Re: [Xen-devel] [PATCH 1/2] x86/mm/pat: Change pat_disable() to emulate PAT table

[Borislav Petkov <bp@xxxxxxxxx>]

On Mon, Mar 14, 2016 at 09:11:16PM -0600, Toshi Kani wrote:
> -     pat = PAT(0, WB) | PAT(1, WT) | PAT(2, UC_MINUS) | PAT(3, UC) |
> -           PAT(4, WB) | PAT(5, WT) | PAT(6, UC_MINUS) | PAT(7, UC);
> +     if (cpu_has_pat) {

Please use on init paths boot_cpu_has(X86_FEATURE_PAT) and on fast paths
static_cpu_has(X86_FEATURE_PAT). No more of that cpu_has_XXX ugliness.

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.

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