Re: [PATCH 2/2] Kprobes: Move kprobes examples to samples/

[Ingo Molnar <mingo@elte.hu>]

* Ananth N Mavinakayanahalli <ananth@in.ibm.com> wrote:

> > feature request: please make this work in the !modular case as well 
> > - if built-in then it should just run sometime during bootup and run 
> > the tests and report success/failure. This way automated testing can 
> > pick up any regressions much easier.
> 
> Will try cook up something along those lines. It'll be easy to verify 
> if the probes inserted and removed properly, but verifying handlers 
> run correctly will need some work.
> 
> We have a sort of regression test bucket that uses expect to parse the 
> dmesg to verify handlers did run correctly; that isn't a totally 
> in-kernel solution anyway. I have a couple of ideas in mind to make it 
> easier.

Great. Would be really nice to have something along the lines of 
CONFIG_DEBUG_LOCKING_API_SELFTESTS. Those unit tests took time to 
develop, but they caught more than 90% (!) of the internal lockdep 
engine bugs before they ever hit mainline.

	Ingo