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SubjectRe: [RFC PATCH 24/35] KVM: SVM: Add support for CR8 write traps for an SEV-ES guest
On Mon, Sep 14, 2020 at 03:15:38PM -0500, Tom Lendacky wrote:
> diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
> index 5e5f1e8fed3a..6e445a76b691 100644
> --- a/arch/x86/kvm/x86.c
> +++ b/arch/x86/kvm/x86.c
> @@ -1109,6 +1109,12 @@ unsigned long kvm_get_cr8(struct kvm_vcpu *vcpu)
> }
> EXPORT_SYMBOL_GPL(kvm_get_cr8);
>
> +int kvm_track_cr8(struct kvm_vcpu *vcpu, unsigned long cr8)
> +{
> + return kvm_set_cr8(vcpu, cr8);

I'm guessing this was added to achieve consistency at the SVM call sites.
With the previously suggested changes, kvm_track_cr8() can simply be
dropped.

> +}
> +EXPORT_SYMBOL_GPL(kvm_track_cr8);
> +
> static void kvm_update_dr0123(struct kvm_vcpu *vcpu)
> {
> int i;
> --
> 2.28.0
>

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