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    SubjectRe: [PATCH 1/2] x86/mm/pat: Change pat_disable() to emulate PAT table
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    On Tue, 2016-03-15 at 11:01 +0000, Borislav Petkov wrote:
    > 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.

    'cpu_has_pat' is defined as 'boot_cpu_has(X86_FEATURE_PAT)'.  Do you mean
    it should explicitly use 'boot_cpu_has(X86_FEATURE_PAT)'?

    Thanks,
    -Toshi

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