From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755313AbYIGIUs (ORCPT ); Sun, 7 Sep 2008 04:20:48 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752681AbYIGIUd (ORCPT ); Sun, 7 Sep 2008 04:20:33 -0400 Received: from casper.infradead.org ([85.118.1.10]:57969 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752668AbYIGIUb (ORCPT ); Sun, 7 Sep 2008 04:20:31 -0400 Subject: Re: [PATCH] Blacklist DMAR on Intel G31/G33 chipsets From: David Woodhouse To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, andi@firstfloor.org, arjan@infradead.org, torvalds@linux-foundation.org, sfr@canb.auug.org.au, Jesse Barnes In-Reply-To: <20080906154935.GD1774@elte.hu> References: <1220439231.2985.103.camel@pmac.infradead.org> <1220518477.2985.163.camel@pmac.infradead.org> <20080905183459.GC14258@elte.hu> <1220640430.2985.389.camel@pmac.infradead.org> <20080906154935.GD1774@elte.hu> Content-Type: text/plain Date: Sun, 07 Sep 2008 09:20:18 +0100 Message-Id: <1220775618.2985.408.camel@pmac.infradead.org> Mime-Version: 1.0 X-Mailer: Evolution 2.22.3.1 (2.22.3.1-1.fc9) Content-Transfer-Encoding: 7bit X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 2008-09-06 at 17:49 +0200, Ingo Molnar wrote: > Jesse's call obviously, but the DMI thing local to intel-iommu.c still > looks better to me in all regards. I'm no fan of DMI in general - it > just doesnt scale - but here a crappy BIOS gets punished with a DMI > quirk and that's OK. The DMI was my first choice too -- I was only trying to do it with PCI to keep Andi happy. There is a non-zero possibility that the same BIOS bug gets copied to other boards, I suppose -- but it's not exactly hard to add another board to the table if we find that to be the case. Shall I resubmit the original version to Linus again for 2.6.27, then? -- David Woodhouse Open Source Technology Centre David.Woodhouse@intel.com Intel Corporation