From: Dapeng Mi <dapeng1.mi@linux.intel.com>
To: Sean Christopherson <seanjc@google.com>,
Paolo Bonzini <pbonzini@redhat.com>,
Jim Mattson <jmattson@google.com>,
Mingwei Zhang <mizhang@google.com>
Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
Xiong Zhang <xiong.y.zhang@intel.com>,
Zhenyu Wang <zhenyuw@linux.intel.com>,
Like Xu <like.xu.linux@gmail.com>,
Jinrong Liang <cloudliang@tencent.com>,
Dapeng Mi <dapeng1.mi@intel.com>,
Dapeng Mi <dapeng1.mi@linux.intel.com>
Subject: [kvm-unit-tests Patch v4 01/17] x86: pmu: Remove duplicate code in pmu_init()
Date: Fri, 19 Apr 2024 11:52:17 +0800 [thread overview]
Message-ID: <20240419035233.3837621-2-dapeng1.mi@linux.intel.com> (raw)
In-Reply-To: <20240419035233.3837621-1-dapeng1.mi@linux.intel.com>
From: Xiong Zhang <xiong.y.zhang@intel.com>
There are totally same code in pmu_init() helper, remove the duplicate
code.
Reviewed-by: Jim Mattson <jmattson@google.com>
Signed-off-by: Xiong Zhang <xiong.y.zhang@intel.com>
Signed-off-by: Dapeng Mi <dapeng1.mi@linux.intel.com>
---
lib/x86/pmu.c | 5 -----
1 file changed, 5 deletions(-)
diff --git a/lib/x86/pmu.c b/lib/x86/pmu.c
index 0f2afd650bc9..d06e94553024 100644
--- a/lib/x86/pmu.c
+++ b/lib/x86/pmu.c
@@ -16,11 +16,6 @@ void pmu_init(void)
pmu.fixed_counter_width = (cpuid_10.d >> 5) & 0xff;
}
- if (pmu.version > 1) {
- pmu.nr_fixed_counters = cpuid_10.d & 0x1f;
- pmu.fixed_counter_width = (cpuid_10.d >> 5) & 0xff;
- }
-
pmu.nr_gp_counters = (cpuid_10.a >> 8) & 0xff;
pmu.gp_counter_width = (cpuid_10.a >> 16) & 0xff;
pmu.gp_counter_mask_length = (cpuid_10.a >> 24) & 0xff;
--
2.34.1
next prev parent reply other threads:[~2024-04-19 3:45 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-19 3:52 [kvm-unit-tests Patch v4 00/17] pmu test bugs fix and improvements Dapeng Mi
2024-04-19 3:52 ` Dapeng Mi [this message]
2024-04-19 3:52 ` [kvm-unit-tests Patch v4 02/17] x86: pmu: Remove blank line and redundant space Dapeng Mi
2024-04-19 3:52 ` [kvm-unit-tests Patch v4 03/17] x86: pmu: Refine fixed_events[] names Dapeng Mi
2024-04-19 3:52 ` [kvm-unit-tests Patch v4 04/17] x86: pmu: Fix the issue that pmu_counter_t.config crosses cache line Dapeng Mi
2024-04-19 3:52 ` [kvm-unit-tests Patch v4 05/17] x86: pmu: Enlarge cnt[] length to 48 in check_counters_many() Dapeng Mi
2024-04-19 3:52 ` [kvm-unit-tests Patch v4 06/17] x86: pmu: Add asserts to warn inconsistent fixed events and counters Dapeng Mi
2024-04-19 3:52 ` [kvm-unit-tests Patch v4 07/17] x86: pmu: Fix cycles event validation failure Dapeng Mi
2024-04-19 3:52 ` [kvm-unit-tests Patch v4 08/17] x86: pmu: Use macro to replace hard-coded branches event index Dapeng Mi
2024-04-19 3:52 ` [kvm-unit-tests Patch v4 09/17] x86: pmu: Use macro to replace hard-coded ref-cycles " Dapeng Mi
2024-04-19 3:52 ` [kvm-unit-tests Patch v4 10/17] x86: pmu: Use macro to replace hard-coded instructions " Dapeng Mi
2024-04-19 3:52 ` [kvm-unit-tests Patch v4 11/17] x86: pmu: Enable and disable PMCs in loop() asm blob Dapeng Mi
2024-04-19 3:52 ` [kvm-unit-tests Patch v4 12/17] x86: pmu: Improve instruction and branches events verification Dapeng Mi
2024-04-19 3:52 ` [kvm-unit-tests Patch v4 13/17] x86: pmu: Improve LLC misses event verification Dapeng Mi
2024-04-19 3:52 ` [kvm-unit-tests Patch v4 14/17] x86: pmu: Adjust lower boundary of llc-misses event to 0 for legacy CPUs Dapeng Mi
2024-04-19 3:52 ` [kvm-unit-tests Patch v4 15/17] x86: pmu: Add IBPB indirect jump asm blob Dapeng Mi
2024-04-19 3:52 ` [kvm-unit-tests Patch v4 16/17] x86: pmu: Adjust lower boundary of branch-misses event Dapeng Mi
2024-04-19 3:52 ` [kvm-unit-tests Patch v4 17/17] x86: pmu: Optimize emulated instruction validation Dapeng Mi
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