From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932421Ab1JXOOl (ORCPT ); Mon, 24 Oct 2011 10:14:41 -0400 Received: from lo.gmane.org ([80.91.229.12]:35397 "EHLO lo.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932171Ab1JXOOk (ORCPT ); Mon, 24 Oct 2011 10:14:40 -0400 X-Injected-Via-Gmane: http://gmane.org/ To: linux-kernel@vger.kernel.org From: =?ISO-8859-15?Q?Sven_K=F6hler?= Subject: dmesg full of DMAR errors Date: Mon, 24 Oct 2011 16:17:37 +0200 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 8bit X-Complaints-To: usenet@dough.gmane.org X-Gmane-NNTP-Posting-Host: 31-18-94-5-dynip.superkabel.de User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:7.0.1) Gecko/20111016 Thunderbird/7.0.1 X-Enigmail-Version: 1.4a1pre Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, I'm facing the same problems as described in https://bugzilla.redhat.com/show_bug.cgi?id=605888 I'm not sure what the conclusion of the bugzilla discussion is: 1) you decided to not workaround the bug and I should disable VT-d instead 2) you decided to workaround the bug by blacklisting device IDs The messages are: DMAR:[DMA Read] Request device [04:00.0] fault addr fffff000 DRHD: handling fault status reg 2 The devices in question are: 04:00.0 SD Host controller: Ricoh Co Ltd MMC/SD Host Controller (rev 03) 04:00.4 FireWire (IEEE 1394): Ricoh Co Ltd FireWire Host Controller (rev 03) or 04:00.0 0805: 1180:e822 (rev 03) 04:00.4 0c00: 1180:e832 (rev 03) Product ID 0xe832 is not mentioned in the bug. Maybe it has not been blacklisted if you went for (2)? Regards, Sven Köhler