72500f6aa61d.1292604746.git.minchan.kim@gmail.com> Organization: FUJITSU Co. LTD. X-Mailer: Sylpheed 3.0.3 (GTK+ 2.10.14; i686-pc-mingw32) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 18 Dec 2010 02:13:39 +0900 Minchan Kim wrote: > This patch series changes remove_from_page_cache's page ref counting > rule. page cache ref count is decreased in remove_from_page_cache. > So we don't need call again in caller context. > > Cc:Hugh Dickins > Cc: linux-mm@kvack.org > Signed-off-by: Minchan Kim Reviewed-by: KAMEZAWA Hiroyuki