linux-kernel - Re: [PATCH] mtd: clean up whitespace in linux/mtd/map.h

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Date:	Tue, 10 Mar 2015 11:33:36 -0700
From:	Joe Perches <joe@...ches.com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	David Woodhouse <dwmw2@...radead.org>,
	Brian Norris <computersforpeace@...il.com>,
	Jingoo Han <jg1.han@...sung.com>,
	linux-mtd@...ts.infradead.org,
	Ezequiel Garcia <ezequiel@...guardiasur.com.ar>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mtd: clean up whitespace in linux/mtd/map.h

On Tue, 2015-03-10 at 17:51 +0100, Arnd Bergmann wrote:
> As the only comments I got for the "mtd: cfi: reduce stack size"
> patch were about whitespace changes, it appears necessary to fix
> up the rest of the file as well, which contains the exact same
> mistakes.

trivia:

> diff --git a/include/linux/mtd/map.h b/include/linux/mtd/map.h
[]
> @@ -77,7 +77,7 @@
>  /* ensure we never evaluate anything shorted than an unsigned long
>   * to zero, and ensure we'll never miss the end of an comparison (bjd) */
>  
> -#define map_calc_words(map) ((map_bankwidth(map) + (sizeof(unsigned long)-1))/ sizeof(unsigned long))
> +#define map_calc_words(map) ((map_bankwidth(map) + (sizeof(unsigned long)-1)) / sizeof(unsigned long))

DIV_ROUND_UP?
 
>  #ifdef CONFIG_MTD_MAP_BANK_WIDTH_8
>  # ifdef map_bankwidth
> @@ -181,7 +181,7 @@ static inline int map_bankwidth_supported(int w)
>  	}
>  }
>  
> -#define MAX_MAP_LONGS ( ((MAX_MAP_BANKWIDTH*8) + BITS_PER_LONG - 1) / BITS_PER_LONG )
> +#define MAX_MAP_LONGS (((MAX_MAP_BANKWIDTH * 8) + BITS_PER_LONG - 1) / BITS_PER_LONG)

BITS_TO_LONGS?


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