diff options
| -rw-r--r-- | src/thread/sem_post.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/thread/sem_post.c b/src/thread/sem_post.c index 5c2517f2..1c8f763c 100644 --- a/src/thread/sem_post.c +++ b/src/thread/sem_post.c @@ -16,6 +16,6 @@ int sem_post(sem_t *sem) if (waiters <= 1) new &= ~0x80000000; } while (a_cas(sem->__val, val, new) != val); - if (val<0) __wake(sem->__val, waiters>1 ? 1 : -1, priv); + if (val<0 || waiters) __wake(sem->__val, waiters>1 ? 1 : -1, priv); return 0; } |