From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754321AbZHJMcb (ORCPT ); Mon, 10 Aug 2009 08:32:31 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754213AbZHJMca (ORCPT ); Mon, 10 Aug 2009 08:32:30 -0400 Received: from one.firstfloor.org ([213.235.205.2]:45867 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754181AbZHJMc3 (ORCPT ); Mon, 10 Aug 2009 08:32:29 -0400 Date: Mon, 10 Aug 2009 14:32:28 +0200 From: Andi Kleen To: Johannes Stezenbach Cc: Andi Kleen , x86@kernel.org, linux-kernel@vger.kernel.org, "Rafael J. Wysocki" Subject: Re: 2.6.31-rc5 regression: x86 MCE malfunction on Thinkpad T42p Message-ID: <20090810123228.GD6838@basil.fritz.box> References: <20090807170942.GB9177@sig21.net> <87k51cgdt8.fsf@basil.nowhere.org> <20090810122731.GA5863@sig21.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20090810122731.GA5863@sig21.net> User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > > The appended patch should remove the warning. Can you please test it? > > It works (no more warning), but I feel I'm better off using "lapic" Thanks for testing. > because it enables thermal monitoring and performance counters. When the BIOS doesn't enable it then force enabling lapic might not work. This could cause either boot failures (obvious) or more subtle problems like SMM doing something unexpected. Just saying that if you have strange problems later first try disabling this option again. -Andi -- ak@linux.intel.com -- Speaking for myself only.