linux-kernel - Re: [RFC PATCH v2 2/6] x86/virt/tdx: Add SEAMCALL wrappers for TDX TD creation

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Message-ID: <0070a616-5233-4a8d-8797-eb9f182f074d@intel.com>
Date: Wed, 4 Dec 2024 11:54:12 -0800
From: Dave Hansen <dave.hansen@...el.com>
To: Rick Edgecombe <rick.p.edgecombe@...el.com>, kvm@...r.kernel.org,
 pbonzini@...hat.com, seanjc@...gle.com
Cc: isaku.yamahata@...il.com, kai.huang@...el.com,
 linux-kernel@...r.kernel.org, tony.lindgren@...ux.intel.com,
 xiaoyao.li@...el.com, yan.y.zhao@...el.com, x86@...nel.org,
 adrian.hunter@...el.com, Isaku Yamahata <isaku.yamahata@...el.com>,
 Binbin Wu <binbin.wu@...ux.intel.com>, Yuan Yao <yuan.yao@...el.com>
Subject: Re: [RFC PATCH v2 2/6] x86/virt/tdx: Add SEAMCALL wrappers for TDX TD
 creation

On 12/2/24 17:03, Rick Edgecombe wrote:
> +u64 tdh_mng_addcx(struct tdx_td *td, struct page *tdcs_page)
> +{
> +	struct tdx_module_args args = {
> +		.rcx = page_to_pfn(tdcs_page) << PAGE_SHIFT,

This is a nit, but there is a page_to_phys().