diff options
| author | Wolfram Sang <wsa+renesas@sang-engineering.com> | 2020-03-04 15:09:20 +0100 |
|---|---|---|
| committer | Dennis Zhou <dennis@kernel.org> | 2020-03-05 13:23:25 -0800 |
| commit | a392d26f32cdd87e09b1ea3849db79cfc4eae745 (patch) | |
| tree | d02bf47e2743747f02c8db5e36b7c0ca384d196f /include | |
| parent | 780d2a9c86dc12594e263752cd8426a5794f1cc8 (diff) | |
include/bitmap.h: add new functions to documentation
I found these functions only by chance although I was looking exactly
for something like them. So, add them to the list of functions to make
them more visible.
Fixes: e837dfde15a4 ("bitmap: genericize percpu bitmap region iterators")
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Dennis Zhou <dennis@kernel.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/bitmap.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h index 804600f7dc35..99058eb81042 100644 --- a/include/linux/bitmap.h +++ b/include/linux/bitmap.h @@ -51,6 +51,12 @@ * 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, 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 |