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Subject: Re: [virtio-dev] [PATCH v3 2/2] virtio: pci support virtqueue reset


On Tue, Sep 28 2021, Jason Wang <jasowang@redhat.com> wrote:

> On Mon, Sep 27, 2021 at 10:51 PM Cornelia Huck <cohuck@redhat.com> wrote:
>> For CCW, maybe we can add a payload to the existing RESET command if the
>> feature has been negotiated;
>
> I wonder if it's better for a new dedicated command. Consider device
> reset is different from virtqueue reset.

Yes, either can work. I'm trying to be a bit conservative with
allocating new commands, but if it is too confusing, we can use a new
one. The important thing is that I think this can be implemented for ccw
as well.

>
> Thanks
>
>> the queue can be re-enabled by the normal
>> READ_VQ_CONF/SET_VQ procedure. I have not yet thought that through.



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