Received-SPF: pass (google.com: domain of linux-kernel+bounces-183615-linux.lists.archive=gmail.com@vger.kernel.org designates 147.75.80.249 as permitted sender) client-ip=147.75.80.249;
Date: Mon, 20 May 2024 13:35:41 +0300
From: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: Sean Christopherson <seanjc@google.com>, 
	Dave Hansen <dave.hansen@linux.intel.com>, Thomas Gleixner <tglx@linutronix.de>, 
	Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>, x86@kernel.org, 
	"H. Peter Anvin" <hpa@zytor.com>, "K. Y. Srinivasan" <kys@microsoft.com>, 
	Haiyang Zhang <haiyangz@microsoft.com>, Wei Liu <wei.liu@kernel.org>, Dexuan Cui <decui@microsoft.com>, 
	Josh Poimboeuf <jpoimboe@kernel.org>, Peter Zijlstra <peterz@infradead.org>, 
	linux-coco@lists.linux.dev, linux-kernel@vger.kernel.org, linux-hyperv@vger.kernel.org
Subject: Re: [PATCH 01/20] x86/tdx: Introduce tdvmcall_trampoline()
Message-ID: <d6nrxz2rxguyjj7rmmj7jl7uvtmo5o2kpbqqxtn5wxyqjurfr6@niuyjy3l3jpy>
References: <20240517141938.4177174-1-kirill.shutemov@linux.intel.com>
 <20240517141938.4177174-2-kirill.shutemov@linux.intel.com>
 <9cd7f179-673b-4e96-be08-128dc6fb6271@redhat.com>
Precedence: bulk
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <9cd7f179-673b-4e96-be08-128dc6fb6271@redhat.com>

On Fri, May 17, 2024 at 07:02:25PM +0200, Paolo Bonzini wrote:
> On 5/17/24 16:19, Kirill A. Shutemov wrote:
> > The function will be used from inline assembly to handle most TDVMCALL
> > cases.
> 
> Perhaps add that the calling convention is designed to allow using the asm
> constraints a/b/c/d/S/D and keep the asm blocks simpler?

Sure.

-- 
  Kiryl Shutsemau / Kirill A. Shutemov