netdev - Re: [RFC PATCH V2 0/3] IXGBE/VFIO: Add live migration support for SRIOV NIC

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Message-ID: <5668137A.9090608@intel.com>
Date:	Wed, 9 Dec 2015 19:41:46 +0800
From:	"Lan, Tianyu" <tianyu.lan@...el.com>
To:	"Michael S. Tsirkin" <mst@...hat.com>
Cc:	Alexander Duyck <alexander.duyck@...il.com>,
	"Dong, Eddie" <eddie.dong@...el.com>,
	"a.motakis@...tualopensystems.com" <a.motakis@...tualopensystems.com>,
	Alex Williamson <alex.williamson@...hat.com>,
	"b.reynal@...tualopensystems.com" <b.reynal@...tualopensystems.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	"Wyborny, Carolyn" <carolyn.wyborny@...el.com>,
	"Skidmore, Donald C" <donald.c.skidmore@...el.com>,
	"Jani, Nrupal" <nrupal.jani@...el.com>,
	Alexander Graf <agraf@...e.de>,
	"kvm@...r.kernel.org" <kvm@...r.kernel.org>,
	Paolo Bonzini <pbonzini@...hat.com>,
	"qemu-devel@...gnu.org" <qemu-devel@...gnu.org>,
	"Tantilov, Emil S" <emil.s.tantilov@...el.com>,
	Or Gerlitz <gerlitz.or@...il.com>,
	"Rustad, Mark D" <mark.d.rustad@...el.com>,
	Eric Auger <eric.auger@...aro.org>,
	intel-wired-lan <intel-wired-lan@...ts.osuosl.org>,
	"Kirsher, Jeffrey T" <jeffrey.t.kirsher@...el.com>,
	"Brandeburg, Jesse" <jesse.brandeburg@...el.com>,
	"Ronciak, John" <john.ronciak@...el.com>,
	"linux-api@...r.kernel.org" <linux-api@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Williams, Mitch A" <mitch.a.williams@...el.com>,
	Netdev <netdev@...r.kernel.org>,
	"Nelson, Shannon" <shannon.nelson@...el.com>,
	Wei Yang <weiyang@...ux.vnet.ibm.com>,
	"zajec5@...il.com" <zajec5@...il.com>
Subject: Re: [RFC PATCH V2 0/3] IXGBE/VFIO: Add live migration support for
 SRIOV NIC

On 12/9/2015 7:28 PM, Michael S. Tsirkin wrote:
> I remember reading that it's possible to implement a bus driver
> on windows if required.  But basically I don't see how windows can be
> relevant to discussing guest driver patches. That discussion
> probably belongs on the qemu maling list, not on lkml.

I am not sure whether we can write a bus driver for Windows to support
migration. But I think device vendor who want to support migration will 
improve their driver if we provide such framework in the
hypervisor which just need them to change their driver.
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