From eb45e10790ad08d45b5f060c6ce1fd9b53c1680f Mon Sep 17 00:00:00 2001
From: Lit Zhou <274410087@qq.com>
Date: Wed, 4 Mar 2020 17:06:40 +0800
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补充一个递归授权命令
---
 .../后端程序员必备的Linux基础知识.md                | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/docs/operating-system/后端程序员必备的Linux基础知识.md b/docs/operating-system/后端程序员必备的Linux基础知识.md
index 3af99b4e..d7288985 100644
--- a/docs/operating-system/后端程序员必备的Linux基础知识.md
+++ b/docs/operating-system/后端程序员必备的Linux基础知识.md
@@ -280,6 +280,8 @@ Linux中的打包文件一般是以.tar结尾的，压缩的命令一般是以.g
 
 **`chmod u=rwx,g=rw,o=r aaa.txt`**
 
+**`chmod -R u=rwx,g=rwx,o=rwx ./log`** // 递归给log目录下的所有文件授权
+
 ![](https://user-gold-cdn.xitu.io/2018/7/5/164697447dc6ecac?w=525&h=246&f=png&s=12362)
 
 上述示例还可以使用数字表示：