[PATCH V8 6/6] docs: sample driver to demonstrate how to implement virtio-mdev framework

Cornelia Huck
Tue, 05 Nov 2019 18:35:18 -0000

On Tue,  5 Nov 2019 17:32:40 +0800
Jason Wang <jasowang at redhat.com> wrote:

> This sample driver creates mdev device that simulate virtio net device
> over virtio mdev transport. The device is implemented through vringh
> and workqueue. A device specific dma ops is to make sure HVA is used
> directly as the IOVA. This should be sufficient for kernel virtio
> driver to work.
>
> Only 'virtio' type is supported right now. I plan to add
'vhost' type
> on top which requires some virtual IOMMU implemented in this sample
> driver.
>
> Signed-off-by: Jason Wang <jasowang at redhat.com>
> ---
>  MAINTAINERS                |   1 +
>  samples/Kconfig            |   7 +
>  samples/vfio-mdev/Makefile |   1 +
>  samples/vfio-mdev/mvnet.c  | 685 +++++++++++++++++++++++++++++++++++++
>  4 files changed, 694 insertions(+)
>  create mode 100644 samples/vfio-mdev/mvnet.c

Have not really reviewed this, but looks sane at a glance.

Acked-by: Cornelia Huck <cohuck at redhat.com>