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Searched refs:ncpus (Results 1 – 25 of 87) sorted by relevance

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/external/ltp/lib/
Dtst_cpu.c29 long ncpus = -1; in tst_ncpus() local
31 ncpus = SAFE_SYSCONF(NULL, _SC_NPROCESSORS_ONLN); in tst_ncpus()
35 return ncpus; in tst_ncpus()
80 long ncpus = tst_ncpus_max(); in tst_ncpus_available() local
81 size_t cpusz = CPU_ALLOC_SIZE(ncpus); in tst_ncpus_available()
82 cpu_set_t *cpus = CPU_ALLOC(ncpus); in tst_ncpus_available()
91 ncpus = CPU_COUNT_S(cpusz, cpus); in tst_ncpus_available()
95 return ncpus; in tst_ncpus_available()
/external/igt-gpu-tools/benchmarks/
Dprime_lookup.c53 static int loop(int nobj, int ndev, int nage, int ncpus, unsigned flags) in loop() argument
63 nobj, ndev, nage, ncpus, flags); in loop()
68 size = ncpus * sizeof(*results); in loop()
76 igt_fork(child, ncpus) { in loop()
120 results[ncpus] = 0; in loop()
121 for (n = 0; n < ncpus; n++) in loop()
122 results[ncpus] += results[n]; in loop()
123 printf("%.3f us\n", results[ncpus] / ncpus); in loop()
159 int ncpus = 1; in main() local
186 ncpus = sysconf(_SC_NPROCESSORS_ONLN); in main()
[all …]
Dgem_exec_fault.c72 static int loop(uint64_t size, unsigned ring, int reps, int ncpus, unsigned flags) in loop() argument
117 igt_fork(child, ncpus) { in loop()
149 for (int child = 0; child < ncpus; child++) in loop()
150 shared[ncpus] += shared[child]; in loop()
151 printf("%7.3f\n", shared[ncpus] / ncpus); in loop()
162 int ncpus = 1; in main() local
189 ncpus = sysconf(_SC_NPROCESSORS_ONLN); in main()
203 return loop(size, ring, reps, ncpus, flags); in main()
Dgem_exec_nop.c74 static int loop(unsigned ring, int reps, int ncpus, unsigned flags) in loop() argument
131 igt_fork(child, ncpus) { in loop()
170 for (int child = 0; child < ncpus; child++) in loop()
171 shared[ncpus] += shared[child]; in loop()
172 printf("%7.3f\n", shared[ncpus] / ncpus); in loop()
191 int ncpus = 1; in main() local
218 ncpus = sysconf(_SC_NPROCESSORS_ONLN); in main()
238 return loop(ring, reps, ncpus, flags); in main()
Dgem_exec_ctx.c81 int ncpus, in loop() argument
123 igt_fork(child, ncpus) { in loop()
179 for (int child = 0; child < ncpus; child++) in loop()
180 shared[ncpus] += shared[child]; in loop()
181 printf("%7.3f\n", shared[ncpus] / ncpus); in loop()
192 int ncpus = 1; in main() local
224 ncpus = sysconf(_SC_NPROCESSORS_ONLN); in main()
242 return loop(ring, reps, mode, ncpus, flags); in main()
Dgem_create.c87 int ncpus = 1; in main() local
103 ncpus = sysconf(_SC_NPROCESSORS_ONLN); in main()
153 igt_fork(child, ncpus) { in main()
178 for (int child = 0; child < ncpus; child++) in main()
179 shared[ncpus] += shared[child]; in main()
181 printf("%7.3f\n", shared[ncpus]); in main()
Dgem_blt.c184 static int run(int object, int batch, int time, int reps, int ncpus, unsigned flags) in run() argument
265 count = baseline((uint64_t)object * batch, 100) / ncpus; in run()
286 igt_fork(child, ncpus) { in run()
308 for (int child = 0; child < ncpus; child++) in run()
309 shared[ncpus] += shared[child]; in run()
310 printf("%7.3f\n", shared[ncpus] / ncpus); in run()
322 int ncpus = 1; in main() local
363 ncpus = sysconf(_SC_NPROCESSORS_ONLN); in main()
371 return run(size, batch, time, reps, ncpus, flags); in main()
Dgem_busy.c165 static int loop(unsigned ring, int reps, int ncpus, unsigned flags) in loop() argument
291 igt_fork(child, ncpus) { in loop()
334 for (int child = 0; child < ncpus; child++) in loop()
335 shared[ncpus] += shared[child]; in loop()
336 printf("%7.3f\n", shared[ncpus] / ncpus); in loop()
346 int ncpus = 1; in main() local
373 ncpus = sysconf(_SC_NPROCESSORS_ONLN); in main()
404 return loop(ring, reps, ncpus, flags); in main()
Dgem_syslatency.c360 int ncpus = sysconf(_SC_NPROCESSORS_ONLN); in main() local
374 ncpus = 1; in main()
419 busy = calloc(ncpus, sizeof(*busy)); in main()
422 for (n = 0; n < ncpus; n++) { in main()
432 wait = calloc(ncpus, sizeof(*wait)); in main()
435 for (n = 0; n < ncpus; n++) { in main()
444 igt_stats_init_with_size(&cycles, ncpus); in main()
446 for (n = 0; n < ncpus; n++) { in main()
452 igt_stats_init_with_size(&mean, ncpus); in main()
453 igt_stats_init_with_size(&max, ncpus); in main()
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/external/linux-kselftest/tools/testing/selftests/rcutorture/bin/
Dcpus2use.sh17 ncpus=`grep '^processor' /proc/cpuinfo | wc -l`
21 awk -v ncpus=$ncpus '{ print ncpus * ($7 + $NF) / 100 }'`
24 idlecpus=$ncpus
26 awk -v ncpus=$ncpus -v idlecpus=$idlecpus < /dev/null '
/external/rust/crates/grpcio-sys/grpc/src/core/lib/gpr/
Dcpu_linux.cc36 static int ncpus = 0; variable
42 ncpus = 1; in init_num_cpus()
48 ncpus = static_cast<int>(sysconf(_SC_NPROCESSORS_CONF)); in init_num_cpus()
49 if (ncpus < 1) { in init_num_cpus()
51 ncpus = 1; in init_num_cpus()
58 return static_cast<unsigned>(ncpus); in gpr_cpu_num_cores()
Dcpu_posix.cc34 static long ncpus = 0; variable
39 ncpus = sysconf(_SC_NPROCESSORS_CONF); in init_ncpus()
40 if (ncpus < 1 || ncpus > INT32_MAX) { in init_ncpus()
42 ncpus = 1; in init_ncpus()
49 return (unsigned)ncpus; in gpr_cpu_num_cores()
/external/grpc-grpc/src/core/lib/gpr/
Dcpu_linux.cc36 static int ncpus = 0; variable
42 ncpus = 1; in init_num_cpus()
48 ncpus = static_cast<int>(sysconf(_SC_NPROCESSORS_CONF)); in init_num_cpus()
49 if (ncpus < 1) { in init_num_cpus()
51 ncpus = 1; in init_num_cpus()
58 return static_cast<unsigned>(ncpus); in gpr_cpu_num_cores()
Dcpu_posix.cc35 static long ncpus = 0; variable
40 ncpus = sysconf(_SC_NPROCESSORS_CONF); in init_ncpus()
41 if (ncpus < 1 || ncpus > INT32_MAX) { in init_ncpus()
43 ncpus = 1; in init_ncpus()
50 return (unsigned)ncpus; in gpr_cpu_num_cores()
/external/ltp/testcases/kernel/syscalls/sched_setaffinity/
Dsched_setaffinity01.c92 long ncpus; in setup() local
93 ncpus = tst_ncpus_max(); in setup()
96 mask = CPU_ALLOC(ncpus); in setup()
100 mask_size = CPU_ALLOC_SIZE(ncpus); in setup()
105 emask = CPU_ALLOC(ncpus + 1); in setup()
109 emask_size = CPU_ALLOC_SIZE(ncpus + 1); in setup()
111 CPU_SET_S(ncpus, emask_size, emask); in setup()
/external/ltp/testcases/kernel/mem/cpuset/
Dcpuset01.c41 static long ncpus; variable
68 exit(mem_hog_cpuset(ncpus > 1 ? ncpus : 1)); in test_cpuset()
81 ncpus = count_cpu(); in setup()
165 int ncpus = 0; in count_cpu() local
167 while (path_exist(PATH_SYS_SYSTEM "/cpu/cpu%d", ncpus)) in count_cpu()
168 ncpus++; in count_cpu()
170 return ncpus; in count_cpu()
/external/ltp/testcases/kernel/controllers/cpuset/cpuset_lib/
Dcpuinfo.c25 int ncpus; variable
38 if (!ncpus) { in get_cpu_baseinfo()
39 ncpus = get_ncpus(); in get_cpu_baseinfo()
40 if (ncpus <= 0) in get_cpu_baseinfo()
50 cpus = malloc(sizeof(*cpus) * ncpus); in get_cpu_baseinfo()
53 memset(cpus, 0, sizeof(*cpus) * ncpus); in get_cpu_baseinfo()
68 if (data >= ncpus) { in get_cpu_baseinfo()
103 for (i = 0; i < ncpus; i++) { in online_cpumask()
225 if (ci < 0 || ci >= ncpus) { in get_sched_domains()
256 if (!ncpus) { in getcpuinfo()
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/external/bcc/tests/cc/
Dtest_hash_table.cc108 size_t ncpus = ebpf::BPFTable::get_possible_cpu_count(); variable
121 std::vector<uint64_t> v1(ncpus);
124 for (size_t j = 0; j < ncpus; j++) {
135 for (size_t j = 0; j < ncpus; j++) {
140 for (size_t j = 0; j < ncpus; j++) {
147 for (size_t j = 0; j < ncpus; j++) {
165 std::vector<uint64_t> v(ncpus);
168 for (size_t cpu = 0; cpu < ncpus; cpu++) {
183 for (size_t cpu = 0; cpu < ncpus; cpu++) {
Dtest_array_table.cc111 size_t ncpus = ebpf::BPFTable::get_possible_cpu_count(); variable
124 std::vector<uint64_t> v1(ncpus);
127 for (size_t j = 0; j < ncpus; j++) {
137 REQUIRE(v2.size() == ncpus);
138 for (size_t j = 0; j < ncpus; j++) {
/external/jemalloc_new/include/jemalloc/internal/
Djemalloc_internal_inlines_a.h30 if ((opt_percpu_arena == percpu_arena) || ((unsigned)cpuid < ncpus / in percpu_arena_choose()
36 arena_ind = cpuid - ncpus / 2; in percpu_arena_choose()
46 if (mode == per_phycpu_arena && ncpus > 1) { in percpu_arena_ind_limit()
47 if (ncpus % 2) { in percpu_arena_ind_limit()
49 return ncpus / 2 + 1; in percpu_arena_ind_limit()
51 return ncpus / 2; in percpu_arena_ind_limit()
53 return ncpus; in percpu_arena_ind_limit()
/external/igt-gpu-tools/tests/i915/
Dgem_ctx_create.c84 static void files(int core, int timeout, const int ncpus) in files() argument
100 igt_fork(child, ncpus) { in files()
127 static void active(int fd, unsigned engine, int timeout, int ncpus) in active() argument
156 if (ncpus < 0) { in active()
176 ncpus = -ncpus; in active()
179 igt_fork(child, ncpus) { in active()
256 static void maximum(int fd, int ncpus, unsigned mode) in maximum() argument
298 igt_fork(child, ncpus) { in maximum()
525 const int ncpus = sysconf(_SC_NPROCESSORS_ONLN); variable
566 maximum(fd, ncpus, CHECK_RAM);
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Dgem_exec_flush.c556 const int ncpus = sysconf(_SC_NPROCESSORS_ONLN); variable
616 batch(fd, ring, ncpus, timeout, b->mode, 0);
621 batch(fd, ring, ncpus, timeout, b->mode, COHERENT);
626 batch(fd, ring, ncpus, timeout, b->mode,
635 run(fd, ring, ncpus, timeout,
641 run(fd, ring, ncpus, timeout,
648 run(fd, ring, ncpus, timeout,
654 run(fd, ring, ncpus, timeout,
660 run(fd, ring, ncpus, timeout,
666 run(fd, ring, ncpus, timeout,
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/external/linux-kselftest/tools/testing/selftests/powerpc/
Dutils.c91 int ncpus, cpu = -1; in pick_online_cpu() local
95 ncpus = get_nprocs_conf(); in pick_online_cpu()
96 size = CPU_ALLOC_SIZE(ncpus); in pick_online_cpu()
97 mask = CPU_ALLOC(ncpus); in pick_online_cpu()
111 for (cpu = 8; cpu < ncpus; cpu += 8) in pick_online_cpu()
116 for (cpu = ncpus - 1; cpu >= 0; cpu--) in pick_online_cpu()
/external/ltp/include/lapi/
Dcpuset.h24 #define CPU_ALLOC(ncpus) malloc(sizeof(cpu_set_t)); \ argument
25 if (ncpus > CPU_SETSIZE) { \
27 "Your libc does not support masks with %ld cpus", (long)ncpus); \
/external/llvm/utils/lit/lit/
Dutil.py34 ncpus = os.sysconf("SC_NPROCESSORS_ONLN")
35 if isinstance(ncpus, int) and ncpus > 0:
36 return ncpus
41 ncpus = int(os.environ["NUMBER_OF_PROCESSORS"])
42 if ncpus > 0:
45 return min(ncpus, 32)

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