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/linux/Documentation/admin-guide/cgroup-v1/
A Dcpusets.rst174 - cpuset.cpus: list of CPUs in that cpuset
175 - cpuset.mems: list of Memory Nodes in that cpuset
247 A cpuset that is cpuset.mem_exclusive *or* cpuset.mem_hardwall is "hardwalled",
637 If a cpuset has its 'cpuset.cpus' modified, then each task in that cpuset
697 /sys/fs/cgroup/cpuset tasks file for that cpuset.
704 mount -t cgroup -ocpuset cpuset /sys/fs/cgroup/cpuset
741 # mount -t cgroup -o cpuset cpuset /sys/fs/cgroup/cpuset
762 cpuset.cpu_exclusive cpuset.mems
763 cpuset.cpus cpuset.sched_load_balance
771 the cpuset.
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A Dmemcg_test.rst168 mount -t cgroup -o cpuset none /opt/cpuset
170 mkdir /opt/cpuset/01
171 echo 1 > /opt/cpuset/01/cpuset.cpus
172 echo 0 > /opt/cpuset/01/cpuset.mems
173 echo 1 > /opt/cpuset/01/cpuset.memory_migrate
174 mkdir /opt/cpuset/02
175 echo 1 > /opt/cpuset/02/cpuset.cpus
176 echo 1 > /opt/cpuset/02/cpuset.mems
177 echo 1 > /opt/cpuset/02/cpuset.memory_migrate
181 under cpuset.::
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/linux/kernel/cgroup/
A Dcpuset.c88 struct cpuset { struct
213 static inline struct cpuset *parent_cs(struct cpuset *cs) in parent_cs()
422 struct cpuset *cs; in guarantee_online_cpus()
565 static struct cpuset *alloc_trial_cpuset(struct cpuset *cs) in alloc_trial_cpuset()
613 static int validate_change(struct cpuset *cur, struct cpuset *trial) in validate_change()
690 static int cpusets_overlap(struct cpuset *a, struct cpuset *b) in cpusets_overlap()
706 struct cpuset *cp; in update_domain_attr_tree()
1035 struct cpuset *cs; in rebuild_sched_domains_locked()
1127 struct cpuset *cs, struct cpuset *parent) in compute_effective_cpumask()
1194 struct cpuset *parent = parent_cs(cpuset); in update_parent_subparts_cpumask()
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/linux/tools/testing/selftests/powerpc/benchmarks/
A Dfork.c32 cpu_set_t cpuset; in set_cpu() local
37 CPU_ZERO(&cpuset); in set_cpu()
38 CPU_SET(cpu, &cpuset); in set_cpu()
40 if (sched_setaffinity(0, sizeof(cpuset), &cpuset)) { in set_cpu()
137 cpu_set_t cpuset; in bench_thread() local
149 CPU_ZERO(&cpuset); in bench_thread()
150 CPU_SET(cpu, &cpuset); in bench_thread()
152 rc = pthread_attr_setaffinity_np(&attr, sizeof(cpu_set_t), &cpuset); in bench_thread()
A Dcontext_switch.c78 cpu_set_t cpuset; in start_thread_on() local
81 CPU_ZERO(&cpuset); in start_thread_on()
82 CPU_SET(cpu, &cpuset); in start_thread_on()
109 cpu_set_t *cpuset; in start_process_on() local
123 cpuset = CPU_ALLOC(ncpus); in start_process_on()
124 if (!cpuset) { in start_process_on()
128 CPU_ZERO_S(size, cpuset); in start_process_on()
129 CPU_SET_S(cpu, size, cpuset); in start_process_on()
131 if (sched_setaffinity(0, size, cpuset)) { in start_process_on()
133 CPU_FREE(cpuset); in start_process_on()
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/linux/tools/testing/selftests/x86/
A Dsysret_ss_attrs.c55 cpu_set_t cpuset; in main() local
56 CPU_ZERO(&cpuset); in main()
57 CPU_SET(0, &cpuset); in main()
58 if (sched_setaffinity(0, sizeof(cpuset), &cpuset) != 0) in main()
A Dioperm.c90 cpu_set_t cpuset; in main() local
91 CPU_ZERO(&cpuset); in main()
92 CPU_SET(0, &cpuset); in main()
93 if (sched_setaffinity(0, sizeof(cpuset), &cpuset) != 0) in main()
A Dldt_gdt.c437 cpu_set_t cpuset; in threadproc() local
438 CPU_ZERO(&cpuset); in threadproc()
439 CPU_SET(1, &cpuset); in threadproc()
440 if (sched_setaffinity(0, sizeof(cpuset), &cpuset) != 0) in threadproc()
532 cpu_set_t cpuset; in do_multicpu_tests() local
537 CPU_ZERO(&cpuset); in do_multicpu_tests()
538 CPU_SET(1, &cpuset); in do_multicpu_tests()
539 if (sched_setaffinity(0, sizeof(cpuset), &cpuset) != 0) { in do_multicpu_tests()
544 CPU_ZERO(&cpuset); in do_multicpu_tests()
545 CPU_SET(0, &cpuset); in do_multicpu_tests()
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A Diopl.c174 cpu_set_t cpuset; in main() local
176 CPU_ZERO(&cpuset); in main()
177 CPU_SET(0, &cpuset); in main()
178 if (sched_setaffinity(0, sizeof(cpuset), &cpuset) != 0) in main()
/linux/tools/testing/selftests/powerpc/tm/
A Dtm-poison.c29 cpu_set_t cpuset; in tm_poison_test() local
42 CPU_ZERO(&cpuset); in tm_poison_test()
43 CPU_SET(cpu, &cpuset); in tm_poison_test()
44 FAIL_IF(sched_setaffinity(0, sizeof(cpuset), &cpuset) != 0); in tm_poison_test()
A Dtm-trap.c253 cpu_set_t cpuset; in tm_trap_test() local
274 CPU_ZERO(&cpuset); in tm_trap_test()
275 CPU_SET(cpu, &cpuset); in tm_trap_test()
287 rc = pthread_attr_setaffinity_np(&attr, sizeof(cpu_set_t), &cpuset); in tm_trap_test()
A Dtm-unavailable.c344 cpu_set_t cpuset; in tm_unavailable_test() local
353 CPU_ZERO(&cpuset); in tm_unavailable_test()
354 CPU_SET(cpu, &cpuset); in tm_unavailable_test()
362 rc = pthread_attr_setaffinity_np(&attr, sizeof(cpu_set_t), &cpuset); in tm_unavailable_test()
/linux/tools/testing/selftests/bpf/prog_tests/
A Dtest_overhead.c49 cpu_set_t cpuset; in setaffinity() local
52 CPU_ZERO(&cpuset); in setaffinity()
53 CPU_SET(cpu, &cpuset); in setaffinity()
54 sched_setaffinity(0, sizeof(cpuset), &cpuset); in setaffinity()
/linux/tools/power/cpupower/bench/
A Dsystem.c77 cpu_set_t cpuset; in set_cpu_affinity() local
79 CPU_ZERO(&cpuset); in set_cpu_affinity()
80 CPU_SET(cpu, &cpuset); in set_cpu_affinity()
84 if (sched_setaffinity(getpid(), sizeof(cpu_set_t), &cpuset) < 0) { in set_cpu_affinity()
/linux/tools/testing/selftests/intel_pstate/
A Daperf.c31 cpu_set_t cpuset; in main() local
54 CPU_ZERO(&cpuset); in main()
55 CPU_SET(cpu, &cpuset); in main()
57 if (sched_setaffinity(0, sizeof(cpu_set_t), &cpuset)) { in main()
/linux/tools/testing/selftests/vm/
A Dhugetlb_reparenting_test.sh129 echo 0 >$CGROUP_ROOT/a/cpuset.mems
130 echo 0 >$CGROUP_ROOT/a/cpuset.cpus
136 echo 0 >$CGROUP_ROOT/a/b/cpuset.mems
137 echo 0 >$CGROUP_ROOT/a/b/cpuset.cpus
152 echo 0 >$CGROUP_ROOT/$cgroup/cpuset.mems
153 echo 0 >$CGROUP_ROOT/$cgroup/cpuset.cpus
/linux/samples/bpf/
A Dtest_overhead_user.c87 cpu_set_t cpuset; in loop() local
89 CPU_ZERO(&cpuset); in loop()
90 CPU_SET(cpu, &cpuset); in loop()
91 sched_setaffinity(0, sizeof(cpuset), &cpuset); in loop()
/linux/tools/testing/selftests/bpf/
A Dtest_tcpnotify_user.c82 cpu_set_t cpuset; in main() local
87 CPU_ZERO(&cpuset); in main()
88 CPU_SET(0, &cpuset); in main()
89 pthread_setaffinity_np(pthread_self(), sizeof(cpu_set_t), &cpuset); in main()
/linux/tools/perf/bench/
A Dfutex-wake.c100 cpu_set_t cpuset; in block_threads() local
107 CPU_ZERO(&cpuset); in block_threads()
108 CPU_SET(cpu->map[i % cpu->nr], &cpuset); in block_threads()
110 if (pthread_attr_setaffinity_np(&thread_attr, sizeof(cpu_set_t), &cpuset)) in block_threads()
A Dfutex-hash.c125 cpu_set_t cpuset; in bench_futex_hash() local
179 CPU_ZERO(&cpuset); in bench_futex_hash()
180 CPU_SET(cpu->map[i % cpu->nr], &cpuset); in bench_futex_hash()
182 ret = pthread_attr_setaffinity_np(&thread_attr, sizeof(cpu_set_t), &cpuset); in bench_futex_hash()
A Dfutex-lock-pi.c123 cpu_set_t cpuset; in create_threads() local
138 CPU_ZERO(&cpuset); in create_threads()
139 CPU_SET(cpu->map[i % cpu->nr], &cpuset); in create_threads()
141 if (pthread_attr_setaffinity_np(&thread_attr, sizeof(cpu_set_t), &cpuset)) in create_threads()
A Dfutex-requeue.c126 cpu_set_t cpuset; in block_threads() local
133 CPU_ZERO(&cpuset); in block_threads()
134 CPU_SET(cpu->map[i % cpu->nr], &cpuset); in block_threads()
136 if (pthread_attr_setaffinity_np(&thread_attr, sizeof(cpu_set_t), &cpuset)) in block_threads()
/linux/tools/testing/selftests/vDSO/
A Dvdso_test_correctness.c169 cpu_set_t cpuset; in test_getcpu() local
170 CPU_ZERO(&cpuset); in test_getcpu()
171 CPU_SET(cpu, &cpuset); in test_getcpu()
172 if (sched_setaffinity(0, sizeof(cpuset), &cpuset) != 0) in test_getcpu()
/linux/tools/testing/selftests/kvm/
A Dsteal_time.c260 cpu_set_t cpuset; in main() local
270 CPU_ZERO(&cpuset); in main()
271 CPU_SET(0, &cpuset); in main()
273 pthread_attr_setaffinity_np(&attr, sizeof(cpu_set_t), &cpuset); in main()
274 pthread_setaffinity_np(pthread_self(), sizeof(cpu_set_t), &cpuset); in main()
/linux/tools/virtio/ringtest/
A Dmain.c78 cpu_set_t cpuset; in set_affinity() local
93 CPU_ZERO(&cpuset); in set_affinity()
94 CPU_SET(cpu, &cpuset); in set_affinity()
96 ret = pthread_setaffinity_np(self, sizeof(cpu_set_t), &cpuset); in set_affinity()

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