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authorShannon Zhao <[email protected]>2015-09-11 11:30:22 +0800
committerMarc Zyngier <[email protected]>2016-02-29 18:34:21 +0000
commit2aa36e9840d71710f06b3c29634f044fde8bcbe5 (patch)
treeaa646883c34800a0e363cbbb9d14df78407d3e59 /include
parentb02386eb7dac7555a208d81aef2a0e5c6f0f8085 (diff)
arm64: KVM: Reset PMU state when resetting vcpu
When resetting vcpu, it needs to reset the PMU state to initial status. Signed-off-by: Shannon Zhao <[email protected]> Reviewed-by: Marc Zyngier <[email protected]> Reviewed-by: Andrew Jones <[email protected]> Signed-off-by: Marc Zyngier <[email protected]>
Diffstat (limited to 'include')
-rw-r--r--include/kvm/arm_pmu.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/kvm/arm_pmu.h b/include/kvm/arm_pmu.h
index 9c184edb8e07..b4993eb76aa1 100644
--- a/include/kvm/arm_pmu.h
+++ b/include/kvm/arm_pmu.h
@@ -42,6 +42,7 @@ struct kvm_pmu {
u64 kvm_pmu_get_counter_value(struct kvm_vcpu *vcpu, u64 select_idx);
void kvm_pmu_set_counter_value(struct kvm_vcpu *vcpu, u64 select_idx, u64 val);
u64 kvm_pmu_valid_counter_mask(struct kvm_vcpu *vcpu);
+void kvm_pmu_vcpu_reset(struct kvm_vcpu *vcpu);
void kvm_pmu_disable_counter(struct kvm_vcpu *vcpu, u64 val);
void kvm_pmu_enable_counter(struct kvm_vcpu *vcpu, u64 val);
void kvm_pmu_overflow_set(struct kvm_vcpu *vcpu, u64 val);
@@ -67,6 +68,7 @@ static inline u64 kvm_pmu_valid_counter_mask(struct kvm_vcpu *vcpu)
{
return 0;
}
+static inline void kvm_pmu_vcpu_reset(struct kvm_vcpu *vcpu) {}
static inline void kvm_pmu_disable_counter(struct kvm_vcpu *vcpu, u64 val) {}
static inline void kvm_pmu_enable_counter(struct kvm_vcpu *vcpu, u64 val) {}
static inline void kvm_pmu_overflow_set(struct kvm_vcpu *vcpu, u64 val) {}