X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=urcu-defer.c;h=e71b0cf7c1dd6c4f8eaef6b185b485a4797edf0e;hb=63ff4873e046ba582d20e79ebff16ee7da2aa92f;hp=f0dec91b6f5315d7430e749648fd6c315fa160c0;hpb=80cca311d95272754494253f5b18d597bb945cfc;p=urcu.git

diff --git a/urcu-defer.c b/urcu-defer.c
index f0dec91..e71b0cf 100644
--- a/urcu-defer.c
+++ b/urcu-defer.c
@@ -111,9 +111,9 @@ static void internal_urcu_unlock(pthread_mutex_t *mutex)
  */
 static void wake_up_defer(void)
 {
-	if (unlikely(atomic_read(&defer_thread_futex) == -1)) {
-		atomic_set(&defer_thread_futex, 0);
-		futex(&defer_thread_futex, FUTEX_WAKE, 0,
+	if (unlikely(uatomic_read(&defer_thread_futex) == -1)) {
+		uatomic_set(&defer_thread_futex, 0);
+		futex(&defer_thread_futex, FUTEX_WAKE, 1,
 		      NULL, NULL, 0);
 	}
 }
@@ -137,15 +137,15 @@ static unsigned long rcu_defer_num_callbacks(void)
  */
 static void wait_defer(void)
 {
-	atomic_dec(&defer_thread_futex);
+	uatomic_dec(&defer_thread_futex);
 	smp_mb();	/* Write futex before read queue */
 	if (rcu_defer_num_callbacks()) {
 		smp_mb();	/* Read queue before write futex */
 		/* Callbacks are queued, don't wait. */
-		atomic_set(&defer_thread_futex, 0);
+		uatomic_set(&defer_thread_futex, 0);
 	} else {
 		smp_rmb();	/* Read queue before read futex */
-		if (atomic_read(&defer_thread_futex) == -1)
+		if (uatomic_read(&defer_thread_futex) == -1)
 			futex(&defer_thread_futex, FUTEX_WAIT, -1,
 			      NULL, NULL, 0);
 	}