Re: [PATCH V2 4/4] LoongArch: Enable ARCH_WANT_HUGETLB_PAGE_OPTIMIZE_VMEMMAP

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On Thu, Jun 30, 2022 at 6:32 AM Huacai Chen <chenhuacai@xxxxxxxxxxx> wrote:
>
> To avoid build error on LoongArch we should include linux/static_key.h
> in page-flags.h.

This is an expensive change in terms of compile speed, as static_key.h has
lots of dependencies, and page-flags.h is included in a lot of places. What
it is actually needed for?

         Arnd



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