Messages in this thread |  | | Subject | Re: [PATCH 2/3] KVM: x86: always expose VIRT_SSBD to guests | From | Paolo Bonzini <> | Date | Sun, 6 Oct 2019 18:08:24 +0200 |
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On 02/10/19 00:16, Eduardo Habkost wrote: > Wasn't the old code at arch/x86/kvm/cpuid.c:__do_cpuid_func() > supposed to be deleted? > > /* > * The preference is to use SPEC CTRL MSR instead of the > * VIRT_SPEC MSR. > */ > if (boot_cpu_has(X86_FEATURE_LS_CFG_SSBD) && > !boot_cpu_has(X86_FEATURE_AMD_SSBD)) > entry->ebx |= F(VIRT_SSBD);
Yeah, it's harmless but also useless.
Paolo
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