Re: [PATCH v4 0/6] Vhost-vdpa Shadow Virtqueue Offloads support

[Lei Yang]

QE tested this series v4 on the vp_vdpa device with the following
scenarios: reboot/shutdown, hotplug/unplug, nic driver load/unload,
ping, vDPA control virtqueue(changed the mac address), everything are
working fine. And L1 guest will not appear  error messages "vdpa svq
does not work with features 0x4" after applied this series of patches.

Tested-by: Lei Yang <leiyang@redhat.com>


On Fri, Jun 2, 2023 at 7:55 PM Hawkins Jiawei <yin31149@gmail.com> wrote:
>
> This series enables shadowed CVQ to intercept Offloads commands
> through shadowed CVQ, update the virtio NIC device model so qemu
> send it in a migration, and the restore of that Offloads state
> in the destination.
>
> Changelog
> =========
> v4:
>   - refactor the commit message suggested by Eugenio in patch#4
> "virtio-net: expose virtio_net_supported_guest_offloads()"
>   - fix the wrong "cpu_to_le64()" pointed out by Eugenio in patch$5
> "vdpa: Add vhost_vdpa_net_load_offloads()"
>   - refactor the comment in patch#5
> "vdpa: Add vhost_vdpa_net_load_offloads()"
>
> v3: https://lists.nongnu.org/archive/html/qemu-devel/2023-06/msg00206.html
>
> v2: https://lists.nongnu.org/archive/html/qemu-devel/2023-06/msg00044.html
>
> v1: https://lists.nongnu.org/archive/html/qemu-devel/2023-05/msg07198.html
>
> Hawkins Jiawei (6):
>   include/hw/virtio: make some VirtIODevice const
>   vdpa: reuse virtio_vdev_has_feature()
>   hw/net/virtio-net: make some VirtIONet const
>   virtio-net: expose virtio_net_supported_guest_offloads()
>   vdpa: Add vhost_vdpa_net_load_offloads()
>   vdpa: Allow VIRTIO_NET_F_CTRL_GUEST_OFFLOADS in SVQ
>
>  hw/net/virtio-net.c            |  2 +-
>  include/hw/virtio/virtio-net.h |  1 +
>  include/hw/virtio/virtio.h     |  2 +-
>  net/vhost-vdpa.c               | 49 +++++++++++++++++++++++++++++++---
>  4 files changed, 48 insertions(+), 6 deletions(-)
>
> --
> 2.25.1
>
>