(hadoop) branch trunk updated: HDFS-17393. Remove unused FSNamesytemLock cond in FSNamesystem (#6567)

[ferhui]

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ferhui pushed a commit to branch trunk
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The following commit(s) were added to refs/heads/trunk by this push:
     new a897e745f598 HDFS-17393. Remove unused FSNamesytemLock cond in 
FSNamesystem (#6567)
a897e745f598 is described below

commit a897e745f598ef05fc0c253b2a776100e48688d2
Author: ZanderXu <zande...@apache.org>
AuthorDate: Fri Feb 23 15:37:27 2024 +0800

    HDFS-17393. Remove unused FSNamesytemLock cond in FSNamesystem (#6567)
---
 .../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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