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Message-ID: <05ce6aaae64060dfaa69513e90f35de4a8d114ec.camel@intel.com>
Date: Mon, 20 May 2024 11:56:12 +0000
From: "Huang, Kai" <kai.huang@...el.com>
To: "jpoimboe@...nel.org" <jpoimboe@...nel.org>, "Hansen, Dave"
	<dave.hansen@...el.com>, "dave.hansen@...ux.intel.com"
	<dave.hansen@...ux.intel.com>, "haiyangz@...rosoft.com"
	<haiyangz@...rosoft.com>, "kirill.shutemov@...ux.intel.com"
	<kirill.shutemov@...ux.intel.com>, "seanjc@...gle.com" <seanjc@...gle.com>,
	"mingo@...hat.com" <mingo@...hat.com>, "pbonzini@...hat.com"
	<pbonzini@...hat.com>, "kys@...rosoft.com" <kys@...rosoft.com>, "Cui, Dexuan"
	<decui@...rosoft.com>, "tglx@...utronix.de" <tglx@...utronix.de>,
	"hpa@...or.com" <hpa@...or.com>, "peterz@...radead.org"
	<peterz@...radead.org>, "wei.liu@...nel.org" <wei.liu@...nel.org>,
	"bp@...en8.de" <bp@...en8.de>, "x86@...nel.org" <x86@...nel.org>
CC: "linux-coco@...ts.linux.dev" <linux-coco@...ts.linux.dev>,
	"linux-hyperv@...r.kernel.org" <linux-hyperv@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 00/20] x86/tdx: Rewrite TDCALL wrappers

On Fri, 2024-05-17 at 08:18 -0700, Dave Hansen wrote:
> On 5/17/24 07:19, Kirill A. Shutemov wrote:
> >  arch/x86/boot/compressed/tdx.c    |  32 +---
> >  arch/x86/coco/tdx/tdcall.S        | 145 ++++++++++-----
> >  arch/x86/coco/tdx/tdx-shared.c    |  26 +--
> >  arch/x86/coco/tdx/tdx.c           | 298 ++++++++----------------------
> >  arch/x86/hyperv/ivm.c             |  33 +---
> >  arch/x86/include/asm/shared/tdx.h | 159 +++++++++++-----
> >  arch/x86/include/asm/tdx.h        |   2 +
> >  arch/x86/virt/vmx/tdx/tdxcall.S   |  29 +--
> >  tools/objtool/noreturns.h         |   2 +-
> >  9 files changed, 322 insertions(+), 404 deletions(-)
> 
> I was going to grumble about this being a waste of time, but it looks
> like this gives smaller binaries and less code.  Looks promising so far!
> 

I'll start to work on the SEAMCALL part too.  Thanks Kirill for the work.

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