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Date:   Tue, 28 Sep 2021 15:04:36 +0200
From:   Joerg Roedel <joro@8bytes.org>
To:     "Kuppuswamy, Sathyanarayanan" 
        <sathyanarayanan.kuppuswamy@linux.intel.com>
Cc:     Thomas Gleixner <tglx@linutronix.de>,
        Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
        x86@kernel.org, Paolo Bonzini <pbonzini@redhat.com>,
        Juergen Gross <jgross@suse.com>, Deep Shah <sdeep@vmware.com>,
        VMware Inc <pv-drivers@vmware.com>,
        Vitaly Kuznetsov <vkuznets@redhat.com>,
        Wanpeng Li <wanpengli@tencent.com>,
        Jim Mattson <jmattson@google.com>,
        Peter H Anvin <hpa@zytor.com>,
        Dave Hansen <dave.hansen@intel.com>,
        Tony Luck <tony.luck@intel.com>,
        Dan Williams <dan.j.williams@intel.com>,
        Andi Kleen <ak@linux.intel.com>,
        Kirill Shutemov <kirill.shutemov@linux.intel.com>,
        Sean Christopherson <seanjc@google.com>,
        Kuppuswamy Sathyanarayanan <knsathya@kernel.org>,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH v6 04/11] x86/tdx: Add protected guest support for TDX
 guest
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On Tue, Sep 28, 2021 at 05:56:03AM -0700, Kuppuswamy, Sathyanarayanan wrote:
> This will only be called when CONFIG_ARCH_HAS_CC_PLATFORM is set by a platform.
> So it won't be called for all platforms.

Yes, but distributions will enable this in their default configs, so the
function call will happen on every Intel machine, even on bare-metal.