From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263714AbUC3PVr (ORCPT ); Tue, 30 Mar 2004 10:21:47 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263719AbUC3PVr (ORCPT ); Tue, 30 Mar 2004 10:21:47 -0500 Received: from mta4.rcsntx.swbell.net ([151.164.30.28]:60363 "EHLO mta4.rcsntx.swbell.net") by vger.kernel.org with ESMTP id S263714AbUC3PV0 (ORCPT ); Tue, 30 Mar 2004 10:21:26 -0500 Message-ID: <001101c41669$0f7acde0$fc82c23f@pc21> From: "Ivan Godard" To: "Pavel Machek" , "Andi Kleen" Cc: References: <048e01c413b3_3c3cae60_fc82c23f@pc21.suse.lists.linux.kernel> <07b501c41502_48bd4d20_fc82c23f@pc21> <20040329011416.591ad315.ak@suse.de> <20040329153606.GA3084@openzaurus.ucw.cz> Subject: Re: Kernel support for peer-to-peer protection models... Date: Tue, 30 Mar 2004 07:09:41 -0800 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1158 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org ----- Original Message ----- From: "Pavel Machek" To: "Andi Kleen" Cc: "Ivan Godard" ; Sent: Monday, March 29, 2004 7:36 AM Subject: Re: Kernel support for peer-to-peer protection models... > Hi! > > > > > Overall it sounds like your architecture is not very well suited to > > > > run Linux. > > > > > > We believe we can adopt the Linux protection model (i.e. the 386 protection > > > model) with no more work than any other port to a new architectire (ahem). > > > > Just FYI - Linux has been ported to several architectures with similar SASOS > > capabilities in hardware (IA64 or ppc64 on iseries) and they have all opted to use > > an conventional protection model. > > > > It might be actually plus for Ivan: if ia64 and ppc64 benefit from > changes for mill, it makes them more acceptable. Interesting point. Although it's not clear how long ia64 will still exist. Remember the Alpha? Ivan