From: Sean Christopherson Date: Tue, 5 Aug 2025 19:05:23 +0000 (-0700) Subject: KVM: x86/pmu: Drop redundant check on PMC being locally enabled for emulation X-Git-Tag: v6.18-rc1~55^2~6^2~35 X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=8709656514c1106933befcdefdcc5fd9bc013ed2;p=thirdparty%2Fkernel%2Flinux.git KVM: x86/pmu: Drop redundant check on PMC being locally enabled for emulation Drop the check on a PMC being locally enabled when triggering emulated events, as the bitmap of passed-in PMCs only contains locally enabled PMCs. Reviewed-by: Dapeng Mi Link: https://lore.kernel.org/r/20250805190526.1453366-16-seanjc@google.com Signed-off-by: Sean Christopherson --- diff --git a/arch/x86/kvm/pmu.c b/arch/x86/kvm/pmu.c index 744717d379cb..b7514082e1ac 100644 --- a/arch/x86/kvm/pmu.c +++ b/arch/x86/kvm/pmu.c @@ -974,8 +974,7 @@ static void kvm_pmu_trigger_event(struct kvm_vcpu *vcpu, return; kvm_for_each_pmc(pmu, pmc, i, bitmap) { - if (!pmc_is_locally_enabled(pmc) || - !check_pmu_event_filter(pmc) || !cpl_is_matched(pmc)) + if (!check_pmu_event_filter(pmc) || !cpl_is_matched(pmc)) continue; kvm_pmu_incr_counter(pmc);