67 torture_param(int, nreaders, -1, "Number of readers, -1 for 75% of CPUs.");
439 	for (i = 0; i < nreaders; i++) {  in reset_readers()
455 	buf = kmalloc(128 + nreaders * 32, GFP_KERNEL);  in process_durations()
494 	set_cpus_allowed_ptr(current, cpumask_of(nreaders % nr_cpu_ids));  in main_func()
509 	while (atomic_read(&n_init) < nreaders + 1)  in main_func()
520 		atomic_set(&nreaders_exp, nreaders);  in main_func()
521 		atomic_set(&n_started, nreaders);  in main_func()
522 		atomic_set(&n_warmedup, nreaders);  in main_func()
523 		atomic_set(&n_cooleddown, nreaders);  in main_func()
527 		for (r = 0; r < nreaders; r++) {  in main_func()
533 				nreaders);  in main_func()
543 		result_avg[exp] = div_u64(1000 * process_durations(nreaders), nreaders * loops);  in main_func()
591 		 verbose, shutdown, holdoff, loops, nreaders, nruns, readdelay);  in ref_scale_print_module_parms()
608 		for (i = 0; i < nreaders; i++)  in ref_scale_cleanup()
682 	if (nreaders < 0)  in ref_scale_init()
683 		nreaders = (num_online_cpus() >> 1) + (num_online_cpus() >> 2);  in ref_scale_init()
684 	reader_tasks = kcalloc(nreaders, sizeof(reader_tasks[0]),  in ref_scale_init()
692 	VERBOSE_SCALEOUT("Starting %d reader threads\n", nreaders);  in ref_scale_init()
694 	for (i = 0; i < nreaders; i++) {  in ref_scale_init()