linux-kernel - Re: [PATCH v4 07/16] KVM: x86/pmu: Add IA32_PEBS

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Message-ID: <YG1zo2DApRdonUVQ@hirez.programming.kicks-ass.net>
Date:   Wed, 7 Apr 2021 10:56:03 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Like Xu <like.xu@...ux.intel.com>
Cc:     Sean Christopherson <seanjc@...gle.com>,
        Paolo Bonzini <pbonzini@...hat.com>, eranian@...gle.com,
        andi@...stfloor.org, kan.liang@...ux.intel.com,
        wei.w.wang@...el.com, Wanpeng Li <wanpengli@...cent.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        Jim Mattson <jmattson@...gle.com>,
        Joerg Roedel <joro@...tes.org>, kvm@...r.kernel.org,
        x86@...nel.org, linux-kernel@...r.kernel.org,
        Andi Kleen <ak@...ux.intel.com>,
        Luwei Kang <luwei.kang@...el.com>
Subject: Re: [PATCH v4 07/16] KVM: x86/pmu: Add IA32_PEBS_ENABLE MSR
 emulation for extended PEBS

On Mon, Mar 29, 2021 at 01:41:28PM +0800, Like Xu wrote:
> diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
> index 546d6ecf0a35..9afcad882f4f 100644
> --- a/arch/x86/include/asm/msr-index.h
> +++ b/arch/x86/include/asm/msr-index.h
> @@ -186,6 +186,12 @@
>  #define MSR_IA32_DS_AREA		0x00000600
>  #define MSR_IA32_PERF_CAPABILITIES	0x00000345
>  #define MSR_PEBS_LD_LAT_THRESHOLD	0x000003f6
> +#define PERF_CAP_PEBS_TRAP             BIT_ULL(6)
> +#define PERF_CAP_ARCH_REG              BIT_ULL(7)
> +#define PERF_CAP_PEBS_FORMAT           0xf00
> +#define PERF_CAP_PEBS_BASELINE         BIT_ULL(14)
> +#define PERF_CAP_PEBS_MASK	(PERF_CAP_PEBS_TRAP | PERF_CAP_ARCH_REG | \
> +	PERF_CAP_PEBS_FORMAT | PERF_CAP_PEBS_BASELINE)

broken indentation