From 87cc2f1a1f9219bb90fe55a0e18721fba7d22e46 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=AB=A0=E9=94=A1=E5=B9=B3?=
 <40832063+zhangxiping1@users.noreply.github.com>
Date: Tue, 16 Apr 2024 00:28:05 +0800
Subject: [PATCH] =?UTF-8?q?HDFS-17465.=20RBF:=20Use=20ProportionRouterRpcF?=
 =?UTF-8?q?airnessPolicyController=20get=20=E2=80=9C'ava.Lang.=20Error:=20?=
 =?UTF-8?q?Maximum=20permit=20count=20exceeded'=20(#6727)?=
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---
 .../fairness/ProportionRouterRpcFairnessPolicyController.java  | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/fairness/ProportionRouterRpcFairnessPolicyController.java b/hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/fairness/ProportionRouterRpcFairnessPolicyController.java
index 71b5623901..8eeb251252 100644
--- a/hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/fairness/ProportionRouterRpcFairnessPolicyController.java
+++ b/hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/java/org/apache/hadoop/hdfs/server/federation/fairness/ProportionRouterRpcFairnessPolicyController.java
@@ -93,7 +93,8 @@ public boolean acquirePermit(String nsId) {
   public void releasePermit(String nsId) {
     if (contains(nsId)) {
       super.releasePermit(nsId);
+    } else {
+      super.releasePermit(DEFAULT_NS);
     }
-    super.releasePermit(DEFAULT_NS);
   }
 }