linux-kernel - Re: [PATCH v5 08/35] x86/cpuid: Introduce a centralized CPUID parser

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Message-ID: <20260121214559.GEaXFJF-EXVBvyMCtm@fat_crate.local>
Date: Wed, 21 Jan 2026 22:45:59 +0100
From: Borislav Petkov <bp@...en8.de>
To: "Ahmed S. Darwish" <darwi@...utronix.de>
Cc: Ingo Molnar <mingo@...hat.com>,
	Dave Hansen <dave.hansen@...ux.intel.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Andrew Cooper <andrew.cooper3@...rix.com>,
	Sean Christopherson <seanjc@...gle.com>,
	David Woodhouse <dwmw2@...radead.org>,
	"H. Peter Anvin" <hpa@...or.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Sohil Mehta <sohil.mehta@...el.com>,
	John Ogness <john.ogness@...utronix.de>, x86@...nel.org,
	x86-cpuid@...ts.linux.dev, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v5 08/35] x86/cpuid: Introduce a centralized CPUID parser

On Fri, Sep 05, 2025 at 02:14:48PM +0200, Ahmed S. Darwish wrote:
> diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
> index 34a054181c4d..43582d7e167d 100644
> --- a/arch/x86/kernel/cpu/common.c
> +++ b/arch/x86/kernel/cpu/common.c
> @@ -1729,6 +1729,7 @@ static void __init early_identify_cpu(struct cpuinfo_x86 *c)
>  
>  	/* cyrix could have cpuid enabled via c_identify()*/
>  	if (cpuid_feature()) {
> +		cpuid_parser_scan_cpu(c);

Or simply

cpu_parse_cpuid()

:-)

Plain and simple.

-- 
Regards/Gruss,
    Boris.

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