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From "Colin Patrick McCabe (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HADOOP-10404) Some accesses to DomainSocketWatcher#closed are not protected by lock
Date Mon, 06 Oct 2014 21:42:34 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-10404?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Colin Patrick McCabe updated HADOOP-10404:
------------------------------------------
          Resolution: Fixed
       Fix Version/s: 2.7.0
    Target Version/s: 2.7.0
              Status: Resolved  (was: Patch Available)

Committed to 2.7.  Thanks, [~andrew.wang]

> Some accesses to DomainSocketWatcher#closed are not protected by lock
> ---------------------------------------------------------------------
>
>                 Key: HADOOP-10404
>                 URL: https://issues.apache.org/jira/browse/HADOOP-10404
>             Project: Hadoop Common
>          Issue Type: Bug
>            Reporter: Ted Yu
>            Assignee: Colin Patrick McCabe
>            Priority: Minor
>             Fix For: 2.7.0
>
>         Attachments: HADOOP-10404.003.patch, HADOOP-10404.1.patch, HADOOP-10404.2.patch
>
>
> {code}
>    * Lock which protects toAdd, toRemove, and closed.
>    */
>   private final ReentrantLock lock = new ReentrantLock();
> {code}
> There're two places, NotificationHandler.handle() and kick(), where access to closed
is without holding lock.



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