From: Jim Mattson jmattson@google.com
commit a06dcd625d6181747fac7f4c140b5a4c397a778c upstream.
According to the Intel SDM, volume 2, "CPUID," the index is significant (or partially significant) for CPUID leaves 0FH, 10H, 12H, 17H, 18H, and 1FH.
Add the corresponding flag to these CPUID leaves in do_host_cpuid().
Signed-off-by: Jim Mattson jmattson@google.com Reviewed-by: Peter Shier pshier@google.com Reviewed-by: Steve Rutherford srutherford@google.com Fixes: a87f2d3a6eadab ("KVM: x86: Add Intel CPUID.1F cpuid emulation support") Reviewed-by: Krish Sadhukhan krish.sadhukhan@oracle.com Cc: stable@vger.kernel.org Signed-off-by: Paolo Bonzini pbonzini@redhat.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- arch/x86/kvm/cpuid.c | 6 ++++++ 1 file changed, 6 insertions(+)
--- a/arch/x86/kvm/cpuid.c +++ b/arch/x86/kvm/cpuid.c @@ -304,7 +304,13 @@ static void do_host_cpuid(struct kvm_cpu case 7: case 0xb: case 0xd: + case 0xf: + case 0x10: + case 0x12: case 0x14: + case 0x17: + case 0x18: + case 0x1f: case 0x8000001d: entry->flags |= KVM_CPUID_FLAG_SIGNIFCANT_INDEX; break;