From mboxrd@z Thu Jan  1 00:00:00 1970
From: Gerd Hoffmann <kraxel@redhat.com>
Subject: Re: [Xen-devel] [PATCH v4] igd-passthrough-i440FX:
 convert to realize()
Date: Mon, 11 Jan 2016 11:32:07 +0100
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To: "Hao, Xudong" <xudong.hao@intel.com>
Cc: Lars Kurth <lars.kurth@citrix.com>, "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>, "Michael S. Tsirkin" <mst@redhat.com>, Lars Kurth <lars.kurth.xen@gmail.com>, Stefano Stabellini <stefano.stabellini@eu.citrix.com>, "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>, Cao jin <caoj.fnst@cn.fujitsu.com>, Stefano Stabellini <Stefano.Stabellini@citrix.com>
List-Id: xen-devel@lists.xenproject.org

  Hi,

> I can boot up Linux VM with IGD pass-through with latest qemu (without
> any additional patch), guest run 3D "nexuiz" and get 180fps.=20

That is a pretty recent linux guest I assume?
Tried older kernels too, possibly even the old userspace xorg driver?
Do windows guest work as well?

cheers,
  Gerd