From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753938AbYIZOXp (ORCPT ); Fri, 26 Sep 2008 10:23:45 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752367AbYIZOXh (ORCPT ); Fri, 26 Sep 2008 10:23:37 -0400 Received: from mail.suse.de ([195.135.220.2]:34411 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751658AbYIZOXh (ORCPT ); Fri, 26 Sep 2008 10:23:37 -0400 Date: Fri, 26 Sep 2008 16:23:34 +0200 From: Karsten Keil To: LKML Subject: Re: e1000e NVM corruption issue status Message-ID: <20080926142334.GA554@pingi.kke.suse.de> References: <987CEB09A2567F4A963E1E226364E2D33A685B4B@orsmsx418.amr.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Organization: SuSE Linux AG X-Operating-System: Linux 2.6.16.60-0.27-smp x86_64 User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Sep 25, 2008 at 07:01:21PM -0700, Brandeburg, Jesse wrote: > > We have a series of kernel patches that I will reply to this mail with > > that may help users willing to test. > > this is the current set of patches that I have to help us debug > and/or fix e1000e issues found during this debug effort for > the corrupt NVM. the "drop stats lock" - "reset swflag" patches allow > Thomas' patch for a mutex in the SWFLAG acquire function to run without > any errors. > > the patches are not probably production quality, but seem to work > for myself and thomas on at least a couple of machines. > > The non-debug aspects of the patches will likely be pushed later. > > At this point I do not believe any of these patches will fix the > NVM corruption issue, but will add to the ability of any tester > to help find the issue, and reduce the chance that it is any issue we > (now) know about. > A kernel with this these patches load the e1000e driver fine on a test machine which has a OK NVM checksum. But it freeze on one machine which has a wrong checksum. On this machine the NVM seems to be OK, but the NVM valid bit is cleared. If I would set this bit, the NVM checksum would be OK again. This is the T61 notebook which did show this error after openSUSE 11.1 Beta1 install after a reboot during X setup. -- Karsten Keil SuSE Labs ISDN and VOIP development SUSE LINUX Products GmbH, Maxfeldstr.5 90409 Nuernberg, GF: Markus Rex, HRB 16746 (AG Nuernberg)