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Re: [1.7] pthread_mutex_lock/pthread_mutex_unlock strange blocking problem


The patchs from DaveK seems to correct all the problems.

Thanks to DaveK for his great and quick work.

Thomas

2009/6/3 Dave Korn <dave.korn.cygwin@googlemail.com>:
> Thomas Stalder wrote:
>> Hello,
>>
>> Sometimes pthread_mutex_lock ou pthread_mutex_unlock block.
>
> ?Thank you very much for the simple testcases. ?I have located an invalid
> racy optimisation in cygwin's internal lock handling that leads to a deadlock
> owing to unmatched lock acquire/releases, and posted a patch combining that
> with the fix for the previous deadlock at:
>
> http://cygwin.com/ml/cygwin-patches/2009-q2/msg00068.html
>
> ?(As before, I could send you a DLL with the fix compiled in off-list for
> testing if you like.)
>
> ? ?cheers,
> ? ? ?DaveK
>
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