diff options
Diffstat (limited to 'src/vppinfra/bitmap.h')
| -rw-r--r-- | src/vppinfra/bitmap.h | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/src/vppinfra/bitmap.h b/src/vppinfra/bitmap.h index ec3f0a03891..d579afd9979 100644 --- a/src/vppinfra/bitmap.h +++ b/src/vppinfra/bitmap.h @@ -305,7 +305,7 @@ clib_bitmap_set_multiple (uword * bitmap, uword i, uword value, uword n_bits) i1 = i % BITS (bitmap[0]); /* Allocate bitmap. */ - clib_bitmap_vec_validate (bitmap, (i + n_bits) / BITS (bitmap[0])); + clib_bitmap_vec_validate (bitmap, (i + n_bits - 1) / BITS (bitmap[0])); l = vec_len (bitmap); m = ~0; @@ -339,14 +339,15 @@ clib_bitmap_set_multiple (uword * bitmap, uword i, uword value, uword n_bits) always_inline uword * clib_bitmap_set_region (uword * bitmap, uword i, uword value, uword n_bits) { - uword a0, a1, b0; + uword a0, a1, b0, b1; uword i_end, mask; a0 = i / BITS (bitmap[0]); a1 = i % BITS (bitmap[0]); - i_end = i + n_bits; + i_end = i + n_bits - 1; b0 = i_end / BITS (bitmap[0]); + b1 = i_end % BITS (bitmap[0]); clib_bitmap_vec_validate (bitmap, b0); @@ -364,8 +365,7 @@ clib_bitmap_set_region (uword * bitmap, uword i, uword value, uword n_bits) if (a0 == b0) { - word n_bits_left = n_bits - (BITS (bitmap[0]) - a1); - mask = pow2_mask (n_bits_left); + mask = (uword) ~0 >> (BITS (bitmap[0]) - b1 - 1); if (value) bitmap[a0] |= mask; else |