Thank you Daniel for the links.
Am using kernel-2.6.18-194.centosplus.el5 and dumpstack.c (under lib/dumpstack.c) implentation said simply "This architecture does not support dump_stack".

Thanks, Sri.

On Fri, Apr 1, 2011 at 3:33 PM, Daniel Baluta <daniel.baluta@gmail.com> wrote:
> Is there a way to find, in the kernel src tree, which routine/function is
> calling another function OR kernel function invocation stack order?
> This would be helpful for me to know the various steps/functionalities
> involved during executing something in kernel space.

At runtime you can use dumpstack() [1].
Otherwise, just for reading the code I suggest cscope [2].

thanks,
Daniel.

[1] http://lxr.linux.no/linux+v2.6.38/arch/x86/kernel/dumpstack.c#L198
[2] http://cscope.sourceforge.net/



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 Krishna Mohan B