Commit 3c5d0a44 authored Jun 15, 2009 by Alexander Graf Committed by Avi Kivity Sep 10, 2009

KVM: Implement MSRs used by Hyper-V



Hyper-V uses some MSRs, some of which are actually reserved for BIOS usage.

But let's be nice today and have it its way, because otherwise it fails
terribly.

[jaswinder: fix build for linux-next changes]

Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Jaswinder Singh Rajput <jaswinderrajput@gmail.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

parent 0367b433

arch/x86/kvm/svm.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -2131,6 +2131,11 @@ static int svm_set_msr(struct kvm_vcpu *vcpu, unsigned ecx, u64 data)
		case MSR_VM_HSAVE_PA:
		svm->hsave_msr = data;
		break;
		case MSR_VM_CR:
		case MSR_VM_IGNNE:
		case MSR_K7_HWCR:
		pr_unimpl(vcpu, "unimplemented wrmsr: 0x%x data 0x%llx\n", ecx, data);
		break;
		default:
		return kvm_set_msr_common(vcpu, ecx, data);
		}

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