[linux-audio-dev] Jack Zombified??

Jack O'Quin joq at io.com
Sun Apr 27 23:50:00 UTC 2003


Nick Tsocanos <nicktsocanos at charter.net> writes:

> > 
> > to avoid this, your program needs to ensure that it meets the
> > requirement of being real-time safe. see the comments in jack.h
> > accompanying the jack_set_process_callback() function.
> 
> Gracias, I found the issue. I had added a pthread_mutex_lock into it
> recently inside the callback function. This will be tricky to fix it and
> not use a mutex, but that is most likely the problem. 

The problem, of course, is that the process() function must not wait.
Perhaps you can find a way to use pthread_mutex_trylock(), instead.
-- 
  Jack O'Quin
  Austin, Texas, USA



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