>
From: David Edmondson <>
> Sent: Tuesday, August 15, 2023 2:44 PM > > >
> If a virtio device is a group member device, it must be possible to query
> supported counters bitmap through the group owner device. >
> The group owner driver should be able to query such bitmap using
> administration command. > > >
> Notice that group owner only cares for the supported bitmap, no need to
> query the counters through this interface. >
> Why do we think this is the case? It would be useful for a group owner to be
> able to see the statistics as they are being reported to the member consumer.
> I agree, it is useful. For LM scenario, ability to query supported bit is minimum needed, actual counters is nice to have. Usually the actual counters are located where the switch is located. >
> With this we can reuse single structure across AQ and CVQ to learn about
> supported bitmap in v14 patch from Xuan. >
> Makes sense. > --
> I'm not living in the real world, no more, no more.
