From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758312AbZBYBf5 (ORCPT ); Tue, 24 Feb 2009 20:35:57 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755223AbZBYBfr (ORCPT ); Tue, 24 Feb 2009 20:35:47 -0500 Received: from mga09.intel.com ([134.134.136.24]:13592 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754637AbZBYBfp (ORCPT ); Tue, 24 Feb 2009 20:35:45 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.38,262,1233561600"; d="scan'208";a="492831494" Date: Wed, 25 Feb 2009 09:36:18 +0800 From: Yu Zhao To: Avi Kivity Cc: "jbarnes@virtuousgeek.org" , "linux-pci@vger.kernel.org" , "kvm@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH v10 0/7] PCI: Linux kernel SR-IOV support Message-ID: <20090225013618.GA12349@yzhao-otc.sh.intel.com> References: <1235112888-9524-1-git-send-email-yu.zhao@intel.com> <49A3D04A.9010501@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <49A3D04A.9010501@redhat.com> User-Agent: Mutt/1.5.18 (2008-05-17) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Feb 24, 2009 at 06:47:38PM +0800, Avi Kivity wrote: > 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. > > > > Do those patches allow using a VF on the host (in other words, does the > kernel emulate config space accesses)? Yes, if a VF's driver is loaded in the host, the VF works the same way as normal PCI device.