[asterisk-dev] [Code Review] Fix a deadlock in agents occuring due to trying to lock a channel while having a lock on the pvt.

[jrose]

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/branches/1.8/channels/chan_agent.c
<https://reviewboard.asterisk.org/r/1708/#comment9970>

    Changed this to mention that it doesn't keep these locks.


- jrose


On Feb. 3, 2012, 11:52 a.m., jrose wrote:
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> (Updated Feb. 3, 2012, 11:52 a.m.)
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> Review request for Asterisk Developers, Mark Michelson, rmudgett, and Matt Jordan.
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> Summary
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> Also adds locking to a number of other functions which are calling ast_bridged_channel (which is documented as requiring a lock for safe running, which was the purpose of irroot's original locking patch in action_agents.
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> Unlike the other patch on reviewboard right now, this opts to enforce locking order instead of using deadlock avoidance.
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> Celebrity endorsement: "This looks incredibly sane to me." - MMichelson
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> This addresses bug ASTERISK-19285.
>     https://issues.asterisk.org/jira/browse/ASTERISK-19285
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> Diffs
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>   /branches/1.8/channels/chan_agent.c 353685 
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> Diff: https://reviewboard.asterisk.org/r/1708/diff
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> Testing
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> Not much I'm afraid to say. I can't reproduce the issue since it involves real world use over a period of time.  I'll ask Alex Villacís Lasso to give it a shot though.
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> Thanks,
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> jrose
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