Re: [RFC PATCH 1/2] grep: fallback to interpreter if JIT fails with pcre1

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"brian m. carlson" <sandals@xxxxxxxxxxxxxxxxxxxx> writes:

> Considering that some Linux users use PaX kernels with standard
> distributions and that most BSD kernels can be custom-compiled with a
> variety of options enabled or disabled, I think this is something we
> should detect dynamically.
> ...
> My view is that JIT is a nice performance optimization, but it's
> optional. I honestly don't think it should even be exposed through the
> API: if it works, then things are faster, and if it doesn't, then
> they're not. I don't see the value in an option for causing things to be
> broken if someone improves the security of the system.

I agree to both of these two points.  Thanks for a thoughtful
discussion, all.



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