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From "ASF subversion and git services (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (PROTON-1548) C++ proactor_container_impl deadlock in schedule
Date Fri, 29 Sep 2017 20:33:00 GMT

    [ https://issues.apache.org/jira/browse/PROTON-1548?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16186358#comment-16186358
] 

ASF subversion and git services commented on PROTON-1548:
---------------------------------------------------------

Commit 51e9881abe0910f7cf13e6b2491e6b5f4386657c in qpid-proton's branch refs/heads/master
from [~astitcher]
[ https://git-wip-us.apache.org/repos/asf?p=qpid-proton.git;h=51e9881 ]

PROTON-1548/PROTON-1591: [C++ binding] Avoid deadlock in running work queues


> C++ proactor_container_impl deadlock in schedule
> ------------------------------------------------
>
>                 Key: PROTON-1548
>                 URL: https://issues.apache.org/jira/browse/PROTON-1548
>             Project: Qpid Proton
>          Issue Type: Bug
>          Components: cpp-binding
>    Affects Versions: proton-c-0.18.0
>            Reporter: Cliff Jansen
>            Assignee: Andrew Stitcher
>            Priority: Blocker
>             Fix For: proton-c-0.18.0
>
>         Attachments: hang.cpp
>
>
> The proactor container can deadlock on connect(), open_sender(), etc.
> In the case of the test program, the lock is acquired just before
> run_timer_jobs() when handling PN_PROACTOR_TIMEOUT.  Deadlock occurs
> in container::impl::connect() when the lock is attempted to be taken a
> second time.



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