tools/lib/perf/tests/test-cpumap.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 #include <stdarg.h>
   3 #include <stdio.h>
   4 #include <perf/cpumap.h>
   5 #include <internal/tests.h>
   6 #include "tests.h"
   7
   8 static int libperf_print(enum libperf_print_level level,
   9                          const char *fmt, va_list ap)
  10 {
  11         return vfprintf(stderr, fmt, ap);
  12 }
  13
  14 int test_cpumap(int argc, char **argv)
  15 {
  16         struct perf_cpu_map *cpus;
  17         struct perf_cpu cpu;
  18         int idx;
  19
  20         __T_START;
  21
  22         libperf_init(libperf_print);
  23
  24         cpus = perf_cpu_map__new_any_cpu();
  25         if (!cpus)
  26                 return -1;
  27
  28         perf_cpu_map__get(cpus);
  29         perf_cpu_map__put(cpus);
  30         perf_cpu_map__put(cpus);
  31
  32         cpus = perf_cpu_map__new_online_cpus();
  33         if (!cpus)
  34                 return -1;
  35
  36         perf_cpu_map__for_each_cpu(cpu, idx, cpus)
  37                 __T("wrong cpu number", cpu.cpu != -1);
  38
  39         perf_cpu_map__put(cpus);
  40
  41         __T_END;
  42         return tests_failed == 0 ? 0 : -1;
  43 }