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From: Linus Walleij <linus.walleij@linaro.org>
To: Colin King <colin.king@canonical.com>
Cc: William Breathitt Gray <vilhelm.gray@gmail.com>,
"open list:GPIO SUBSYSTEM" <linux-gpio@vger.kernel.org>,
kernel-janitors@vger.kernel.org,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] gpio: 104-dio-48e: make array 'ports' static, shrinks object size
Date: Thu, 26 Apr 2018 11:06:05 +0200 [thread overview]
Message-ID: <CACRpkdZ2zRJfcSWbi_zwvtMnu_eGqAi684Wh3qWfjMazJqNsUA@mail.gmail.com> (raw)
In-Reply-To: <20180405120012.7671-1-colin.king@canonical.com>
On Thu, Apr 5, 2018 at 2:00 PM, Colin King <colin.king@canonical.com> wrote:
> From: Colin Ian King <colin.king@canonical.com>
>
> Don't populate the const read-only array 'ports' on the stack but instead
> make it static. Makes the object code smaller by over 100 buytes:
>
> Before:
> text data bss dec hex filename
> 10959 4952 832 16743 4167 drivers/gpio/gpio-104-dio-48e.o
>
> After:
> text data bss dec hex filename
> 10790 5008 832 16630 40f6 drivers/gpio/gpio-104-dio-48e.o
>
> (gcc version 7.2.0 x86_64)
>
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
Patch applied with William's ACK.
Yours,
Linus Walleij
next prev parent reply other threads:[~2018-04-26 9:06 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-05 12:00 Colin King
2018-04-05 12:19 ` William Breathitt Gray
2018-04-26 9:06 ` Linus Walleij [this message]
2018-04-26 13:02 ` William Breathitt Gray
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