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From: Anders Blomdell <anders.blomdell@domain.hid>
To: Gilles Chanteperdrix <gilles.chanteperdrix@xenomai.org>
Cc: "xenomai@xenomai.org" <xenomai@xenomai.org>
Subject: Re: [Xenomai-core] Problems with gcc 4.6.0 (rt_task_shadow fails with	ENOSYS)
Date: Fri, 08 Jul 2011 16:06:48 +0200	[thread overview]
Message-ID: <4E170EF8.30504@domain.hid> (raw)
In-Reply-To: <4E16FB11.1080201@domain.hid>

On 07/08/2011 02:41 PM, Gilles Chanteperdrix wrote:
> On 07/07/2011 11:47 PM, Anders Blomdell wrote:
>> When compiling kernel 2.6.37.3 and xenomai 2.5.6 with "gcc version 4.6.0
>> 20110530 (Red Hat 4.6.0-9) (GCC)", programs fail with -ENOSYS in
>> rt_task_shadow. If compiled with "gcc version 4.5.1 20100924 (Red Hat
>> 4.5.1-4) (GCC)" everything works as expected.
>
> Could you send us the disassembly of the two functions?
Which functions? Print[fk] debugging got me to suspect the 
syscall/skin_mux interface, but I'm a bit at loss of exactly where the 
code ends up.

Regards

Anders


-- 
Anders Blomdell                  Email: anders.blomdell@domain.hid
Department of Automatic Control
Lund University                  Phone:    +46 46 222 4625
P.O. Box 118                     Fax:      +46 46 138118
SE-221 00 Lund, Sweden



  reply	other threads:[~2011-07-08 14:06 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-07-07 21:47 [Xenomai-core] Problems with gcc 4.6.0 (rt_task_shadow fails with ENOSYS) Anders Blomdell
2011-07-08 12:41 ` Gilles Chanteperdrix
2011-07-08 14:06   ` Anders Blomdell [this message]
2011-07-08 14:44     ` Gilles Chanteperdrix
2011-07-08 14:58       ` Anders Blomdell
2011-07-11 15:25 ` Daniele Nicolodi
2011-07-11 18:43 ` Gilles Chanteperdrix
2011-07-26 12:09   ` Daniele Nicolodi
2011-07-27 18:55     ` Gilles Chanteperdrix
2011-07-28  7:37       ` Daniele Nicolodi

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