8 files changed, 15 insertions, 15 deletions
diff --git a/components/lwp/lwp.c b/components/lwp/lwp.c
index 7881fcc68f..9789595ee7 100644
--- a/components/lwp/lwp.c
+++ b/components/lwp/lwp.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/components/lwp/lwp.h b/components/lwp/lwp.h
index f013f36768..3607f89b17 100644
--- a/components/lwp/lwp.h
+++ b/components/lwp/lwp.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/components/lwp/lwp_mem.c b/components/lwp/lwp_mem.c
index 63fd5c89e1..2063fbb983 100644
--- a/components/lwp/lwp_mem.c
+++ b/components/lwp/lwp_mem.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
@@ -98,7 +98,7 @@ void rt_lwp_mem_init(struct rt_lwp *lwp)
 void rt_lwp_mem_deinit(struct rt_lwp *lwp)
 {
     struct rt_list_node *node;
-    
+
     RT_ASSERT(lwp != RT_NULL);
 
     node = lwp->hlist.next;
@@ -161,7 +161,7 @@ void rt_lwp_mem_free(void *addr)
     /* get memory item */
     header_ptr = (struct rt_lwp_memheap_item *)((rt_uint8_t *)addr - RT_MEMHEAP_SIZE);
     RT_ASSERT(header_ptr);
-    
+
     lwp_heap = header_ptr->pool_ptr;
     RT_ASSERT(lwp_heap);
 
diff --git a/components/lwp/lwp_mem.h b/components/lwp/lwp_mem.h
index 8d333cfe4f..7ef1c2293c 100644
--- a/components/lwp/lwp_mem.h
+++ b/components/lwp/lwp_mem.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/components/lwp/lwp_memheap.c b/components/lwp/lwp_memheap.c
index 7d512a503f..7516fa0a30 100644
--- a/components/lwp/lwp_memheap.c
+++ b/components/lwp/lwp_memheap.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/components/lwp/lwp_memheap.h b/components/lwp/lwp_memheap.h
index d0c09dfd01..845feb8594 100644
--- a/components/lwp/lwp_memheap.h
+++ b/components/lwp/lwp_memheap.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/components/lwp/lwp_syscall.c b/components/lwp/lwp_syscall.c
index be95c5fb89..02915ab1cc 100644
--- a/components/lwp/lwp_syscall.c
+++ b/components/lwp/lwp_syscall.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
diff --git a/components/lwp/lwp_syscall.h b/components/lwp/lwp_syscall.h
index a2809059f0..ba1b34a648 100644
--- a/components/lwp/lwp_syscall.h
+++ b/components/lwp/lwp_syscall.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
@@ -23,12 +23,12 @@ typedef uint32_t id_t;          /* may contain pid, uid or gid */
 /*
  * Process priority specifications to get/setpriority.
  */
-#define	PRIO_MIN	    (-20)
-#define	PRIO_MAX	    20
+#define PRIO_MIN        (-20)
+#define PRIO_MAX        20
 
-#define	PRIO_PROCESS	0       /* only support lwp process */
-#define	PRIO_PGRP	    1
-#define	PRIO_USER	    2
+#define PRIO_PROCESS    0       /* only support lwp process */
+#define PRIO_PGRP       1
+#define PRIO_USER       2
 
 #ifndef TIMEVAL_TO_TIMESPEC
 #define TIMEVAL_TO_TIMESPEC(tv, ts) {                   \