From: "Huang, Kai" <kai.huang@intel.com>
To: "kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"linux-coco@lists.linux.dev" <linux-coco@lists.linux.dev>,
"Zhao, Yan Y" <yan.y.zhao@intel.com>,
"dave.hansen@linux.intel.com" <dave.hansen@linux.intel.com>,
"kas@kernel.org" <kas@kernel.org>,
"seanjc@google.com" <seanjc@google.com>,
"mingo@redhat.com" <mingo@redhat.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"pbonzini@redhat.com" <pbonzini@redhat.com>,
"Yamahata, Isaku" <isaku.yamahata@intel.com>,
"tglx@linutronix.de" <tglx@linutronix.de>,
"Annapurve, Vishal" <vannapurve@google.com>,
"Gao, Chao" <chao.gao@intel.com>,
"Edgecombe, Rick P" <rick.p.edgecombe@intel.com>,
"bp@alien8.de" <bp@alien8.de>, "x86@kernel.org" <x86@kernel.org>
Cc: "kirill.shutemov@linux.intel.com" <kirill.shutemov@linux.intel.com>
Subject: Re: [PATCH v3 01/16] x86/tdx: Move all TDX error defines into <asm/shared/tdx_errno.h>
Date: Fri, 19 Sep 2025 01:29:38 +0000 [thread overview]
Message-ID: <56c3ac5d2b691e3c9aaaa9a8e2127d367e1bfd02.camel@intel.com> (raw)
In-Reply-To: <20250918232224.2202592-2-rick.p.edgecombe@intel.com>
On Thu, 2025-09-18 at 16:22 -0700, Rick Edgecombe wrote:
> From: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
>
> Today there are two separate locations where TDX error codes are defined:
> arch/x86/include/asm/tdx.h
> arch/x86/kvm/vmx/tdx.h
>
> They have some overlap that is already defined similarly. Reduce the
> duplication and prepare to introduce some helpers for these error codes in
> the central place by unifying them. Join them at:
> asm/shared/tdx_errno.h
> ...and update the headers that contained the duplicated definitions to
> include the new unified header.
The existing asm/shared/tdx.h is used for sharing TDX code between the
early compressed code and the normal kernel code after that, i.e., it's
not for sharing between TDX guest and host.
Any reason to put the new tdx_errno.h under asm/shared/ ?
next prev parent reply other threads:[~2025-09-19 1:29 UTC|newest]
Thread overview: 97+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-18 23:22 [PATCH v3 00/16] TDX: Enable Dynamic PAMT Rick Edgecombe
2025-09-18 23:22 ` [PATCH v3 01/16] x86/tdx: Move all TDX error defines into <asm/shared/tdx_errno.h> Rick Edgecombe
2025-09-19 1:29 ` Huang, Kai [this message]
2025-09-25 23:23 ` Edgecombe, Rick P
2025-09-25 23:32 ` Huang, Kai
2025-09-23 5:49 ` Binbin Wu
2025-09-25 23:09 ` Edgecombe, Rick P
2025-09-26 5:36 ` Binbin Wu
2025-09-26 4:52 ` Xiaoyao Li
2025-09-26 19:53 ` Edgecombe, Rick P
2025-09-18 23:22 ` [PATCH v3 02/16] x86/tdx: Add helpers to check return status codes Rick Edgecombe
2025-09-19 1:26 ` Huang, Kai
2025-09-25 23:27 ` Edgecombe, Rick P
2025-09-23 6:19 ` Binbin Wu
2025-09-25 23:24 ` Edgecombe, Rick P
2025-09-26 6:32 ` Xiaoyao Li
2025-09-26 21:27 ` Edgecombe, Rick P
2025-09-18 23:22 ` [PATCH v3 03/16] x86/virt/tdx: Simplify tdmr_get_pamt_sz() Rick Edgecombe
2025-09-19 0:50 ` Huang, Kai
2025-09-19 19:26 ` Edgecombe, Rick P
2025-09-29 11:44 ` Xiaoyao Li
2025-09-29 17:47 ` Edgecombe, Rick P
2025-09-18 23:22 ` [PATCH v3 04/16] x86/virt/tdx: Allocate page bitmap for Dynamic PAMT Rick Edgecombe
2025-09-23 7:15 ` Binbin Wu
2025-09-25 23:28 ` Edgecombe, Rick P
2025-09-26 8:41 ` Xiaoyao Li
2025-09-26 21:57 ` Edgecombe, Rick P
2025-09-26 22:06 ` Dave Hansen
2025-10-06 19:34 ` Edgecombe, Rick P
2025-09-18 23:22 ` [PATCH v3 05/16] x86/virt/tdx: Allocate reference counters for PAMT memory Rick Edgecombe
2025-09-23 7:45 ` Binbin Wu
2025-09-29 17:41 ` Edgecombe, Rick P
2025-09-29 18:08 ` Dave Hansen
2025-09-30 1:04 ` Edgecombe, Rick P
2025-09-18 23:22 ` [PATCH v3 06/16] x86/virt/tdx: Improve PAMT refcounters allocation for sparse memory Rick Edgecombe
2025-09-19 7:25 ` Huang, Kai
2025-09-23 9:38 ` Binbin Wu
2025-09-24 6:50 ` Huang, Kai
2025-09-24 8:57 ` Binbin Wu
2025-10-01 0:32 ` Edgecombe, Rick P
2025-10-01 10:40 ` Huang, Kai
2025-10-01 19:00 ` Edgecombe, Rick P
2025-10-01 20:49 ` Huang, Kai
2025-10-15 1:35 ` Huang, Kai
2025-09-18 23:22 ` [PATCH v3 07/16] x86/virt/tdx: Add tdx_alloc/free_page() helpers Rick Edgecombe
2025-09-22 11:27 ` Huang, Kai
2025-09-26 22:41 ` Edgecombe, Rick P
2025-09-29 7:56 ` Yan Zhao
2025-09-29 17:19 ` Edgecombe, Rick P
2025-09-30 14:03 ` Xiaoyao Li
2025-09-30 17:38 ` Dave Hansen
2025-09-30 17:47 ` Edgecombe, Rick P
2025-09-30 15:25 ` Dave Hansen
2025-09-30 17:00 ` Edgecombe, Rick P
2025-09-18 23:22 ` [PATCH v3 08/16] x86/virt/tdx: Optimize " Rick Edgecombe
2025-09-19 9:39 ` Kiryl Shutsemau
2025-09-24 6:15 ` Binbin Wu
2025-09-18 23:22 ` [PATCH v3 09/16] KVM: TDX: Allocate PAMT memory for TD control structures Rick Edgecombe
2025-09-18 23:22 ` [PATCH v3 10/16] KVM: TDX: Allocate PAMT memory for vCPU " Rick Edgecombe
2025-09-18 23:22 ` [PATCH v3 11/16] KVM: TDX: Add x86 ops for external spt cache Rick Edgecombe
2025-09-19 9:44 ` Kiryl Shutsemau
2025-09-23 7:03 ` Yan Zhao
2025-09-26 22:10 ` Edgecombe, Rick P
2025-09-28 8:35 ` Yan Zhao
2025-09-24 7:58 ` Binbin Wu
2025-09-30 1:02 ` Yan Zhao
2025-09-30 17:54 ` Edgecombe, Rick P
2025-09-18 23:22 ` [PATCH v3 12/16] x86/virt/tdx: Add helpers to allow for pre-allocating pages Rick Edgecombe
2025-09-19 9:55 ` Kiryl Shutsemau
2025-10-01 19:48 ` Edgecombe, Rick P
2025-09-22 11:20 ` Huang, Kai
2025-09-26 23:47 ` Edgecombe, Rick P
2025-09-28 22:56 ` Huang, Kai
2025-09-29 12:10 ` Huang, Kai
2025-09-26 1:44 ` Yan Zhao
2025-09-26 22:05 ` Edgecombe, Rick P
2025-09-28 1:40 ` Yan Zhao
2025-09-26 15:19 ` Dave Hansen
2025-09-26 15:49 ` Edgecombe, Rick P
2025-09-18 23:22 ` [PATCH v3 13/16] KVM: TDX: Handle PAMT allocation in fault path Rick Edgecombe
2025-09-30 1:09 ` Yan Zhao
2025-09-30 18:11 ` Edgecombe, Rick P
2025-09-18 23:22 ` [PATCH v3 14/16] KVM: TDX: Reclaim PAMT memory Rick Edgecombe
2025-09-18 23:22 ` [PATCH v3 15/16] x86/virt/tdx: Enable Dynamic PAMT Rick Edgecombe
2025-09-18 23:22 ` [PATCH v3 16/16] Documentation/x86: Add documentation for TDX's " Rick Edgecombe
2025-09-26 2:28 ` [PATCH v3 00/16] TDX: Enable " Yan Zhao
2025-09-26 14:09 ` Dave Hansen
2025-09-26 16:02 ` Edgecombe, Rick P
2025-09-26 16:11 ` Dave Hansen
2025-09-26 19:00 ` Edgecombe, Rick P
2025-09-26 19:03 ` Dave Hansen
2025-09-26 19:52 ` Edgecombe, Rick P
2025-09-28 1:34 ` Yan Zhao
2025-09-29 11:17 ` Kiryl Shutsemau
2025-09-29 16:22 ` Dave Hansen
2025-09-29 16:58 ` Edgecombe, Rick P
2025-09-30 18:29 ` Edgecombe, Rick P
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=56c3ac5d2b691e3c9aaaa9a8e2127d367e1bfd02.camel@intel.com \
--to=kai.huang@intel.com \
--cc=bp@alien8.de \
--cc=chao.gao@intel.com \
--cc=dave.hansen@linux.intel.com \
--cc=isaku.yamahata@intel.com \
--cc=kas@kernel.org \
--cc=kirill.shutemov@linux.intel.com \
--cc=kvm@vger.kernel.org \
--cc=linux-coco@lists.linux.dev \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@redhat.com \
--cc=pbonzini@redhat.com \
--cc=rick.p.edgecombe@intel.com \
--cc=seanjc@google.com \
--cc=tglx@linutronix.de \
--cc=vannapurve@google.com \
--cc=x86@kernel.org \
--cc=yan.y.zhao@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).