Re: [RFC] Making compound pages mandatory

[Nick Piggin]

Nick Piggin wrote:

> Good idea. BTW, any reason why the following (very)micro optimisation
> shouldn't go in?
>
> It currently only picks up a couple of things under fs/, but might help
> reduce other ifdefery around the place. For example mm.h: page_count and
> get_page.

Like this, perhaps? It does actually introduce a change in the object
code. Namely hugetlb's put_page will now also be done inline for non
compound pages - maybe this change is unacceptable though, but it does
cut down the ifdefs.
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