Re: [PATCH v9 08/11] virtio-gpu: Resource UUID

[Akihiko Odaki]

On 2024/04/26 0:45, Dmitry Osipenko wrote:
> From: Antonio Caggiano <antonio.caggiano@collabora.com>
>
> Enable resource UUID feature and implement command resource assign UUID.
> UUID feature availability is mandatory for Vulkan Venus context.
>
> UUID is intended for sharing dmabufs between virtio devices on host. Qemu
> doesn't have second virtio device for sharing, thus a simple stub UUID
> implementation is enough. More complete implementation using global UUID
> resource table might become interesting for a multi-gpu cases.

This message needs to be updated to clarify that a VM can have a second 
virtio-gpu device but this implementation does not support sharing 
between two virtio-gpu devices.