diff options
| author | Sean Christopherson <sean.j.christopherson@intel.com> | 2020-03-04 17:34:33 -0800 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2020-03-16 17:58:48 +0100 |
| commit | 23493d0a1731205a4bccaa0e283da642ca6f6e29 (patch) | |
| tree | 240b96d31077caa24fb5969859e0d1da91a75df4 /arch/x86/kvm/cpuid.c | |
| parent | 15608ed03f10a1414188612b0ee9653e3c78bbd9 (diff) | |
KVM x86: Extend AMD specific guest behavior to Hygon virtual CPUs
Extend guest_cpuid_is_amd() to cover Hygon virtual CPUs and rename it
accordingly. Hygon CPUs use an AMD-based core and so have the same
basic behavior as AMD CPUs.
Fixes: b8f4abb652146 ("x86/kvm: Add Hygon Dhyana support to KVM")
Cc: Pu Wen <puwen@hygon.cn>
Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/kvm/cpuid.c')
| -rw-r--r-- | arch/x86/kvm/cpuid.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c index a25b520d26c9..ec91b9b127fa 100644 --- a/arch/x86/kvm/cpuid.c +++ b/arch/x86/kvm/cpuid.c @@ -946,7 +946,7 @@ bool kvm_cpuid(struct kvm_vcpu *vcpu, u32 *eax, u32 *ebx, * requested. AMD CPUID semantics returns all zeroes for any * undefined leaf, whether or not the leaf is in range. */ - if (!entry && check_limit && !guest_cpuid_is_amd(vcpu) && + if (!entry && check_limit && !guest_cpuid_is_amd_or_hygon(vcpu) && !cpuid_function_in_range(vcpu, function)) { max = kvm_find_cpuid_entry(vcpu, 0, 0); if (max) { |