summaryrefslogtreecommitdiff
path: root/include/linux/bitmap.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/bitmap.h')
-rw-r--r--include/linux/bitmap.h62
1 files changed, 31 insertions, 31 deletions
diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h
index 7ad634501e48..e1c8d080c427 100644
--- a/include/linux/bitmap.h
+++ b/include/linux/bitmap.h
@@ -88,32 +88,32 @@
* lib/bitmap.c provides these functions:
*/
-extern int __bitmap_empty(const unsigned long *bitmap, int bits);
-extern int __bitmap_full(const unsigned long *bitmap, int bits);
+extern int __bitmap_empty(const unsigned long *bitmap, unsigned int nbits);
+extern int __bitmap_full(const unsigned long *bitmap, unsigned int nbits);
extern int __bitmap_equal(const unsigned long *bitmap1,
- const unsigned long *bitmap2, int bits);
+ const unsigned long *bitmap2, unsigned int nbits);
extern void __bitmap_complement(unsigned long *dst, const unsigned long *src,
- int bits);
+ unsigned int nbits);
extern void __bitmap_shift_right(unsigned long *dst,
const unsigned long *src, int shift, int bits);
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,
- const unsigned long *bitmap2, int bits);
+ const unsigned long *bitmap2, unsigned int nbits);
extern void __bitmap_or(unsigned long *dst, const unsigned long *bitmap1,
- const unsigned long *bitmap2, int bits);
+ const unsigned long *bitmap2, unsigned int nbits);
extern void __bitmap_xor(unsigned long *dst, const unsigned long *bitmap1,
- const unsigned long *bitmap2, int bits);
+ const unsigned long *bitmap2, unsigned int nbits);
extern int __bitmap_andnot(unsigned long *dst, const unsigned long *bitmap1,
- const unsigned long *bitmap2, int bits);
+ const unsigned long *bitmap2, unsigned int nbits);
extern int __bitmap_intersects(const unsigned long *bitmap1,
- const unsigned long *bitmap2, int bits);
+ const unsigned long *bitmap2, unsigned int nbits);
extern int __bitmap_subset(const unsigned long *bitmap1,
- const unsigned long *bitmap2, int bits);
-extern int __bitmap_weight(const unsigned long *bitmap, int bits);
+ const unsigned long *bitmap2, unsigned int nbits);
+extern int __bitmap_weight(const unsigned long *bitmap, unsigned int nbits);
-extern void bitmap_set(unsigned long *map, int i, int len);
-extern void bitmap_clear(unsigned long *map, int start, int nr);
+extern void bitmap_set(unsigned long *map, unsigned int start, int len);
+extern void bitmap_clear(unsigned long *map, unsigned int start, int len);
extern unsigned long bitmap_find_next_zero_area(unsigned long *map,
unsigned long size,
unsigned long start,
@@ -140,9 +140,9 @@ extern void bitmap_onto(unsigned long *dst, const unsigned long *orig,
const unsigned long *relmap, int bits);
extern void bitmap_fold(unsigned long *dst, const unsigned long *orig,
int sz, int bits);
-extern int bitmap_find_free_region(unsigned long *bitmap, int bits, int order);
-extern void bitmap_release_region(unsigned long *bitmap, int pos, int order);
-extern int bitmap_allocate_region(unsigned long *bitmap, int pos, int order);
+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);
extern void bitmap_copy_le(void *dst, const unsigned long *src, int nbits);
extern int bitmap_ord_to_pos(const unsigned long *bitmap, int n, int bits);
@@ -188,15 +188,15 @@ static inline void bitmap_copy(unsigned long *dst, const unsigned long *src,
}
static inline int bitmap_and(unsigned long *dst, const unsigned long *src1,
- const unsigned long *src2, int nbits)
+ const unsigned long *src2, unsigned int nbits)
{
if (small_const_nbits(nbits))
- return (*dst = *src1 & *src2) != 0;
+ return (*dst = *src1 & *src2 & BITMAP_LAST_WORD_MASK(nbits)) != 0;
return __bitmap_and(dst, src1, src2, nbits);
}
static inline void bitmap_or(unsigned long *dst, const unsigned long *src1,
- const unsigned long *src2, int nbits)
+ const unsigned long *src2, unsigned int nbits)
{
if (small_const_nbits(nbits))
*dst = *src1 | *src2;
@@ -205,7 +205,7 @@ static inline void bitmap_or(unsigned long *dst, const unsigned long *src1,
}
static inline void bitmap_xor(unsigned long *dst, const unsigned long *src1,
- const unsigned long *src2, int nbits)
+ const unsigned long *src2, unsigned int nbits)
{
if (small_const_nbits(nbits))
*dst = *src1 ^ *src2;
@@ -214,24 +214,24 @@ static inline void bitmap_xor(unsigned long *dst, const unsigned long *src1,
}
static inline int bitmap_andnot(unsigned long *dst, const unsigned long *src1,
- const unsigned long *src2, int nbits)
+ const unsigned long *src2, unsigned int nbits)
{
if (small_const_nbits(nbits))
- return (*dst = *src1 & ~(*src2)) != 0;
+ return (*dst = *src1 & ~(*src2) & BITMAP_LAST_WORD_MASK(nbits)) != 0;
return __bitmap_andnot(dst, src1, src2, nbits);
}
static inline void bitmap_complement(unsigned long *dst, const unsigned long *src,
- int nbits)
+ unsigned int nbits)
{
if (small_const_nbits(nbits))
- *dst = ~(*src) & BITMAP_LAST_WORD_MASK(nbits);
+ *dst = ~(*src);
else
__bitmap_complement(dst, src, nbits);
}
static inline int bitmap_equal(const unsigned long *src1,
- const unsigned long *src2, int nbits)
+ const unsigned long *src2, unsigned int nbits)
{
if (small_const_nbits(nbits))
return ! ((*src1 ^ *src2) & BITMAP_LAST_WORD_MASK(nbits));
@@ -240,7 +240,7 @@ static inline int bitmap_equal(const unsigned long *src1,
}
static inline int bitmap_intersects(const unsigned long *src1,
- const unsigned long *src2, int nbits)
+ const unsigned long *src2, unsigned int nbits)
{
if (small_const_nbits(nbits))
return ((*src1 & *src2) & BITMAP_LAST_WORD_MASK(nbits)) != 0;
@@ -249,7 +249,7 @@ static inline int bitmap_intersects(const unsigned long *src1,
}
static inline int bitmap_subset(const unsigned long *src1,
- const unsigned long *src2, int nbits)
+ const unsigned long *src2, unsigned int nbits)
{
if (small_const_nbits(nbits))
return ! ((*src1 & ~(*src2)) & BITMAP_LAST_WORD_MASK(nbits));
@@ -257,7 +257,7 @@ static inline int bitmap_subset(const unsigned long *src1,
return __bitmap_subset(src1, src2, nbits);
}
-static inline int bitmap_empty(const unsigned long *src, int nbits)
+static inline int bitmap_empty(const unsigned long *src, unsigned nbits)
{
if (small_const_nbits(nbits))
return ! (*src & BITMAP_LAST_WORD_MASK(nbits));
@@ -265,7 +265,7 @@ static inline int bitmap_empty(const unsigned long *src, int nbits)
return __bitmap_empty(src, nbits);
}
-static inline int bitmap_full(const unsigned long *src, int nbits)
+static inline int bitmap_full(const unsigned long *src, unsigned int nbits)
{
if (small_const_nbits(nbits))
return ! (~(*src) & BITMAP_LAST_WORD_MASK(nbits));
@@ -273,7 +273,7 @@ static inline int bitmap_full(const unsigned long *src, int nbits)
return __bitmap_full(src, nbits);
}
-static inline int bitmap_weight(const unsigned long *src, int nbits)
+static inline int bitmap_weight(const unsigned long *src, unsigned int nbits)
{
if (small_const_nbits(nbits))
return hweight_long(*src & BITMAP_LAST_WORD_MASK(nbits));
@@ -284,7 +284,7 @@ static inline void bitmap_shift_right(unsigned long *dst,
const unsigned long *src, int n, int nbits)
{
if (small_const_nbits(nbits))
- *dst = *src >> n;
+ *dst = (*src & BITMAP_LAST_WORD_MASK(nbits)) >> n;
else
__bitmap_shift_right(dst, src, n, nbits);
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-23 04:25:55 +0000