Re: [Qemu-devel] [virtio-dev] Re: [PATCH] qemu: Introduce VIRTIO_NET_F_STANDBY feature bit to virtio_net

[Michael S. Tsirkin]

On Fri, Jun 22, 2018 at 05:17:10PM -0700, Siwei Liu wrote:
> I forgot to mention the above has the assumption that we expose both
> STANDBY and UUID feature to QEMU user. In fact, as we're going towards
> not exposing the STANDBY feature directly to user, UUID may be always
> required to enable STANDBY.

Sounds good.

> If not, how do we make sure QEMU can
> control the visibility of primary device?

Hypervisors fundamentally always can control visibility of all
virtual devices.

> Something to be confirmed
> before implementing the code.
>