diff --git a/[refs] b/[refs]
index 4941558eceb8..eac1f0038971 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: ce9dbe244bf2063c41792e40dae7745957b118e0
+refs/heads/master: 94be52dc075a32af4aa73d7e10f68734d62d6af2
diff --git a/trunk/kernel/hung_task.c b/trunk/kernel/hung_task.c
index 481ca8b5c2bc..3951a80e7cbe 100644
--- a/trunk/kernel/hung_task.c
+++ b/trunk/kernel/hung_task.c
@@ -155,7 +155,7 @@ static void check_hung_uninterruptible_tasks(unsigned long timeout)
 	if (test_taint(TAINT_DIE) || did_panic)
 		return;
 
-	read_lock(&tasklist_lock);
+	rcu_read_lock();
 	do_each_thread(g, t) {
 		if (!--max_count)
 			goto unlock;
@@ -171,7 +171,7 @@ static void check_hung_uninterruptible_tasks(unsigned long timeout)
 			check_hung_task(t, now, timeout);
 	} while_each_thread(g, t);
  unlock:
-	read_unlock(&tasklist_lock);
+	rcu_read_unlock();
 }
 
 static void update_poll_jiffies(void)