Re: FW: Further goals of thread-safe PCM API

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On Thu, 20 Apr 2017 16:01:47 +0200,
Wischer, Timo (ADITG/SW1) wrote:
> 
> Hi everyone,
> 
> I am wondering about the implementation of the new thread-safety feature [1].
> There are so many issues with deadlocks (e.g. [3]) which were already solved but also which are not yet solved.
> 
> Why do you not using a recursive mutex to avoid most of this deadlocks?
> Using PTHREAD_MUTEX_RECURSIVE as the pthread attribute [2].

It sounds like a good idea.
Although the plugin should be written not to cause deadlock, it's
better to avoid such a pain by allowing the recursive lock.

Care to test and submit the proper patch?


thanks,

Takashi
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