Lines Matching refs:rw
3 int pthread_rwlock_timedrdlock(pthread_rwlock_t* restrict rw, const struct timespec* restrict at) {
6 r = pthread_rwlock_tryrdlock(rw);
11 while (spins-- && atomic_load(&rw->_rw_lock) && !atomic_load(&rw->_rw_waiters))
14 while ((r = pthread_rwlock_tryrdlock(rw)) == EBUSY) {
15 if (!(r = atomic_load(&rw->_rw_lock)) || (r & PTHREAD_MUTEX_OWNED_LOCK_MASK) != PTHREAD_MUTEX_OWNED_LOCK_MASK)
18 atomic_fetch_add(&rw->_rw_waiters, 1);
19 a_cas_shim(&rw->_rw_lock, r, t);
20 r = __timedwait(&rw->_rw_lock, t, CLOCK_REALTIME, at);
21 atomic_fetch_sub(&rw->_rw_waiters, 1);