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Searched refs:nr_cpus (Results 1 – 25 of 84) sorted by relevance

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/linux/tools/lib/perf/
A Dcpumap.c51 int nr_cpus; in cpu_map__default_new() local
54 if (nr_cpus < 0) in cpu_map__default_new()
61 for (i = 0; i < nr_cpus; ++i) in cpu_map__default_new()
64 cpus->nr = nr_cpus; in cpu_map__default_new()
97 assert(j <= nr_cpus); in cpu_map__trim_new()
107 int nr_cpus = 0; in perf_cpu_map__read() local
134 tmp_cpus[nr_cpus++] = prev; in perf_cpu_map__read()
144 tmp_cpus[nr_cpus++] = cpu; in perf_cpu_map__read()
153 if (nr_cpus > 0) in perf_cpu_map__read()
181 int i, nr_cpus = 0; in perf_cpu_map__new() local
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/linux/tools/testing/selftests/bpf/prog_tests/
A Dmap_init.c10 static int nr_cpus; variable
22 pcpu_map_value_t value[nr_cpus]; in map_populate()
26 for (i = 0; i < nr_cpus; i++) in map_populate()
105 for (i = 0; i < nr_cpus; i++) { in check_values_one_cpu()
131 pcpu_map_value_t value[nr_cpus]; in test_pcpu_map_init()
171 pcpu_map_value_t value[nr_cpus]; in test_pcpu_lru_map_init()
203 nr_cpus = bpf_num_possible_cpus(); in test_map_init()
204 if (nr_cpus <= 1) { in test_map_init()
A Dlookup_and_delete.c11 static int nr_cpus; variable
29 __u64 key, value[nr_cpus]; in fill_values_percpu()
32 for (i = 0; i < nr_cpus; i++) in fill_values_percpu()
136 __u64 key, val, value[nr_cpus]; in test_lookup_and_delete_percpu_hash()
154 for (i = 0; i < nr_cpus; i++) { in test_lookup_and_delete_percpu_hash()
220 __u64 key, val, value[nr_cpus]; in test_lookup_and_delete_lru_percpu_hash()
239 for (i = 0; i < nr_cpus; i++) in test_lookup_and_delete_lru_percpu_hash()
249 for (i = 0; i < nr_cpus; i++) { in test_lookup_and_delete_lru_percpu_hash()
278 nr_cpus = bpf_num_possible_cpus(); in test_lookup_and_delete()
A Dperf_buffer.c48 int err, on_len, nr_on_cpus = 0, nr_cpus, i, j; in serial_test_perf_buffer() local
57 nr_cpus = libbpf_num_possible_cpus(); in serial_test_perf_buffer()
58 if (CHECK(nr_cpus < 0, "nr_cpus", "err %d\n", nr_cpus)) in serial_test_perf_buffer()
96 for (i = 0; i < nr_cpus; i++) { in serial_test_perf_buffer()
119 for (i = 0, j = 0; i < nr_cpus; i++) { in serial_test_perf_buffer()
A Dxdp_noinline.c8 unsigned int nr_cpus = bpf_num_possible_cpus(); in test_xdp_noinline() local
19 } stats[nr_cpus]; in test_xdp_noinline()
59 for (i = 0; i < nr_cpus; i++) { in test_xdp_noinline()
/linux/tools/testing/selftests/bpf/map_tests/
A Darray_map_batch_ops.c12 static int nr_cpus; variable
27 cpu_offset = i * nr_cpus; in map_batch_update()
28 for (j = 0; j < nr_cpus; j++) in map_batch_update()
48 cpu_offset = i * nr_cpus; in map_batch_verify()
49 for (j = 0; j < nr_cpus; j++) { in map_batch_verify()
96 value_size *= nr_cpus; in __test_map_lookup_and_update_batch()
163 nr_cpus = libbpf_num_possible_cpus(); in test_array_map_batch_ops()
165 CHECK(nr_cpus < 0, "nr_cpus checking", in test_array_map_batch_ops()
/linux/tools/testing/selftests/bpf/
A Dtest_lru_map.c27 static int nr_cpus; variable
107 unsigned long long value0[nr_cpus], value1[nr_cpus]; in map_subset()
138 while (next < nr_cpus) { in sched_next_online()
161 unsigned long long key, value[nr_cpus]; in test_lru_sanity0()
334 unsigned long long key, value[nr_cpus]; in test_lru_sanity2()
507 unsigned long long key, value[nr_cpus]; in test_lru_sanity4()
518 3 * tgt_free * nr_cpus); in test_lru_sanity4()
565 unsigned long long key, value[nr_cpus]; in do_test_lru_sanity5()
887 nr_cpus = bpf_num_possible_cpus(); in main()
888 assert(nr_cpus != -1); in main()
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/linux/samples/bpf/
A Dtest_lru_dist.c32 static int nr_cpus; variable
225 if (next_to_try == nr_cpus) in sched_next_online()
228 while (next_to_try < nr_cpus) { in sched_next_online()
321 nr_cpus * lru_size); in test_parallel_lru_dist()
337 unsigned long long key, value[nr_cpus]; in test_lru_loss0()
391 unsigned long long key, value[nr_cpus]; in test_lru_loss1()
478 nr_cpus * (1000 + 200)); in test_parallel_lru_loss()
512 nr_cpus = bpf_num_possible_cpus(); in main()
513 assert(nr_cpus != -1); in main()
514 printf("nr_cpus:%d\n\n", nr_cpus); in main()
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A Dxdp_sample_user.c324 nr_cpus); in alloc_record_per_cpu()
357 for (i = 0; i < nr_cpus; i++) { in map_collect_percpu()
415 arr = &values[i * nr_cpus]; in map_collect_percpu_devmap()
661 for (i = 0; i < nr_cpus; i++) { in stats_get_rx_cnt()
694 unsigned int nr_cpus) in stats_get_cpumap_enqueue() argument
748 unsigned int nr_cpus) in stats_get_cpumap_remote() argument
787 unsigned int nr_cpus) in stats_get_cpumap_kthread() argument
825 unsigned int nr_cpus, in stats_get_redirect_cnt() argument
906 unsigned int nr_cpus, in stats_get_exception_cnt() argument
951 unsigned int nr_cpus, in stats_get_devmap_xmit() argument
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A Dtracex3_user.c20 unsigned int nr_cpus = bpf_num_possible_cpus(); in clear_stats() local
21 __u64 values[nr_cpus]; in clear_stats()
77 unsigned int nr_cpus = bpf_num_possible_cpus(); in print_hist() local
79 long values[nr_cpus]; in print_hist()
89 for (i = 0; i < nr_cpus; i++) in print_hist()
A Dsampleip_user.c27 static int nr_cpus; variable
49 for (i = 0; i < nr_cpus; i++) { in sampling_start()
72 for (i = 0; i < nr_cpus; i++) in sampling_end()
173 nr_cpus = sysconf(_SC_NPROCESSORS_ONLN); in main()
174 links = calloc(nr_cpus, sizeof(struct bpf_link *)); in main()
A Dxdp_rxq_info_user.c199 unsigned int nr_cpus = bpf_num_possible_cpus(); in alloc_record_per_cpu() local
202 array = calloc(nr_cpus, sizeof(struct datarec)); in alloc_record_per_cpu()
204 fprintf(stderr, "Mem alloc error (nr_cpus:%u)\n", nr_cpus); in alloc_record_per_cpu()
258 unsigned int nr_cpus = bpf_num_possible_cpus(); in map_collect_percpu() local
259 struct datarec values[nr_cpus]; in map_collect_percpu()
273 for (i = 0; i < nr_cpus; i++) { in map_collect_percpu()
339 unsigned int nr_cpus = bpf_num_possible_cpus(); in stats_print() local
362 for (i = 0; i < nr_cpus; i++) { in stats_print()
396 for (i = 0; i < nr_cpus; i++) { in stats_print()
A Dlwt_len_hist_user.c31 unsigned int nr_cpus = bpf_num_possible_cpus(); in main() local
33 uint64_t values[nr_cpus], sum, max_value = 0, data[MAX_INDEX] = {}; in main()
54 for (i = 0; i < nr_cpus; i++) in main()
A Dtracex6_user.c77 int i, status, nr_cpus = sysconf(_SC_NPROCESSORS_CONF); in test_perf_event_array() local
78 pid_t pid[nr_cpus]; in test_perf_event_array()
83 for (i = 0; i < nr_cpus; i++) { in test_perf_event_array()
92 for (i = 0; i < nr_cpus; i++) { in test_perf_event_array()
/linux/tools/testing/selftests/kvm/lib/aarch64/
A Dgic.c26 gic_dist_init(enum gic_type type, unsigned int nr_cpus, void *dist_base) in gic_dist_init() argument
43 gic_ops->gic_init(nr_cpus, dist_base); in gic_dist_init()
52 void gic_init(enum gic_type type, unsigned int nr_cpus, in gic_init() argument
60 GUEST_ASSERT(nr_cpus); in gic_init()
62 gic_dist_init(type, nr_cpus, dist_base); in gic_init()
A Dgic_v3.c18 unsigned int nr_cpus; member
94 GUEST_ASSERT(cpu < gicv3_data.nr_cpus); in gicv3_config_irq()
146 GUEST_ASSERT(cpu < gicv3_data.nr_cpus); in gicv3_cpu_init()
214 static void gicv3_init(unsigned int nr_cpus, void *dist_base) in gicv3_init() argument
216 GUEST_ASSERT(nr_cpus <= GICV3_MAX_CPUS); in gicv3_init()
218 gicv3_data.nr_cpus = nr_cpus; in gicv3_init()
/linux/drivers/powercap/
A Ddtpm_cpu.c48 int i, nr_cpus; in set_pd_power_limit() local
51 nr_cpus = cpumask_weight(&cpus); in set_pd_power_limit()
55 power = pd->table[i].power * MICROWATT_PER_MILLIWATT * nr_cpus; in set_pd_power_limit()
66 MICROWATT_PER_MILLIWATT * nr_cpus; in set_pd_power_limit()
134 int nr_cpus; in update_pd_power_uw() local
137 nr_cpus = cpumask_weight(&cpus); in update_pd_power_uw()
141 dtpm->power_min *= nr_cpus; in update_pd_power_uw()
145 dtpm->power_max *= nr_cpus; in update_pd_power_uw()
/linux/arch/mips/loongson64/
A Denv.c139 loongson_sysconf.nr_cpus = ecpu->nr_cpus; in prom_lefi_init_env()
142 if (ecpu->nr_cpus > NR_CPUS || ecpu->nr_cpus == 0) in prom_lefi_init_env()
143 loongson_sysconf.nr_cpus = NR_CPUS; in prom_lefi_init_env()
144 loongson_sysconf.nr_nodes = (loongson_sysconf.nr_cpus + in prom_lefi_init_env()
/linux/tools/perf/util/
A Dbpf_counter_cgroup.c50 __u32 nr_cpus = evlist->core.all_cpus->nr; in bperf_load_program() local
96 for (i = 0; i < nr_cpus; i++) { in bperf_load_program()
125 for (cpu = 0; cpu < nr_cpus; cpu++) { in bperf_load_program()
211 int nr_cpus = evlist->core.all_cpus->nr; in bperf_cgrp__sync_counters() local
214 for (i = 0; i < nr_cpus; i++) { in bperf_cgrp__sync_counters()
247 int i, cpu, nr_cpus = evlist->core.all_cpus->nr; in bperf_cgrp__read() local
274 for (i = 0; i < nr_cpus; i++) { in bperf_cgrp__read()
A Dsvghelper.c700 int *pos, int nr_cpus) in scan_thread_topology() argument
723 scan_thread_topology(map, t, cpu, &pos, nr_cpus); in scan_core_topology()
726 static int str_to_bitmap(char *s, cpumask_t *b, int nr_cpus) in str_to_bitmap() argument
739 if (c >= nr_cpus) { in str_to_bitmap()
754 int i, nr_cpus; in svg_build_topology_map() local
758 nr_cpus = min(env->nr_cpus_online, MAX_NR_CPUS); in svg_build_topology_map()
774 if (str_to_bitmap(sib_core, &t.sib_core[i], nr_cpus)) { in svg_build_topology_map()
783 if (str_to_bitmap(sib_thr, &t.sib_thr[i], nr_cpus)) { in svg_build_topology_map()
791 topology_map = malloc(sizeof(int) * nr_cpus); in svg_build_topology_map()
797 for (i = 0; i < nr_cpus; i++) in svg_build_topology_map()
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/linux/arch/arm64/kvm/vgic/
A Dvgic-debug.c26 int nr_cpus; member
45 ++iter->vcpu_id < iter->nr_cpus) in iter_next()
58 int nr_cpus = atomic_read(&kvm->online_vcpus); in iter_init() local
62 iter->nr_cpus = nr_cpus; in iter_init()
78 iter->vcpu_id == iter->nr_cpus && in end_of_vgic()
246 if (iter->vcpu_id < iter->nr_cpus) in vgic_debug_show()
/linux/drivers/pci/controller/
A Dpcie-iproc-msi.c98 int nr_cpus; member
197 return (hwirq % msi->nr_cpus); in hwirq_to_cpu()
253 if (msi->nr_cpus > 1 && nr_irqs > 1) in iproc_msi_irq_domain_alloc()
263 order_base_2(msi->nr_cpus * nr_irqs)); in iproc_msi_irq_domain_alloc()
291 order_base_2(msi->nr_cpus * nr_irqs)); in iproc_msi_irq_domain_free()
478 for (i = cpu; i < msi->nr_irqs; i += msi->nr_cpus) { in iproc_msi_irq_free()
542 msi->nr_cpus = num_possible_cpus(); in iproc_msi_init()
544 if (msi->nr_cpus == 1) in iproc_msi_init()
559 if (msi->nr_irqs < msi->nr_cpus) { in iproc_msi_init()
565 if (msi->nr_irqs % msi->nr_cpus != 0) { in iproc_msi_init()
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/linux/tools/testing/selftests/vm/
A Duserfaultfd.c411 for (i = 0; i < nr_cpus * 2; ++i) { in uffd_test_ctx_clear()
489 for (cpu = 0; cpu < nr_cpus; cpu++) in uffd_test_ctx_init()
820 pthread_t locking_threads[nr_cpus]; in stress()
821 pthread_t uffd_threads[nr_cpus]; in stress()
822 pthread_t background_threads[nr_cpus]; in stress()
825 for (cpu = 0; cpu < nr_cpus; cpu++) { in stress()
845 for (cpu = 0; cpu < nr_cpus; cpu++) in stress()
861 for (cpu = 0; cpu < nr_cpus; cpu++) in stress()
865 for (cpu = 0; cpu < nr_cpus; cpu++) { in stress()
1423 struct uffd_stats uffd_stats[nr_cpus]; in userfaultfd_stress()
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/linux/tools/perf/arch/arm/util/
A Dauxtrace.c21 int ret, i, nr_cpus = sysconf(_SC_NPROCESSORS_CONF); in find_all_arm_spe_pmus() local
25 arm_spe_pmus = zalloc(sizeof(struct perf_pmu *) * nr_cpus); in find_all_arm_spe_pmus()
32 for (i = 0; i < nr_cpus; i++) { in find_all_arm_spe_pmus()
/linux/tools/virtio/virtio-trace/
A Dtrace-agent.c31 int nr_cpus = (int)sysconf(_SC_NPROCESSORS_CONF); in get_total_cpus() local
33 if (nr_cpus <= 0) { in get_total_cpus()
36 } else if (nr_cpus > MAX_CPUS) { in get_total_cpus()
41 return nr_cpus; in get_total_cpus()

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