linux-kernel - Re: [PATCH v3 4/8] x86/virt/tdx: Refine a comment to reflect the latest TDX spec

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Message-ID: <f4e24f3f-da61-4e9a-86b9-8c7293de8b32@intel.com>
Date: Fri, 30 Aug 2024 09:45:47 +0300
From: Adrian Hunter <adrian.hunter@...el.com>
To: Kai Huang <kai.huang@...el.com>, dave.hansen@...el.com,
 kirill.shutemov@...ux.intel.com, tglx@...utronix.de, bp@...en8.de,
 peterz@...radead.org, mingo@...hat.com, hpa@...or.com,
 dan.j.williams@...el.com, seanjc@...gle.com, pbonzini@...hat.com
Cc: x86@...nel.org, linux-kernel@...r.kernel.org, kvm@...r.kernel.org,
 rick.p.edgecombe@...el.com, isaku.yamahata@...el.com, chao.gao@...el.com,
 binbin.wu@...ux.intel.com
Subject: Re: [PATCH v3 4/8] x86/virt/tdx: Refine a comment to reflect the
 latest TDX spec

On 27/08/24 10:14, Kai Huang wrote:
> The old versions of "Intel TDX Module v1.5 ABI Specification" contain
> the definitions of all global metadata field IDs directly in a table.
> 
> However, the latest spec moves those definitions to a dedicated
> 'global_metadata.json' file as part of a new (separate) "Intel TDX
> Module v1.5 ABI definitions" [1].
> 
> Update the comment to reflect this.
> 
> [1]: https://cdrdv2.intel.com/v1/dl/getContent/795381
> 
> Reported-by: Nikolay Borisov <nik.borisov@...e.com>
> Signed-off-by: Kai Huang <kai.huang@...el.com>

Reviewed-by: Adrian Hunter <adrian.hunter@...el.com>

> ---
>  arch/x86/virt/vmx/tdx/tdx.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/x86/virt/vmx/tdx/tdx.h b/arch/x86/virt/vmx/tdx/tdx.h
> index 7458f6717873..8aabd03d8bf5 100644
> --- a/arch/x86/virt/vmx/tdx/tdx.h
> +++ b/arch/x86/virt/vmx/tdx/tdx.h
> @@ -29,7 +29,7 @@
>  /*
>   * Global scope metadata field ID.
>   *
> - * See Table "Global Scope Metadata", TDX module 1.5 ABI spec.
> + * See the "global_metadata.json" in the "TDX 1.5 ABI definitions".
>   */
>  #define MD_FIELD_ID_MAX_TDMRS			0x9100000100000008ULL
>  #define MD_FIELD_ID_MAX_RESERVED_PER_TDMR	0x9100000100000009ULL