Re: [PATCH v6 06/12] powerpc: inline huge vmap supported functions

Andrew Morton
2020-08-21T20:15:26Z

On Sat, 22 Aug 2020 01:12:10 +1000 Nicholas Piggin <npiggin@gmail.com> wrote:

> #ifdef CONFIG_HAVE_ARCH_HUGE_VMAP
> -bool arch_vmap_p4d_supported(pgprot_t prot);
> -bool arch_vmap_pud_supported(pgprot_t prot);
> -bool arch_vmap_pmd_supported(pgprot_t prot);
> +static inline bool arch_vmap_p4d_supported(pgprot_t prot)
> +{
> + return false;
> +}
> +
> +static inline bool arch_vmap_pud_supported(pgprot_t prot)
> +{
> + /* HPT does not cope with large pages in the vmalloc area */
> + return radix_enabled();
> +}
> +
> +static inline bool arch_vmap_pmd_supported(pgprot_t prot)
> +{
> + return radix_enabled();
> +}
> #endif

Oh. OK, whatever ;)