Re: [Qemu-devel] [PATCH v8 0/8] Add vhost-user-gpu

[Gerd Hoffmann]

On Thu, May 23, 2019 at 03:20:27PM +0200, Marc-André Lureau wrote:
> Hi,
> 
> vhost-user allows to drive a virtio device in a seperate
> process. After vhost-user-net, we have seen
> vhost-user-{scsi,blk,crypto,input} added more recently.
> 
> This series, initially proposed ~3 years ago, time flies
> (https://lists.gnu.org/archive/html/qemu-devel/2016-06/msg01905.html)
> contributes with vhost-user-gpu.
> 
> You may start a vhost-user-gpu with virgl rendering in a separate
> process like this:

With this series applied the guest kernel throws errors at boot:

[drm:virtio_gpu_dequeue_ctrl_func [virtio_gpu]] *ERROR* response 0x1200 
(command 0x108)
[drm:virtio_gpu_init [virtio_gpu]] *ERROR* timed out waiting for cap set 0

This is virtio-vga, qemu builtin, without opengl.

cheers,
  Gerd