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HDFS-17393. Remove unused FSNamesysteLock cond in FSNamesystem #6567

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Merged
ferhui merged 1 commit into from
Feb 23, 2024
Merged

HDFS-17393. Remove unused FSNamesysteLock cond in FSNamesystem #6567

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4 changes: 0 additions & 4 deletions ...roject/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
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Original file line number Diff line number Diff line change
Expand Up @@ -176,7 +176,6 @@
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;
Expand Down Expand Up @@ -662,7 +661,6 @@ private boolean isFromProxyUser(CallerContext ctx) {
private KeyProviderCryptoExtension provider = null;

private volatile boolean imageLoaded = false;
private final Condition cond;

private final FSImage fsImage;

Expand Down Expand Up @@ -704,7 +702,6 @@ void setImageLoaded() {
try {
setImageLoaded(true);
dir.markNameCacheInitialized();
cond.signalAll();
} finally {
writeUnlock("setImageLoaded");
}
Expand Down Expand Up @@ -875,7 +872,6 @@ static FSNamesystem loadFromDisk(Configuration conf) throws IOException {
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;
Expand Down