| /linux-6.12.1/tools/lib/perf/ |
| D | cpumap.c | 14 void perf_cpu_map__set_nr(struct perf_cpu_map *map, int nr_cpus) in perf_cpu_map__set_nr() argument
16 RC_CHK_ACCESS(map)->nr = nr_cpus; in perf_cpu_map__set_nr()
19 struct perf_cpu_map *perf_cpu_map__alloc(int nr_cpus) in perf_cpu_map__alloc() argument
24 if (nr_cpus == 0) in perf_cpu_map__alloc()
27 cpus = malloc(sizeof(*cpus) + sizeof(struct perf_cpu) * nr_cpus); in perf_cpu_map__alloc()
29 cpus->nr = nr_cpus; in perf_cpu_map__alloc()
77 int nr_cpus, nr_cpus_conf; in cpu_map__new_sysconf() local
79 nr_cpus = sysconf(_SC_NPROCESSORS_ONLN); in cpu_map__new_sysconf()
80 if (nr_cpus < 0) in cpu_map__new_sysconf()
84 if (nr_cpus != nr_cpus_conf) { in cpu_map__new_sysconf()
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| /linux-6.12.1/tools/testing/selftests/kvm/aarch64/ |
| D | vgic_lpi_stress.c | 34 u32 nr_cpus; member
47 .nr_cpus = 1,
68 u32 nr_cpus = test_data.nr_cpus; in guest_setup_its_mappings() local
70 for (coll_id = 0; coll_id < nr_cpus; coll_id++) in guest_setup_its_mappings()
85 coll_id = (coll_id + 1) % test_data.nr_cpus; in guest_setup_its_mappings()
94 for (i = 0; i < test_data.nr_cpus; i++) in guest_invalidate_all_rdists()
103 gic_init(GIC_V3, test_data.nr_cpus); in guest_setup_gic()
112 while (atomic_load(&nr_cpus_ready) < test_data.nr_cpus) in guest_setup_gic()
158 sz += (1 + test_data.nr_cpus) * SZ_64K; in setup_memslot()
185 u32 nr_cpus = test_data.nr_cpus; in setup_test_data() local
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| /linux-6.12.1/tools/testing/selftests/bpf/prog_tests/ |
| D | map_lookup_percpu_elem.c | 11 int ret, i, nr_cpus = libbpf_num_possible_cpus(); in test_map_lookup_percpu_elem() local
14 buf = malloc(nr_cpus*sizeof(__u64)); in test_map_lookup_percpu_elem()
18 for (i = 0; i < nr_cpus; i++) in test_map_lookup_percpu_elem()
20 sum = (nr_cpus - 1) * nr_cpus / 2; in test_map_lookup_percpu_elem()
27 skel->rodata->nr_cpus = nr_cpus; in test_map_lookup_percpu_elem()
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| D | map_init.c | 10 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()
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| D | lookup_and_delete.c | 11 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()
137 __u64 key, val, value[nr_cpus]; in test_lookup_and_delete_percpu_hash()
156 for (i = 0; i < nr_cpus; i++) { in test_lookup_and_delete_percpu_hash()
223 __u64 key, val, value[nr_cpus]; in test_lookup_and_delete_lru_percpu_hash()
242 for (i = 0; i < nr_cpus; i++) in test_lookup_and_delete_lru_percpu_hash()
252 for (i = 0; i < nr_cpus; i++) { in test_lookup_and_delete_lru_percpu_hash()
281 nr_cpus = bpf_num_possible_cpus(); in test_lookup_and_delete()
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| D | perf_buffer.c | 48 int err, on_len, nr_on_cpus = 0, nr_cpus, i, j; in serial_test_perf_buffer() local
56 nr_cpus = libbpf_num_possible_cpus(); in serial_test_perf_buffer()
57 if (CHECK(nr_cpus < 0, "nr_cpus", "err %d\n", nr_cpus)) in serial_test_perf_buffer()
94 for (i = 0; i < nr_cpus; i++) { in serial_test_perf_buffer()
117 for (i = 0, j = 0; i < nr_cpus; i++) { in serial_test_perf_buffer()
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| /linux-6.12.1/tools/tracing/rtla/src/ |
| D | timerlat_u.c | 106 static int timerlat_u_send_kill(pid_t *procs, int nr_cpus) in timerlat_u_send_kill() argument
111 for (i = 0; i < nr_cpus; i++) { in timerlat_u_send_kill()
138 int nr_cpus = sysconf(_SC_NPROCESSORS_CONF); in timerlat_u_dispatcher() local
150 procs = calloc(nr_cpus, sizeof(pid_t)); in timerlat_u_dispatcher()
154 for (i = 0; i < nr_cpus; i++) { in timerlat_u_dispatcher()
177 timerlat_u_send_kill(procs, nr_cpus); in timerlat_u_dispatcher()
190 for (i = 0; i < nr_cpus; i++) { in timerlat_u_dispatcher()
204 timerlat_u_send_kill(procs, nr_cpus); in timerlat_u_dispatcher()
212 for (i = 0; i < nr_cpus; i++) { in timerlat_u_dispatcher()
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| D | osnoise_hist.c | 64 int nr_cpus; member
76 for (cpu = 0; cpu < data->nr_cpus; cpu++) { in osnoise_free_histogram()
92 *osnoise_alloc_histogram(int nr_cpus, int entries, int bucket_size) in osnoise_alloc_histogram() argument
103 data->nr_cpus = nr_cpus; in osnoise_alloc_histogram()
105 data->hist = calloc(1, sizeof(*data->hist) * nr_cpus); in osnoise_alloc_histogram()
109 for (cpu = 0; cpu < nr_cpus; cpu++) { in osnoise_alloc_histogram()
116 for (cpu = 0; cpu < nr_cpus; cpu++) in osnoise_alloc_histogram()
276 for (cpu = 0; cpu < data->nr_cpus; cpu++) { in osnoise_hist_header()
307 for (cpu = 0; cpu < data->nr_cpus; cpu++) { in osnoise_print_summary()
321 for (cpu = 0; cpu < data->nr_cpus; cpu++) { in osnoise_print_summary()
[all …]
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| D | osnoise_top.c | 69 int nr_cpus; member
85 static struct osnoise_top_data *osnoise_alloc_top(int nr_cpus) in osnoise_alloc_top() argument
93 data->nr_cpus = nr_cpus; in osnoise_alloc_top()
96 data->cpu_data = calloc(1, sizeof(*data->cpu_data) * nr_cpus); in osnoise_alloc_top()
264 static int nr_cpus = -1; in osnoise_print_stats() local
267 if (nr_cpus == -1) in osnoise_print_stats()
268 nr_cpus = sysconf(_SC_NPROCESSORS_CONF); in osnoise_print_stats()
275 for (i = 0; i < nr_cpus; i++) { in osnoise_print_stats()
645 int nr_cpus; in osnoise_init_top() local
647 nr_cpus = sysconf(_SC_NPROCESSORS_CONF); in osnoise_init_top()
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| /linux-6.12.1/tools/testing/selftests/mm/ |
| D | uffd-stress.c | 182 pthread_t locking_threads[nr_cpus]; in stress()
183 pthread_t uffd_threads[nr_cpus]; in stress()
184 pthread_t background_threads[nr_cpus]; in stress()
187 for (cpu = 0; cpu < nr_cpus; cpu++) { in stress()
205 for (cpu = 0; cpu < nr_cpus; cpu++) in stress()
221 for (cpu = 0; cpu < nr_cpus; cpu++) in stress()
225 for (cpu = 0; cpu < nr_cpus; cpu++) { in stress()
248 struct uffd_args args[nr_cpus]; in userfaultfd_stress()
252 memset(args, 0, sizeof(struct uffd_args) * nr_cpus); in userfaultfd_stress()
327 uffd_stats_reset(args, nr_cpus); in userfaultfd_stress()
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| /linux-6.12.1/tools/testing/selftests/bpf/map_tests/ |
| D | array_map_batch_ops.c | 13 static int nr_cpus; variable
28 cpu_offset = i * nr_cpus; in map_batch_update()
29 for (j = 0; j < nr_cpus; j++) in map_batch_update()
49 cpu_offset = i * nr_cpus; in map_batch_verify()
50 for (j = 0; j < nr_cpus; j++) { in map_batch_verify()
90 value_size *= nr_cpus; in __test_map_lookup_and_update_batch()
158 nr_cpus = libbpf_num_possible_cpus(); in test_array_map_batch_ops()
160 CHECK(nr_cpus < 0, "nr_cpus checking", in test_array_map_batch_ops()
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| /linux-6.12.1/tools/testing/selftests/bpf/ |
| D | test_lru_map.c | 26 static int nr_cpus; variable
96 unsigned long long value0[nr_cpus], value1[nr_cpus]; in map_subset()
127 while (next < nr_cpus) { in sched_next_online()
151 unsigned long long key, value[nr_cpus]; in test_lru_sanity0()
161 lru_map_fd = create_map(map_type, map_flags, 2 * nr_cpus); in test_lru_sanity0()
242 unsigned long long key, end_key, value[nr_cpus]; in test_lru_sanity1()
318 unsigned long long key, value[nr_cpus]; in test_lru_sanity2()
425 unsigned long long key, end_key, value[nr_cpus]; in test_lru_sanity3()
490 unsigned long long key, value[nr_cpus]; in test_lru_sanity4()
501 3 * tgt_free * nr_cpus); in test_lru_sanity4()
[all …]
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| /linux-6.12.1/samples/bpf/ |
| D | test_lru_dist.c | 31 static int nr_cpus; variable
222 if (next_to_try == nr_cpus) in sched_next_online()
225 while (next_to_try < nr_cpus) { in sched_next_online()
318 nr_cpus * lru_size); in test_parallel_lru_dist()
334 unsigned long long key, value[nr_cpus]; in test_lru_loss0()
346 map_fd = create_map(map_type, map_flags, 900 * nr_cpus); in test_lru_loss0()
388 unsigned long long key, value[nr_cpus]; in test_lru_loss1()
398 map_fd = create_map(map_type, map_flags, 1000 * nr_cpus); in test_lru_loss1()
426 unsigned long long key, value[nr_cpus]; in do_test_parallel_lru_loss()
475 nr_cpus * (1000 + 200)); in test_parallel_lru_loss()
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| D | xdp_sample_user.c | 317 unsigned int nr_cpus = libbpf_num_possible_cpus(); in alloc_record_per_cpu() local
320 array = calloc(nr_cpus, sizeof(*array)); in alloc_record_per_cpu()
323 nr_cpus); in alloc_record_per_cpu()
343 unsigned int nr_cpus = libbpf_num_possible_cpus(); in map_collect_percpu() local
356 for (i = 0; i < nr_cpus; i++) { in map_collect_percpu()
382 unsigned int nr_cpus = bpf_num_possible_cpus(); in map_collect_percpu_devmap() local
392 values = calloc(count * nr_cpus, sizeof(struct datarec)); in map_collect_percpu_devmap()
414 arr = &values[i * nr_cpus]; in map_collect_percpu_devmap()
650 unsigned int nr_cpus, struct sample_output *out) in stats_get_rx_cnt() argument
660 for (i = 0; i < nr_cpus; i++) { in stats_get_rx_cnt()
[all …]
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| D | tracex3_user.c | 19 unsigned int nr_cpus = bpf_num_possible_cpus(); in clear_stats() local
20 __u64 values[nr_cpus]; in clear_stats()
76 unsigned int nr_cpus = bpf_num_possible_cpus(); in print_hist() local
78 long values[nr_cpus]; in print_hist()
88 for (i = 0; i < nr_cpus; i++) in print_hist()
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| D | sampleip_user.c | 26 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()
180 nr_cpus = sysconf(_SC_NPROCESSORS_ONLN); in main()
181 links = calloc(nr_cpus, sizeof(struct bpf_link *)); in main()
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| /linux-6.12.1/drivers/powercap/ |
| D | dtpm_cpu.c | 48 int i, nr_cpus; in set_pd_power_limit() local
50 nr_cpus = cpumask_weight_and(cpu_online_mask, to_cpumask(pd->cpus)); in set_pd_power_limit()
56 power = table[i].power * nr_cpus; in set_pd_power_limit()
63 power_limit = table[i - 1].power * nr_cpus; in set_pd_power_limit()
124 int nr_cpus; in update_pd_power_uw() local
126 nr_cpus = cpumask_weight_and(cpu_online_mask, to_cpumask(em->cpus)); in update_pd_power_uw()
132 dtpm->power_min *= nr_cpus; in update_pd_power_uw()
135 dtpm->power_max *= nr_cpus; in update_pd_power_uw()
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| /linux-6.12.1/tools/testing/selftests/kvm/lib/aarch64/ |
| D | gic.c | 25 static void gic_dist_init(enum gic_type type, unsigned int nr_cpus) in gic_dist_init() argument
42 gic_ops->gic_init(nr_cpus); in gic_dist_init()
51 void gic_init(enum gic_type type, unsigned int nr_cpus) in gic_init() argument
56 GUEST_ASSERT(nr_cpus); in gic_init()
58 gic_dist_init(type, nr_cpus); in gic_init()
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| /linux-6.12.1/tools/testing/selftests/bpf/progs/ |
| D | test_map_lookup_percpu_elem.c | 10 const volatile int nr_cpus; variable
60 bpf_loop(nr_cpus, read_percpu_elem_callback, &map_ctx, 0); in sysenter_getuid()
65 bpf_loop(nr_cpus, read_percpu_elem_callback, &map_ctx, 0); in sysenter_getuid()
70 bpf_loop(nr_cpus, read_percpu_elem_callback, &map_ctx, 0); in sysenter_getuid()
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| /linux-6.12.1/tools/perf/util/ |
| D | bpf_kwork_top.c | 126 int idx, nr_cpus, fd; in setup_filters() local
142 nr_cpus = libbpf_num_possible_cpus(); in setup_filters()
146 if (cpu.cpu >= nr_cpus) { in setup_filters()
270 int i, fd, nr_cpus; in perf_kwork__top_read_bpf() local
280 nr_cpus = libbpf_num_possible_cpus(); in perf_kwork__top_read_bpf()
281 data = calloc(nr_cpus, sizeof(struct work_data)); in perf_kwork__top_read_bpf()
292 for (i = 0; i < nr_cpus; i++) { in perf_kwork__top_read_bpf()
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| D | top.c | 31 int nr_cpus; in perf_top__header_snprintf() local
97 nr_cpus = perf_cpu_map__nr(top->evlist->core.user_requested_cpus); in perf_top__header_snprintf()
100 nr_cpus > 1 ? "s" : "", in perf_top__header_snprintf()
107 nr_cpus, nr_cpus > 1 ? "s" : ""); in perf_top__header_snprintf()
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| D | svghelper.c | 700 int *pos, int nr_cpus) in scan_thread_topology() argument
709 for_each_set_bit(thr, cpumask_bits(&t->sib_thr[i]), nr_cpus) in scan_thread_topology()
715 static void scan_core_topology(int *map, struct topology *t, int nr_cpus) in scan_core_topology() argument
722 for_each_set_bit(cpu, cpumask_bits(&t->sib_core[i]), nr_cpus) in scan_core_topology()
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
737 if (cpu.cpu >= nr_cpus) { in str_to_bitmap()
752 int i, nr_cpus; in svg_build_topology_map() local
757 nr_cpus = min(env->nr_cpus_online, MAX_NR_CPUS); in svg_build_topology_map()
773 if (str_to_bitmap(sib_core, &t.sib_core[i], nr_cpus)) { in svg_build_topology_map()
[all …]
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| /linux-6.12.1/arch/mips/loongson64/ |
| D | env.c | 147 loongson_sysconf.nr_cpus = ecpu->nr_cpus; in prom_lefi_init_env()
150 if (ecpu->nr_cpus > NR_CPUS || ecpu->nr_cpus == 0) in prom_lefi_init_env()
151 loongson_sysconf.nr_cpus = NR_CPUS; in prom_lefi_init_env()
152 loongson_sysconf.nr_nodes = (loongson_sysconf.nr_cpus + in prom_lefi_init_env()
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| /linux-6.12.1/arch/arm64/kvm/vgic/ |
| D | vgic-debug.c | 26 int nr_cpus; member
60 ++iter->vcpu_id < iter->nr_cpus) in iter_next()
97 int nr_cpus = atomic_read(&kvm->online_vcpus); in iter_init() local
101 iter->nr_cpus = nr_cpus; in iter_init()
114 iter->vcpu_id == iter->nr_cpus && in end_of_vgic()
283 if (iter->vcpu_id < iter->nr_cpus) in vgic_debug_show()
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| /linux-6.12.1/drivers/pci/controller/ |
| D | pcie-iproc-msi.c | 98 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()
490 for (i = cpu; i < msi->nr_irqs; i += msi->nr_cpus) { in iproc_msi_irq_setup()
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()
[all …]
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