From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422667AbXCGJfb (ORCPT ); Wed, 7 Mar 2007 04:35:31 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1422670AbXCGJfb (ORCPT ); Wed, 7 Mar 2007 04:35:31 -0500 Received: from mx2.mail.elte.hu ([157.181.151.9]:43629 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1422667AbXCGJfa (ORCPT ); Wed, 7 Mar 2007 04:35:30 -0500 Date: Wed, 7 Mar 2007 10:35:18 +0100 From: Ingo Molnar To: Bill Irwin , Nick Piggin , Andrew Morton , Linux Memory Management , Linux Kernel , Benjamin Herrenschmidt Subject: Re: [patch 4/6] mm: merge populate and nopage into fault (fixes nonlinear) Message-ID: <20070307093518.GB8424@elte.hu> References: <20070221023656.6306.246.sendpatchset@linux.site> <20070221023735.6306.83373.sendpatchset@linux.site> <20070306225101.f393632c.akpm@linux-foundation.org> <20070307070853.GB15877@wotan.suse.de> <20070307081948.GA9563@wotan.suse.de> <20070307082755.GA25733@elte.hu> <20070307085944.GA17433@wotan.suse.de> <20070307092252.GA6499@elte.hu> <20070307093208.GK18774@holomorphy.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070307093208.GK18774@holomorphy.com> User-Agent: Mutt/1.4.2.2i X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -2.0 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.0 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.0.3 -2.0 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org * Bill Irwin wrote: > * Nick Piggin wrote: > >> After these patches, I don't think there is too much burden. The main > >> thing left really is just the objrmap stuff, but that is just handled > >> with a minimal 'dumb' algorithm that doesn't cost much. > > On Wed, Mar 07, 2007 at 10:22:52AM +0100, Ingo Molnar wrote: > > ok. What do you think about the sys_remap_file_pages_prot() thing that > > Paolo has done in a nicely split up form - does that complicate things > > in any fundamental way? That is what is useful to UML. > > Oracle would love it. You don't want to know how far back I've been > asked to backport that. ok, cool! Then the first step would be for you to talk to Paolo and to pick up the patches, review them, nurse it in -mm, etc. Suffering in silence is just a pointless act of masochism, not an efficient upstream-merge tactic ;-) Ingo