From: Mingwei Zhang <mizhang@google.com>
To: Dapeng Mi <dapeng1.mi@linux.intel.com>
Cc: Sean Christopherson <seanjc@google.com>,
Paolo Bonzini <pbonzini@redhat.com>,
Jim Mattson <jmattson@google.com>,
kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
Zhenyu Wang <zhenyuw@linux.intel.com>,
Zhang Xiong <xiong.y.zhang@intel.com>,
Like Xu <like.xu.linux@gmail.com>,
Jinrong Liang <cloudliang@tencent.com>,
Dapeng Mi <dapeng1.mi@intel.com>
Subject: Re: [kvm-unit-tests Patch v3 05/11] x86: pmu: Refine fixed_events[] names
Date: Wed, 27 Mar 2024 05:38:05 +0000 [thread overview]
Message-ID: <ZgOwvZREoyINiMwP@google.com> (raw)
In-Reply-To: <20240103031409.2504051-6-dapeng1.mi@linux.intel.com>
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@linux.intel.com>
Reviewed-by: Mingwei Zhang <mizhang@google.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
>
next prev parent reply other threads:[~2024-03-27 5:38 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-03 3:13 [kvm-unit-tests Patch v3 00/11] pmu test bugs fix and improvements Dapeng Mi
2024-01-03 3:13 ` [kvm-unit-tests Patch v3 01/11] x86: pmu: Remove duplicate code in pmu_init() Dapeng Mi
2024-03-28 1:19 ` Yang, Weijiang
2024-03-28 1:21 ` Mi, Dapeng
2024-01-03 3:14 ` [kvm-unit-tests Patch v3 02/11] x86: pmu: Enlarge cnt[] length to 64 in check_counters_many() Dapeng Mi
2024-03-25 21:41 ` Jim Mattson
2024-03-27 6:40 ` Mi, Dapeng
2024-01-03 3:14 ` [kvm-unit-tests Patch v3 03/11] x86: pmu: Add asserts to warn inconsistent fixed events and counters Dapeng Mi
2024-03-27 5:30 ` Mingwei Zhang
2024-03-27 6:43 ` Mi, Dapeng
2024-03-27 13:11 ` Jim Mattson
2024-03-28 9:29 ` Mi, Dapeng
2024-01-03 3:14 ` [kvm-unit-tests Patch v3 04/11] x86: pmu: Switch instructions and core cycles events sequence Dapeng Mi
2024-03-27 5:36 ` Mingwei Zhang
2024-03-27 8:54 ` Mi, Dapeng
2024-03-27 17:06 ` Mingwei Zhang
2024-03-28 10:09 ` Mi, Dapeng
2024-01-03 3:14 ` [kvm-unit-tests Patch v3 05/11] x86: pmu: Refine fixed_events[] names Dapeng Mi
2024-03-27 5:38 ` Mingwei Zhang [this message]
2024-01-03 3:14 ` [kvm-unit-tests Patch v3 06/11] x86: pmu: Remove blank line and redundant space Dapeng Mi
2024-03-27 5:38 ` Mingwei Zhang
2024-03-28 1:23 ` Yang, Weijiang
2024-03-28 10:12 ` Mi, Dapeng
2024-01-03 3:14 ` [kvm-unit-tests Patch v3 07/11] x86: pmu: Enable and disable PMCs in loop() asm blob Dapeng Mi
2024-03-27 6:07 ` Mingwei Zhang
2024-03-27 8:55 ` Mi, Dapeng
2024-04-08 23:17 ` Mingwei Zhang
2024-04-09 0:28 ` Mi, Dapeng
2024-01-03 3:14 ` [kvm-unit-tests Patch v3 08/11] x86: pmu: Improve instruction and branches events verification Dapeng Mi
2024-03-27 6:14 ` Mingwei Zhang
2024-03-27 8:59 ` Mi, Dapeng
2024-01-03 3:14 ` [kvm-unit-tests Patch v3 09/11] x86: pmu: Improve LLC misses event verification Dapeng Mi
2024-03-27 6:23 ` Mingwei Zhang
2024-03-27 9:18 ` Mi, Dapeng
2024-03-27 15:20 ` Yang, Weijiang
2024-01-03 3:14 ` [kvm-unit-tests Patch v3 10/11] x86: pmu: Add IBPB indirect jump asm blob Dapeng Mi
2024-01-03 3:14 ` [kvm-unit-tests Patch v3 11/11] x86: pmu: Improve branch misses event verification Dapeng Mi
2024-01-24 8:18 ` [kvm-unit-tests Patch v3 00/11] pmu test bugs fix and improvements Mi, Dapeng
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