From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756819Ab2IZPE2 (ORCPT ); Wed, 26 Sep 2012 11:04:28 -0400 Received: from co1ehsobe006.messaging.microsoft.com ([216.32.180.189]:5658 "EHLO co1outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751455Ab2IZPE0 (ORCPT ); Wed, 26 Sep 2012 11:04:26 -0400 X-Forefront-Antispam-Report: CIP:163.181.249.108;KIP:(null);UIP:(null);IPV:NLI;H:ausb3twp01.amd.com;RD:none;EFVD:NLI X-SpamScore: -3 X-BigFish: VPS-3(zz98dI4015Izz1202h1d1ah1d2ahzz15d4Iz2dh668h839h944hd25he5bhf0ah11b5h121eh1220h1288h12a5h12a9h12bdh137ah13b6h1155h) X-WSS-ID: 0MAYPV5-01-7DU-02 X-M-MSG: Date: Wed, 26 Sep 2012 17:04:07 +0200 From: "Roedel, Joerg" To: Alex Williamson CC: Florian Dazinger , , iommu Subject: Re: 3.6-rc7 boot crash + bisection Message-ID: <20120926150407.GD10549@amd.com> References: <20120924210348.5f50677b@brain.lan> <1348597970.28860.114.camel@bling.home> <20120925205420.0a07dea2@brain.lan> <1348602226.28860.132.camel@bling.home> <20120926010154.49cc2588@brain.lan> <20120926144345.GC10549@amd.com> <1348671121.28860.186.camel@bling.home> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <1348671121.28860.186.camel@bling.home> User-Agent: Mutt/1.5.21 (2010-09-15) X-OriginatorOrg: amd.com Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Sep 26, 2012 at 08:52:01AM -0600, Alex Williamson wrote: > Assuming this works, it may be ok as a 3.7 fix, but if there was > actually more than one device behind the alias we'd expose them as > separate iommu groups. I don't think that's what we want. Maybe it > should at least get a pr_warn. Thanks, True, we need something more generic as the real fix. When Florian reports success I'll try to get this still into 3.6, otherwise to -stable. Joerg -- AMD Operating System Research Center Advanced Micro Devices GmbH Einsteinring 24 85609 Dornach General Managers: Alberto Bozzo Registration: Dornach, Landkr. Muenchen; Registerger. Muenchen, HRB Nr. 43632