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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-09-07 14:18:36 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2011-09-07 14:18:36 -0700 |
| commit | 7e66eaf14e19c032433be7c4df3c892fa2a5282f (patch) | |
| tree | 56b0d5f9d16eb18744e102f3f216715196cd62e6 /include/linux/bitmap.h | |
| parent | d3654d7ef3adad0083525cfb6fe27be62cb83d0d (diff) | |
| parent | c6a389f123b9f68d605bb7e0f9b32ec1e3e14132 (diff) | |
Merge commit 'v3.1-rc4' into next
Diffstat (limited to 'include/linux/bitmap.h')
| -rw-r--r-- | include/linux/bitmap.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h index dcafe0bf000..7ad634501e4 100644 --- a/include/linux/bitmap.h +++ b/include/linux/bitmap.h @@ -144,7 +144,9 @@ 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 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); +#define BITMAP_FIRST_WORD_MASK(start) (~0UL << ((start) % BITS_PER_LONG)) #define BITMAP_LAST_WORD_MASK(nbits) \ ( \ ((nbits) % BITS_PER_LONG) ? \ |