Re: [Qemu-devel] [RFC PATCH 0/5] asynchronous migration state change handlers

[Gerd Hoffmann]

  Hi,

>> I literally have danpb's event introspection patches from Luiz's PULL
>> request testing on my system right now to be pushed.

Good.

> this?: [PATCH 29/29] Add 'query-events' command to QMP to query async events
> 
> This is about libvirt getting qemu's event list. I am talking about qemu
> getting libvirt to say "we support event SPICE_MIGRATE_DONE".

Why do you think we need this?  Other way around (libvirt detecting
whenever qemu supports SPICE_MIGRATE_DONE event) should be good enougth, no?

> i.e. Yet
> another capability negotiation, during the handshake QMP phase.

I'm sure libvirt will use query-events for other reasons anyway, so
there is no extra overhead for this.

cheers,
  Gerd