Re: [RFC][PATCH 1/3] radix priority search tree - objrmapcomplexity fix

[Andrew Morton]

Andrea Arcangeli <andrea@xxxxxxx> wrote:
>
> I now fixed up the whole compound thing, it made no sense to keep
> compound off with HUGETLBSF=N, that's a generic setup for all order > 0
> not just for hugetlbfs, so it has to be enabled always or never, or it's
> just asking for troubles.

It was a modest optimisation for non-hugetlb architectures and configs. 
Having it optional has caused no problem in a year.

Was there some reason why you _required_ that it be permanently enabled?

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