Searched refs:nthreads (Results 1 - 25 of 36) sorted by last modified time

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/linux-master/arch/x86/kernel/cpu/
H A Dtopology_amd.c94 unsigned int nthreads = leaf.core_nthreads + 1; local
96 topology_update_dom(tscan, TOPO_SMT_DOMAIN, get_count_order(nthreads), nthreads);
H A Ddebugfs.c61 unsigned int dom, nthreads = 1; local
64 nthreads *= x86_topo_system.dom_size[dom];
67 x86_topo_system.dom_size[dom], nthreads);
/linux-master/tools/testing/selftests/mm/
H A Dgup_test.c94 int filed, i, opt, nr_pages = 1, thp = -1, write = 1, nthreads = 1, ret; local
131 nthreads = atoi(optarg);
204 ksft_set_plan(nthreads);
257 tid = malloc(sizeof(pthread_t) * nthreads);
259 for (i = 0; i < nthreads; i++) {
263 for (i = 0; i < nthreads; i++) {
H A Dpagemap_ioctl.c1304 static const unsigned int nthreads = 6, pages_per_thread = 32, access_per_thread = 8; variable
1391 if (pthread_barrier_init(&start_barrier, NULL, nthreads + 1))
1394 if (pthread_barrier_init(&end_barrier, NULL, nthreads + 1))
1397 mem = mmap(NULL, 0x1000 * nthreads * pages_per_thread, PROT_READ | PROT_WRITE,
1402 wp_init(mem, 0x1000 * nthreads * pages_per_thread);
1403 wp_addr_range(mem, 0x1000 * nthreads * pages_per_thread);
1405 memset(mem, 0, 0x1000 * nthreads * pages_per_thread);
1407 count = get_dirty_pages_reset(mem, nthreads * pages_per_thread, 1, page_size);
1409 count = get_dirty_pages_reset(mem, nthreads * pages_per_thread, 1, page_size);
1413 for (i = 0; i < nthreads;
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/linux-master/arch/powerpc/kernel/
H A Dprom.c336 int i, nthreads; local
353 nthreads = len / sizeof(int);
359 for (i = 0; i < nthreads; i++) {
380 if (nr_cpu_ids % nthreads != 0) {
381 set_nr_cpu_ids(ALIGN(nr_cpu_ids, nthreads));
437 if (nthreads == 1)
H A Dsetup-common.c415 static int assign_threads(unsigned int cpu, unsigned int nthreads, bool present, argument
418 for (int i = 0; i < nthreads && cpu < nr_cpu_ids; i++) {
456 int nthreads = 1; local
489 nthreads = len / sizeof(int);
499 cpu = nthreads;
505 assign_threads(0, nthreads, avail, intserv);
515 cpu = assign_threads(cpu, nthreads, avail, intserv);
518 /* If no SMT supported, nthreads is forced to 1 */
520 DBG(" SMT disabled ! nthreads forced to 1\n");
521 nthreads
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/linux-master/arch/powerpc/kvm/
H A Dbook3s_hv.c1501 int thr, cpu, pcpu, nthreads; local
1505 nthreads = vcpu->kvm->arch.emul_smt_mode;
1507 cpu = vcpu->vcpu_id & ~(nthreads - 1);
1508 for (thr = 0; thr < nthreads; ++thr, ++cpu) {
/linux-master/tools/perf/util/
H A Devsel.c1796 int nthreads = perf_thread_map__nr(threads); local
1823 perf_evsel__alloc_fd(&evsel->core, perf_cpu_map__nr(cpus), nthreads) < 0)
2004 int idx, thread, nthreads; local
2018 nthreads = perf_thread_map__nr(threads);
2031 for (thread = 0; thread < nthreads; thread++) {
2034 if (thread >= nthreads)
2116 /* We just removed 1 thread, so lower the upper nthreads limit. */
2117 nthreads--;
2146 thread = nthreads;
H A Dstat.c157 int nthreads = perf_thread_map__nr(evsel->core.threads); local
160 counts = perf_counts__new(cpu_map_nr, nthreads);
249 int idx, nthreads = perf_thread_map__nr(evsel->core.threads); local
251 for (int thread = 0; thread < nthreads; thread++) {
464 int nthreads = perf_thread_map__nr(counter->core.threads); local
468 for (thread = 0; thread < nthreads; thread++) {
/linux-master/tools/perf/
H A Dbuiltin-stat.c318 int nthreads = perf_thread_map__nr(evsel_list->core.threads); local
324 for (thread = 0; thread < nthreads; thread++) {
H A Dbuiltin-script.c2294 int nthreads = perf_thread_map__nr(counter->core.threads); local
2305 for (thread = 0; thread < nthreads; thread++) {
/linux-master/fs/nfsd/
H A Dnfssvc.c702 int nfsd_get_nrthreads(int n, int *nthreads, struct net *net) argument
710 nthreads[i] = atomic_read(&serv->sv_pools[i].sp_nrthreads);
714 int nfsd_set_nrthreads(int n, int *nthreads, struct net *net) argument
732 nthreads[i] = min(nthreads[i], NFSD_MAXSERVS);
733 tot += nthreads[i];
738 int new = nthreads[i] * NFSD_MAXSERVS / tot;
739 tot -= (nthreads[i] - new);
740 nthreads[i] = new;
743 nthreads[
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H A Dnfsctl.c450 int *nthreads; local
466 nthreads = kcalloc(npools, sizeof(int), GFP_KERNEL);
468 if (nthreads == NULL)
473 rv = get_int(&mesg, &nthreads[i]);
479 if (nthreads[i] < 0)
481 trace_nfsd_ctl_pool_threads(net, i, nthreads[i]);
483 rv = nfsd_set_nrthreads(i, nthreads, net);
488 rv = nfsd_get_nrthreads(npools, nthreads, net);
495 snprintf(mesg, size, "%d%c", nthreads[i], (i == npools-1 ? '\n' : ' '));
502 kfree(nthreads);
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/linux-master/drivers/net/ethernet/marvell/mvpp2/
H A Dmvpp2_main.c91 return cpu % priv->nthreads;
1434 if (cpu > port->priv->nthreads)
1456 if (cpu >= port->priv->nthreads)
2560 for (thread = 0; thread < port->priv->nthreads; thread++) {
2658 if (smp_processor_id() >= port->priv->nthreads)
3164 for (thread = 0; thread < port->priv->nthreads; thread++) {
3201 for (thread = 0; thread < port->priv->nthreads; thread++) {
3271 for (thread = 0; thread < port->priv->nthreads; thread++) {
4908 for (thread = 0; thread < port->priv->nthreads; thread++) {
5806 port->nqvecs = priv->nthreads
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/linux-master/tools/perf/bench/
H A Dfutex-wake-parallel.c63 OPT_UINTEGER('t', "threads", &params.nthreads, "Specify amount of threads"),
155 threads_starting = params.nthreads;
162 for (i = 0; i < params.nthreads; i++) {
203 params.nthreads, waketime_avg / USEC_PER_MSEC,
218 params.nthreads,
271 if (!params.nthreads)
272 params.nthreads = perf_cpu_map__nr(cpu);
275 if (params.nwakes > params.nthreads ||
277 params.nwakes = params.nthreads;
279 if (params.nthreads
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H A Dfutex-wake.c53 OPT_UINTEGER('t', "threads", &params.nthreads, "Specify amount of threads"),
93 params.nthreads,
104 threads_starting = params.nthreads;
111 for (i = 0; i < params.nthreads; i++) {
166 if (!params.nthreads)
167 params.nthreads = perf_cpu_map__nr(cpu);
169 worker = calloc(params.nthreads, sizeof(*worker));
178 getpid(), params.nthreads, params.fshared ? "shared":"private",
205 while (nwoken != params.nthreads)
216 j + 1, nwoken, params.nthreads,
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H A Dfutex-requeue.c53 OPT_UINTEGER('t', "threads", &params.nthreads, "Specify amount of threads"),
77 params.nthreads,
131 threads_starting = params.nthreads;
138 for (i = 0; i < params.nthreads; i++) {
191 if (!params.nthreads)
192 params.nthreads = perf_cpu_map__nr(cpu);
194 worker = calloc(params.nthreads, sizeof(*worker));
201 if (params.nrequeue > params.nthreads)
202 params.nrequeue = params.nthreads;
205 params.nrequeue = params.nthreads;
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H A Dfutex-lock-pi.c48 OPT_UINTEGER('t', "threads", &params.nthreads, "Specify amount of threads"),
128 threads_starting = params.nthreads;
134 for (i = 0; i < params.nthreads; i++) {
189 if (!params.nthreads)
190 params.nthreads = perf_cpu_map__nr(cpu);
192 worker = calloc(params.nthreads, sizeof(*worker));
200 getpid(), params.nthreads, params.runtime);
207 threads_starting = params.nthreads;
221 for (i = 0; i < params.nthreads; i++) {
232 for (i = 0; i < params.nthreads;
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H A Dfutex-hash.c56 OPT_UINTEGER('t', "threads", &params.nthreads, "Specify amount of threads"),
155 if (!params.nthreads) /* default to the number of CPUs */
156 params.nthreads = perf_cpu_map__nr(cpu);
158 worker = calloc(params.nthreads, sizeof(*worker));
166 getpid(), params.nthreads, params.nfutexes, params.fshared ? "shared":"private", params.runtime);
173 threads_starting = params.nthreads;
182 for (i = 0; i < params.nthreads; i++) {
216 for (i = 0; i < params.nthreads; i++) {
227 for (i = 0; i < params.nthreads; i++) {
H A Depoll-wait.c91 static unsigned int nthreads = 0; variable
128 OPT_UINTEGER('t', "threads", &nthreads, "Specify amount of threads"),
317 for (i = 0; i < nthreads; i++) {
394 shuffle((void *)worker, nthreads, sizeof(*worker));
397 for (i = 0; i < nthreads; i++) {
468 if (!nthreads)
469 nthreads = perf_cpu_map__nr(cpu) - 1;
471 worker = calloc(nthreads, sizeof(*worker));
478 rl.rlim_cur = rl.rlim_max = nfds * nthreads * 2 + 50;
486 getpid(), nthreads, onesho
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H A Depoll-ctl.c36 static unsigned int nthreads = 0; variable
75 OPT_UINTEGER('t', "threads", &nthreads, "Specify amount of threads"),
240 for (i = 0; i < nthreads; i++) {
349 if (!nthreads)
350 nthreads = perf_cpu_map__nr(cpu);
352 worker = calloc(nthreads, sizeof(*worker));
358 rl.rlim_cur = rl.rlim_max = nfds * nthreads * 2 + 50;
366 getpid(), nthreads, nfds, nsecs);
375 threads_starting = nthreads;
391 for (i = 0; i < nthreads;
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/linux-master/tools/lib/perf/
H A Devsel.c52 int perf_evsel__alloc_fd(struct perf_evsel *evsel, int ncpus, int nthreads) argument
54 evsel->fd = xyarray__new(ncpus, nthreads, sizeof(int));
60 for (thread = 0; thread < nthreads; thread++) {
72 static int perf_evsel__alloc_mmap(struct perf_evsel *evsel, int ncpus, int nthreads) argument
74 evsel->mmap = xyarray__new(ncpus, nthreads, sizeof(struct perf_mmap));
513 int perf_evsel__alloc_id(struct perf_evsel *evsel, int ncpus, int nthreads) argument
515 if (ncpus == 0 || nthreads == 0)
518 evsel->sample_id = xyarray__new(ncpus, nthreads, sizeof(struct perf_sample_id));
522 evsel->id = zalloc(ncpus * nthreads * sizeof(u64));
/linux-master/lib/
H A Dtest_objpool.c39 atomic_t nthreads ____cacheline_aligned_in_smp;
142 atomic_set(&data->nthreads, 1);
223 atomic_inc(&test->data.nthreads);
236 if (atomic_dec_and_test(&test->data.nthreads))
245 int cpu, nthreads = 0; local
266 nthreads++;
272 pr_info("ALL: \tnthreads: %d duration: %lluus\n", nthreads, duration);
388 if (atomic_dec_and_test(&test->data.nthreads))
579 if (atomic_dec_and_test(&test->data.nthreads))
/linux-master/kernel/kcsan/
H A Dkcsan_test.c1372 long nthreads = (long)prev; local
1374 if (nthreads < 0 || nthreads >= 32)
1375 nthreads = 0; /* stop */
1376 else if (!nthreads)
1377 nthreads = 2; /* initial value */
1378 else if (nthreads < 5)
1379 nthreads++;
1380 else if (nthreads == 5)
1381 nthreads
1497 int nthreads; local
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/linux-master/kernel/locking/
H A Dtest-ww_mutex.c315 static int __test_cycle(unsigned int nthreads) argument
318 unsigned int n, last = nthreads - 1;
321 cycles = kmalloc_array(nthreads, sizeof(*cycles), GFP_KERNEL);
325 for (n = 0; n < nthreads; n++) {
344 for (n = 0; n < nthreads; n++)
350 for (n = 0; n < nthreads; n++) {
357 n, nthreads, cycle->result);
362 for (n = 0; n < nthreads; n++)
574 static int stress(int nlocks, int nthreads, unsigned int flags) argument
584 stress_array = kmalloc_array(nthreads, sizeo
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