Re: [Qemu-devel] [virtio-dev] [PATCH] Add virtio gpu device specification.

[Michael S. Tsirkin]

On Tue, May 10, 2016 at 01:25:37PM +0200, Gerd Hoffmann wrote:
>   Hi,
> 
> > > > Rendered versions are available here:
> > > >   https://www.kraxel.org/virtio/virtio-v1.0-cs03-virtio-gpu.pdf
> > > >   
> > > > https://www.kraxel.org/virtio/virtio-v1.0-cs03-virtio-gpu.html#x1-2800007
> 
> > > I guess a non-fenced command only completes when the operation has
> > > finished, too (so that a meaningful success/error value can be
> > > produced)?
> > 
> > When stuff is processed asynchronously the command can complete before
> > the operation actually completed.  Current qemu implementation does that
> > only in 3d mode, when offloading stuff to the hardware (and verifies
> > stuff beforehand, so if you try to kick 3d rendering with an invalid
> > context id qemu will throw an error).
> > 
> > I'll try to make that more clear in the text.
> 
> Updated now.
> 
> cheers,
>   Gerd

Is there a chance you could rebase and post?
This is used widely, I think we shoould have it in 1.1
if at all possible.


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