diff options
Diffstat (limited to 'include/linux/bitops.h')
| -rw-r--r-- | include/linux/bitops.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/bitops.h b/include/linux/bitops.h index bd0c4598d03b..abc9ca778456 100644 --- a/include/linux/bitops.h +++ b/include/linux/bitops.h | |||
| @@ -4,8 +4,11 @@ | |||
| 4 | 4 | ||
| 5 | #ifdef __KERNEL__ | 5 | #ifdef __KERNEL__ |
| 6 | #define BIT(nr) (1UL << (nr)) | 6 | #define BIT(nr) (1UL << (nr)) |
| 7 | #define BIT_ULL(nr) (1ULL << (nr)) | ||
| 7 | #define BIT_MASK(nr) (1UL << ((nr) % BITS_PER_LONG)) | 8 | #define BIT_MASK(nr) (1UL << ((nr) % BITS_PER_LONG)) |
| 8 | #define BIT_WORD(nr) ((nr) / BITS_PER_LONG) | 9 | #define BIT_WORD(nr) ((nr) / BITS_PER_LONG) |
| 10 | #define BIT_ULL_MASK(nr) (1ULL << ((nr) % BITS_PER_LONG_LONG)) | ||
| 11 | #define BIT_ULL_WORD(nr) ((nr) / BITS_PER_LONG_LONG) | ||
| 9 | #define BITS_PER_BYTE 8 | 12 | #define BITS_PER_BYTE 8 |
| 10 | #define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(long)) | 13 | #define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(long)) |
| 11 | #endif | 14 | #endif |