On 01/13/2013 08:34 PM, John Morris wrote:

> Another subject change here...
> 
> On 01/13/2013 06:18 AM, Gilles Chanteperdrix wrote:
>> On 01/13/2013 12:23 PM, Jan Kiszka wrote:
>>
>>> On 2013-01-13 07:50, John Morris wrote:
>>>> On 01/12/2013 01:02 PM, Gilles Chanteperdrix wrote:
>>>>> On 01/12/2013 06:26 PM, John Morris wrote:
>>>>>
>>>>>> 1)  Most worrisome is "kernel BUG at mm/mmap.c:2313!   invalid opcode:
>>>>>> 0000 [#2] SMP".  Is this related to HEAPSZ or STACKPOOLSZ?  My mind is
>>>>>> getting foggy about all the things I've seen, but it seems like it was
>>>>>> happening earlier in the tests until these config values were quadrupled.
>>>>>
>>>>>
>>>>> Try disabling transparent hugepages, as noted by Jan.
>>>>>
>>>>>>
>>>>>> 2)  posix/mprotect is failing:  "FAILURE: sigdebug_handler triggered,
>>>>>> reason 2    memory write after exec enable".
>>>>>>
>>>>>> 3)  FPU warning:  "fptest.h:24: Warning: Linux is compiled to use FPU in
>>>>>> kernel-space.    For this reason, switchtest can not test using FPU in
>>>>>> Linux kernel-space."
>>>>>>
>>>>>> Regression test run log:
>>>>>> http://www.zultron.com/static/2013/01/xenomai/foo-xeno-regression-test.log
>>>>>
>>>>>
>>>>> You should normally use the -l option to use a non default "load", and
>>>>> run the test for a long time.
>>>>>
>>>>> See xeno-regression-test --help and dohell --help
>>>>>
>>>>>
>>>>
>>>>
>>>> Jan's fix appears to have solved 1) above, but 2) posix/mprotect is
>>>> still failing.  Thanks for the xeno-regression-test tips; ran a couple
>>>> more (not for a long time, will do that later).
>>>
>>> Can you clarify how your setup looks like? The kernel is a vanilla 3.5.3
>>> patched with ipipe-core-3.5.3-x86-2.patch? And then you just disabled
>>> THP? Or did you switch to my for-upstream/3.5 I-pipe branch?
> 
> Vanilla 3.5.3, released Xenomai 2.6.2, THP disabled.
> 
>> I have merged the bugfixes from your branch in my branch in addition to
>> other bug fixes, so, I would recommend using this one.
> 
> You must mean the xenomai-2.6.git tree, master branch.  I'll begin using
> that.


I mean branch for-core-3.5.7 in ipipe-gch git. But you should also pull
the xenomai-2.6 git master branch fixes, yes.


-- 
                                                                Gilles.

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