Block Sends when Resend Request is active#715
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ackleymi merged 5 commits intoMay 16, 2025
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| return state.generateSequenceReset(session, beginSeqNo, endSeqNo+1, inReplyTo) | ||
| } | ||
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| session.resendMutex.Lock() |
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Please place a comment indicating that this lock must always be locked first before the sendMutex, otherwise there is potential for a deadlock, and that mutex is locked within the session.EnqueueBytesAndSend method below
| return s.queueForSend(msg) | ||
| } | ||
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| s.resendMutex.RLock() |
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Mirror other comment here as well
| // Mutex for access to toSend. | ||
| sendMutex sync.Mutex | ||
| sendMutex sync.Mutex | ||
| resendMutex sync.RWMutex |
Contributor
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Additional comment above this as well indicating the reason why this mutex exists in conjunction with the sendMutex and in which order they must be locked to avoid deadlocks
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