diff --git a/libcpu/arm/cortex-m4/context_rvds.S b/libcpu/arm/cortex-m4/context_rvds.S
index 6d20ab8e3ed1d13021c1a0108be7110f79cb2ff3..f6d2447c5ee90bb66efaed7e85ad3b7567cdfc86 100644
--- a/libcpu/arm/cortex-m4/context_rvds.S
+++ b/libcpu/arm/cortex-m4/context_rvds.S
@@ -1,12 +1,8 @@
 ;/*
-; * File      : context_rvds.S
-; * This file is part of RT-Thread RTOS
-; * COPYRIGHT (C) 2006 - 2018, RT-Thread Development Team
-; *
-; * The license and distribution terms for this file may be
-; * found in the file LICENSE in this distribution or at
-; * http://www.rt-thread.org/license/LICENSE
-; *
+;* Copyright (c) 2006-2018, RT-Thread Development Team
+;*
+;* SPDX-License-Identifier: Apache-2.0
+;*
 ; * Change Logs:
 ; * Date           Author       Notes
 ; * 2009-01-17     Bernard      first version.
diff --git a/src/clock.c b/src/clock.c
index 9834f0f95cfd1f88ac9e891da0e7e8dfe4c6a62c..651465e0a86214088739e32af9f21ee8c4fd7d1a 100644
--- a/src/clock.c
+++ b/src/clock.c
@@ -3,11 +3,6 @@
  *
  * SPDX-License-Identifier: Apache-2.0
  *
- */
-
-/*
- * File      : clock.c
- *
  * Change Logs:
  * Date           Author       Notes
  * 2006-03-12     Bernard      first version
diff --git a/src/components.c b/src/components.c
index 09f0680b5572b0339d63e106a4f06e75fc64de65..679a88ef1148cd3234f8f2241ed2e9c4dab6741b 100644
--- a/src/components.c
+++ b/src/components.c
@@ -2,10 +2,6 @@
  * Copyright (c) 2006-2018, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
- */
-
-/*
- * File      : init.c
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/src/device.c b/src/device.c
index 94f550d682daf5fc0ca8461618b66048aba15a32..51fc6176a61e0ce76d85ed99347ab6178e265ad2 100644
--- a/src/device.c
+++ b/src/device.c
@@ -2,10 +2,6 @@
  * Copyright (c) 2006-2018, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
- */
-
-/*
- * File      : device.c
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/src/idle.c b/src/idle.c
index 8a4734ab4972683713137ea9c1b782d5c0a51aba..ec7d6bea6ead7f18d427d9132e4e8dec8aa9cfeb 100644
--- a/src/idle.c
+++ b/src/idle.c
@@ -2,10 +2,6 @@
  * Copyright (c) 2006-2018, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
- */
-
-/*
- * File      : idle.c
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/src/ipc.c b/src/ipc.c
index d2a3ba766c2a624f9ac830f8348037d6a66170a3..56045911a8cb446268bf0471e5e35944ed5c2868 100644
--- a/src/ipc.c
+++ b/src/ipc.c
@@ -2,10 +2,6 @@
  * Copyright (c) 2006-2018, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
- */
-
-/*
- * File      : ipc.c
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/src/irq.c b/src/irq.c
index 98a6fd3a04750448a2b561d4d13b9e93f5e11997..72d220bd92d2687b61edd26adcfc1b3d76f4ca86 100644
--- a/src/irq.c
+++ b/src/irq.c
@@ -2,10 +2,6 @@
  * Copyright (c) 2006-2018, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
- */
-
-/*
- * File      : irq.c
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/src/kservice.c b/src/kservice.c
index e10c093c70b33c61ae2bf68283f7d66440392199..dbc4a2fb0e0bb383ec91fa730bb5c69317ea1118 100644
--- a/src/kservice.c
+++ b/src/kservice.c
@@ -2,10 +2,6 @@
  * Copyright (c) 2006-2018, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
- */
-
-/*
- * File      : kservice.c
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/src/mem.c b/src/mem.c
index 03e6f34eb4a9e1bfc5b818a0803b3d89724e8907..cb96ab9ee011db9610106157d354af76604d07b4 100644
--- a/src/mem.c
+++ b/src/mem.c
@@ -2,10 +2,6 @@
  * Copyright (c) 2006-2018, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
- */
-
-/*
- * File      : mem.c
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/src/mempool.c b/src/mempool.c
index e1af7d9e424323a1c7e969e49b4f43b6b6d0f562..2184586abab5e9f9a17249c0cd91b832ae18527f 100644
--- a/src/mempool.c
+++ b/src/mempool.c
@@ -2,10 +2,6 @@
  * Copyright (c) 2006-2018, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
- */
-
-/*
- * File      : mempool.c
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/src/object.c b/src/object.c
index 8dcfb2e57ed5851679860701c0904f416c2ee377..70b9a5c04ed4b3c4850ea8d620270e3b6ed67d08 100644
--- a/src/object.c
+++ b/src/object.c
@@ -2,10 +2,6 @@
  * Copyright (c) 2006-2018, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
- */
-
-/*
- * File      : object.c
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/src/scheduler.c b/src/scheduler.c
index 8b5ffc9f4c93a6afbc110015ae232b3a6b03d9c4..95b5d487df3078db436234ea38647cf51ffb0f8b 100644
--- a/src/scheduler.c
+++ b/src/scheduler.c
@@ -2,10 +2,6 @@
  * Copyright (c) 2006-2018, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
- */
-
-/*
- * File      : scheduler.c
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/src/signal.c b/src/signal.c
index 6499d05a9795370177738e9626693c0d68c5082c..c783420514daecd7396ea9d775145064379bdaae 100644
--- a/src/signal.c
+++ b/src/signal.c
@@ -2,10 +2,6 @@
  * Copyright (c) 2006-2018, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
- */
-
-/*
- * File      : signal.c
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/src/thread.c b/src/thread.c
index 249219b8aa98bf2c9e2b9218ec86481f377f2a56..6d79ece54bfe09eda5f8053492dbe814952c4541 100644
--- a/src/thread.c
+++ b/src/thread.c
@@ -2,10 +2,6 @@
  * Copyright (c) 2006-2018, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
- */
-
-/*
- * File      : thread.c
  *
  * Change Logs:
  * Date           Author       Notes
diff --git a/src/timer.c b/src/timer.c
index 01e6211e044c326075e3ededf3115449fc07ea15..dc489a2d0d4eca05e103f6c5de8453340e54e747 100644
--- a/src/timer.c
+++ b/src/timer.c
@@ -2,10 +2,6 @@
  * Copyright (c) 2006-2018, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
- */
-
-/*
- * File      : timer.c
  *
  * Change Logs:
  * Date           Author       Notes