-#define IS_TRACED(n) (n->category)
-#define IS_TRACING_TASKS (TRACE_msg_task_is_enabled())
-#define IS_TRACING_PLATFORM (TRACE_platform_is_enabled())
-#define IS_TRACING_PROCESSES (TRACE_msg_process_is_enabled())
-#define IS_TRACING_VOLUME (TRACE_msg_volume_is_enabled())
-#define IS_TRACING_SMPI (TRACE_smpi_is_enabled())
-