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Date:   Thu, 23 Jun 2022 10:25:11 -0700
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Subject: Re: [PATCHv7 12/14] x86/tdx: Make _tdx_hypercall() and
 __tdx_module_call() available in boot stub
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To:     "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
        Borislav Petkov <bp@alien8.de>,
        Andy Lutomirski <luto@kernel.org>,
        Sean Christopherson <seanjc@google.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        Joerg Roedel <jroedel@suse.de>,
        Ard Biesheuvel <ardb@kernel.org>
Cc:     Andi Kleen <ak@linux.intel.com>,
        Kuppuswamy Sathyanarayanan 
        <sathyanarayanan.kuppuswamy@linux.intel.com>,
        David Rientjes <rientjes@google.com>,
        Vlastimil Babka <vbabka@suse.cz>,
        Tom Lendacky <thomas.lendacky@amd.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        Peter Zijlstra <peterz@infradead.org>,
        Paolo Bonzini <pbonzini@redhat.com>,
        Ingo Molnar <mingo@redhat.com>,
        Varad Gautam <varad.gautam@suse.com>,
        Dario Faggioli <dfaggioli@suse.com>,
        Mike Rapoport <rppt@kernel.org>,
        David Hildenbrand <david@redhat.com>,
        marcelo.cerri@canonical.com, tim.gardner@canonical.com,
        khalid.elmously@canonical.com, philip.cox@canonical.com,
        x86@kernel.org, linux-mm@kvack.org, linux-coco@lists.linux.dev,
        linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org
References: <20220614120231.48165-1-kirill.shutemov@linux.intel.com>
 <20220614120231.48165-13-kirill.shutemov@linux.intel.com>
From:   Dave Hansen <dave.hansen@intel.com>
In-Reply-To: <20220614120231.48165-13-kirill.shutemov@linux.intel.com>
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On 6/14/22 05:02, Kirill A. Shutemov wrote:
> Memory acceptance requires a hypercall and one or multiple module calls.
> 
> Make helpers for the calls available in boot stub. It has to accept
> memory where kernel image and initrd are placed.
> 
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
> ---
>  arch/x86/coco/tdx/tdx.c           | 26 ------------------
>  arch/x86/include/asm/shared/tdx.h | 45 +++++++++++++++++++++++++++++++
>  arch/x86/include/asm/tdx.h        | 19 -------------
>  3 files changed, 45 insertions(+), 45 deletions(-)

Reviewed-by: Dave Hansen <dave.hansen@linux.intel.com>