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    SubjectRe: [PATCH 2/7] x86/msr: add definitions for indirect branch predictor MSRs
    On Mon, Jan 08, 2018 at 07:08:40PM +0100, Paolo Bonzini wrote:
    > KVM will start using them soon.

    Perhaps include a bit of description?
    >
    > Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
    > ---
    > arch/x86/include/asm/msr-index.h | 5 +++++
    > 1 file changed, 5 insertions(+)
    >
    > diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
    > index 03ffde6217d0..ec08f1d8d39b 100644
    > --- a/arch/x86/include/asm/msr-index.h
    > +++ b/arch/x86/include/asm/msr-index.h
    > @@ -39,6 +39,11 @@
    >
    > /* Intel MSRs. Some also available on other CPUs */
    >
    > +#define MSR_IA32_SPEC_CTRL 0x00000048
    > +
    > +#define MSR_IA32_PRED_CMD 0x00000049
    > +#define FEATURE_SET_IBPB (1UL << 0)
    > +
    > #define MSR_PPIN_CTL 0x0000004e
    > #define MSR_PPIN 0x0000004f
    >
    > --
    > 1.8.3.1
    >
    >

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