diff --git a/kernel/rcu/tree_plugin.h b/kernel/rcu/tree_plugin.h
index ee24a5de0503..d37b9bb3f481 100644
--- a/kernel/rcu/tree_plugin.h
+++ b/kernel/rcu/tree_plugin.h
@@ -2622,8 +2622,7 @@ static bool rcu_nohz_full_cpu(struct rcu_state *rsp)
 }
 
 /*
- * Bind the grace-period kthread for the sysidle flavor of RCU to the
- * timekeeping CPU.
+ * Bind the RCU grace-period kthreads to the housekeeping CPU.
  */
 static void rcu_bind_gp_kthread(void)
 {