Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755410AbZCLSYZ (ORCPT ); Thu, 12 Mar 2009 14:24:25 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752525AbZCLSYQ (ORCPT ); Thu, 12 Mar 2009 14:24:16 -0400 Received: from rv-out-0506.google.com ([209.85.198.232]:28151 "EHLO rv-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752130AbZCLSYP convert rfc822-to-8bit (ORCPT ); Thu, 12 Mar 2009 14:24:15 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type :content-transfer-encoding; b=EMVnv3sHK7gk1jsEJ4HNtnJLYMPlYqoWDaewFUr/7BD3LbhHOJX8VlH/zx8C+z9hER 290aI3GENROWZ9bLopqf7BicOY/Ve+7ILtRaX6ggzf6NuzXCl7Fn3aU/fM92xV8uW5iJ M51i1YRRU6o916xh3BVRifQ7rAAa5QLyaiGRI= MIME-Version: 1.0 In-Reply-To: <20090312114121.GF20716@alberich.amd.com> References: <20090311150027.GK10490@alberich.amd.com> <86802c440903120101o2a0c1ad0iec395c45f782078a@mail.gmail.com> <20090312114121.GF20716@alberich.amd.com> Date: Thu, 12 Mar 2009 11:24:12 -0700 X-Google-Sender-Auth: 8463451f0aaadd78 Message-ID: <86802c440903121124o10439dcdvf8b9fa0b37c62062@mail.gmail.com> Subject: Re: [PATCH] x86: mtrr: don't modify RdDram/WrDram bits of fixed MTRRs From: Yinghai Lu To: Andreas Herrmann Cc: Ingo Molnar , Thomas Gleixner , "H. Peter Anvin" , linux-kernel@vger.kernel.org, trenn@suse.de Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8BIT Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 880 Lines: 26 On Thu, Mar 12, 2009 at 4:41 AM, Andreas Herrmann wrote: > On Thu, Mar 12, 2009 at 01:01:26AM -0700, Yinghai Lu wrote: >> wonder if you could add one dmi check to tell the user that bios is >> buggy, ask vendor fixed BIOS >> and skip fixed mtrr sync. > > There seem to be several systems affected that do not hide > RdMem/WrMem bits from OS. > > ?(Causing Suspend/resume problem:) > - Acer Ferrari 1000 > - Acer Ferrari 5000 > ?(Causing kernel freeze:) > - Asus M51TR-AP003C notebook > - Asus M51Ta notebook > - Asus M3A-H/HDMI mobo they didn't run bios testsuite or bios testsuite miss that checking? YH -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/