linux-kernel - Re: [PATCH] pinctrl: uniphier: make arrays static, reduces object code size

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Date:   Tue, 12 Sep 2017 16:19:30 +0200
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Colin King <colin.king@...onical.com>
Cc:     Masahiro Yamada <yamada.masahiro@...ionext.com>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        kernel-janitors@...r.kernel.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] pinctrl: uniphier: make arrays static, reduces object
 code size

On Tue, Sep 12, 2017 at 1:21 PM, Colin King <colin.king@...onical.com> wrote:

> From: Colin Ian King <colin.king@...onical.com>
>
> Don't populate const arrays on the stack, instead make them
> static.  Makes the object code smaller nearly 1000 bytes. Also
> line break wide lines to avoid checkpatch warnings.
>
> Before:
>    text    data     bss     dec     hex filename
>   13112    1996       0   15108    3b04 pinctrl-uniphier-core.o
>
> After:
>    text    data     bss     dec     hex filename
>   11642    2476       0   14118    3726 pinctrl-uniphier-core.o
>
> Signed-off-by: Colin Ian King <colin.king@...onical.com>

Patch applied with Masahiro's ACK.

Yours,
Linus Walleij