From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail138.messagelabs.com (mail138.messagelabs.com [216.82.249.35]) by kanga.kvack.org (Postfix) with ESMTP id 32B5E6B01B0 for ; Tue, 29 Jun 2010 10:46:37 -0400 (EDT) Date: Tue, 29 Jun 2010 16:44:43 +0200 From: Johannes Weiner Subject: Re: [PATCH 01/14] vmscan: Fix mapping use after free Message-ID: <20100629144443.GD10513@cmpxchg.org> References: <1277811288-5195-1-git-send-email-mel@csn.ul.ie> <1277811288-5195-2-git-send-email-mel@csn.ul.ie> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1277811288-5195-2-git-send-email-mel@csn.ul.ie> Sender: owner-linux-mm@kvack.org To: Mel Gorman Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org, Dave Chinner , Chris Mason , Nick Piggin , Rik van Riel , Christoph Hellwig , KAMEZAWA Hiroyuki , KOSAKI Motohiro , Andrew Morton , Andrea Arcangeli List-ID: On Tue, Jun 29, 2010 at 12:34:35PM +0100, Mel Gorman wrote: > From: Nick Piggin > > Use lock_page_nosync in handle_write_error as after writepage we have no > reference to the mapping when taking the page lock. > > Signed-off-by: Nick Piggin > Signed-off-by: Mel Gorman Reviewed-by: Johannes Weiner -- 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