44 static struct bench_futex_parameters params = {  variable
54 	OPT_INTEGER( 'b', "buckets", &params.nbuckets, "Specify amount of hash buckets"),
55 	OPT_UINTEGER('t', "threads",  &params.nthreads, "Specify amount of threads"),
56 	OPT_UINTEGER('q', "nrequeue", &params.nrequeue, "Specify amount of threads to requeue at once"),
57 	OPT_BOOLEAN( 's', "silent",   &params.silent, "Silent mode: do not display data/details"),
58 	OPT_BOOLEAN( 'S', "shared",   &params.fshared, "Use shared futexes instead of private ones"),
59 	OPT_BOOLEAN( 'm', "mlockall", &params.mlockall, "Lock all current and future memory"),
60 	OPT_BOOLEAN( 'B', "broadcast", &params.broadcast, "Requeue all threads at once"),
61 	OPT_BOOLEAN( 'p', "pi", &params.pi, "Use PI-aware variants of FUTEX_CMP_REQUEUE"),
79 	       params.nthreads,  in print_summary()
82 	futex_print_nbuckets(&params);  in print_summary()
97 		if (!params.pi) {  in workerfn()
103 				if (!params.silent)  in workerfn()
117 				if (!params.silent)  in workerfn()
134 	threads_starting = params.nthreads;  in block_threads()
141 	for (i = 0; i < params.nthreads; i++) {  in block_threads()
189 	if (params.mlockall) {  in bench_futex_requeue()
194 	if (!params.nthreads)  in bench_futex_requeue()
195 		params.nthreads = perf_cpu_map__nr(cpu);  in bench_futex_requeue()
197 	worker = calloc(params.nthreads, sizeof(*worker));  in bench_futex_requeue()
201 	if (!params.fshared)  in bench_futex_requeue()
204 	if (params.nrequeue > params.nthreads)  in bench_futex_requeue()
205 		params.nrequeue = params.nthreads;  in bench_futex_requeue()
207 	if (params.broadcast)  in bench_futex_requeue()
208 		params.nrequeue = params.nthreads;  in bench_futex_requeue()
210 	futex_set_nbuckets_param(&params);  in bench_futex_requeue()
213 	       "%d at a time.\n\n",  getpid(), params.nthreads,  in bench_futex_requeue()
214 	       params.fshared ? "shared":"private", &futex1,  in bench_futex_requeue()
215 	       params.pi ? "PI ": "", &futex2, params.nrequeue);  in bench_futex_requeue()
241 		while (nrequeued < params.nthreads) {  in bench_futex_requeue()
250 			if (!params.pi) {  in bench_futex_requeue()
252 						      params.nrequeue,  in bench_futex_requeue()
256 							 params.nrequeue,  in bench_futex_requeue()
274 		if (!params.silent) {  in bench_futex_requeue()
275 			if (!params.pi)  in bench_futex_requeue()
278 				       params.nthreads,  in bench_futex_requeue()
285 				       params.nthreads,  in bench_futex_requeue()
291 		if (!params.pi) {  in bench_futex_requeue()
294 			if (params.nthreads != nrequeued)  in bench_futex_requeue()
296 				      nrequeued, params.nthreads);  in bench_futex_requeue()
299 		for (i = 0; i < params.nthreads; i++) {  in bench_futex_requeue()