[jira] [Updated] (ZOOKEEPER-1466) QuorumCnxManager.shutdown missing synchronization

["Patrick Hunt (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/ZOOKEEPER-1466?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Patrick Hunt updated ZOOKEEPER-1466:
------------------------------------

    Attachment: ZOOKEEPER-1466.patch

Simple patch that fixes the issue (added volatile). No new tests, although I ran against trunk and all existing tests passed.
                
> QuorumCnxManager.shutdown missing synchronization
> -------------------------------------------------
>
>                 Key: ZOOKEEPER-1466
>                 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-1466
>             Project: ZooKeeper
>          Issue Type: Bug
>          Components: quorum
>    Affects Versions: 3.4.0, 3.3.5, 3.5.0
>            Reporter: Patrick Hunt
>            Assignee: Patrick Hunt
>            Priority: Blocker
>             Fix For: 3.3.6, 3.4.4, 3.5.0
>
>         Attachments: ZOOKEEPER-1466.patch
>
>
> org.apache.zookeeper.server.quorum.QuorumCnxManager.shutdown is not being synchronized even though it's accessed by multiple threads.

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