コード例 #1
0
static void fill_area(void *p, size_t size, unsigned int cmdno)
{
	unsigned int cpu;

	for_each_possible_cpu(cpu) {
		unsigned long v = seed_val(cmdno, cpu);
		unsigned long *up = per_cpu_ptr(p, cpu);
		size_t left = size;

		while (left >= sizeof(unsigned long)) {
			*up++ = v++;
			left -= sizeof(unsigned long);
		}
	}
}
コード例 #2
0
static void verify_area(void *p, size_t size, unsigned int cmdno)
{
	unsigned int warns = 5;
	unsigned int cpu;

	for_each_possible_cpu(cpu) {
		unsigned long v = seed_val(cmdno, cpu);
		unsigned long *up = per_cpu_ptr(p, cpu);
		size_t left = size;

		while (left >= sizeof(unsigned long)) {
			if (*up != v && warns-- > 0) {
				printk("MISMATCH: cmdno=%u size=%zu cpu=%u off=%zu p=%p\n",
				       cmdno, size, cpu, size - left, p);
				printk("          [%p]=%lx should be %lx\n",
				       up, *up, v);
			}
			up++; v++;
			left -= sizeof(unsigned long);
		}
	}
}
コード例 #3
0
ファイル: utf-test.c プロジェクト: Ranga123/test1
/* Compare the two different implementations using random data. */
static svn_error_t *
utf_validate2(apr_pool_t *pool)
{
  int i;

  seed_val();

  /* We want enough iterations so that most runs get both valid and invalid
     strings.  We also want enough iterations such that a deliberate error
     in one of the implementations will trigger a failure.  By experiment
     the second requirement requires a much larger number of iterations
     that the first. */
  for (i = 0; i < 100000; ++i)
    {
      unsigned int j;
      char str[64];
      apr_size_t len;

      /* A random string; experiment shows that it's occasionally (less
         than 1%) valid but usually invalid. */
      for (j = 0; j < sizeof(str) - 1; ++j)
        str[j] = (char)range_rand(0, 255);
      str[sizeof(str) - 1] = 0;
      len = strlen(str);

      if (svn_utf__last_valid(str, len) != svn_utf__last_valid2(str, len))
        {
          /* Duplicate calls for easy debugging */
          svn_utf__last_valid(str, len);
          svn_utf__last_valid2(str, len);
          return svn_error_createf
            (SVN_ERR_TEST_FAILED, NULL, "is_valid2 test %d failed", i);
        }
    }

  return SVN_NO_ERROR;
}