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SubjectRe: KGTP (Linux Kernel debugger and tracer) 20110405 release
On Wed, Apr 6, 2011 at 16:19, Peter Zijlstra <peterz@infradead.org> wrote:
> On Wed, 2011-04-06 at 13:54 +0800, Hui Zhu wrote:
>
>> This is a good question.
>>
>> The KGTP is completely different with KGDB.  It will not supply simple
>> gdbrsp debug interface to user.  It just supply  interface between the
>> kernel tracepoint(Now, just support kprobe, will add others later) and
>> GDB tracepoint function.
>>
>> So user can debug and trace Linux kernel with GDB without stop the
>> Linux Kernel (So the GDB can running on this Kernel).  It is a trace
>> tools and debug tools.
>
> But this isn't really an answer either. Could you extend the existing
> KGDB infrastructure to provide these features and thereby re-use
> existing infrastructure to reduce your patch size and code duplication?
>
> Jason (the KGDB maintainer) certainly thought there was much possibility
> there when I spoke to him yesterday.
>
> Think of it this way, wouldn't it be much better if there was one tool
> that could provide the combined feature set of KGDB and KGTP?
>

Thanks Peter. I think it is very good.

Which part do you think kgtp can share with kgdb?

Thanks,
Hui
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