int seq;
int ret = 0;
- if (!limit) return PTHREAD_BARRIER_SERIAL_THREAD;
+ if (limit==1) return PTHREAD_BARRIER_SERIAL_THREAD;
while (a_swap(&b->_b_lock, 1))
__wait(&b->_b_lock, &b->_b_waiters, 1, 0);
__vm_unlock();
- return 0;
+ return ret;
}
struct instance