diff --git a/kernel/irq/debugfs.c b/kernel/irq/debugfs.c
index c8cc6ce9c1c3..4dadeb3d6666 100644
--- a/kernel/irq/debugfs.c
+++ b/kernel/irq/debugfs.c
@@ -1,9 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
-/*
- * Copyright 2017 Thomas Gleixner <tglx@linutronix.de>
- *
- * This file is licensed under the GPL V2.
- */
+// Copyright 2017 Thomas Gleixner <tglx@linutronix.de>
+
 #include <linux/irqdomain.h>
 #include <linux/irq.h>
 #include <linux/uaccess.h>
diff --git a/kernel/irq/timings.c b/kernel/irq/timings.c
index 223d47937c48..1e4cb63a5c82 100644
--- a/kernel/irq/timings.c
+++ b/kernel/irq/timings.c
@@ -1,12 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
-/*
- * Copyright (C) 2016, Linaro Ltd - Daniel Lezcano <daniel.lezcano@linaro.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
+// Copyright (C) 2016, Linaro Ltd - Daniel Lezcano <daniel.lezcano@linaro.org>
+
 #include <linux/kernel.h>
 #include <linux/percpu.h>
 #include <linux/slab.h>