Lines Matching refs:cpu
419 int ncpus, cpu = -1;
439 for (cpu = 8; cpu < ncpus; cpu += 8)
440 if (CPU_ISSET_S(cpu, size, mask))
444 for (cpu = ncpus - 1; cpu >= 0; cpu--)
445 if (CPU_ISSET_S(cpu, size, mask))
452 return cpu;
455 int bind_to_cpu(int cpu)
460 if (cpu == BIND_CPU_ANY) {
461 cpu = pick_online_cpu();
462 if (cpu < 0)
463 return cpu;
466 printf("Binding to cpu %d\n", cpu);
469 CPU_SET(cpu, &mask);
475 return cpu;
524 int cpu, int group_fd, unsigned long flags)
526 return syscall(__NR_perf_event_open, hw_event, pid, cpu,