Re: [PATCH v3] intel_idle: introduce 'no_native' module parameter

From: Artem Bityutskiy
Date: Wed Feb 12 2025 - 07:47:24 EST


On Wed, 2025-02-12 at 07:41 -0500, David Arcari wrote:
> - #ifdef the code that doesn't compile
> - default no_acpi=true in the !CONFIG_ACPI_PROCESSOR_CSTATE case
>
> I sort of like the second option better, but I worry about the
> documentation.  Specifically:
>
> "In the case that ACPI is not configured these flags have no impact
> +on functionality."
>
> I guess that is still true.
>
> Perhaps there is a better option.  What do you think?

I've not been involved into kernel that much for long time. In old days
sprinkling #ifdefs around was an anti-pattern. Most probably nowadays too. So
the second option sounds better to me.

Artem.