From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261477AbUBUCHU (ORCPT ); Fri, 20 Feb 2004 21:07:20 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261481AbUBUCHU (ORCPT ); Fri, 20 Feb 2004 21:07:20 -0500 Received: from palrel13.hp.com ([156.153.255.238]:47079 "EHLO palrel13.hp.com") by vger.kernel.org with ESMTP id S261477AbUBUCHM (ORCPT ); Fri, 20 Feb 2004 21:07:12 -0500 From: David Mosberger MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-ID: <16438.48457.641361.533828@napali.hpl.hp.com> Date: Fri, 20 Feb 2004 18:07:05 -0800 To: Jes Sorensen Cc: Jeff Garzik , Bill Davidsen , David Mosberger-Tang , Linux Kernel Mailing List Subject: Re: [PATCH] Intel x86-64 support merge In-Reply-To: References: <1qK5k-7g2-67@gated-at.bofh.it> <1qK5k-7g2-69@gated-at.bofh.it> <1qK5k-7g2-71@gated-at.bofh.it> <1qK5k-7g2-73@gated-at.bofh.it> <1qK5k-7g2-65@gated-at.bofh.it> <40353382.8010505@tmr.com> <40358AC5.90103@pobox.com> X-Mailer: VM 7.18 under Emacs 21.3.1 Reply-To: davidm@hpl.hp.com X-URL: http://www.hpl.hp.com/personal/David_Mosberger/ Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org >>>>> On 20 Feb 2004 02:48:06 -0500, Jes Sorensen said: Jeff> I doubt Win64 bounces for 64-bit PCI hardware, but who knows... Jes> Just a shame they don't seem to care about performance and allowing Jes> one to issue SAC cycles when possible. Careful. You're assuming that the I/O MMU translation is free. Depending on many details, that may or may not be the case. The timing couldn't have been better: http://marc.theaimsgroup.com/?l=linux-ia64&m=107732581008944 Jes> Oh well, guess one just has to buy a real computer. That's always a good idea. --david