diff options
Diffstat (limited to 'include/linux/bitmap.h')
| -rw-r--r-- | include/linux/bitmap.h | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h index 80ad521116d7..99058eb81042 100644 --- a/include/linux/bitmap.h +++ b/include/linux/bitmap.h @@ -50,7 +50,13 @@ * bitmap_set(dst, pos, nbits) Set specified bit area * bitmap_clear(dst, pos, nbits) Clear specified bit area * bitmap_find_next_zero_area(buf, len, pos, n, mask) Find bit free area - * bitmap_find_next_zero_area_off(buf, len, pos, n, mask) as above + * bitmap_find_next_zero_area_off(buf, len, pos, n, mask, mask_off) as above + * bitmap_next_clear_region(map, &start, &end, nbits) Find next clear region + * bitmap_next_set_region(map, &start, &end, nbits) Find next set region + * bitmap_for_each_clear_region(map, rs, re, start, end) + * Iterate over all clear regions + * bitmap_for_each_set_region(map, rs, re, start, end) + * Iterate over all set regions * bitmap_shift_right(dst, src, n, nbits) *dst = *src >> n * bitmap_shift_left(dst, src, n, nbits) *dst = *src << n * bitmap_cut(dst, src, first, n, nbits) Cut n bits from first, copy rest @@ -186,7 +192,7 @@ bitmap_find_next_zero_area(unsigned long *map, align_mask, 0); } -extern int __bitmap_parse(const char *buf, unsigned int buflen, int is_user, +extern int bitmap_parse(const char *buf, unsigned int buflen, unsigned long *dst, int nbits); extern int bitmap_parse_user(const char __user *ubuf, unsigned int ulen, unsigned long *dst, int nbits); @@ -454,12 +460,6 @@ static inline void bitmap_replace(unsigned long *dst, __bitmap_replace(dst, old, new, mask, nbits); } -static inline int bitmap_parse(const char *buf, unsigned int buflen, - unsigned long *maskp, int nmaskbits) -{ - return __bitmap_parse(buf, buflen, 0, maskp, nmaskbits); -} - static inline void bitmap_next_clear_region(unsigned long *bitmap, unsigned int *rs, unsigned int *re, unsigned int end) |