From 53a2c65694c0098996f3f5011d20f51ede4d8a3e Mon Sep 17 00:00:00 2001
From: jianghuazhu <740087514@qq.com>
Date: Tue, 17 Aug 2021 16:47:10 +0800
Subject: [PATCH] HDFS-16162.Improve DFSUtil#checkProtectedDescendants()
 related parameter comments. (#3295)

Co-authored-by: zhujianghua <zhujianghua@zhujianghuadeMacBook-Pro.local>
Reviewed-by: Ayush Saxena <ayushsaxena@apache.org>
Reviewed-by: Viraj Jasani <vjasani@apache.org>
---
 .../src/main/java/org/apache/hadoop/hdfs/DFSUtil.java            | 1 +
 1 file changed, 1 insertion(+)

diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSUtil.java b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSUtil.java
index 9efb644973..34cd2558e9 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSUtil.java
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSUtil.java
@@ -1835,6 +1835,7 @@ public static DelegationTokenIdentifier decodeDelegationToken(
    * Throw if the given directory has any non-empty protected descendants
    * (including itself).
    *
+   * @param fsd the namespace tree.
    * @param iip directory whose descendants are to be checked.
    * @throws AccessControlException if a non-empty protected descendant
    *                                was found.