Re: [PATCH] ftrace: make extra rcu_is_watching() validation check optional

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On Tue, Mar 26, 2024 at 11:58 AM Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:
>
> On Tue, 26 Mar 2024 09:16:33 -0700
> Andrii Nakryiko <andrii.nakryiko@xxxxxxxxx> wrote:
>
> > > It's no different than lockdep. Test boxes should have it enabled, but
> > > there's no reason to have this enabled in a production system.
> > >
> >
> > I tend to agree with Steven here (which is why I sent this patch as it
> > is), but I'm happy to do it as an opt-out, if Masami insists. Please
> > do let me know if I need to send v2 or this one is actually the one
> > we'll end up using. Thanks!
>
> Masami,
>
> Are you OK with just keeping it set to N.
>
> We could have other options like PROVE_LOCKING enable it.
>

So what's the conclusion, Masami? Should I send another version where
this config is opt-out, or are you ok with keeping it as opt-in as
proposed in this revision?

> -- Steve





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