From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1763157AbYEHAEn (ORCPT ); Wed, 7 May 2008 20:04:43 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1761205AbYEHAE3 (ORCPT ); Wed, 7 May 2008 20:04:29 -0400 Received: from terminus.zytor.com ([198.137.202.10]:48252 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1761132AbYEHAE2 (ORCPT ); Wed, 7 May 2008 20:04:28 -0400 Message-ID: <48224361.5080102@zytor.com> Date: Wed, 07 May 2008 17:03:45 -0700 From: "H. Peter Anvin" User-Agent: Thunderbird 2.0.0.12 (X11/20080226) MIME-Version: 1.0 To: Rene Herman CC: Thomas Gleixner , Adrian Bunk , Yinghai Lu , Ingo Molnar , Linux Kernel , torvalds@linux-foundation.org, akpm@linux-foundation.org, Pavel Machek Subject: Re: 2.6.26, PAT and AMD family 6 References: <48210A71.1060409@keyaccess.nl> <86802c440805061939q39ff5500h3c9e229ecbc6b2e6@mail.gmail.com> <20080507124650.GD29935@cs181133002.pp.htv.fi> <48221AE3.6020602@keyaccess.nl> <482233F0.7040000@zytor.com> <48224318.8020209@keyaccess.nl> In-Reply-To: <48224318.8020209@keyaccess.nl> Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Rene Herman wrote: >> >> Okay, that is utter nonsense. /proc/cpuinfo has always been, and will >> always be, the CPU *AS THE KERNEL SEES IT*. If you want something >> else, use x86info(1). > > What a lovely way of syncing reality with your definitions. The kernel > _does_ see that my CPU features PAT, it just refuses to use it because > it doesn't trust it enough. Vital difference. Maybe not to the kernel, > but definitely to me, the user. /proc/cpuinfo is a user interface. > No, /proc/cpuinfo is informing the user about the kernel's view of the CPU. It has always been the "cooked" view of CPUID, whether or not you like it. -hpa