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Date: Tue, 18 Dec 2012 17:28:18 +0100
From: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
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Subject: Re: [Xenomai] [Page fault - POSIX skin] Interraction between malloc
 en nanosleep
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To: alex alex <duch.alexandre@gmail.com>
Cc: xenomai@xenomai.org

On 12/18/2012 05:16 PM, alex alex wrote:
> My LDFLAGS is :
> -Wl,@/usr/lib/posix.wrappers -L/usr/lib -lpthread_rt -lxenomai -lpthread
> -lrt
>
> and I use :
> xenomai-2.6.1/ksrc/arch/x86/patches/adeos-ipipe-2.6.38.8-x86-2.11-01.patch

This patch is known to be bogus, try:
http://download.gna.org/adeos/patches/v2.6/x86/adeos-ipipe-2.6.38.8-x86-2.11-03.patch

>
> however I need to open my RTDM driver with blocking open during this
> phase,I usenativeskin
> semaphore for it. This page fault causes the blocking malfunction of the
> semaphores (rt_sem_p returns EPERM).

Using native skin semaphore is deprecated. If writing an RTDM driver, 
why not using an RTDM semaphore?

-- 
					    Gilles.