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From: Tony Lindgren <tony.lindgren@linux.intel.com>
To: Xu Yilun <yilun.xu@linux.intel.com>
Cc: x86@kernel.org, linux-coco@lists.linux.dev,
	linux-kernel@vger.kernel.org, kas@kernel.org,
	rick.p.edgecombe@intel.com, yilun.xu@intel.com,
	xiaoyao.li@intel.com, sohil.mehta@intel.com,
	adrian.hunter@intel.com, kishen.maloor@intel.com,
	peter.fang@intel.com, baolu.lu@linux.intel.com,
	zhenzhong.duan@intel.com, chao.gao@intel.com,
	artem.bityutskiy@linux.intel.com, kvm@vger.kernel.org,
	nik.borisov@suse.com
Subject: Re: [PATCH v2 1/5] x86/virt/tdx: Move TDH.SYS.CONFIG operations into a wrapper
Date: Tue, 22 Sep 2026 10:09:17 +0300	[thread overview]
Message-ID: <arIpnQEx0ULfqvem@tlindgre-MOBL1> (raw)
In-Reply-To: <20260915102658.713079-2-yilun.xu@linux.intel.com>

On Tue, Sep 15, 2026 at 06:26:54PM +0800, Xu Yilun wrote:
> --- a/arch/x86/virt/vmx/tdx/tdx.c
> +++ b/arch/x86/virt/vmx/tdx/tdx.c
> @@ -998,11 +998,33 @@ static __init int construct_tdmrs(struct list_head *tmb_list,
>  	return ret;
>  }
>  
> +/*
> + * This is an array of HPAs, each points to a TDMR_INFO data structure (see
> + * struct tdmr_info).
> + *
> + * It is the in-memory ABI that the kernel passes to the TDX module to specify
> + * the ranges of TD Memory Regions (TDMRs) and their associated PAMT memory.
> + */
> +struct tdmr_info_pa_array {
> +	DECLARE_FLEX_ARRAY(u64, phys);
> +};

I think you can simplify the comments above a bit, how about:

TDX module in-memory ABI to specify the TD Memory Regions (TDMRs) and their
associated PAMT memory. An array of HPAs. Each element points to a TDMR_INFO,
see struct tdmr_info.

Other than that:

Reviewed-by: Tony Lindgren <tony.lindgren@linux.intel.com>

  parent reply	other threads:[~2026-09-22  7:09 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-15 10:26 [PATCH v2 0/5] Enable TDX module extensions Xu Yilun
2026-09-15 10:26 ` [PATCH v2 1/5] x86/virt/tdx: Move TDH.SYS.CONFIG operations into a wrapper Xu Yilun
2026-09-15 20:45   ` Edgecombe, Rick P
2026-09-18  9:54     ` Xu Yilun
2026-09-22  7:09   ` Tony Lindgren [this message]
2026-09-15 10:26 ` [PATCH v2 2/5] x86/virt/tdx: Configure add-on features on TDX module init Xu Yilun
2026-09-15 20:54   ` Edgecombe, Rick P
2026-09-21 11:42     ` Xu Yilun
2026-09-22 14:48       ` Edgecombe, Rick P
2026-09-24  1:51         ` Xu Yilun
2026-09-16  3:23   ` Chao Gao
2026-09-18  9:56     ` Xu Yilun
2026-09-22  7:13   ` Tony Lindgren
2026-09-23  7:30     ` Xu Yilun
2026-09-23  7:59       ` Tony Lindgren
2026-09-24  1:33         ` Xu Yilun
2026-09-24  6:22           ` Tony Lindgren
2026-09-25 14:12   ` Nikolay Borisov
2026-09-15 10:26 ` [PATCH v2 3/5] x86/virt/tdx: Detect if the extensions initialization is required Xu Yilun
2026-09-15 21:14   ` Edgecombe, Rick P
2026-09-18  9:58     ` Xu Yilun
2026-09-28 21:06     ` Edgecombe, Rick P
2026-09-29  9:28       ` Xu Yilun
2026-09-29 16:33         ` Edgecombe, Rick P
2026-09-29 17:26   ` Nikolay Borisov
2026-09-30  3:02     ` Xu Yilun
2026-09-15 10:26 ` [PATCH v2 4/5] x86/virt/tdx: Add extra memory to TDX module for the extensions Xu Yilun
2026-09-15 21:19   ` Edgecombe, Rick P
2026-10-01 12:14     ` Kiryl Shutsemau
2026-10-01 14:55       ` Edgecombe, Rick P
2026-09-16  7:40   ` Chao Gao
2026-09-18 10:06     ` Xu Yilun
2026-09-22  7:25   ` Tony Lindgren
2026-09-15 10:26 ` [PATCH v2 5/5] x86/virt/tdx: Make TDX module initialize " Xu Yilun
2026-09-15 22:09 ` [PATCH v2 0/5] Enable TDX module extensions Edgecombe, Rick P

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