KVM: x86: list MSR_IA32_UCODE_REV as an emulated MSR

Even if it's read-only, it can still be written to by userspace.  Let
them know by adding it to KVM_GET_MSR_INDEX_LIST.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 3e70af4..9f24f5d 100644 (file)
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1228,6 +1228,7 @@ static const u32 emulated_msrs_all[] = {
        MSR_MISC_FEATURES_ENABLES,
        MSR_AMD64_VIRT_SPEC_CTRL,
        MSR_IA32_POWER_CTL,
+       MSR_IA32_UCODE_REV,
 
        /*
         * The following list leaves out MSRs whose values are determined