From: Guenter Roeck <linux@roeck-us.net>
To: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org,
Dmitry Torokhov <dmitry.torokhov@gmail.com>
Subject: Re: [PATCH v1 2/2] Input: matrix_keypad - replace header inclusions by forward declarations
Date: Sat, 29 Oct 2022 07:25:51 -0700 [thread overview]
Message-ID: <20221029142551.GA3222119@roeck-us.net> (raw)
In-Reply-To: <20220923184632.2157-2-andriy.shevchenko@linux.intel.com>
On Fri, Sep 23, 2022 at 09:46:32PM +0300, Andy Shevchenko wrote:
> When the data structure is only referred by pointer, compiler may not need
> to see the contents of the data type. Thus, we may replace header inclusions
> by respective forward declarations.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> ---
> include/linux/input/matrix_keypad.h | 5 +++--
> 1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/include/linux/input/matrix_keypad.h b/include/linux/input/matrix_keypad.h
> index 9476768c3b90..b8d8d69eba29 100644
> --- a/include/linux/input/matrix_keypad.h
> +++ b/include/linux/input/matrix_keypad.h
> @@ -3,8 +3,9 @@
> #define _MATRIX_KEYPAD_H
>
> #include <linux/types.h>
> -#include <linux/input.h>
Possibly, but may other drivers rely on those includes.
This results in widespread build failures such as
Building arm:allmodconfig ... failed
--------------
Error log:
In file included from include/linux/input/samsung-keypad.h:12,
from arch/arm/mach-s3c/keypad.h:12,
from arch/arm/mach-s3c/mach-crag6410.c:57:
arch/arm/mach-s3c/mach-crag6410.c:183:19: error: 'KEY_VOLUMEUP' undeclared here
Guenter
next prev parent reply other threads:[~2022-10-29 14:25 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-23 18:46 [PATCH v1 1/2] Input: matrix_keypad - add missed header inclusion Andy Shevchenko
2022-09-23 18:46 ` [PATCH v1 2/2] Input: matrix_keypad - replace header inclusions by forward declarations Andy Shevchenko
2022-09-23 19:03 ` Dmitry Torokhov
2022-09-26 10:56 ` Andy Shevchenko
2022-09-26 10:56 ` Andy Shevchenko
2022-09-23 22:42 ` kernel test robot
2022-09-23 22:42 ` kernel test robot
2022-09-24 4:21 ` kernel test robot
2022-10-29 14:25 ` Guenter Roeck [this message]
2022-10-29 22:28 ` Dmitry Torokhov
2022-10-29 23:02 ` Guenter Roeck
2022-10-30 4:33 ` Dmitry Torokhov
2022-10-30 4:55 ` Guenter Roeck
2022-09-23 19:01 ` [PATCH v1 1/2] Input: matrix_keypad - add missed header inclusion Dmitry Torokhov
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