tests/unit/get_cpu_mask_from_sysfs.c

   1 /*
   2  * SPDX-License-Identifier: GPL-2.0-or-later
   3  *
   4  * Copyright (C) 2022 Michael Jeanson <mjeanson@efficios.com>
   5  */
   6
   7 #include <stdio.h>
   8 #include <stdlib.h>
   9
  10 #include "compat-smp.h"
  11
  12 int main(int argc, char *argv[])
  13 {
  14         int ret;
  15         char buf[URCU_CPUMASK_SIZE];
  16
  17         if( argc < 2 ) {
  18                 fprintf(stderr, "Missing argument.\n");
  19                 return EXIT_FAILURE;
  20         }
  21
  22         ret = get_cpu_mask_from_sysfs((char *) &buf, URCU_CPUMASK_SIZE, argv[1]);
  23
  24         printf("%s", buf);
  25
  26         if (ret >= 0)
  27                 return EXIT_SUCCESS;
  28         else
  29                 return EXIT_FAILURE;
  30 }