From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: [PATCH v10 0/7] PCI: Linux kernel SR-IOV support Date: Sun, 08 Mar 2009 16:30:16 +0200 Message-ID: <49B3D678.4050004@redhat.com> References: <1235112888-9524-1-git-send-email-yu.zhao@intel.com> <49A3D04A.9010501@redhat.com> <20090306193329.GB25995@parisc-linux.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Yu Zhao , jbarnes@virtuousgeek.org, linux-pci@vger.kernel.org, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, "Yang, Sheng" To: Matthew Wilcox Return-path: In-Reply-To: <20090306193329.GB25995@parisc-linux.org> Sender: linux-pci-owner@vger.kernel.org List-Id: kvm.vger.kernel.org Matthew Wilcox wrote: > On Tue, Feb 24, 2009 at 12:47:38PM +0200, Avi Kivity wrote: > >> Do those patches allow using a VF on the host (in other words, does the >> kernel emulate config space accesses)? >> > > SR-IOV hardware handles config space accesses to virtual functions. No > kernel changes needed for that aspect of it. > Patches 2 and 3 of the patchset that enables SR/IOV in kvm [1] suggest that at the config space is only partially implemented. [1] http://thread.gmane.org/gmane.comp.emulators.kvm.devel/29034 -- error compiling committee.c: too many arguments to function