diff --git a/study/kernel/02-memory/README.md b/study/kernel/02-memory/README.md
index 29da365..bd0c29d 100644
--- a/study/kernel/02-memory/README.md
+++ b/study/kernel/02-memory/README.md
@@ -29,6 +29,8 @@
 #2	参考内容
 -------
 
+
+
 |   链接   |
 |:-------:|
 | [内存管理（一）内存模型之Node](http://biancheng.dnbcw.info/linux/387391.html)                             |