From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933057AbXCMKPP (ORCPT ); Tue, 13 Mar 2007 06:15:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933012AbXCMKPP (ORCPT ); Tue, 13 Mar 2007 06:15:15 -0400 Received: from mx1.redhat.com ([66.187.233.31]:60809 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753213AbXCMKPN (ORCPT ); Tue, 13 Mar 2007 06:15:13 -0400 From: David Howells In-Reply-To: <200703121650.35699.rgetz@blackfin.uclinux.org> References: <200703121650.35699.rgetz@blackfin.uclinux.org> <3378.1173204813@redhat.com> <29317.1172931029@redhat.com> <12852.1173449522@redhat.com> To: Robin Getz Cc: Hugh Dickins , bryan.wu@analog.com, Robin Holt , "Kawai, Hidehiro" , Andrew Morton , kernel list , Pavel Machek , Alan Cox , Masami Hiramatsu , sugita , Satoshi OSHIMA , haoki@redhat.com, Bernd Schmidt Subject: Re: Move to unshared VMAs in NOMMU mode? X-Mailer: MH-E 8.0; nmh 1.1; GNU Emacs 22.0.50 Date: Tue, 13 Mar 2007 10:14:15 +0000 Message-ID: <1161.1173780855@redhat.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Robin Getz wrote: > We (noMMU) folks need to have special code anyway - so why not put it there, > and try not to increase memory footprint? I'd like to have the drivers and filesystems need to know as little as possible about whether they're working in MMU-mode or NOMMU-mode - for the most part such knowledge should be unnecessary. Additionally, I'd rather not put special case code in the generic parts of the NOMMU code. David