From mboxrd@z Thu Jan  1 00:00:00 1970
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Date: Fri, 31 Mar 2006 17:40:35 +0200
From: Philippe Gerum <rpm@xenomai.org>
MIME-Version: 1.0
Subject: Re: [Xenomai-help] gdb and latency
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To: ew@domain.hid
Cc: xenomai@xenomai.org

ew@domain.hid wrote:
> Dear Xenomai team,
> 
> We're using Xenomai 2.1.0 on an PPC based Freescale controller. Kernel
> Version is 2.4.25. Testsuite's latency works fine, except when using GDB.
> While debugging the program, the semaphore in line 220 is not caught and
> line 225 prints  "failed to pend on semaphore, code -512".
> Breakpoints set in this vicinity are ignored. We've tried GDB 5.1 and 6.4.
> Do you have an explanation for this bevaviour?

Bug confirmed here. This is a 2.4-specific issue which needs to be fixed.
After a few tests, 2.6-based configurations seem to be immune to this bug.

> 
> Thanks in advance
> 
> O. Flick
> 
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-- 

Philippe.