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From: Gerd Hoffmann <kraxel@redhat.com>
Date: Mon, 23 May 2016 09:34:37 +0200
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References: <cover.1463588606.git.crobinso@redhat.com>
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Subject: Re: [Qemu-devel] [PATCH 3/3] virtio-gpu: Warn if UI config will
 disable virgl
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To: Cole Robinson <crobinso@redhat.com>
Cc: =?ISO-8859-1?Q?Marc-Andr=E9?= Lureau <marcandre.lureau@redhat.com>, qemu-devel@nongnu.org

  Hi,

> > We could turn the virgl switch into tristate (OnOffAuto), have it
> > default to Auto, then fail (not warn) in case it is set to On without 3=
d
> > support being available.
> >=20
>=20
> Property settings are part of the migration format, right? Is there an ea=
sy
> way to change the 'virgl' property like that in a backwards compatible wa=
y? Or
> decouple the command line handling from the Property value?

No worries for now, virtio-gpu doesn't support live migration (patch for
live migration in 2d mode exists but was too late for 2.6 release).

cheers,
  Gerd