diff options
Diffstat (limited to 'include/linux/bitops.h')
| -rw-r--r-- | include/linux/bitops.h | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/include/linux/bitops.h b/include/linux/bitops.h index c537ac7435ad..4cac4e1a72ff 100644 --- a/include/linux/bitops.h +++ b/include/linux/bitops.h @@ -228,6 +228,30 @@ static inline unsigned long __ffs64(u64 word) return __ffs((unsigned long)word); } +/** + * assign_bit - Assign value to a bit in memory + * @nr: the bit to set + * @addr: the address to start counting from + * @value: the value to assign + */ +static __always_inline void assign_bit(long nr, volatile unsigned long *addr, + bool value) +{ + if (value) + set_bit(nr, addr); + else + clear_bit(nr, addr); +} + +static __always_inline void __assign_bit(long nr, volatile unsigned long *addr, + bool value) +{ + if (value) + __set_bit(nr, addr); + else + __clear_bit(nr, addr); +} + #ifdef __KERNEL__ #ifndef set_mask_bits |