Commit 40bc47b0 authored by Jim Mattson's avatar Jim Mattson Committed by Paolo Bonzini
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kvm: x86: Enumerate support for CLZERO instruction 



CLZERO is available to the guest if it is supported on the
host. Therefore, enumerate support for the instruction in
KVM_GET_SUPPORTED_CPUID whenever it is supported on the host.

Signed-off-by: default avatarJim Mattson <jmattson@google.com>
Signed-off-by: default avatarPaolo Bonzini <pbonzini@redhat.com>
parent 5f41a37b

arch/x86/kvm/cpuid.c

+3 −2
Original line number Diff line number Diff line
@@ -485,8 +485,9 @@ static inline int __do_cpuid_func(struct kvm_cpuid_entry2 *entry, u32 function, 


	/* cpuid 0x80000008.ebx */

	const u32 kvm_cpuid_8000_0008_ebx_x86_features =

		F(WBNOINVD) | F(AMD_IBPB) | F(AMD_IBRS) | F(AMD_SSBD) | F(VIRT_SSBD) |

		F(AMD_SSB_NO) | F(AMD_STIBP) | F(AMD_STIBP_ALWAYS_ON);

		F(CLZERO) | F(WBNOINVD) | F(AMD_IBPB) | F(AMD_IBRS) |

		F(AMD_STIBP) | F(AMD_STIBP_ALWAYS_ON) | F(AMD_SSBD) |

		F(VIRT_SSBD) | F(AMD_SSB_NO);



	/* cpuid 0xC0000001.edx */

	const u32 kvm_cpuid_C000_0001_edx_x86_features =

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