Re: Altering normal kernel path execution from module?

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On Fri, 2007-05-25 at 15:21 +0200, Erik Mouw wrote:
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> 
> On Fri, May 25, 2007 at 05:53:14PM +0530, pradeep singh wrote:
> > Can we alter the normal kernel execution path using a kernel module?
> > 
> > e.g
> > a()->b()->c()->d()->e()->f()->g()
> > 
> > Without changing the existing kernel code, using only a loadable
> > module can i change the path of execution like
> > 
> > a()->b()->mymethod()->f()->mymethod2()->g()
> > 
> > Does anybody have idea if this can be done using a loadable module?
> 
> You can't safely randomly patch code in a running kernel.

What about using kprobes?

> Why is it that you want to do this? I.e.: right now you're describing
> the steps you're trying to take, but what is the final goal?
> 
> 
> Erik

Avishay


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