cpu: Introduce cpu_class_set_parent_reset()

cpu: Introduce cpu_class_set_parent_reset()

Similarly to what we already do with qdev, use a helper to overload the
reset QOM methods of the parent in children classes, for clarity.

Signed-off-by: Greg Kurz <[email protected]>
Reviewed-by: David Gibson <[email protected]>
Reviewed-by: Alistair Francis <[email protected]>
Reviewed-by: Cornelia Huck <[email protected]>
Acked-by: David Hildenbrand <[email protected]>
Reviewed-by: Philippe Mathieu-Daudé <[email protected]>
Message-Id: <157650847239.354886.2782881118916307978[email protected]>
Signed-off-by: Paolo Bonzini <[email protected]>