From: "Iñaki Baz Castillo" <ibc@...>
Date: 2012-07-06T18:35:07+09:00
Subject: Re: [C exten] issue with rb_barrier_wait() when running within a Thread.new { }

I've fixed this issue by replacing rb_barrier with rb_mutex at C level.


2012/7/4 Iñaki Baz Castillo <ibc@aliax.net>:
> Hi, in my C extension I use rb_barrier_wait(MY_BARRIER) in a method.
> It works perfectly but I've realized of a case in which it gets
> blocked:
>
> Thread.new do
>   MyExten.my_method
> end
>
> In this case the C function rb_barrier_wait(MY_BARRIER) gets blocked
> (note that I don't call if from other place). So this seems a conflict
> of Thread and rb_barrier_wait(), it seems that they have a conflict
> with a shared resource. Am I right? any tip about this please?
>
> Thanks a lot.
>
> PS: rb_barrier_xxxx() stuff is contained in thread.c file.
>
> --
> Iñaki Baz Castillo
> <ibc@aliax.net>



-- 
Iñaki Baz Castillo
<ibc@aliax.net>