* Kernel module insertion issue with kernel 2.6.15
@ 2006-09-15 19:56 Prakash Jain
2006-09-16 23:26 ` Arnd Bergmann
0 siblings, 1 reply; 3+ messages in thread
From: Prakash Jain @ 2006-09-15 19:56 UTC (permalink / raw)
To: Linux PPC List
Hi,
I am relatively new to this list/area, not sure if this is right forum
for my query (please point me to right list in that case).
I am porting my software from 2.4 kernel to 2.6.15 on a board similar to
ppc 82xx sandpoint architecture. I am able to make the board functional
except the following issue. One of my kernel module (inserted thru
insmod) takes almost 6-7 minutes to load with 2.6 kernel while it used
to take only few seconds with 2.4 kernel. Yet, after the long wait
module is inserted correctly with 2.6 kernel as board software works
fine after that. When I halt the processor (using BDI2000) during the
long wait, it always halts in function get_plt_size() in kernel's
arch/ppc/kernel/module.c. Single stepping does not take to any error or
suspicious place. Looks like it is going thru the long for() loop in the
function. Only suspicion I got is while compiling the module, it
generates tons of undefined symbols. I ignored them as it was a third
party software and module inserts correctly at the end.
Can someone give few pointers on what could be the reasons and where to
look to resolve this? Will appreciate your time,
Thanks,
Prakash
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: Kernel module insertion issue with kernel 2.6.15
2006-09-15 19:56 Kernel module insertion issue with kernel 2.6.15 Prakash Jain
@ 2006-09-16 23:26 ` Arnd Bergmann
2006-09-18 18:30 ` Prakash Jain
0 siblings, 1 reply; 3+ messages in thread
From: Arnd Bergmann @ 2006-09-16 23:26 UTC (permalink / raw)
To: linuxppc-embedded
On Friday 15 September 2006 21:56, Prakash Jain wrote:
> Can someone give few pointers on what could be the reasons and where to
> look to resolve this? Will appreciate your time,
If you want help with this, you need to post your module source code.
As long as people suspect you're talking about illegal or non-GPL
code, don't expect anyone to answer technical questions.
Arnd <><
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: Kernel module insertion issue with kernel 2.6.15
2006-09-16 23:26 ` Arnd Bergmann
@ 2006-09-18 18:30 ` Prakash Jain
0 siblings, 0 replies; 3+ messages in thread
From: Prakash Jain @ 2006-09-18 18:30 UTC (permalink / raw)
To: Arnd Bergmann; +Cc: linuxppc-embedded
I suspected it to be a kernel level issue (in insmod) that's why I
posted it for suggestion if someone else also has encountered it while
porting module from 2.4 to 2.6 kernel. I expected mailing list is to be
for any technical questions related to ppc-linux-kernel. I have to check
the GPL status of the module as it is a third party code (I already
mentioned it in my email).
Thanks for your words any way..
Prakash
Arnd Bergmann wrote:
>On Friday 15 September 2006 21:56, Prakash Jain wrote:
>
>
>>Can someone give few pointers on what could be the reasons and where to
>>look to resolve this? Will appreciate your time,
>>
>>
>
>If you want help with this, you need to post your module source code.
>As long as people suspect you're talking about illegal or non-GPL
>code, don't expect anyone to answer technical questions.
>
> Arnd <><
>
>
>
>
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2006-09-18 18:27 UTC | newest]
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2006-09-15 19:56 Kernel module insertion issue with kernel 2.6.15 Prakash Jain
2006-09-16 23:26 ` Arnd Bergmann
2006-09-18 18:30 ` Prakash Jain
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