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SubjectRe: [PATCH v6] vhost: introduce mdev based hardware backend
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On 2019/11/7 下午3:35, Tiwei Bie wrote:
> This patch introduces a mdev based hardware vhost backend.
> This backend is built on top of the same abstraction used
> in virtio-mdev and provides a generic vhost interface for
> userspace to accelerate the virtio devices in guest.
>
> This backend is implemented as a mdev device driver on top
> of the same mdev device ops used in virtio-mdev but using
> a different mdev class id, and it will register the device
> as a VFIO device for userspace to use. Userspace can setup
> the IOMMU with the existing VFIO container/group APIs and
> then get the device fd with the device name. After getting
> the device fd, userspace can use vhost ioctls on top of it
> to setup the backend.
>
> Signed-off-by: Tiwei Bie<tiwei.bie@intel.com>
> ---
> This patch depends on below series:
> https://lkml.org/lkml/2019/11/6/538


Acked-by: Jason Wang <jasowang@redhat.com>

Thanks!

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