diff --git a/[refs] b/[refs]
index 4ab43f60de4c..a57aa57b8133 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 85da1fb545e5fe51c35e0576f71780cc557f4277
+refs/heads/master: 33b04b9308959af7febc1c111c766fa3fd8b1934
diff --git a/trunk/kernel/async.c b/trunk/kernel/async.c
index 97373380c9e7..64cc916299a5 100644
--- a/trunk/kernel/async.c
+++ b/trunk/kernel/async.c
@@ -206,7 +206,9 @@ EXPORT_SYMBOL_GPL(async_schedule_special);
 
 void async_synchronize_full(void)
 {
-	async_synchronize_cookie(next_cookie);
+	do {
+		async_synchronize_cookie(next_cookie);
+	} while (!list_empty(&async_running) || !list_empty(&async_pending));
 }
 EXPORT_SYMBOL_GPL(async_synchronize_full);