Re: [kvm-devel] [PATCH 3/3] virtio PCI device

Anthony Liguori
2007-11-08T13:55:24Z

Avi Kivity wrote:
> Anthony Liguori wrote:
>
>> This is a PCI device that implements a transport for virtio. It allows virtio
>> devices to be used by QEMU based VMMs like KVM or Xen.
>>
>>
>>
>
> Didn't see support for dma.

Not sure what you're expecting there. Using dma_ops in virtio_ring?

> I think that with Amit's pvdma patches you
> can support dma-capable devices as well without too much fuss.
>

What is the use case you're thinking of? A semi-paravirt driver that
does dma directly to a device?

Regards,

Anthony Liguori