void bt_init_trace_collection(struct trace_collection *tc);
void bt_finalize_trace_collection(struct trace_collection *tc);
int bt_trace_collection_add(struct trace_collection *tc,
void bt_init_trace_collection(struct trace_collection *tc);
void bt_finalize_trace_collection(struct trace_collection *tc);
int bt_trace_collection_add(struct trace_collection *tc,