Hank wrote:
> On 9/18/08, Gilles Chanteperdrix <[EMAIL PROTECTED]> wrote:
>> Hank wrote:
>>> On 9/18/08, Gilles Chanteperdrix <[EMAIL PROTECTED]>
>> wrote:
>>>> Hank wrote:
>>>>> Well, some of the tricks helped during initial stages but other don't
>>>> seem
>>>>> to apply now as there is no crash here!
>>>> Oh yes ? Are you sure the timer is ticking correctly ?
>>>>
>>>> --
>>>> Gilles.
>>>
>>> Yes. Also, forced it to a soft lockup crash in ret_to_user() and trace
>>> showed timer interrupt ticking and updating process timers all the way
>> up!
>>
>> I am afraid I can not help much. The patch you use is too old, I fixed
>> some bugs recently in the traps interception code which should lead to a
>> clear crash instead of some lockup. I also added support for VFP.
>>
>> So, do you observe the same phenomenon with a vanilla 2.6.26 and the
>> latest patch (AFAIK Litekit is supported by mainline) ?
>>
>> I also suspect a bug when using Xenomai with NO_HZ on ARM. So, you may
>> try to disable NO_HZ.
>>
>> --
>> Gilles.
>
>
> Thanks Gilles. Well, looks like your suspicions about VFP were right! I
> certainly didn't test it recently without VFP. It just booted to shell after
> disabling VFP.
Ok. If you intend to use VFP, you have to use the latest version of
Xenomai (not released yet), and the latest I-pipe patch. Otherwise, you
will run into problems.
--
Gilles.
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