DEFINE_OPERATION_EVENT
DEFINE_OPERATION_EVENT(gb_operation_create);
DEFINE_OPERATION_EVENT(gb_operation_create_core);
DEFINE_OPERATION_EVENT(gb_operation_create_incoming);
DEFINE_OPERATION_EVENT(gb_operation_destroy);
DEFINE_OPERATION_EVENT(gb_operation_get_active);
DEFINE_OPERATION_EVENT(gb_operation_put_active);