Re: [Xenomai] "inconsistent lock state" on boot-up

[Philippe Gerum <rpm@xenomai.org>]

On 11/11/2014 06:46 PM, Gilles Chanteperdrix wrote:
> On Tue, Nov 11, 2014 at 05:33:55PM +0000, Stoidner, Christoph wrote:
>>
>> Hi Gilles,
>>
>>> Also, for the "scheduling while atomic", it may happen if you call
>>> some Linux service which reschedules from primary mode, you can try
>>> enabling I-pipe debugging, and in fact all Xenomai debugging, to try
>>> and catch such mistakes. This is especially important if you are
>>> running a custom skin.
>>
>> you are completely right, we have implemented our own skin. Using
>> the debugging functionality mentioned above we have identified a
>> function-call that leads to exact the behaviour as described in your post.
>>
>> Hopefully solving that issue solves our application crash.
>>
>> Thanks for your fast and helpful support!
> 
> You are welcome. As a side note, if you have followed the
> discussion, CONFIG_TRACE_IRQFLAGS is broken on ARM, Jan hopes to be
> able to fix it, but for the time being, you should  disable it, or
> you risk to create other issues.
> 

CONFIG_TRACE_IRQFLAGS is currently broken on several architectures with
IPIPE enabled. ppc64 certainly is, ppc32 likely, blackfin maybe. I did
not check x86 while upgrading to 3.16 yet.

-- 
Philippe.