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fix deadlock in queue drop #3903
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rphmeier
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arkpar
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Dec 19, 2016
| { | ||
| let _more = self.verification.more_to_verify.lock().unwrap(); | ||
| } | ||
|
|
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| // wake up all threads waiting for more work. | ||
| self.more_to_verify.notify_all(); |
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This call should be made under the lock as well.
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i think that would cause a deadlock in itself, since any notified thread needs to have the lock returned from the wait call.
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It should not. Condvar::wait makes sure that start of wait and release of the lock are synchronized.
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Closes #3885