linux-kernel - Re: [PATCH 01/16] x86/tsc: Add a standalone helpers for getting TSC info from CPUID.0x15

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Message-ID: <Z6ufBMy4u0jcmIl0@google.com>
Date: Tue, 11 Feb 2025 11:03:32 -0800
From: Sean Christopherson <seanjc@...gle.com>
To: Borislav Petkov <bp@...en8.de>
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>, 
	Alexey Makhalov <alexey.amakhalov@...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, jailhouse-dev@...glegroups.com, 
	kvm@...r.kernel.org, xen-devel@...ts.xenproject.org, 
	Nikunj A Dadhania <nikunj@....com>, Tom Lendacky <thomas.lendacky@....com>
Subject: Re: [PATCH 01/16] x86/tsc: Add a standalone helpers for getting TSC
 info from CPUID.0x15

On Tue, Feb 11, 2025, Borislav Petkov wrote:
> On Tue, Feb 11, 2025 at 09:25:47AM -0800, Sean Christopherson wrote:
> > Because obviously optimizing code that's called once during boot is super
> > critical?
> 
> Because let's stick 'em where they belong and keep headers containing only
> small, trivial and inlineable functions.

LOL, sorry, I was being sarcastic and poking fun at myself.  I completely agree
there's no reason to make them inline.