linux-kernel - Re: [PATCH v2 3/4] Add hwcap2 for x86

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Date:   Wed, 12 Oct 2016 15:38:43 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Grzegorz Andrejczuk <grzegorz.andrejczuk@...el.com>
cc:     mingo@...hat.com, hpa@...or.com, x86@...nel.org, bp@...e.de,
        dave.hansen@...ux.intel.com, linux-kernel@...r.kernel.org,
        lukasz.daniluk@...el.com, james.h.cownie@...el.com
Subject: Re: [PATCH v2 3/4] Add hwcap2 for x86

On Wed, 12 Oct 2016, Grzegorz Andrejczuk wrote:
> +/* HWCAP2 supplies kernel enabled CPU feature, so that the application
> +   can know that it can safely use them. The bits are defined in
> +   uapi/asm/hwcap.h. */

Please read: http://lkml.iu.edu/hypermail/linux/kernel/1607.1/00627.html