linux-kernel - Re: [PATCH 39/61] KVM: SVM: Convert feature updates from CPUID to KVM cpu caps

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Message-ID: <0f21b023-000d-9d78-b9b4-b9d377840385@redhat.com>
Date:   Tue, 25 Feb 2020 16:10:18 +0100
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     Sean Christopherson <sean.j.christopherson@...el.com>
Cc:     Vitaly Kuznetsov <vkuznets@...hat.com>,
        Wanpeng Li <wanpengli@...cent.com>,
        Jim Mattson <jmattson@...gle.com>,
        Joerg Roedel <joro@...tes.org>, kvm@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 39/61] KVM: SVM: Convert feature updates from CPUID to KVM
 cpu caps

On 01/02/20 19:51, Sean Christopherson wrote:
> +	/* CPUID 0x8000000A */
> +	/* Support next_rip if host supports it */
> +	if (boot_cpu_has(X86_FEATURE_NRIPS))
> +		kvm_cpu_cap_set(X86_FEATURE_NRIPS);

Should this also be conditional on "nested"?

Paolo