diff options
| author | Marc Zyngier <maz@kernel.org> | 2021-04-14 14:44:05 +0100 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2021-04-22 13:32:39 +0100 |
| commit | 5421db1be3b11c5e469cce3760d5c8a013a90f2c (patch) | |
| tree | b0fcead0cc12ca98d98c54c129560622448e9074 /include/kvm | |
| parent | 1e28eed17697bcf343c6743f0028cc3b5dd88bf0 (diff) | |
KVM: arm64: Divorce the perf code from oprofile helpers
KVM/arm64 is the sole user of perf_num_counters(), and really
could do without it. Stop using the obsolete API by relying on
the existing probing code.
Signed-off-by: Marc Zyngier <maz@kernel.org>
Acked-by: Will Deacon <will@kernel.org>
Link: https://lore.kernel.org/r/20210414134409.1266357-2-maz@kernel.org
Diffstat (limited to 'include/kvm')
| -rw-r--r-- | include/kvm/arm_pmu.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/kvm/arm_pmu.h b/include/kvm/arm_pmu.h index 6fd3cda608e4..864b9997efb2 100644 --- a/include/kvm/arm_pmu.h +++ b/include/kvm/arm_pmu.h @@ -61,6 +61,7 @@ int kvm_arm_pmu_v3_get_attr(struct kvm_vcpu *vcpu, int kvm_arm_pmu_v3_has_attr(struct kvm_vcpu *vcpu, struct kvm_device_attr *attr); int kvm_arm_pmu_v3_enable(struct kvm_vcpu *vcpu); +int kvm_pmu_probe_pmuver(void); #else struct kvm_pmu { }; @@ -116,6 +117,9 @@ static inline u64 kvm_pmu_get_pmceid(struct kvm_vcpu *vcpu, bool pmceid1) { return 0; } + +static inline int kvm_pmu_probe_pmuver(void) { return 0xf; } + #endif #endif |