Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751709AbYKGG24 (ORCPT ); Fri, 7 Nov 2008 01:28:56 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755564AbYKGG2g (ORCPT ); Fri, 7 Nov 2008 01:28:36 -0500 Received: from kroah.org ([198.145.64.141]:48918 "EHLO coco.kroah.org" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1755100AbYKGG2f (ORCPT ); Fri, 7 Nov 2008 01:28:35 -0500 Date: Thu, 6 Nov 2008 22:07:07 -0800 From: Greg KH To: "Zhao, Yu" Cc: "linux-pci@vger.kernel.org" , "achiang@hp.com" , "grundler@parisc-linux.org" , "mingo@elte.hu" , "jbarnes@virtuousgeek.org" , "matthew@wil.cx" , "randy.dunlap@oracle.com" , "rdreier@cisco.com" , "linux-kernel@vger.kernel.org" , "kvm@vger.kernel.org" , "virtualization@lists.linux-foundation.org" Subject: Re: [PATCH 0/16 v6] PCI: Linux kernel SR-IOV support Message-ID: <20081107060707.GA3860@kroah.com> References: <20081022083809.GA3757@yzhao12-linux.sh.intel.com> <20081106044828.GA30417@kroah.com> <4913CFBC.4040203@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4913CFBC.4040203@intel.com> User-Agent: Mutt/1.5.16 (2007-06-09) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1636 Lines: 40 On Fri, Nov 07, 2008 at 01:18:52PM +0800, Zhao, Yu wrote: > Greg KH wrote: >> On Wed, Oct 22, 2008 at 04:38:09PM +0800, Yu Zhao wrote: >>> Greetings, >>> >>> Following patches are intended to support SR-IOV capability in the >>> Linux kernel. With these patches, people can turn a PCI device with >>> the capability into multiple ones from software perspective, which >>> will benefit KVM and achieve other purposes such as QoS, security, >>> and etc. >> Is there any actual users of this API around yet? How was it tested as >> there is no hardware to test on? Which drivers are going to have to be >> rewritten to take advantage of this new interface? > > Yes, the API is used by Intel, HP, NextIO and some other anonymous > companies as they rise questions and send me feedback. I haven't seen their > works but I guess some of drivers using SR-IOV API are going to be released > soon. Well, we can't merge infrastructure without seeing the users of that infrastructure, right? > My test was done with Intel 82576 Gigabit Ethernet Controller. The product > brief is at http://download.intel.com/design/network/ProdBrf/320025.pdf and > the spec is available at > http://download.intel.com/design/network/datashts/82576_Datasheet_v2p1.pdf Cool, do you have that driver we can see? How does it interact and handle the kvm and xen issues that have been posted? thanks, greg k-h -- 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/