linux-kernel - Re: [patch v5 02/19] x86/cpu: Provide cpu_init/parse

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Date: Thu, 1 Feb 2024 14:16:48 -0800
From: Sohil Mehta <sohil.mehta@...el.com>
To: Thomas Gleixner <tglx@...utronix.de>, LKML <linux-kernel@...r.kernel.org>
CC: <x86@...nel.org>, Tom Lendacky <thomas.lendacky@....com>, Andrew Cooper
	<andrew.cooper3@...rix.com>, Arjan van de Ven <arjan@...ux.intel.com>, "Huang
 Rui" <ray.huang@....com>, Juergen Gross <jgross@...e.com>, Dimitri Sivanich
	<dimitri.sivanich@....com>, K Prateek Nayak <kprateek.nayak@....com>, "Kan
 Liang" <kan.liang@...ux.intel.com>, Zhang Rui <rui.zhang@...el.com>, "Paul E.
 McKenney" <paulmck@...nel.org>, Feng Tang <feng.tang@...el.com>, "Andy
 Shevchenko" <andy@...radead.org>, Michael Kelley <mhklinux@...look.com>,
	"Peter Zijlstra (Intel)" <peterz@...radead.org>
Subject: Re: [patch v5 02/19] x86/cpu: Provide cpu_init/parse_topology()


> --- /dev/null
> +++ b/arch/x86/kernel/cpu/topology_common.c

> +static void parse_topology(struct topo_scan *tscan, bool early)
> +{
> +	const struct cpuinfo_topology topo_defaults = {
> +		.cu_id			= 0xff,
> +		.llc_id			= BAD_APICID,
> +		.l2c_id			= BAD_APICID,
> +	};
> +	struct cpuinfo_x86 *c = tscan->c;
> +	struct {
> +		u32	unused0		: 16,
> +			nproc		:  8,
> +			apicid		:  8;
> +	} ebx;
> +
> +	c->topo = topo_defaults;
> +
> +	if (fake_topology(tscan))
> +	    return;
> +

Need a tab here instead of 4 spaces.