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From "James Clampffer (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-9452) libhdfs++ Fix memory stomp in OpenFileForRead.
Date Mon, 23 Nov 2015 22:32:11 GMT

     [ https://issues.apache.org/jira/browse/HDFS-9452?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

James Clampffer updated HDFS-9452:
----------------------------------
    Status: Patch Available  (was: Open)

> libhdfs++ Fix memory stomp in OpenFileForRead.
> ----------------------------------------------
>
>                 Key: HDFS-9452
>                 URL: https://issues.apache.org/jira/browse/HDFS-9452
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: hdfs-client
>            Reporter: James Clampffer
>            Assignee: James Clampffer
>         Attachments: HDFS-9452.HDFS-8707.000.patch
>
>
> Running a simple test that opens and closes a file in many threads will fail under valgrind
with an invalid write of size 8.
> It looks like the stack is unwinding in the calling thread before the callback invoked
by asio in OpenFileForRead can set the input_stream pointer.



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