Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756125AbXEXWNy (ORCPT ); Thu, 24 May 2007 18:13:54 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752460AbXEXWNp (ORCPT ); Thu, 24 May 2007 18:13:45 -0400 Received: from mga02.intel.com ([134.134.136.20]:17680 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750699AbXEXWNo (ORCPT ); Thu, 24 May 2007 18:13:44 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.14,575,1170662400"; d="scan'208";a="247023087" Message-ID: <46560E04.2090500@intel.com> Date: Thu, 24 May 2007 15:13:24 -0700 From: "Kok, Auke" User-Agent: Thunderbird 2.0.0.0 (X11/20070420) MIME-Version: 1.0 To: Henrique de Moraes Holschuh CC: Miklos Szeredi , linux-kernel@vger.kernel.org, mingo@elte.hu, linux-acpi@vger.kernel.org Subject: Re: [BUG] long freezes on thinkpad t60 References: <20070524220816.GC23214@khazad-dum.debian.net> In-Reply-To: <20070524220816.GC23214@khazad-dum.debian.net> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 24 May 2007 22:13:43.0030 (UTC) FILETIME=[CA339960:01C79E50] Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 758 Lines: 19 Henrique de Moraes Holschuh wrote: > On Thu, 24 May 2007, Miklos Szeredi wrote: >> Tried nmi_watchdog=1, but then the machine locks up hard shortly after >> boot. > > NMIs in some thinkpads are bad trouble, they lock up the blasted IBM/Lenovo > SMBIOS if they happen to hit it while it is servicing a SMI, and thinkpads > do SMIs like crazy. there's also a L1 ASPM issue with the e1000 chipset in the way (for T60/X60 only). Make sure you are using 2.6.21 or newer. See netdev archives for more on that. Auke - 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/