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| author | Paolo Bonzini <pbonzini@redhat.com> | 2019-05-20 18:20:40 +0300 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2019-05-24 22:27:13 +0300 |
| commit | 0e6f467ee28ec97f68c7b74e35ec1601bb1368a7 (patch) | |
| tree | f951940ed259c245b68129f997115ff50301bccd /arch/x86/kvm/pmu.h | |
| parent | a80c4ec10ed9632c44c829452dc40a0443ff4e85 (diff) | |
| download | linux-0e6f467ee28ec97f68c7b74e35ec1601bb1368a7.tar.xz | |
KVM: x86/pmu: mask the result of rdpmc according to the width of the counters
This patch will simplify the changes in the next, by enforcing the
masking of the counters to RDPMC and RDMSR.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/pmu.h')
| -rw-r--r-- | arch/x86/kvm/pmu.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/kvm/pmu.h b/arch/x86/kvm/pmu.h index ba8898e1a854..22dff661145a 100644 --- a/arch/x86/kvm/pmu.h +++ b/arch/x86/kvm/pmu.h @@ -25,7 +25,8 @@ struct kvm_pmu_ops { unsigned (*find_fixed_event)(int idx); bool (*pmc_is_enabled)(struct kvm_pmc *pmc); struct kvm_pmc *(*pmc_idx_to_pmc)(struct kvm_pmu *pmu, int pmc_idx); - struct kvm_pmc *(*msr_idx_to_pmc)(struct kvm_vcpu *vcpu, unsigned idx); + struct kvm_pmc *(*msr_idx_to_pmc)(struct kvm_vcpu *vcpu, unsigned idx, + u64 *mask); int (*is_valid_msr_idx)(struct kvm_vcpu *vcpu, unsigned idx); bool (*is_valid_msr)(struct kvm_vcpu *vcpu, u32 msr); int (*get_msr)(struct kvm_vcpu *vcpu, u32 msr, u64 *data); |