(hadoop) branch HDFS-17384 updated: HDFS-17393. Remove unused FSNamesytemLock cond in FSNamesystem (#6588)

[zanderxu]

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zanderxu pushed a commit to branch HDFS-17384
in repository https://gitbox.apache.org/repos/asf/hadoop.git


The following commit(s) were added to refs/heads/HDFS-17384 by this push:
     new f530e154ac84 HDFS-17393. Remove unused FSNamesytemLock cond in 
FSNamesystem (#6588)
f530e154ac84 is described below

commit f530e154ac84a49401f4c2dda710cec3bedcf2cf
Author: ZanderXu <zande...@apache.org>
AuthorDate: Mon Feb 26 14:23:22 2024 +0800

    HDFS-17393. Remove unused FSNamesytemLock cond in FSNamesystem (#6588)
---
 .../java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java     | 4 ----
 1 file changed, 4 deletions(-)

diff --git 
a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
 
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
index 44b79a3e0eef..075398f000ec 100644
--- 
a/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
+++ 
b/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
@@ -176,7 +176,6 @@ import java.util.TreeMap;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 import java.util.concurrent.TimeUnit;
-import java.util.concurrent.locks.Condition;
 import java.util.concurrent.locks.ReentrantLock;
 import java.util.concurrent.locks.ReentrantReadWriteLock;
 import java.util.function.Supplier;
@@ -662,7 +661,6 @@ public class FSNamesystem implements Namesystem, 
FSNamesystemMBean,
   private KeyProviderCryptoExtension provider = null;
 
   private volatile boolean imageLoaded = false;
-  private final Condition cond;
 
   private final FSImage fsImage;
 
@@ -704,7 +702,6 @@ public class FSNamesystem implements Namesystem, 
FSNamesystemMBean,
     try {
       setImageLoaded(true);
       dir.markNameCacheInitialized();
-      cond.signalAll();
     } finally {
       writeUnlock("setImageLoaded");
     }
@@ -875,7 +872,6 @@ public class FSNamesystem implements Namesystem, 
FSNamesystemMBean,
         conf.get(HADOOP_CALLER_CONTEXT_SEPARATOR_KEY,
             HADOOP_CALLER_CONTEXT_SEPARATOR_DEFAULT);
     fsLock = new FSNamesystemLock(conf, detailedLockHoldTimeMetrics);
-    cond = fsLock.newWriteLockCondition();
     cpLock = new ReentrantLock();
 
     this.fsImage = fsImage;


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