Re: [Xenomai-help] Xenomai LTTng support

[Jan Kiszka <jan.kiszka@domain.hid>]

vikesh rambaran wrote:
> Thanx for the all feedback Jan and Andreas !
> 
> On Mon, Mar 23, 2009 at 3:07 PM, Jan Kiszka <jan.kiszka@domain.hid> wrote:
> 
>>> However, I am having trouble with the following and would appreciate help
>>>
>>> a) "git clone git://git.kiszka.org/ipipe-2.6.git lttng/2.6.28-x86"
>>> as per the email, results in the 2.6.29-rc6. What should the command be
>>> to access the 2.6.28 tree ?
>> Additionally try "git checkout lttng/2.6.28-x86".
>>
> 
> Ok, should have done some homework before asking that question :)
> Worked through the fundamentals of the git usermanual. Fancy VCS !
> 
> For newbies to git (like me), the complete command i had to issue on the
> cloned repository to
> get the lttng branch was :
> 
> git checkout -b v2.6.28-x86 origin/lttng/2.6.28-x86

That's the only advantage of svn over git: If you do not know a precise
command for the moment, you can guess it and it will probably be right.
Don't try this with git (like I did)... :)

> 
> 
> 
>>> Note : downloading ipipe-2.6.28.7-x86-2.2-06 from
>>>
>> http://git.kiszka.org/?p=ipipe-2.6.git;a=commit;h=7abbb32f691345126d96cb6b48c587e145b8ef20
>>> using the web interface gives the 2.6.28.7 tree. Is this ok to use ?
>>>
>>> b) The LTTng manual mentions that there should be a kernel option
>>> Linux Trace Toolkit Next Generation (LTTng) under General settings. This
>>> seems to be
>>> unavailable for both the above trees. What must be done to enable this
>>> feature ?
>> It will be available in the git branch that contains LTTng.
>>
> 
> Yes, see it now !
> 
> 
>>> c) Applying the xenomai instrumentation patch from
>>> [http://permalink.gmane.org/gmane.linux.real-time.xenomai.devel/6009]
>>  to
>>> the xenomai 2.4.7
>>> tree using patch -p1 < "filename",  results in numerous hunks. What am i
>>> doing wrong ?
>> Hmm, I'm afraid the patch has to be back-ported manually. It was
>> developed against the instrumentation points in trunk, 2.4.x looks a bit
>> different (but you should be able to derive the adoption pattern from
>> that patch).
> 
> Ok , will do so and post the updated diff

Looking forward!

Jan

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