diff options
| -rw-r--r-- | src/thread/pthread_spin_lock.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/thread/pthread_spin_lock.c b/src/thread/pthread_spin_lock.c index df575f08..0462e0f3 100644 --- a/src/thread/pthread_spin_lock.c +++ b/src/thread/pthread_spin_lock.c @@ -2,6 +2,6 @@ int pthread_spin_lock(pthread_spinlock_t *s) { - while (a_swap(s, 1)) a_spin(); + while (*(volatile int *)s || a_cas(s, 0, 1)) a_spin(); return 0; } |