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https://issues.apache.org/jira/browse/HADOOP-10824?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14063067#comment-14063067
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Uma Maheswara Rao G commented on HADOOP-10824:
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+1, patch looks good to me. I will commit it shortly.
> Refactor KMSACLs to avoid locking
> ---------------------------------
>
> Key: HADOOP-10824
> URL: https://issues.apache.org/jira/browse/HADOOP-10824
> Project: Hadoop Common
> Issue Type: Improvement
> Components: security
> Reporter: Benoy Antony
> Assignee: Benoy Antony
> Attachments: HADOOP-10824.patch, HADOOP-10824.patch
>
>
> Currently _KMSACLs_ is made thread safe using _ReadWriteLock_. It is possible
> to safely publish the _acls_ collection using _volatile_.
> Similar refactoring has been done in
> [HADOOP-10448|https://issues.apache.org/jira/browse/HADOOP-10448?focusedCommentId=13980112&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-13980112]
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