On 25/04/2018 16:29, Michael S. Tsirkin wrote: >> Unfortunately this doesn't work as mentioned earlier. Virtio live >> migration assumes that features are safe if you have them on the >> destination but not on the source; this feature however works the >> opposite way. > > That's a qemu code property, and it's because it does not > migrate host properties right now. When implementing this feature we > can add migration of host features.
You don't even need to migrate host features; it's just that guest feature negotiation is repeated on the destination, and live migration reports an error if the negotiation fails. The guest feature negotiation is complicated a little bit by this feature, but I guess it can work... Paolo --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
