[dpdk-stable] [PATCH v2] net/virtio-user: fix advertising of protocol features

[Maxime Coquelin]

On 12/18/20 2:23 PM, Olivier Matz wrote:
> When connected to a vhost-user backend, the flag
> VHOST_USER_F_PROTOCOL_FEATURES is not advertised, preventing to do
> multiqueue (the VHOST_USER_PROTOCOL_F_MQ protocol feature is ignored by
> some backends if the VHOST_USER_F_PROTOCOL_FEATURES feature is not set).
> 
> When setting vhost-user features, advertise this flag if it was
> advertised by our peer.
> 
> Fixes: 8e7561054ac7 ("net/virtio: support vhost-user protocol features")
> Cc: stable at dpdk.org
> 
> Suggested-by: Maxime Coquelin <maxime.coquelin at redhat.com>
> Signed-off-by: Olivier Matz <olivier.matz at 6wind.com>
> ---
> 
> v2
> * fix obvious fallthrough case, sorry for the noise
> 
>  drivers/net/virtio/virtio_user/vhost_user.c | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)


Series applied to dpdk-next-virtio/main.

Thanks,
Maxime