linux-kernel - Re: [PATCH v4 05/15] x86/sev: Use kernel provided SVSM Calling Areas

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Message-ID: <20240506141426.GJZjjlwuQryahOmSJS@fat_crate.local>
Date: Mon, 6 May 2024 16:14:26 +0200
From: Borislav Petkov <bp@...en8.de>
To: Tom Lendacky <thomas.lendacky@....com>
Cc: linux-kernel@...r.kernel.org, x86@...nel.org,
	linux-coco@...ts.linux.dev, svsm-devel@...onut-svsm.dev,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	Dave Hansen <dave.hansen@...ux.intel.com>,
	"H. Peter Anvin" <hpa@...or.com>, Andy Lutomirski <luto@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Dan Williams <dan.j.williams@...el.com>,
	Michael Roth <michael.roth@....com>,
	Ashish Kalra <ashish.kalra@....com>
Subject: Re: [PATCH v4 05/15] x86/sev: Use kernel provided SVSM Calling Areas

On Mon, May 06, 2024 at 08:14:34AM -0500, Tom Lendacky wrote:
> This isn't quite right. The xchg has to occur between pending and
> call->caa->call_pending.

Right, you can fix that up in your next revision. :-)

I only wanted to show the idea of how to make this a lot more
readable.

Thx.

-- 
Regards/Gruss,
    Boris.

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