From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail143.messagelabs.com (mail143.messagelabs.com [216.82.254.35]) by kanga.kvack.org (Postfix) with SMTP id 97F3A6B004F for ; Wed, 7 Oct 2009 15:33:11 -0400 (EDT) Message-ID: <4ACCECD4.1050509@redhat.com> Date: Wed, 07 Oct 2009 15:32:36 -0400 From: Rik van Riel MIME-Version: 1.0 Subject: Re: [patch] mm: order evictable rescue in LRU putback References: <1254940610-27324-1-git-send-email-hannes@cmpxchg.org> In-Reply-To: <1254940610-27324-1-git-send-email-hannes@cmpxchg.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org To: Johannes Weiner Cc: Andrew Morton , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Hugh Dickins , Mel Gorman , Lee Schermerhorn , Peter Zijlstra List-ID: Johannes Weiner wrote: > This patch adds an explicit full barrier to force ordering between > SetPageLRU() and PageMlocked() so that either one of the competitors > rescues the page. > > Signed-off-by: Johannes Weiner > Reviewed-by: KOSAKI Motohiro > Cc: Hugh Dickins > Cc: Mel Gorman > Cc: Lee Schermerhorn > Cc: Peter Zijlstra Reviewed-by: Rik van Riel -- All rights reversed. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org