112 static int write_tracing_file(const char *name, const char *val)  in write_tracing_file()  function
201 	if (write_tracing_file(name, buf) < 0)  in write_tracing_file_int()
237 	if (write_tracing_file("tracing_on", "0") < 0)  in reset_tracing_files()
240 	if (write_tracing_file("current_tracer", "nop") < 0)  in reset_tracing_files()
243 	if (write_tracing_file("set_ftrace_pid", " ") < 0)  in reset_tracing_files()
249 	if (write_tracing_file("max_graph_depth", "0") < 0)  in reset_tracing_files()
252 	if (write_tracing_file("tracing_thresh", "0") < 0)  in reset_tracing_files()
296 	ret = write_tracing_file("tracing_cpumask", cpumask);  in set_tracing_cpumask()
380 	write_tracing_file("set_ftrace_filter", " ");  in reset_tracing_filters()
381 	write_tracing_file("set_ftrace_notrace", " ");  in reset_tracing_filters()
382 	write_tracing_file("set_graph_function", " ");  in reset_tracing_filters()
383 	write_tracing_file("set_graph_notrace", " ");  in reset_tracing_filters()
592 	if (write_tracing_file("trace", "0") < 0)  in __cmd_ftrace()
598 	if (write_tracing_file("current_tracer", ftrace->tracer) < 0) {  in __cmd_ftrace()
627 		if (write_tracing_file("tracing_on", "1") < 0) {  in __cmd_ftrace()
637 		if (write_tracing_file("tracing_on", "1") < 0) {  in __cmd_ftrace()
658 	write_tracing_file("tracing_on", "0");  in __cmd_ftrace()
813 	if (write_tracing_file("trace", "0") < 0)  in prepare_func_latency()
820 	if (write_tracing_file("current_tracer", "function_graph") < 0) {  in prepare_func_latency()
844 	if (write_tracing_file("tracing_on", "1") < 0) {  in start_func_latency()
857 	write_tracing_file("tracing_on", "0");  in stop_func_latency()