From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Michael S. Tsirkin" Subject: Re: [RFC Patch 05/12] IXGBE: Add new sysfs interface of "notify_vf" Date: Thu, 22 Oct 2015 15:51:51 +0300 Message-ID: <20151022155111-mutt-send-email-mst@redhat.com> References: <1445445464-5056-1-git-send-email-tianyu.lan@intel.com> <1445445464-5056-6-git-send-email-tianyu.lan@intel.com> <5627FB20.3020003@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: emil.s.tantilov@intel.com, kvm@vger.kernel.org, linux-pci@vger.kernel.org, qemu-devel@nongnu.org, jesse.brandeburg@intel.com, carolyn.wyborny@intel.com, donald.c.skidmore@intel.com, agraf@suse.de, matthew.vick@intel.com, intel-wired-lan@lists.osuosl.org, jeffrey.t.kirsher@intel.com, yang.z.zhang@intel.com, mitch.a.williams@intel.com, nrupal.jani@intel.com, bhelgaas@google.com, Lan Tianyu , netdev@vger.kernel.org, shannon.nelson@intel.com, eddie.dong@intel.com, linux-kernel@vger.kernel.org, john.ronciak@intel.com, pbonzini@redhat.com To: Alexander Duyck Return-path: Content-Disposition: inline In-Reply-To: <5627FB20.3020003@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+gceq-qemu-devel=gmane.org@nongnu.org Sender: qemu-devel-bounces+gceq-qemu-devel=gmane.org@nongnu.org List-Id: netdev.vger.kernel.org On Wed, Oct 21, 2015 at 01:52:48PM -0700, Alexander Duyck wrote: > Also have you even considered the MSI-X configuration on the VF? I haven't > seen anything anywhere that would have migrated the VF's MSI-X configuration > from BAR 3 on one system to the new system. Hypervisors do this for virtual devices so they can do this for physical devices too. -- MST