X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fthread%2Fpthread_barrier_destroy.c;h=e0da197a442d2f924fca76163ff13e57766152ce;hb=9372655e884b3829c6639fc1a6047b2569f3c3ec;hp=f82664d5419181c9c10a669d55d726b738e54f01;hpb=60164570111873175111cf8a5b973375e492eee9;p=musl

diff --git a/src/thread/pthread_barrier_destroy.c b/src/thread/pthread_barrier_destroy.c
index f82664d5..e0da197a 100644
--- a/src/thread/pthread_barrier_destroy.c
+++ b/src/thread/pthread_barrier_destroy.c
@@ -5,6 +5,12 @@ void __vm_lock(int), __vm_unlock(void);
 int pthread_barrier_destroy(pthread_barrier_t *b)
 {
 	if (b->_b_limit < 0) {
+		if (b->_b_lock) {
+			int v;
+			a_or(&b->_b_lock, INT_MIN);
+			while ((v = b->_b_lock) & INT_MAX)
+				__wait(&b->_b_lock, 0, v, 0);
+		}
 		__vm_lock(-1);
 		__vm_unlock();
 	}