vm_object_unwire
vm_object_unwire(kexec_obj, 0, kexec_obj->size, 0);
vm_object_unwire(new_segments, 0, new_segments->size, 0);
vm_object_unwire(entry->object.vm_object, entry->offset,
vm_object_unwire(entry->object.vm_object, entry->offset, size,
void vm_object_unwire(vm_object_t object, vm_ooffset_t offset,