Re: [PATCH 24/29] migration, vl: start migration via qmp_migrate_incoming

[Paolo Bonzini]

On 02/12/20 14:15, Daniel P. Berrangé wrote:
> Can someone remind me why we need to have an -incoming arg at all ?
>
> With snapshots, we can just start QEMU normally, using -S if desired,
> and then invoke "loadvm" to restore from a snapshot at any time.
>
> What is different thet means we can't just run "migrate_incoming" on
> any QEMU at any time, ignoring -incoming entirely ?

There are some parts of QEMU that operate differently based on 
RUN_STATE_INCOMING.  Removing those is one of the things that these 
patches should enable, though there are also some uses in Xen that I'm 
more worried about.

Paolo