How to find out which part of code is changing a particular data structure.

kiran kumar akirank at yahoo.com
Fri Nov 8 02:23:18 EST 2013


Hi Rjat,
Can you define that location as read only(i.e constant)?. This is only for debug prupose, later you can remove. 
I am expecting kernel panic with this change. 
Regards,
Kiran



On Friday, 8 November 2013, 9:03, Chetan Nanda <chetannanda at gmail.com> wrote:
  
You may attach debugger (like Lauterbach) and use its data breakpoint functionality. 

Thanks,
Chetan Nanda




On Fri, Nov 8, 2013 at 6:16 AM, Rajat Jain <rajatjain at juniper.net> wrote:

Hi folks,
>
>I have a memory location (One of the fields in a kernel data structure) and I want to track down the code that changes the value of that particular location. Some thing like a "watchpoint".
>
>And this is early while I am still booting up. Can some one tell me if it is possible to do so?
>
>Thanks,
>
>Rajat
>
>
>
>
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