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https://issues.apache.org/jira/browse/HDFS-17703?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=18022587#comment-18022587
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ASF GitHub Bot commented on HDFS-17703:
---------------------------------------

github-actions[bot] closed pull request #7263: HDFS-17703. Change the lock 
level of the invalidateMissingBlock method to read lock.
URL: https://github.com/apache/hadoop/pull/7263




> Change the lock level of the invalidateMissingBlock method to read lock.
> ------------------------------------------------------------------------
>
>                 Key: HDFS-17703
>                 URL: https://issues.apache.org/jira/browse/HDFS-17703
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>            Reporter: Zhaobo Huang
>            Assignee: Zhaobo Huang
>            Priority: Major
>              Labels: pull-request-available
>
> 1. LightWeightResizableGSet is thread safe, where pool locks only require a 
> read lock level.
> 2. The invalidate method should be called outside the lock.



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