Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) #include <liblockdep/rwlock.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) void main(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) 	pthread_rwlock_t a, b;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) 	pthread_rwlock_init(&a, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) 	pthread_rwlock_init(&b, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 	pthread_rwlock_wrlock(&a);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) 	pthread_rwlock_rdlock(&b);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 	pthread_rwlock_wrlock(&a);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) }