linux-kernel - Re: [RFC v2 01/17] x86/apic: Add new driver for Secure AVIC

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Message-ID: <20250321135230.GBZ91vHhSEmj6jG8iT@fat_crate.local>
Date: Fri, 21 Mar 2025 14:52:30 +0100
From: Borislav Petkov <bp@...en8.de>
To: Thomas Gleixner <tglx@...utronix.de>
Cc: Neeraj Upadhyay <Neeraj.Upadhyay@....com>, linux-kernel@...r.kernel.org,
	mingo@...hat.com, dave.hansen@...ux.intel.com,
	Thomas.Lendacky@....com, nikunj@....com, Santosh.Shukla@....com,
	Vasant.Hegde@....com, Suravee.Suthikulpanit@....com,
	David.Kaplan@....com, x86@...nel.org, hpa@...or.com,
	peterz@...radead.org, seanjc@...gle.com, pbonzini@...hat.com,
	kvm@...r.kernel.org, kirill.shutemov@...ux.intel.com,
	huibo.wang@....com, naveen.rao@....com
Subject: Re: [RFC v2 01/17] x86/apic: Add new driver for Secure AVIC

On Fri, Mar 21, 2025 at 01:44:26PM +0100, Thomas Gleixner wrote:
> So if you box does not switch to something else it keeps the default and
> does not print. See the first condition in apic_install_driver().

Ofc.

> But that SNP thing will switch and print....

Can we pretty-please make that an unconditional pr_info_once() so that I know
what it is?

Even you and I have wondered in the past while debugging something, what APIC
driver the thing selects...

Thx.

-- 
Regards/Gruss,
    Boris.

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