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-rw-r--r--src/thread/pthread_cond_timedwait.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/thread/pthread_cond_timedwait.c b/src/thread/pthread_cond_timedwait.c
index f5f37af..a0cd490 100644
--- a/src/thread/pthread_cond_timedwait.c
+++ b/src/thread/pthread_cond_timedwait.c
@@ -146,12 +146,17 @@ relock:
if (oldstate == WAITING) goto done;
+ if (!node.next && !(m->_m_type & 8))
+ a_inc(&m->_m_waiters);
+
/* Unlock the barrier that's holding back the next waiter, and
* either wake it or requeue it to the mutex. */
if (node.prev) {
int val = m->_m_lock;
if (val>0) a_cas(&m->_m_lock, val, val|0x80000000);
unlock_requeue(&node.prev->barrier, &m->_m_lock, m->_m_type & (8|128));
+ } else if (!!(m->_m_type & 8)) {
+ a_dec(&m->_m_waiters);
}
/* Since a signal was consumed, cancellation is not permitted. */