netdev - Re: [PATCH] Do not name control queue for virtio-net

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Date:   Thu, 22 Sep 2022 11:10:37 +0200
From:   Paolo Abeni <pabeni@...hat.com>
To:     "Michael S. Tsirkin" <mst@...hat.com>, Junbo <junbo4242@...il.com>
Cc:     Jesper Dangaard Brouer <hawk@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>, netdev@...r.kernel.org,
        John Fastabend <john.fastabend@...il.com>,
        Alexei Starovoitov <ast@...nel.org>,
        virtualization@...ts.linux-foundation.org,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>, bpf@...r.kernel.org,
        "David S. Miller" <davem@...emloft.net>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Do not name control queue for virtio-net

On Sun, 2022-09-18 at 08:17 -0400, Michael S. Tsirkin wrote:
> On Sun, Sep 18, 2022 at 05:00:20PM +0800, Junbo wrote:
> > hi Michael
> > 
> > in virtio-net.c
> >     /* Parameters for control virtqueue, if any */
> >     if (vi->has_cvq) {
> >         callbacks[total_vqs - 1] = NULL;
> >         names[total_vqs - 1] = "control";
> >     }
> > 
> > I think the Author who write the code
> 
> wait, that was not you?

I believe 'the Author' refers to the author of the current code, not to
the author of the patch.

@Junbo: the control queue is created only if the VIRTIO_NET_F_CTRL_VQ
feature is set, please check that in your setup.

Thanks

Paolo