On Tue, Feb 7, 2023 at 4:18 PM Maxime Coquelin
<maxime.coque...@redhat.com> wrote:
>
> This patch advertizes control virtqueue support by the vDPA
> backend if it supports VIRTIO_NET_F_CTRL_VQ.
>
> Signed-off-by: Maxime Coquelin <maxime.coque...@redhat.com>
> Reviewed-by: Chenbo Xia <chenbo....@intel.com>

Acked-by: Eugenio PĂ©rez <epere...@redhat.com>

> ---
>  drivers/net/virtio/virtio_user/vhost_vdpa.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/net/virtio/virtio_user/vhost_vdpa.c 
> b/drivers/net/virtio/virtio_user/vhost_vdpa.c
> index 3fd13d9fac..7bb4995893 100644
> --- a/drivers/net/virtio/virtio_user/vhost_vdpa.c
> +++ b/drivers/net/virtio/virtio_user/vhost_vdpa.c
> @@ -135,8 +135,8 @@ vhost_vdpa_get_features(struct virtio_user_dev *dev, 
> uint64_t *features)
>                 return -1;
>         }
>
> -       /* Multiqueue not supported for now */
> -       *features &= ~(1ULL << VIRTIO_NET_F_MQ);
> +       if (*features & 1ULL << VIRTIO_NET_F_CTRL_VQ)
> +               dev->hw_cvq = true;
>
>         /* Negotiated vDPA backend features */
>         ret = vhost_vdpa_get_protocol_features(dev, &data->protocol_features);
> --
> 2.39.1
>

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