linux-kernel - Re: [PATCH 10/11] x86/xip: resolve alternative instructions at build

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Message-ID: <1427150429.10958.12.camel@x220>
Date:	Mon, 23 Mar 2015 23:40:29 +0100
From:	Paul Bolle <pebolle@...cali.nl>
To:	Jim Kukunas <james.t.kukunas@...ux.intel.com>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>,
	tom.zanussi@...ux.intel.com,
	Arjan van de Ven <arjan@...ux.intel.com>,
	"H. Peter Anvin" <hpa@...or.com>, tglx@...utronix.de,
	mingo@...hat.com, x86@...nel.org
Subject: Re: [PATCH 10/11] x86/xip: resolve alternative instructions at build

Whitespace nits, mainly, I'm afraid.

On Mon, 2015-03-23 at 00:46 -0700, Jim Kukunas wrote:
> --- a/arch/x86/Kconfig
> +++ b/arch/x86/Kconfig

> +menu "XIP Alternative Instructions"
> +	depends on XIP_KERNEL
> +
> +	config XIP_ENABLE_X86_FEATURE_POPCNT

No need to indent this line.

> +	bool "Enable POPCNT alternative instructions"
> +	default n
> +
> +	config XIP_ENABLE_X86_BUG_11AP

Ditto.

> +	bool "Enable 11AP alternative instructions"
> +	default n
> +
> +	config XIP_ENABLE_X86_FEATURE_XMM2

Etc.

> +	bool "Enable XMM2 alternative instructions"
> +	default n
> +
> +	config XIP_ENABLE_X86_FEATURE_MFENCE_RDTSC
> +	bool "Enable MFENCE_RDTSC alternative instructions"
> +	default n
> +
> +	config XIP_ENABLE_X86_FEATURE_LFENCE_RDTSC
> +	bool "Enable LFENCE_RDTSC alternative instructions"
> +	default n
> +
> +	config XIP_ENABLE_X86_FEATURE_3DNOW
> +	bool "Enable 3DNOW alternative instructions"
> +	default n
> +
> +	config XIP_ENABLE_X86_FEATURE_XMM
> +	bool "Enabled XMM alternative instructions"
> +	default n
> +
> +	config XIP_ENABLE_X86_FEATURE_CLFLUSHOPT
> +	bool "Enable CLFLUSHOPT alternative instructions"
> +	default n
> +
> +	config XIP_ENABLE_X86_FEATURE_XSAVEOPT
> +	bool "Enable XSAVEOPT alternative instructions"
> +	default n
> +
> +	config XIP_ENABLE_X86_FEATURE_XSAVES
> +	bool "Enable XSAVES alternative instructions"
> +	default n
> +
> +endmenu
> +

The "n  defaults are probably unneeded too.


Paul Bolle

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