diff options
| -rw-r--r-- | tools/perf/util/include/linux/bitops.h | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/tools/perf/util/include/linux/bitops.h b/tools/perf/util/include/linux/bitops.h index 71f017dc6230..58c4a2520ac2 100644 --- a/tools/perf/util/include/linux/bitops.h +++ b/tools/perf/util/include/linux/bitops.h | |||
| @@ -10,13 +10,14 @@ | |||
| 10 | #endif | 10 | #endif |
| 11 | 11 | ||
| 12 | #define BITS_PER_LONG __WORDSIZE | 12 | #define BITS_PER_LONG __WORDSIZE |
| 13 | #define BITS_PER_BYTE 8 | 13 | |
| 14 | #define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(long)) | 14 | #define BIT_MASK(nr) (1UL << ((nr) % BITS_PER_LONG)) |
| 15 | #define BITS_TO_U64(nr) DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(u64)) | 15 | #define BIT_WORD(nr) ((nr) / BITS_PER_LONG) |
| 16 | #define BITS_TO_U32(nr) DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(u32)) | 16 | #define BITS_PER_BYTE 8 |
| 17 | #define BITS_TO_BYTES(nr) DIV_ROUND_UP(nr, BITS_PER_BYTE) | 17 | #define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(long)) |
| 18 | #define BIT_WORD(nr) ((nr) / BITS_PER_LONG) | 18 | #define BITS_TO_U64(nr) DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(u64)) |
| 19 | #define BIT_MASK(nr) (1UL << ((nr) % BITS_PER_LONG)) | 19 | #define BITS_TO_U32(nr) DIV_ROUND_UP(nr, BITS_PER_BYTE * sizeof(u32)) |
| 20 | #define BITS_TO_BYTES(nr) DIV_ROUND_UP(nr, BITS_PER_BYTE) | ||
| 20 | 21 | ||
| 21 | #define for_each_set_bit(bit, addr, size) \ | 22 | #define for_each_set_bit(bit, addr, size) \ |
| 22 | for ((bit) = find_first_bit((addr), (size)); \ | 23 | for ((bit) = find_first_bit((addr), (size)); \ |