Stuart O Anderson wrote:
> Hello -
>
> I'm seeing rt_sem_p and rt_sem_broadcast return a "No such process"
> error code, which isn't one of the listed possibilities in the
> documentation. This must be happening because the call to
> xeno_h2obj_validate on line 495 in ksrc/skins/native/sem.c is
> returning NULL.
>
> This happens, but not consistently, when I kill one of the two
> user-space realtime processes that are using the semaphore (the other
> one then gets this error every time it tries to touch the semaphore).
> Restarting the second process, and re-binding to the semaphore does
> not stop the error from occurring.
Hi.
the usual details are missing:
- platform,
- version of linux,
- version of xenomai,
- kernel logs,
- simplified but self-contained code which will allow us to reproduce
the problem.
--
Gilles
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