Jochen Behnke wrote:
> Hello,
>
> I am currently porting software form a windows based control system to
> Xenomai. The application creates 3 realtime tasks which build the core of the
> control unit. Up to this point everything worked fine. The next milestone of
> this project is to integrate network communication using sockets and pthreads
> with the control system. The implementation of my - let's call it "SimpleRPC"
> - library uses sockets and pthreads. At runtime this library creates at
> least 3 pthreads (1 that listens for incoming connections, 1 that performs
> socket I/O per connected client, 1 that executes the requested functions). As
> the functions, that are called by the workerthread, use xenomai mutexes to
> synchronize critical sections of code, the workerthread needs to be a
> realtime task scheduled by xenomai. So I use rt_task_shadow, to "convert" the
> pthread into a xenomai realtime task. When this code is executed, my
> application locks up and I have to restart the whole system. When I remove
> the rt_task_s
hadow call everything is fine, except for the calls to rt_mutex_lock that
return an error code because the calling context is not a realtime task.
>
> I am using
> Xenomai 2.2.3
> Linux Kernel 2.6.17
>
> What's wrong ?
> How can I debug this problem ?
Please try your example on the latest release of Xenomai. If it still
fails post here an example which fails, reduced to the minimum.
>
> Any hint is appreciated.
>
>
> Jochen
>
>
> P.S.:
> Is there an easy way to search the xenomai mail archives ? At the moment I
> walk through them more or less manually.
Use google, simply add site:mail.gna.org at the end.
--
Gilles Chanteperdrix
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