linux-kernel - Re: [PATCH 03/16] x86/tsc: Add helper to register CPU and TSC freq calibration routines

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Message-ID: <20250211173238.GDZ6uJtkVBi8_X7kia@fat_crate.local>
Date: Tue, 11 Feb 2025 18:32:38 +0100
From: Borislav Petkov <bp@...en8.de>
To: Sean Christopherson <seanjc@...gle.com>
Cc: Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>,
	Dave Hansen <dave.hansen@...ux.intel.com>, x86@...nel.org,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	Juergen Gross <jgross@...e.com>,
	"K. Y. Srinivasan" <kys@...rosoft.com>,
	Haiyang Zhang <haiyangz@...rosoft.com>,
	Wei Liu <wei.liu@...nel.org>, Dexuan Cui <decui@...rosoft.com>,
	Ajay Kaher <ajay.kaher@...adcom.com>,
	Jan Kiszka <jan.kiszka@...mens.com>,
	Paolo Bonzini <pbonzini@...hat.com>,
	Andy Lutomirski <luto@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>, linux-kernel@...r.kernel.org,
	linux-coco@...ts.linux.dev, virtualization@...ts.linux.dev,
	linux-hyperv@...r.kernel.org, kvm@...r.kernel.org,
	xen-devel@...ts.xenproject.org, Nikunj A Dadhania <nikunj@....com>,
	Tom Lendacky <thomas.lendacky@....com>
Subject: Re: [PATCH 03/16] x86/tsc: Add helper to register CPU and TSC freq
 calibration routines

On Fri, Jan 31, 2025 at 06:17:05PM -0800, Sean Christopherson wrote:

Drop:

jailhouse-dev@...glegroups.com
Alexey Makhalov <alexey.amakhalov@...adcom.com>

from Cc as they're bouncing.

> Add a TODO to call out that AMD_MEM_ENCRYPT is a mess and doesn't depend on
> HYPERVISOR_GUEST because it gates both guest and host code.

Why is it a mess?

I don't see it, frankly.

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette