3  * OS Noise Tracer: computes the OS Noise suffered by a running thread.
419 	seq_puts(s, "   NOISE  %% OF CPU  NOISE    +-----------------------------+\n");  in print_osnoise_headers()
443 	seq_puts(s, "   NOISE  %% OF CPU  NOISE    +-----------------------------+\n");  in print_osnoise_headers()
484 	entry->noise		= sample->noise;  in __record_osnoise_sample()
851  * occurrence, compute the noise caused by the NMI, and to remove the noise
914  * Computes the duration of the IRQ noise, and trace it. Also discounts the
915  * interference from other sources of noise could be currently being accounted.
1045  * Computes the duration of the softirq noise, and trace it. Also discounts the
1046  * interference from other sources of noise could be currently being accounted.
1117  * thread_entry - Record the starting of a thread noise window
1140  * thread_exit - Report the end of a thread noise window
1142  * It computes the total noise from a thread, tracing if needed.
1250  * used to record the beginning and to report the end of a thread noise window.
1269  * hook_thread_events - Hook the instrumentation for thread noise
1271  * Hook the osnoise tracer callbacks to handle the noise from other
1294  * unhook_thread_events - unhook the instrumentation for thread noise
1296  * Unook the osnoise tracer callbacks to handle the noise from other
1408 	s64 noise = 0, max_noise = 0;  in run_osnoise()  local
1477 		noise = time_sub(sample, last_sample);  in run_osnoise()
1482 		if (noise < 0) {  in run_osnoise()
1483 			osnoise_taint("negative noise!");  in run_osnoise()
1502 		if (noise >= threshold) {  in run_osnoise()
1505 			if (noise > max_noise)  in run_osnoise()
1506 				max_noise = noise;  in run_osnoise()
1511 			sum_noise += noise;  in run_osnoise()
1513 			trace_sample_threshold(last_sample, noise, interference);  in run_osnoise()
1516 				if (noise > stop_in)  in run_osnoise()
1524 		 * noise as RCU forces preemption as the means of ending the  in run_osnoise()
1576 	 * Save noise info.  in run_osnoise()
1578 	s.noise = time_to_us(sum_noise);  in run_osnoise()
1591 		if (s.noise > osnoise_data.stop_tracing_total)  in run_osnoise()