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authorLike Xu <like.xu@linux.intel.com>2019-10-27 11:52:41 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2019-11-15 11:44:09 +0100
commitc900c156c518302058a48d2efe3ca44e465cad22 (patch)
tree072b174107fd75e4558d7967e42e78f9de497e6b /arch/x86/kvm/pmu.c
parentKVM: x86/vPMU: Rename pmu_ops callbacks from msr_idx to rdpmc_ecx (diff)
downloadlinux-c900c156c518302058a48d2efe3ca44e465cad22.tar.xz
linux-c900c156c518302058a48d2efe3ca44e465cad22.zip
KVM: x86/vPMU: Introduce a new kvm_pmu_ops->msr_idx_to_pmc callback
Introduce a new callback msr_idx_to_pmc that returns a struct kvm_pmc*, and change kvm_pmu_is_valid_msr to return ".msr_idx_to_pmc(vcpu, msr) || .is_valid_msr(vcpu, msr)" and AMD just returns false from .is_valid_msr. Suggested-by: Paolo Bonzini <pbonzini@redhat.com> Reported-by: kbuild test robot <lkp@intel.com> Signed-off-by: Like Xu <like.xu@linux.intel.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/pmu.c')
-rw-r--r--arch/x86/kvm/pmu.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/kvm/pmu.c b/arch/x86/kvm/pmu.c
index 33f6fe1b5c56..472b69b3b6c3 100644
--- a/arch/x86/kvm/pmu.c
+++ b/arch/x86/kvm/pmu.c
@@ -334,7 +334,8 @@ void kvm_pmu_deliver_pmi(struct kvm_vcpu *vcpu)
bool kvm_pmu_is_valid_msr(struct kvm_vcpu *vcpu, u32 msr)
{
- return kvm_x86_ops->pmu_ops->is_valid_msr(vcpu, msr);
+ return kvm_x86_ops->pmu_ops->msr_idx_to_pmc(vcpu, msr) ||
+ kvm_x86_ops->pmu_ops->is_valid_msr(vcpu, msr);
}
int kvm_pmu_get_msr(struct kvm_vcpu *vcpu, u32 msr, u64 *data)