From b26ad5836c3a0a9d456eb60b9f841ca15403ee59 Mon Sep 17 00:00:00 2001
From: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Date: Thu, 12 Feb 2015 15:02:04 -0800
Subject: [PATCH] lib/bitmap.c: change parameters of bitmap_fold to unsigned
Change the sz and nbits parameters of bitmap_fold to unsigned int for
consistency with other bitmap_* functions, and to save another few bytes
in the generated code.
[akpm@linux-foundation.org: fix kerneldoc]
Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Cc: Wu Fengguang <fengguang.wu@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
include/linux/bitmap.h | 2 +-
lib/bitmap.c | 10 +++++-----
2 files changed, 6 insertions(+), 6 deletions(-)
diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h
index d0c6214eb190..95dcd2f76e1a 100644
--- a/include/linux/bitmap.h
+++ b/include/linux/bitmap.h
@@ -166,7 +166,7 @@ extern int bitmap_bitremap(int oldbit,
extern void bitmap_onto(unsigned long *dst, const unsigned long *orig,
const unsigned long *relmap, unsigned int bits);
extern void bitmap_fold(unsigned long *dst, const unsigned long *orig,
- int sz, int bits);
+ unsigned int sz, unsigned int nbits);
extern int bitmap_find_free_region(unsigned long *bitmap, unsigned int bits, int order);
extern void bitmap_release_region(unsigned long *bitmap, unsigned int pos, int order);
extern int bitmap_allocate_region(unsigned long *bitmap, unsigned int pos, int order);
diff --git a/lib/bitmap.c b/lib/bitmap.c
index ee598a496895..b0d3e823dab3 100644
--- a/lib/bitmap.c
+++ b/lib/bitmap.c
@@ -1039,22 +1039,22 @@ EXPORT_SYMBOL(bitmap_onto);
* @dst: resulting smaller bitmap
* @orig: original larger bitmap
* @sz: specified size
- * @bits: number of bits in each of these bitmaps
+ * @nbits: number of bits in each of these bitmaps
*
* For each bit oldbit in @orig, set bit oldbit mod @sz in @dst.
* Clear all other bits in @dst. See further the comment and
* Example [2] for bitmap_onto() for why and how to use this.
*/
void bitmap_fold(unsigned long *dst, const unsigned long *orig,
- int sz, int bits)
+ unsigned int sz, unsigned int nbits)
{
- int oldbit;
+ unsigned int oldbit;
if (dst == orig) /* following doesn't handle inplace mappings */
return;
- bitmap_zero(dst, bits);
+ bitmap_zero(dst, nbits);
- for_each_set_bit(oldbit, orig, bits)
+ for_each_set_bit(oldbit, orig, nbits)
set_bit(oldbit % sz, dst);
}
EXPORT_SYMBOL(bitmap_fold);
--
2.34.1