X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fthread%2Fpthread_rwlock_unlock.c;h=7b5eec84d833c30673269e19b5467f2b13a05180;hb=3b27725385614d44add9351191765181edc3f4c1;hp=a6d20854c8a5001b3d8739636619d4d76c73694b;hpb=b85fec2ded3f005b877e25b63215c0d09d4a9f7f;p=musl

diff --git a/src/thread/pthread_rwlock_unlock.c b/src/thread/pthread_rwlock_unlock.c
index a6d20854..7b5eec84 100644
--- a/src/thread/pthread_rwlock_unlock.c
+++ b/src/thread/pthread_rwlock_unlock.c
@@ -2,7 +2,7 @@
 
 int pthread_rwlock_unlock(pthread_rwlock_t *rw)
 {
-	int val, cnt, waiters, new;
+	int val, cnt, waiters, new, priv = rw->_rw_shared^128;
 
 	do {
 		val = rw->_rw_lock;
@@ -12,7 +12,7 @@ int pthread_rwlock_unlock(pthread_rwlock_t *rw)
 	} while (a_cas(&rw->_rw_lock, val, new) != val);
 
 	if (!new && (waiters || val<0))
-		__wake(&rw->_rw_lock, cnt, 0);
+		__wake(&rw->_rw_lock, cnt, priv);
 
 	return 0;
 }