Re: [PATCH 09/25] KVM: TDX: Get system-wide info about TDX module on initialization

From: Edgecombe, Rick P
Date: Tue Aug 20 2024 - 20:11:41 EST


On Wed, 2024-08-14 at 14:18 +0800, Binbin Wu wrote:
> > +#define KVM_TDX_CPUID_NO_SUBLEAF       ((__u32)-1)
> > +
> > +struct kvm_tdx_cpuid_config {
> > +       __u32 leaf;
> > +       __u32 sub_leaf;
> > +       __u32 eax;
> > +       __u32 ebx;
> > +       __u32 ecx;
> > +       __u32 edx;
> > +};
>
> I am wondering if there is any specific reason to define a new structure
> instead of using 'struct kvm_cpuid_entry2'?

GOod question. I don't think so.