From mboxrd@z Thu Jan 1 00:00:00 1970 From: Joerg Roedel Subject: Re: AMD KVM Pci Passthrough reports device busy Date: Wed, 11 Jul 2012 18:58:54 +0200 Message-ID: <20120711165854.GM25282@amd.com> References: <1338867845.23475.168.camel@bling.home> <201206051039.q55AdXda002609@mail.maya.org> <1338906425.23475.186.camel@bling.home> <20120606101105.GD757@amd.com> <201207111426.q6BEQTbh002928@mail.maya.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Cc: Alex Williamson , Chris Sanders , To: Andreas Hartmann Return-path: Received: from co1ehsobe005.messaging.microsoft.com ([216.32.180.188]:21370 "EHLO co1outboundpool.messaging.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932131Ab2GKROF (ORCPT ); Wed, 11 Jul 2012 13:14:05 -0400 Content-Disposition: inline In-Reply-To: <201207111426.q6BEQTbh002928@mail.maya.org> Sender: kvm-owner@vger.kernel.org List-ID: Hi Andreas, On Wed, Jul 11, 2012 at 04:26:30PM +0200, Andreas Hartmann wrote: > May I please ask, if you meanwhile could get any information about > potential peer-to-peer communication between the functions of the > following multifunction device: Good news: I actually found the right person to ask and the answer is, that peer-to-peer communication between these devices is not possible. So it is safe to pass them through to guests individually. Regards, 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