Re: [PATCH V1 05/26] migration: precreate vmstate

[Fabiano Rosas]

Steve Sistare <steven.sistare@oracle.com> writes:

> Provide the VMStateDescription precreate field to mark objects that must
> be loaded on the incoming side before devices have been created, because
> they provide properties that will be needed at creation time.  They will
> be saved to and loaded from their own QEMUFile, via

It's not obvious to me what the reason is to have a separate
QEMUFile. Could you expand on this?

> qemu_savevm_precreate_save and qemu_savevm_precreate_load, but these
> functions are not yet called in this patch.  Allow them to be called
> before or after normal migration is active, when current_migration and
> current_incoming are not valid.
>