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HDFS-7399. Lack of synchronization in DFSOutputStream#Packet#getLastByteOffsetBlock() (Contributed by Vinayakumar B)

This commit is contained in:
Vinayakumar B 2014-11-17 20:19:19 +05:30
parent 26d3b7e6ae
commit 6783d17fcf
2 changed files with 6 additions and 3 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -433,6 +433,9 @@ Release 2.7.0 - UNRELEASED
HDFS-7395. BlockIdManager#clear() bails out when resetting the
GenerationStampV1Limit. (wheat9)
HDFS-7399. Lack of synchronization in
DFSOutputStream#Packet#getLastByteOffsetBlock() (vinayakumarb)
Release 2.6.0 - 2014-11-18
INCOMPATIBLE CHANGES

2
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSOutputStream.java
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@ -344,7 +344,7 @@ public class DFSOutputStream extends FSOutputSummer
}
// get the packet's last byte's offset in the block
long getLastByteOffsetBlock() {
synchronized long getLastByteOffsetBlock() {
return offsetInBlock + dataPos - dataStart;
}