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-rw-r--r--examples/kernel/cpuusage.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/examples/kernel/cpuusage.c b/examples/kernel/cpuusage.c
index 490061ddb7..5f9d480139 100644
--- a/examples/kernel/cpuusage.c
+++ b/examples/kernel/cpuusage.c
@@ -1,3 +1,11 @@
+/*
+ * Copyright (c) 2006-2021, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ *
+ */
#include <rtthread.h>
#include <rthw.h>