Re: [RFC V1] cpuidle: add idle routine registration and cleanup pm_idlepointer

[Andi Kleen]

> but now you're duplicating this functionality adding code for everyone.
>
> 99.999% of the people today run cpuidle... (especially embedded x86 
> where they really care about power)
> all x86 going forward also has > 1 idle option anyway.
>
> and you're adding and extra layer in the middle that just duplicates 
> the layer that's in use in practice above it.
>
> seriously, this sounds like the wrong tradeoff to make.

I think the right option is still to put cpuidle on a diet.
There's no reason an idle handler needs to be that bloated.

If it was 2K or so just including it into the core would be fine.

Ignoring code size completely is generally a wrong trade off imho.

-Andi
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