diff options
Diffstat (limited to 'virt/kvm/arm/pmu.c')
| -rw-r--r-- | virt/kvm/arm/pmu.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/virt/kvm/arm/pmu.c b/virt/kvm/arm/pmu.c index 560db6282137..f0d0312c0a55 100644 --- a/virt/kvm/arm/pmu.c +++ b/virt/kvm/arm/pmu.c @@ -247,10 +247,11 @@ void kvm_pmu_vcpu_init(struct kvm_vcpu *vcpu) */ void kvm_pmu_vcpu_reset(struct kvm_vcpu *vcpu) { - int i; + unsigned long mask = kvm_pmu_valid_counter_mask(vcpu); struct kvm_pmu *pmu = &vcpu->arch.pmu; + int i; - for (i = 0; i < ARMV8_PMU_MAX_COUNTERS; i++) + for_each_set_bit(i, &mask, 32) kvm_pmu_stop_counter(vcpu, &pmu->pmc[i]); bitmap_zero(vcpu->arch.pmu.chained, ARMV8_PMU_MAX_COUNTER_PAIRS); @@ -527,10 +528,9 @@ void kvm_pmu_software_increment(struct kvm_vcpu *vcpu, u64 val) */ void kvm_pmu_handle_pmcr(struct kvm_vcpu *vcpu, u64 val) { - u64 mask; + unsigned long mask = kvm_pmu_valid_counter_mask(vcpu); int i; - mask = kvm_pmu_valid_counter_mask(vcpu); if (val & ARMV8_PMU_PMCR_E) { kvm_pmu_enable_counter_mask(vcpu, __vcpu_sys_reg(vcpu, PMCNTENSET_EL0) & mask); @@ -542,7 +542,7 @@ void kvm_pmu_handle_pmcr(struct kvm_vcpu *vcpu, u64 val) kvm_pmu_set_counter_value(vcpu, ARMV8_PMU_CYCLE_IDX, 0); if (val & ARMV8_PMU_PMCR_P) { - for (i = 0; i < ARMV8_PMU_CYCLE_IDX; i++) + for_each_set_bit(i, &mask, 32) kvm_pmu_set_counter_value(vcpu, i, 0); } } |