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authorVitaly Kuznetsov <vkuznets@redhat.com>2019-01-24 17:27:09 +0300
committerPaolo Bonzini <pbonzini@redhat.com>2019-01-25 20:52:34 +0300
commit9699f970de84292a766709029e5135ea0b6c9aa9 (patch)
treef6f2015169039cac23d1c73477273a5a7226eb29 /arch
parentd7393226d15add056285c8fc86723d54d7e0c77d (diff)
downloadlinux-9699f970de84292a766709029e5135ea0b6c9aa9.tar.xz
x86/kvm/hyper-v: don't announce GUEST IDLE MSR support
HV_X64_MSR_GUEST_IDLE_AVAILABLE appeared in kvm_vcpu_ioctl_get_hv_cpuid() by mistake: it announces support for HV_X64_MSR_GUEST_IDLE (0x400000F0) which we don't support in KVM (yet). Fixes: 2bc39970e932 ("x86/kvm/hyper-v: Introduce KVM_GET_SUPPORTED_HV_CPUID") Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kvm/hyperv.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c
index c90a5352d158..ac44a681f065 100644
--- a/arch/x86/kvm/hyperv.c
+++ b/arch/x86/kvm/hyperv.c
@@ -1832,7 +1832,6 @@ int kvm_vcpu_ioctl_get_hv_cpuid(struct kvm_vcpu *vcpu, struct kvm_cpuid2 *cpuid,
ent->eax |= HV_X64_MSR_VP_INDEX_AVAILABLE;
ent->eax |= HV_X64_MSR_RESET_AVAILABLE;
ent->eax |= HV_MSR_REFERENCE_TSC_AVAILABLE;
- ent->eax |= HV_X64_MSR_GUEST_IDLE_AVAILABLE;
ent->eax |= HV_X64_ACCESS_FREQUENCY_MSRS;
ent->eax |= HV_X64_ACCESS_REENLIGHTENMENT;