LXR linux/tools/lib/lockdep/tests/ABCDBCDA.c

   1// SPDX-License-Identifier: GPL-2.0
   2#include <liblockdep/mutex.h>
   3#include "common.h"
   4
   5void main(void)
   6{
   7        pthread_mutex_t a, b, c, d;
   8
   9        pthread_mutex_init(&a, NULL);
  10        pthread_mutex_init(&b, NULL);
  11        pthread_mutex_init(&c, NULL);
  12        pthread_mutex_init(&d, NULL);
  13
  14        LOCK_UNLOCK_2(a, b);
  15        LOCK_UNLOCK_2(c, d);
  16        LOCK_UNLOCK_2(b, c);
  17        LOCK_UNLOCK_2(d, a);
  18
  19        pthread_mutex_destroy(&d);
  20        pthread_mutex_destroy(&c);
  21        pthread_mutex_destroy(&b);
  22        pthread_mutex_destroy(&a);
  23}
  24