virtio — archive

[PATCH requirements v4 0/7] virtio net requirements for 1.4

From: Parav Pandit <[email protected]>
To: [email protected]
Date: Tue, 15 Aug 2023 12:21:00 -0000

> From: David Edmondson <[email protected]> > 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.