Messages in this thread | | | Subject | Re: [PATCH v2 1/4] x86: kvm: Update the reverse_cpuid list to include CPUID_7_EDX | From | Paolo Bonzini <> | Date | Mon, 29 Jan 2018 11:37:03 +0100 |
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On 29/01/2018 01:58, KarimAllah Ahmed wrote: > Cc: Paolo Bonzini <pbonzini@redhat.com> > Cc: Radim Krčmář <rkrcmar@redhat.com> > Cc: Thomas Gleixner <tglx@linutronix.de> > Cc: Ingo Molnar <mingo@redhat.com> > Cc: H. Peter Anvin <hpa@zytor.com> > Cc: x86@kernel.org > Cc: kvm@vger.kernel.org > Cc: linux-kernel@vger.kernel.org > Signed-off-by: KarimAllah Ahmed <karahmed@amazon.de> > --- > arch/x86/kvm/cpuid.h | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/x86/kvm/cpuid.h b/arch/x86/kvm/cpuid.h > index cdc70a3..dcfe227 100644 > --- a/arch/x86/kvm/cpuid.h > +++ b/arch/x86/kvm/cpuid.h > @@ -54,6 +54,7 @@ static const struct cpuid_reg reverse_cpuid[] = { > [CPUID_8000_000A_EDX] = {0x8000000a, 0, CPUID_EDX}, > [CPUID_7_ECX] = { 7, 0, CPUID_ECX}, > [CPUID_8000_0007_EBX] = {0x80000007, 0, CPUID_EBX}, > + [CPUID_7_EDX] = { 7, 0, CPUID_EDX}, > }; > > static __always_inline struct cpuid_reg x86_feature_cpuid(unsigned x86_feature) >
You can also stop using KF(...) and KVM_CPUID_BIT_* for bits that come from this leaf. F(AVX512_4VNNIW) | F(AVX512_4FMAPS) | F(IBRS) will be enough.
Paolo
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