On 07/08/2011 04:44 PM, Gilles Chanteperdrix wrote:
> On 07/08/2011 04:06 PM, Anders Blomdell wrote:
>> 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.
>
> The two rt_task_shadow, the one which works, and the one which does not.
Ok, attached the two routines taken from respective libnative.so.3

Will try to recompile with gcc-4.6.1 as well.

/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