-void init_trace_collection(struct trace_collection *tc);
-void finalize_trace_collection(struct trace_collection *tc);
-int 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,