summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--include/linux/bitmap.h12
-rw-r--r--lib/bitmap.c10
2 files changed, 11 insertions, 11 deletions
diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h
index cffc89c23c02..c168a807ab9a 100644
--- a/include/linux/bitmap.h
+++ b/include/linux/bitmap.h
@@ -96,8 +96,8 @@ extern int __bitmap_equal(const unsigned long *bitmap1,
const unsigned long *bitmap2, unsigned int nbits);
extern void __bitmap_complement(unsigned long *dst, const unsigned long *src,
unsigned int nbits);
-extern void __bitmap_shift_right(unsigned long *dst,
- const unsigned long *src, int shift, int bits);
+extern void __bitmap_shift_right(unsigned long *dst, const unsigned long *src,
+ unsigned int shift, unsigned int nbits);
extern void __bitmap_shift_left(unsigned long *dst,
const unsigned long *src, int shift, int bits);
extern int __bitmap_and(unsigned long *dst, const unsigned long *bitmap1,
@@ -313,13 +313,13 @@ static inline int bitmap_weight(const unsigned long *src, unsigned int nbits)
return __bitmap_weight(src, nbits);
}
-static inline void bitmap_shift_right(unsigned long *dst,
- const unsigned long *src, int n, int nbits)
+static inline void bitmap_shift_right(unsigned long *dst, const unsigned long *src,
+ unsigned int shift, int nbits)
{
if (small_const_nbits(nbits))
- *dst = (*src & BITMAP_LAST_WORD_MASK(nbits)) >> n;
+ *dst = (*src & BITMAP_LAST_WORD_MASK(nbits)) >> shift;
else
- __bitmap_shift_right(dst, src, n, nbits);
+ __bitmap_shift_right(dst, src, shift, nbits);
}
static inline void bitmap_shift_left(unsigned long *dst,
diff --git a/lib/bitmap.c b/lib/bitmap.c
index d2cd50cd4f5d..45e7d14ebdfd 100644
--- a/lib/bitmap.c
+++ b/lib/bitmap.c
@@ -104,17 +104,17 @@ EXPORT_SYMBOL(__bitmap_complement);
* @dst : destination bitmap
* @src : source bitmap
* @shift : shift by this many bits
- * @bits : bitmap size, in bits
+ * @nbits : bitmap size, in bits
*
* Shifting right (dividing) means moving bits in the MS -> LS bit
* direction. Zeros are fed into the vacated MS positions and the
* LS bits shifted off the bottom are lost.
*/
-void __bitmap_shift_right(unsigned long *dst,
- const unsigned long *src, int shift, int bits)
+void __bitmap_shift_right(unsigned long *dst, const unsigned long *src,
+ unsigned shift, unsigned nbits)
{
- int k, lim = BITS_TO_LONGS(bits), left = bits % BITS_PER_LONG;
- int off = shift/BITS_PER_LONG, rem = shift % BITS_PER_LONG;
+ unsigned k, lim = BITS_TO_LONGS(nbits), left = nbits % BITS_PER_LONG;
+ unsigned off = shift/BITS_PER_LONG, rem = shift % BITS_PER_LONG;
unsigned long mask = (1UL << left) - 1;
for (k = 0; off + k < lim; ++k) {
unsigned long upper, lower;