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Date: Wed, 27 Mar 2024 05:38:05 +0000
From: Mingwei Zhang <mizhang@...gle.com>
To: Dapeng Mi <dapeng1.mi@...ux.intel.com>
Cc: Sean Christopherson <seanjc@...gle.com>,
	Paolo Bonzini <pbonzini@...hat.com>,
	Jim Mattson <jmattson@...gle.com>, kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org, Zhenyu Wang <zhenyuw@...ux.intel.com>,
	Zhang Xiong <xiong.y.zhang@...el.com>,
	Like Xu <like.xu.linux@...il.com>,
	Jinrong Liang <cloudliang@...cent.com>,
	Dapeng Mi <dapeng1.mi@...el.com>
Subject: Re: [kvm-unit-tests Patch v3 05/11] x86: pmu: Refine fixed_events[]
 names

On Wed, Jan 03, 2024, Dapeng Mi wrote:
> In SDM the fixed counter is numbered from 0 but currently the
> fixed_events names are numbered from 1. It would cause confusion for
> users. So Change the fixed_events[] names to number from 0 as well and
> keep identical with SDM.
> 
> Signed-off-by: Dapeng Mi <dapeng1.mi@...ux.intel.com>
Reviewed-by: Mingwei Zhang <mizhang@...gle.com>
> ---
>  x86/pmu.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/x86/pmu.c b/x86/pmu.c
> index 67ebfbe55b49..a2c64a1ce95b 100644
> --- a/x86/pmu.c
> +++ b/x86/pmu.c
> @@ -44,9 +44,9 @@ struct pmu_event {
>  	{"branches", 0x00c2, 1*N, 1.1*N},
>  	{"branch misses", 0x00c3, 0, 0.1*N},
>  }, fixed_events[] = {
> -	{"fixed 1", MSR_CORE_PERF_FIXED_CTR0, 10*N, 10.2*N},
> -	{"fixed 2", MSR_CORE_PERF_FIXED_CTR0 + 1, 1*N, 30*N},
> -	{"fixed 3", MSR_CORE_PERF_FIXED_CTR0 + 2, 0.1*N, 30*N}
> +	{"fixed 0", MSR_CORE_PERF_FIXED_CTR0, 10*N, 10.2*N},
> +	{"fixed 1", MSR_CORE_PERF_FIXED_CTR0 + 1, 1*N, 30*N},
> +	{"fixed 2", MSR_CORE_PERF_FIXED_CTR0 + 2, 0.1*N, 30*N}
>  };
>  
>  char *buf;
> -- 
> 2.34.1
> 

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