From a06dcd625d6181747fac7f4c140b5a4c397a778c Mon Sep 17 00:00:00 2001 From: Jim Mattson Date: Thu, 12 Sep 2019 09:55:03 -0700 Subject: kvm: x86: Add "significant index" flag to a few CPUID leaves 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 Reviewed-by: Peter Shier Reviewed-by: Steve Rutherford Fixes: a87f2d3a6eadab ("KVM: x86: Add Intel CPUID.1F cpuid emulation support") Reviewed-by: Krish Sadhukhan Cc: stable@vger.kernel.org Signed-off-by: Paolo Bonzini --- arch/x86/kvm/cpuid.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'arch/x86/kvm') diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c index 4e5a835989d1..63316036f85a 100644 --- a/arch/x86/kvm/cpuid.c +++ b/arch/x86/kvm/cpuid.c @@ -304,7 +304,13 @@ static void do_host_cpuid(struct kvm_cpuid_entry2 *entry, u32 function, 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; -- cgit v1.2.3