Re: [PATCH 2/4] tools headers x86: Sync msr-index.h with kernel sources
From: Jiri Olsa
Date: Fri Aug 12 2022 - 04:33:15 EST
On Thu, Aug 11, 2022 at 06:16:47PM +0530, Sandipan Das wrote:
> Sync msr-index.h with the kernel sources by adding the new AMD Last Branch
> Record Extension Version 2 (LbrExtV2) MSRs.
>
> Signed-off-by: Sandipan Das <sandipan.das@xxxxxxx>
> ---
> tools/arch/x86/include/asm/msr-index.h | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/tools/arch/x86/include/asm/msr-index.h b/tools/arch/x86/include/asm/msr-index.h
> index cc615be27a54..7f9eaf497947 100644
> --- a/tools/arch/x86/include/asm/msr-index.h
> +++ b/tools/arch/x86/include/asm/msr-index.h
> @@ -574,6 +574,9 @@
> #define MSR_AMD64_PERF_CNTR_GLOBAL_CTL 0xc0000301
> #define MSR_AMD64_PERF_CNTR_GLOBAL_STATUS_CLR 0xc0000302
>
> +/* AMD Last Branch Record MSRs */
> +#define MSR_AMD64_LBR_SELECT 0xc000010e
curious do we actualy use this in tools somewhere?
jirka
> +
> /* Fam 17h MSRs */
> #define MSR_F17H_IRPERF 0xc00000e9
>
> @@ -745,6 +748,8 @@
> #define MSR_AMD_DBG_EXTN_CFG 0xc000010f
> #define MSR_AMD_SAMP_BR_FROM 0xc0010300
>
> +#define DBG_EXTN_CFG_LBRV2EN BIT_ULL(6)
> +
> #define MSR_IA32_MPERF 0x000000e7
> #define MSR_IA32_APERF 0x000000e8
>
> --
> 2.34.1
>