Patch #2 was the original patch. It has been expended to a series in v6. Paul Durrant (2): KVM: x86/cpuid: generalize kvm_update_kvm_cpuid_base() and also capture limit KVM: x86/xen: update Xen CPUID Leaf 4 (tsc info) sub-leaves, if present arch/x86/include/asm/kvm_host.h | 8 +++++++- arch/x86/include/asm/xen/hypervisor.h | 4 +++- arch/x86/kvm/cpuid.c | 26 +++++++++++++++----------- arch/x86/kvm/x86.c | 1 + arch/x86/kvm/xen.c | 26 ++++++++++++++++++++++++++ arch/x86/kvm/xen.h | 7 +++++++ 6 files changed, 59 insertions(+), 13 deletions(-) --- Cc: Borislav Petkov <bp@xxxxxxxxx> Cc: Boris Ostrovsky <boris.ostrovsky@xxxxxxxxxx> Cc: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx> Cc: David Woodhouse <dwmw2@xxxxxxxxxxxxx> Cc: "H. Peter Anvin" <hpa@xxxxxxxxx> Cc: Ingo Molnar <mingo@xxxxxxxxxx> Cc: Juergen Gross <jgross@xxxxxxxx> Cc: Paolo Bonzini <pbonzini@xxxxxxxxxx> Cc: Sean Christopherson <seanjc@xxxxxxxxxx> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> -- 2.20.1