diff options
Diffstat (limited to 'lib/bitmap.c')
| -rw-r--r-- | lib/bitmap.c | 30 |
1 files changed, 0 insertions, 30 deletions
diff --git a/lib/bitmap.c b/lib/bitmap.c index d456f4c15a9f..64c0926f5dd8 100644 --- a/lib/bitmap.c +++ b/lib/bitmap.c | |||
| @@ -42,36 +42,6 @@ | |||
| 42 | * for the best explanations of this ordering. | 42 | * for the best explanations of this ordering. |
| 43 | */ | 43 | */ |
| 44 | 44 | ||
| 45 | int __bitmap_empty(const unsigned long *bitmap, unsigned int bits) | ||
| 46 | { | ||
| 47 | unsigned int k, lim = bits/BITS_PER_LONG; | ||
| 48 | for (k = 0; k < lim; ++k) | ||
| 49 | if (bitmap[k]) | ||
| 50 | return 0; | ||
| 51 | |||
| 52 | if (bits % BITS_PER_LONG) | ||
| 53 | if (bitmap[k] & BITMAP_LAST_WORD_MASK(bits)) | ||
| 54 | return 0; | ||
| 55 | |||
| 56 | return 1; | ||
| 57 | } | ||
| 58 | EXPORT_SYMBOL(__bitmap_empty); | ||
| 59 | |||
| 60 | int __bitmap_full(const unsigned long *bitmap, unsigned int bits) | ||
| 61 | { | ||
| 62 | unsigned int k, lim = bits/BITS_PER_LONG; | ||
| 63 | for (k = 0; k < lim; ++k) | ||
| 64 | if (~bitmap[k]) | ||
| 65 | return 0; | ||
| 66 | |||
| 67 | if (bits % BITS_PER_LONG) | ||
| 68 | if (~bitmap[k] & BITMAP_LAST_WORD_MASK(bits)) | ||
| 69 | return 0; | ||
| 70 | |||
| 71 | return 1; | ||
| 72 | } | ||
| 73 | EXPORT_SYMBOL(__bitmap_full); | ||
| 74 | |||
| 75 | int __bitmap_equal(const unsigned long *bitmap1, | 45 | int __bitmap_equal(const unsigned long *bitmap1, |
| 76 | const unsigned long *bitmap2, unsigned int bits) | 46 | const unsigned long *bitmap2, unsigned int bits) |
| 77 | { | 47 | { |
