linux-kernel - Re: [PATCH 1/3] ARM: Generalize fncpy implementation

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Message-ID: <577f22f3-ff16-05a0-8204-39e86d47dd9f@gmail.com>
Date:   Thu, 15 Jun 2017 16:23:44 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     linux-arm-kernel@...ts.infradead.org
Cc:     Russell King <linux@...linux.org.uk>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Arnd Bergmann <arnd@...db.de>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        open list <linux-kernel@...r.kernel.org>,
        "open list:GENERIC INCLUDE/ASM HEADER FILES" 
        <linux-arch@...r.kernel.org>, Dave Gerlach <d-gerlach@...com>,
        Tony Lindgren <tony@...mide.com>, Keerthy J <j-keerthy@...com>,
        Alexandre Belloni <alexandre.belloni@...e-electrons.com>,
        linux-omap@...r.kernel.org, Shawn Guo <shawnguo@...nel.org>
Subject: Re: [PATCH 1/3] ARM: Generalize fncpy implementation

On 06/15/2017 04:21 PM, Florian Fainelli wrote:
> ARM's fncpy implementation is actually suitable for a large number of
> platforms since the only assumption it makes is just the function's
> alignment (8 bytes) which also happens to fulfil other architectures,
> including but not limited to ARM64.
> 
> Signed-off-by: Florian Fainelli <f.fainelli@...il.com>
> ---
>  arch/arm/include/asm/fncpy.h | 77 ++----------------------------------
>  include/asm-generic/fncpy.h  | 94 ++++++++++++++++++++++++++++++++++++++++++++
>  2 files changed, 97 insertions(+), 74 deletions(-)
>  create mode 100644 include/asm-generic/fncpy.h
> 
> diff --git a/arch/arm/include/asm/fncpy.h b/arch/arm/include/asm/fncpy.h
> index de5354746924..32465aef7932 100644
> --- a/arch/arm/include/asm/fncpy.h
> +++ b/arch/arm/include/asm/fncpy.h
> @@ -16,79 +16,8 @@
>   * along with this program; if not, write to the Free Software
>   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
>   */
> +#ifndef _ASMARM_FNCPY_H

and of course I missed a

#define _ASMARM_FNCPY_H

I will wait for feedback on whether this is acceptable before
resubmitting...
-- 
Florian