[libvirt PATCH v4 0/6] Add support for vDPA network devices

Laine Stump laine at redhat.com
Tue Sep 29 19:58:56 UTC 2020

On 9/24/20 5:45 PM, Jonathon Jongsma wrote:
> vDPA network devices allow high-performance networking in a virtual machine by
> providing a wire-speed data path. These devices require a vendor-specific host
> driver but the data path follows the virtio specification.
> The support for vDPA devices was recently added to qemu. This allows
> libvirt to support these devices. This patchset requires that the device is
> configured on the host with the appropriate vendor-specific driver.  This will
> create a chardev on the host at e.g. /dev/vhost-vdpa-0. That chardev path can
> then be used to define a new interface with type=3D'vdpa'.
> Changes in v4:
>   - rebased to latest master
>   - added hotplug support
>   - report vdpa devices in node device list
> Jonathon Jongsma (6):
>    conf: Add support for vDPA network devices
>    qemu: add vhost-vdpa capability
>    qemu: add vdpa support
>    qemu: add monitor functions for handling file descriptors
>    qemu: support hotplug of vdpa devices
>    Include vdpa devices in node device list

You can re-use my ACKs for the previously posted patches (assuming an 
ability to test IRL).

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