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Date: Sat, 24 Oct 2015 23:43:37 +0800
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Subject: Re: [Qemu-devel] [RFC Patch 05/12] IXGBE: Add new sysfs interface
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To: Alexander Duyck <alexander.duyck@gmail.com>, bhelgaas@google.com, carolyn.wyborny@intel.com, donald.c.skidmore@intel.com, eddie.dong@intel.com, nrupal.jani@intel.com, yang.z.zhang@intel.com, agraf@suse.de, kvm@vger.kernel.org, pbonzini@redhat.com, qemu-devel@nongnu.org, emil.s.tantilov@intel.com, intel-wired-lan@lists.osuosl.org, jeffrey.t.kirsher@intel.com, jesse.brandeburg@intel.com, john.ronciak@intel.com, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, matthew.vick@intel.com, mitch.a.williams@intel.com, netdev@vger.kernel.org, shannon.nelson@intel.com


On 10/22/2015 4:52 AM, 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.

MSI-X migration is done by Hypervisor(Qemu).
Following link is my Qemu patch to do that.
http://marc.info/?l=kvm&m=144544706530484&w=2