Re: [PATCH v5 1/3] x86/msr: Add AMD Core Perf Extension MSRs

From: Radim Krcmar
Date: Tue Mar 06 2018 - 16:04:23 EST


2018-02-05 13:24-0600, Janakarajan Natarajan:
> Add the EventSelect and Counter MSRs for AMD Core Perf Extension.
>
> Signed-off-by: Janakarajan Natarajan <Janakarajan.Natarajan@xxxxxxx>
> ---
> arch/x86/include/asm/msr-index.h | 14 ++++++++++++++
> 1 file changed, 14 insertions(+)
>
> diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
> index e7b983a..2885363 100644
> --- a/arch/x86/include/asm/msr-index.h
> +++ b/arch/x86/include/asm/msr-index.h
> @@ -341,7 +341,21 @@
>
> /* Fam 15h MSRs */
> #define MSR_F15H_PERF_CTL 0xc0010200
> +#define MSR_F15H_PERF_CTL0 MSR_F15H_PERF_CTL
> +#define MSR_F15H_PERF_CTL1 (MSR_F15H_PERF_CTL + 2)
> +#define MSR_F15H_PERF_CTL2 (MSR_F15H_PERF_CTL + 4)
> +#define MSR_F15H_PERF_CTL3 (MSR_F15H_PERF_CTL + 6)
> +#define MSR_F15H_PERF_CTL4 (MSR_F15H_PERF_CTL + 8)
> +#define MSR_F15H_PERF_CTL5 (MSR_F15H_PERF_CTL + 10)
> +
> #define MSR_F15H_PERF_CTR 0xc0010201
> +#define MSR_F15H_PERF_CTR0 MSR_F15H_PERF_CTR
> +#define MSR_F15H_PERF_CTR1 (MSR_F15H_PERF_CTR + 2)
> +#define MSR_F15H_PERF_CTR2 (MSR_F15H_PERF_CTR + 4)
> +#define MSR_F15H_PERF_CTR3 (MSR_F15H_PERF_CTR + 6)
> +#define MSR_F15H_PERF_CTR4 (MSR_F15H_PERF_CTR + 8)
> +#define MSR_F15H_PERF_CTR5 (MSR_F15H_PERF_CTR + 10)
> +

x86 maintainers,

are you ok with this going through the kvm tree?

Thanks.

> #define MSR_F15H_NB_PERF_CTL 0xc0010240
> #define MSR_F15H_NB_PERF_CTR 0xc0010241
> #define MSR_F15H_PTSC 0xc0010280
> --
> 2.7.4
>