Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754591AbYKFWkq (ORCPT ); Thu, 6 Nov 2008 17:40:46 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752356AbYKFWka (ORCPT ); Thu, 6 Nov 2008 17:40:30 -0500 Received: from qw-out-2122.google.com ([74.125.92.25]:12487 "EHLO qw-out-2122.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751399AbYKFWk2 (ORCPT ); Thu, 6 Nov 2008 17:40:28 -0500 Message-ID: <49137255.9010104@codemonkey.ws> Date: Thu, 06 Nov 2008 16:40:21 -0600 From: Anthony Liguori User-Agent: Thunderbird 2.0.0.17 (X11/20080925) MIME-Version: 1.0 To: Greg KH CC: Matthew Wilcox , H L , Yu Zhao , randy.dunlap@oracle.com, grundler@parisc-linux.org, achiang@hp.com, linux-pci@vger.kernel.org, rdreier@cisco.com, linux-kernel@vger.kernel.org, jbarnes@virtuousgeek.org, virtualization@lists.linux-foundation.org, kvm@vger.kernel.org, mingo@elte.hu, Chris Wright Subject: Re: [PATCH 0/16 v6] PCI: Linux kernel SR-IOV support References: <20081106154351.GA30459@kroah.com> <894107.30288.qm@web45108.mail.sp1.yahoo.com> <20081106164919.GA4099@kroah.com> <20081106174741.GC11773@parisc-linux.org> <20081106175308.GA17027@kroah.com> In-Reply-To: <20081106175308.GA17027@kroah.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1218 Lines: 37 Greg KH wrote: > On Thu, Nov 06, 2008 at 10:47:41AM -0700, Matthew Wilcox wrote: > >> I don't think we really know what the One True Usage model is for VF >> devices. Chris Wright has some ideas, I have some ideas and Yu Zhao has >> some ideas. I bet there's other people who have other ideas too. >> > > I'd love to hear those ideas. > We've been talking about avoiding hardware passthrough entirely and just backing a virtio-net backend driver by a dedicated VF in the host. That avoids a huge amount of guest-facing complexity, let's migration Just Work, and should give the same level of performance. Regards, Anthony Liguori > Rumor has it, there is some Xen code floating around to support this > already, is that true? > > thanks, > > greg k-h > -- > To unsubscribe from this list: send the line "unsubscribe kvm" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/