linux-kernel - Re: [svsm-devel] [PATCH v4 00/15] Provide SEV-SNP support for running under an SVSM

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Date: Fri, 3 May 2024 13:38:23 +0200
From: Jörg Rödel <joro@...tes.org>
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,
	Peter Zijlstra <peterz@...radead.org>,
	Michael Roth <michael.roth@....com>,
	Dave Hansen <dave.hansen@...ux.intel.com>,
	Christoph Hellwig <hch@....de>, Ingo Molnar <mingo@...hat.com>,
	Borislav Petkov <bp@...en8.de>, Joel Becker <jlbec@...lplan.org>,
	Andy Lutomirski <luto@...nel.org>, "H. Peter Anvin" <hpa@...or.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Dan Williams <dan.j.williams@...el.com>
Subject: Re: [svsm-devel] [PATCH v4 00/15] Provide SEV-SNP support for
 running under an SVSM

On Wed, Apr 24, 2024 at 10:57:56AM -0500, Tom Lendacky wrote:
> Tom Lendacky (15):
>   x86/sev: Shorten snp_secrets_page_layout to snp_secrets_page
>   x86/sev: Rename snp_init() in the boot/compressed/sev.c file
>   x86/sev: Make the VMPL0 checking more straight forward
>   x86/sev: Check for the presence of an SVSM in the SNP Secrets page
>   x86/sev: Use kernel provided SVSM Calling Areas
>   x86/sev: Perform PVALIDATE using the SVSM when not at VMPL0
>   x86/sev: Use the SVSM to create a vCPU when not in VMPL0
>   x86/sev: Provide SVSM discovery support
>   x86/sev: Provide guest VMPL level to userspace
>   virt: sev-guest: Choose the VMPCK key based on executing VMPL
>   configfs-tsm: Allow the privlevel_floor attribute to be updated
>   fs/configfs: Add a callback to determine attribute visibility
>   x86/sev: Take advantage of configfs visibility support in TSM
>   x86/sev: Extend the config-fs attestation support for an SVSM
>   x86/sev: Allow non-VMPL0 execution when an SVSM is present

I tested these on latest COCONUT-SVSM upstream and found no issues.

Tested-by: Joerg Roedel <jroedel@...e.de>