From mboxrd@z Thu Jan 1 00:00:00 1970 From: Anthony Liguori Subject: Re: [PATCH 0/16 v6] PCI: Linux kernel SR-IOV support Date: Thu, 06 Nov 2008 16:40:21 -0600 Message-ID: <49137255.9010104@codemonkey.ws> 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> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit 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 To: Greg KH Return-path: In-Reply-To: <20081106175308.GA17027@kroah.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: kvm.vger.kernel.org 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 >