From: Peter Fang <peter.fang@intel.com>
To: "Edgecombe, Rick P" <rick.p.edgecombe@intel.com>
Cc: "sathyanarayanan.kuppuswamy@linux.intel.com"
<sathyanarayanan.kuppuswamy@linux.intel.com>,
"kas@kernel.org" <kas@kernel.org>,
"dave.hansen@linux.intel.com" <dave.hansen@linux.intel.com>,
"seanjc@google.com" <seanjc@google.com>,
"bp@alien8.de" <bp@alien8.de>, "x86@kernel.org" <x86@kernel.org>,
"binbin.wu@linux.intel.com" <binbin.wu@linux.intel.com>,
"hpa@zytor.com" <hpa@zytor.com>,
"mingo@redhat.com" <mingo@redhat.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"Li, Xiaoyao" <xiaoyao.li@intel.com>,
"tglx@kernel.org" <tglx@kernel.org>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"linux-coco@lists.linux.dev" <linux-coco@lists.linux.dev>,
"Bityutskiy, Artem" <artem.bityutskiy@intel.com>,
"tony.lindgren@linux.intel.com" <tony.lindgren@linux.intel.com>
Subject: Re: [PATCH v5 5/6] x86/tdx: Add a helper to query maximum Quote size
Date: Tue, 29 Sep 2026 03:40:12 -0700 [thread overview]
Message-ID: <aruVjKHg0ZF0udox@intel.com> (raw)
In-Reply-To: <arrYlnkCq4GDIG9M@intel.com>
On Mon, Sep 28, 2026 at 02:13:58PM -0700, Peter Fang wrote:
>
> In the pdf the wording is "Maximum size of the buffer that must be
> allocated to contain the TDX Quote received from TDX Module". It doesn't
> say anything about page alignment. I can confirm with the TDX module
> folks.
This metadata field currently does not guarantee page alignment. I'll
raise it again if this becomes a problem for Linux.
next prev parent reply other threads:[~2026-09-29 10:40 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-28 10:08 [PATCH v5 0/6] tdx-guest: Make Quote buffer size dynamic Peter Fang
2026-09-28 10:08 ` [PATCH v5 1/6] x86/tdx: Take the Quote buffer as a generic pointer Peter Fang
2026-09-28 19:04 ` Edgecombe, Rick P
2026-09-28 20:37 ` Peter Fang
2026-09-28 20:10 ` Kuppuswamy Sathyanarayanan
2026-09-28 10:08 ` [PATCH v5 2/6] virt: tdx-guest: Give the Quote buffer an explicit type Peter Fang
2026-09-28 19:14 ` Edgecombe, Rick P
2026-09-28 20:16 ` Kuppuswamy Sathyanarayanan
2026-09-29 2:13 ` Binbin Wu
2026-09-29 7:41 ` Peter Fang
2026-09-29 7:43 ` Binbin Wu
2026-09-28 10:08 ` [PATCH v5 3/6] virt: tdx-guest: Calculate the Quote buffer size safely Peter Fang
2026-09-28 15:50 ` Dave Hansen
2026-09-28 20:53 ` Peter Fang
2026-09-28 10:08 ` [PATCH v5 4/6] virt: tdx-guest: Add a helper for the Quote buffer size Peter Fang
2026-09-28 16:13 ` Dave Hansen
2026-09-28 19:13 ` Edgecombe, Rick P
2026-09-29 10:32 ` Peter Fang
2026-09-29 15:45 ` Edgecombe, Rick P
2026-09-29 16:03 ` Peter Fang
2026-09-29 10:08 ` Peter Fang
2026-09-28 18:23 ` Edgecombe, Rick P
2026-09-29 16:38 ` Peter Fang
2026-09-28 10:08 ` [PATCH v5 5/6] x86/tdx: Add a helper to query maximum Quote size Peter Fang
2026-09-28 18:35 ` Edgecombe, Rick P
2026-09-28 21:00 ` Peter Fang
2026-09-28 18:50 ` Edgecombe, Rick P
2026-09-28 21:13 ` Peter Fang
2026-09-28 21:25 ` Edgecombe, Rick P
2026-09-28 21:25 ` Edgecombe, Rick P
2026-09-28 22:47 ` Peter Fang
2026-09-28 23:01 ` Peter Fang
2026-09-29 10:40 ` Peter Fang [this message]
2026-09-28 20:32 ` Kuppuswamy Sathyanarayanan
2026-09-29 9:18 ` Peter Fang
2026-09-29 14:18 ` Dave Hansen
2026-09-29 15:38 ` Peter Fang
2026-09-28 10:08 ` [PATCH v5 6/6] virt: tdx-guest: Make the Quote buffer size dynamic Peter Fang
2026-09-28 20:37 ` Kuppuswamy Sathyanarayanan
2026-09-29 7:23 ` Peter Fang
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