From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1422639AbXCGJLf (ORCPT ); Wed, 7 Mar 2007 04:11:35 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1422637AbXCGJLf (ORCPT ); Wed, 7 Mar 2007 04:11:35 -0500 Received: from mail.suse.de ([195.135.220.2]:36307 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1422639AbXCGJLe (ORCPT ); Wed, 7 Mar 2007 04:11:34 -0500 Date: Wed, 7 Mar 2007 10:11:32 +0100 From: Nick Piggin To: Ingo Molnar Cc: 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: <20070307091132.GB17433@wotan.suse.de> 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> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20070307085944.GA17433@wotan.suse.de> User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Mar 07, 2007 at 09:59:44AM +0100, Nick Piggin wrote: > Apart from a handful of trivial if (pte_file()) cases throughout mm/, > our maintainance burden basically now amounts to the following patch. > Even the rmap.c change looks bigger than it is because I split out > the nonlinear unmapping code from try_to_unmap_file. Not too bad, eh? :) Oh, there is a bit more nonlinear mmap list manipulation I'd forgotten about too... makes things a little bit worse, but not too much.