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[v4,5/7] KVM: arm64: PMU: Call kvm_pmu_handle_pmcr() after masking PMCNTENSET_EL0

Message ID 20250313-pmc-v4-5-2c976827118c@daynix.com (mailing list archive)
State New
Headers show
Series KVM: arm64: PMU: Fix SET_ONE_REG for vPMC regs | expand

Commit Message

Akihiko Odaki March 13, 2025, 6:57 a.m. UTC 
kvm_pmu_handle_pmcr() expects PMCNTENSET_EL0 only contains valid
counters.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
---
 arch/arm64/kvm/pmu-emul.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/arch/arm64/kvm/pmu-emul.c b/arch/arm64/kvm/pmu-emul.c
index 3ed8b74d9925..461c76a9cb6b 100644
--- a/arch/arm64/kvm/pmu-emul.c
+++ b/arch/arm64/kvm/pmu-emul.c
@@ -831,11 +831,11 @@  void kvm_vcpu_reload_pmu(struct kvm_vcpu *vcpu)
 {
 	u64 mask = kvm_pmu_valid_counter_mask(vcpu);
 
-	kvm_pmu_handle_pmcr(vcpu, kvm_vcpu_read_pmcr(vcpu));
-
 	__vcpu_sys_reg(vcpu, PMOVSSET_EL0) &= mask;
 	__vcpu_sys_reg(vcpu, PMINTENSET_EL1) &= mask;
 	__vcpu_sys_reg(vcpu, PMCNTENSET_EL0) &= mask;
+
+	kvm_pmu_handle_pmcr(vcpu, kvm_vcpu_read_pmcr(vcpu));
 }
 
 int kvm_arm_pmu_v3_enable(struct kvm_vcpu *vcpu)