| 49 | static inline int CPU_ISSET(int num, cpu_set_t *cs) { return (cs->count & (1 << num)); } |
| 50 | |
| 51 | int sched_getaffinity(pid_t pid, size_t cpu_size, cpu_set_t *cpu_set) |
| 52 | { |
| 53 | (void) pid; |
| 54 | (void) cpu_size; |
| 55 | |
| 56 | int32_t core_count = 0; |
| 57 | size_t len = sizeof(core_count); |
| 58 | int ret = sysctlbyname(SYSCTL_CORE_COUNT, &core_count, &len, 0, 0); |
| 59 | if (ret) { |
| 60 | return -1; |
| 61 | } |
| 62 | cpu_set->count = 0; |
| 63 | for (int i = 0; i < core_count; i++) { |
| 64 | cpu_set->count |= (1 << i); |
| 65 | } |
| 66 | |
| 67 | return 0; |
| 68 | } |
| 69 | |
| 70 | int pthread_setaffinity_np(pthread_t thread, size_t cpu_size, |
| 71 | cpu_set_t *cpu_set) |