[RFC PATCH 0/2] Virtio-GPU suspend and resume

[Dmitry Osipenko]

On 5/5/25 22:38, Kim, Dongwon wrote:
>> I tried to apply your kernel patches and then suspend/resume guest kernel, it
>> doesn't work:
>>
>> virtio_gpu_transfer_to_host_2d: no backing storage 2
>> [   22.909454] [drm:virtio_gpu_dequeue_ctrl_func] ERROR response
>> 0x1200 (command 0x105)
>> virtio_gpu_transfer_to_host_2d: no backing storage 2
>> [   23.169138] [drm:virtio_gpu_dequeue_ctrl_func] ERROR response
>> 0x1200 (command 0x105)
> [Kim, Dongwon] I will check your failing case more closely. As you know, we use virtio-gpu device
> only for display device, which means I tested this in that specific environment
> although I thought it is generic enough...

I used virtio-gpu when got these errors.

-- 
Best regards,
Dmitry