function_trace 233 kernel/trace/trace_functions.c static struct tracer function_trace; function_trace 245 kernel/trace/trace_functions.c if (tr->current_trace != &function_trace) function_trace 266 kernel/trace/trace_functions.c static struct tracer function_trace __tracer_data = function_trace 813 kernel/trace/trace_functions.c return register_tracer(&function_trace);