From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760697AbYETG5V (ORCPT ); Tue, 20 May 2008 02:57:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754076AbYETG5L (ORCPT ); Tue, 20 May 2008 02:57:11 -0400 Received: from relay.2ka.mipt.ru ([194.85.82.65]:41087 "EHLO 2ka.mipt.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754006AbYETG5J (ORCPT ); Tue, 20 May 2008 02:57:09 -0400 Date: Tue, 20 May 2008 10:56:23 +0400 From: Evgeniy Polyakov To: David Chinner Cc: Christoph Lameter , akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, Mel Gorman , andi@firstfloor.org, Rik van Riel , Pekka Enberg , mpm@selenic.com Subject: Re: [patch 10/21] buffer heads: Support slab defrag Message-ID: <20080520065622.GA13968@2ka.mipt.ru> References: <20080510030831.796641881@sgi.com> <20080510030916.935905242@sgi.com> <20080512002403.GP103491721@sgi.com> <20080515231045.GY155679365@sgi.com> <20080519054554.GY103491721@sgi.com> <20080520002503.GC173056135@sgi.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20080520002503.GC173056135@sgi.com> User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, May 20, 2008 at 10:25:03AM +1000, David Chinner (dgc@sgi.com) wrote: > + filemap_fdatawrite_range(mapping, start, end); > > Where [start,end] span page->index and are is large enough > to get a substantial sized I/O to disk (say at least SWAP_CLUSTER_MAX > pages, preferrably larger for 4k page size machines). Or just sync_inode(). -- Evgeniy Polyakov