diff --git a/Software/Development/OperatingSystem/Linux/Kernel/API/Linux_Kernel_内存管理.md b/Software/Development/OperatingSystem/Linux/Kernel/API/Linux_Kernel_内存管理.md
index 3363703..0a68799 100644
--- a/Software/Development/OperatingSystem/Linux/Kernel/API/Linux_Kernel_内存管理.md
+++ b/Software/Development/OperatingSystem/Linux/Kernel/API/Linux_Kernel_内存管理.md
@@ -132,6 +132,12 @@ struct page* 类型的页面描述符。
 
 ## 2.reserved
 
+**头文件：**
+
+```cpp
+#include <linux/mm.h>
+```
+
 ### 2.1.mark_page_reserved
 
 **函数原型：**