From mboxrd@z Thu Jan  1 00:00:00 1970
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Date: Fri, 23 Feb 2007 16:09:07 +0100
From: Jan Kiszka <jan.kiszka@domain.hid>
MIME-Version: 1.0
Subject: Re: [Xenomai-core] latency hangs on AT91RM9200
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To: Steven Scholz <steven.scholz@domain.hid>
Cc: Xenomai-core@domain.hid

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Steven Scholz wrote:
> Jan,
>=20
>>> So what exactly shell I do? I have never worked with "the tracer".
>>>
>> Start here: http://www.xenomai.org/index.php/I-pipe:Tracer
>>
>> I haven't followed all details (while hacking on other bugs :)), but y=
ou
>> have two options to catch a trace: the one described on that page *if*=

>> your board survives the crash, or via ipipe_trace_panic_freeze()
>> followed by ipipe_trace_panic_dump() (+ switching to sync printk mode
>> first).
>=20
> Do I need CONFIG_IPIPE_TRACE_MCOUNT=3Dy for the ipipe_trace_panic_dump(=
)?

Yes, because this is what adds per-function call trace points. Otherwise
the information is fairly thin.

Jan


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