Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932362AbWE3RlV (ORCPT ); Tue, 30 May 2006 13:41:21 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932363AbWE3RlV (ORCPT ); Tue, 30 May 2006 13:41:21 -0400 Received: from gold.veritas.com ([143.127.12.110]:4209 "EHLO gold.veritas.com") by vger.kernel.org with ESMTP id S932362AbWE3RlV (ORCPT ); Tue, 30 May 2006 13:41:21 -0400 X-IronPort-AV: i="4.05,190,1146466800"; d="scan'208"; a="60016096:sNHT29784528" Date: Tue, 30 May 2006 18:41:13 +0100 (BST) From: Hugh Dickins X-X-Sender: hugh@blonde.wat.veritas.com To: Christoph Lameter cc: David Howells , Peter Zijlstra , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Andrew Morton , Christoph Lameter , Martin Bligh , Nick Piggin , Linus Torvalds Subject: Re: [PATCH 1/3] mm: tracking shared dirty pages In-Reply-To: Message-ID: References: <20060525135534.20941.91650.sendpatchset@lappy> <20060525135555.20941.36612.sendpatchset@lappy> <24747.1148653985@warthog.cambridge.redhat.com> <12042.1148976035@warthog.cambridge.redhat.com> <7966.1149006374@warthog.cambridge.redhat.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-OriginalArrivalTime: 30 May 2006 17:41:20.0684 (UTC) FILETIME=[431B3EC0:01C68410] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1000 Lines: 22 On Tue, 30 May 2006, Christoph Lameter wrote: > On Tue, 30 May 2006, Hugh Dickins wrote: > > > Your original question, whether they could be combined, was a good one; > > and I hoped you'd be right. But I agree with David, they cannot, unless > > we sacrifice the guarantee that one or the other is there to give. It's > > much like the relationship between ->prepare_write and ->commit_write. > > Ok, so separate patch sets? They are separate patch sets (and rc5-mm1 has David's without Peter's). But they trample on nearby areas and share infrastructure, so I'm happy that they're looked at together. Peter has helpfully arranged his to go on top of David's: that can be reversed later if it's decided that Peter's is wanted but David's not. Hugh - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/