From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751068AbXCETzJ (ORCPT ); Mon, 5 Mar 2007 14:55:09 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751090AbXCETzJ (ORCPT ); Mon, 5 Mar 2007 14:55:09 -0500 Received: from cantor2.suse.de ([195.135.220.15]:48490 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751068AbXCETzH (ORCPT ); Mon, 5 Mar 2007 14:55:07 -0500 From: Andi Kleen Organization: SUSE Linux Products GmbH, Nuernberg, GF: Markus Rex, HRB 16746 (AG Nuernberg) To: Len Brown Subject: Re: [patch] disable NMI watchdog by default Date: Mon, 5 Mar 2007 20:54:45 +0100 User-Agent: KMail/1.9.5 Cc: Ingo Molnar , Linus Torvalds , Andrew Morton , linux-kernel@vger.kernel.org, Arjan van de Ven , Adrian Bunk , Alan Cox References: <20070305122011.GA16133@elte.hu> <200703051242.45635.lenb@kernel.org> In-Reply-To: <200703051242.45635.lenb@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200703052054.45292.ak@suse.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Monday 05 March 2007 18:42, Len Brown wrote: > On Monday 05 March 2007 07:20, Ingo Molnar wrote: > > > > Linus, > > > > Andrew sent the patch below (which is now months old and has been in -mm > > for some time) towards Andi's tree 4 weeks ago, but apparently it fell > > into a black hole there - the patch is still not upstream! > > > > This is a must-have for v2.6.21 > > I agree. > There are multiple machines not booting because of nmi_watchdog. > Some of them are documented here: > http://bugzilla.kernel.org/show_bug.cgi?id=7839 > > We used to think this was the "nolapic" bug, > but it is actually the "nmi_watchdog=0" bug. I thought that one was worked around by Ingo's patch to not do nmi watchdog during ACPI methods, wasn't it? -Andi