Messages in this thread Patch in this message | | | From | Avi Kivity <> | Subject | [PATCH 33/40] KVM: Fallback support for MSR_VM_HSAVE_PA | Date | Thu, 26 Feb 2009 16:15:23 +0200 |
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Since we advertise MSR_VM_HSAVE_PA, userspace will attempt to read it even on Intel. Implement fake support for this MSR to avoid the warnings.
Signed-off-by: Avi Kivity <avi@redhat.com> --- arch/x86/kvm/x86.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 2a4f3a6..c3fbe8c 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -742,6 +742,7 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 data) break; case MSR_IA32_UCODE_REV: case MSR_IA32_UCODE_WRITE: + case MSR_VM_HSAVE_PA: break; case 0x200 ... 0x2ff: return set_msr_mtrr(vcpu, msr, data); @@ -863,6 +864,7 @@ int kvm_get_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata) case MSR_IA32_LASTBRANCHTOIP: case MSR_IA32_LASTINTFROMIP: case MSR_IA32_LASTINTTOIP: + case MSR_VM_HSAVE_PA: data = 0; break; case MSR_MTRRcap: -- 1.6.0.6
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