提交 eb6f302e 编写于 作者: J Joerg Roedel 提交者: Avi Kivity

KVM: SVM: Allow read access to MSR_VM_VR

KVM tries to read the VM_CR MSR to find out if SVM was disabled by
the BIOS. So implement read support for this MSR to make nested
SVM running.
Signed-off-by: NJoerg Roedel <joerg.roedel@amd.com>
Signed-off-by: NAlexander Graf <agraf@suse.de>
Signed-off-by: NAvi Kivity <avi@redhat.com>
上级 cf74a78b
......@@ -1869,6 +1869,9 @@ static int svm_get_msr(struct kvm_vcpu *vcpu, unsigned ecx, u64 *data)
case MSR_VM_HSAVE_PA:
*data = svm->hsave_msr;
break;
case MSR_VM_CR:
*data = 0;
break;
default:
return kvm_get_msr_common(vcpu, ecx, data);
}
......
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