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Hudson commented on HDFS-5789:
------------------------------
FAILURE: Integrated in Hadoop-Mapreduce-trunk #1678 (See [https://builds.apache.org/job/Hadoop-Mapreduce-trunk/1678/])
HDFS-5789. Some of snapshot APIs missing checkOperation double check in fsn. Contributed by
Uma Maheswara Rao G. (umamahesh: http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1560731)
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
> Some of snapshot APIs missing checkOperation double check in fsn
> ----------------------------------------------------------------
>
> Key: HDFS-5789
> URL: https://issues.apache.org/jira/browse/HDFS-5789
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: namenode
> Affects Versions: 3.0.0
> Reporter: Uma Maheswara Rao G
> Assignee: Uma Maheswara Rao G
> Fix For: 3.0.0, 2.3.0
>
> Attachments: HDFS-5789.patch
>
>
> HDFS-4591 introduced double checked for HA state while taking fsn lock.
> checkoperation made before actually taking lock and after the lock again.
> This pattern missed in some of the snapshot APIs and cache management related APIs.
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