diff --git a/[refs] b/[refs]
index bdf8375a9329..70231b7f04b3 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 347f42382184f7448fa96bf9e9fa4eb6f6d1099e
+refs/heads/master: 90f45e4e729a7ffaa3ed2423834aad612870b427
diff --git a/trunk/include/linux/rcupdate.h b/trunk/include/linux/rcupdate.h
index 275aa3f1062d..7e12dbaa1457 100644
--- a/trunk/include/linux/rcupdate.h
+++ b/trunk/include/linux/rcupdate.h
@@ -749,7 +749,7 @@ static inline void rcu_preempt_sleep_check(void)
  * preemptible RCU implementations (TREE_PREEMPT_RCU and TINY_PREEMPT_RCU)
  * in CONFIG_PREEMPT kernel builds, RCU read-side critical sections may
  * be preempted, but explicit blocking is illegal.  Finally, in preemptible
- * RCU implementations in real-time (CONFIG_PREEMPT_RT) kernel builds,
+ * RCU implementations in real-time (with -rt patchset) kernel builds,
  * RCU read-side critical sections may be preempted and they may also
  * block, but only when acquiring spinlocks that are subject to priority
  * inheritance.