linux-kernel - Re: [RFT PATCH v3 05/21] x86/sev: Move GHCB page based HV communication out of startup code

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Message-ID: <20250520135836.GLaCyKjLdd12W4YXcn@fat_crate.local>
Date: Tue, 20 May 2025 15:58:36 +0200
From: Borislav Petkov <bp@...en8.de>
To: Ard Biesheuvel <ardb@...nel.org>
Cc: Ard Biesheuvel <ardb+git@...gle.com>, linux-kernel@...r.kernel.org,
	linux-efi@...r.kernel.org, x86@...nel.org,
	Ingo Molnar <mingo@...nel.org>,
	Dionna Amalie Glaze <dionnaglaze@...gle.com>,
	Kevin Loughlin <kevinloughlin@...gle.com>,
	Tom Lendacky <thomas.lendacky@....com>
Subject: Re: [RFT PATCH v3 05/21] x86/sev: Move GHCB page based HV
 communication out of startup code

On Tue, May 20, 2025 at 01:49:35PM +0200, Ard Biesheuvel wrote:
> OK. In that case, it will be implemented in the startup code then, and
> exported to the rest of the core kernel via a PIC alias.

Right, let's try that for now - we'll see how it all settles with time and
whether we have to stick it into a internal header eventually.

Thx.

-- 
Regards/Gruss,
    Boris.

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