linux-kernel - Re: [PATCH 3/4] x86/cpufeature: Remove unused and seldomly used cpu_has

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Message-ID: <alpine.DEB.2.11.1512052058300.3595@nanos>
Date:	Sat, 5 Dec 2015 20:59:45 +0100 (CET)
From:	Thomas Gleixner <tglx@...utronix.de>
To:	Borislav Petkov <bp@...en8.de>
cc:	X86 ML <x86@...nel.org>, LKML <linux-kernel@...r.kernel.org>,
	David Sterba <dsterba@...e.com>,
	Herbert Xu <herbert@...dor.apana.org.au>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Matt Mackall <mpm@...enic.com>, Chris Mason <clm@...com>,
	Josef Bacik <jbacik@...com>
Subject: Re: [PATCH 3/4] x86/cpufeature: Remove unused and seldomly used
 cpu_has_xx macros

On Tue, 1 Dec 2015, Borislav Petkov wrote:
> -#define cpu_has_ht		boot_cpu_has(X86_FEATURE_HT)

tip/arch/x86/include/asm/smp.h: In function ‘cpu_has_ht_siblings’:
tip/arch/x86/include/asm/smp.h:28:17: error: ‘cpu_has_ht’ undeclared (first use in this function)
  has_siblings = cpu_has_ht && smp_num_siblings > 1;