diff options
| -rw-r--r-- | arch/tile/include/asm/bitops.h | 1 | ||||
| -rw-r--r-- | arch/x86/include/asm/bitops.h | 2 | ||||
| -rw-r--r-- | include/asm-generic/bitops/find.h | 25 | ||||
| -rw-r--r-- | include/linux/bitops.h | 22 |
4 files changed, 28 insertions, 22 deletions
diff --git a/arch/tile/include/asm/bitops.h b/arch/tile/include/asm/bitops.h index 6832b4be8990..6d4f0ff2c68c 100644 --- a/arch/tile/include/asm/bitops.h +++ b/arch/tile/include/asm/bitops.h | |||
| @@ -120,6 +120,7 @@ static inline unsigned long __arch_hweight64(__u64 w) | |||
| 120 | 120 | ||
| 121 | #include <asm-generic/bitops/const_hweight.h> | 121 | #include <asm-generic/bitops/const_hweight.h> |
| 122 | #include <asm-generic/bitops/lock.h> | 122 | #include <asm-generic/bitops/lock.h> |
| 123 | #include <asm-generic/bitops/find.h> | ||
| 123 | #include <asm-generic/bitops/sched.h> | 124 | #include <asm-generic/bitops/sched.h> |
| 124 | #include <asm-generic/bitops/ext2-non-atomic.h> | 125 | #include <asm-generic/bitops/ext2-non-atomic.h> |
| 125 | #include <asm-generic/bitops/minix.h> | 126 | #include <asm-generic/bitops/minix.h> |
diff --git a/arch/x86/include/asm/bitops.h b/arch/x86/include/asm/bitops.h index bafd80defa43..903683b07e42 100644 --- a/arch/x86/include/asm/bitops.h +++ b/arch/x86/include/asm/bitops.h | |||
| @@ -440,6 +440,8 @@ static inline int fls(int x) | |||
| 440 | 440 | ||
| 441 | #ifdef __KERNEL__ | 441 | #ifdef __KERNEL__ |
| 442 | 442 | ||
| 443 | #include <asm-generic/bitops/find.h> | ||
| 444 | |||
| 443 | #include <asm-generic/bitops/sched.h> | 445 | #include <asm-generic/bitops/sched.h> |
| 444 | 446 | ||
| 445 | #define ARCH_HAS_FAST_MULTIPLIER 1 | 447 | #define ARCH_HAS_FAST_MULTIPLIER 1 |
diff --git a/include/asm-generic/bitops/find.h b/include/asm-generic/bitops/find.h index 1914e9742512..30afec0db7d7 100644 --- a/include/asm-generic/bitops/find.h +++ b/include/asm-generic/bitops/find.h | |||
| @@ -9,7 +9,32 @@ extern unsigned long find_next_zero_bit(const unsigned long *addr, unsigned | |||
| 9 | long size, unsigned long offset); | 9 | long size, unsigned long offset); |
| 10 | #endif | 10 | #endif |
| 11 | 11 | ||
| 12 | #ifdef CONFIG_GENERIC_FIND_FIRST_BIT | ||
| 13 | |||
| 14 | /** | ||
| 15 | * find_first_bit - find the first set bit in a memory region | ||
| 16 | * @addr: The address to start the search at | ||
| 17 | * @size: The maximum size to search | ||
| 18 | * | ||
| 19 | * Returns the bit number of the first set bit. | ||
| 20 | */ | ||
| 21 | extern unsigned long find_first_bit(const unsigned long *addr, | ||
| 22 | unsigned long size); | ||
| 23 | |||
| 24 | /** | ||
| 25 | * find_first_zero_bit - find the first cleared bit in a memory region | ||
| 26 | * @addr: The address to start the search at | ||
| 27 | * @size: The maximum size to search | ||
| 28 | * | ||
| 29 | * Returns the bit number of the first cleared bit. | ||
| 30 | */ | ||
| 31 | extern unsigned long find_first_zero_bit(const unsigned long *addr, | ||
| 32 | unsigned long size); | ||
| 33 | #else /* CONFIG_GENERIC_FIND_FIRST_BIT */ | ||
| 34 | |||
| 12 | #define find_first_bit(addr, size) find_next_bit((addr), (size), 0) | 35 | #define find_first_bit(addr, size) find_next_bit((addr), (size), 0) |
| 13 | #define find_first_zero_bit(addr, size) find_next_zero_bit((addr), (size), 0) | 36 | #define find_first_zero_bit(addr, size) find_next_zero_bit((addr), (size), 0) |
| 14 | 37 | ||
| 38 | #endif /* CONFIG_GENERIC_FIND_FIRST_BIT */ | ||
| 39 | |||
| 15 | #endif /*_ASM_GENERIC_BITOPS_FIND_H_ */ | 40 | #endif /*_ASM_GENERIC_BITOPS_FIND_H_ */ |
diff --git a/include/linux/bitops.h b/include/linux/bitops.h index fc68053378ce..adb0f113f571 100644 --- a/include/linux/bitops.h +++ b/include/linux/bitops.h | |||
| @@ -136,28 +136,6 @@ static inline unsigned long __ffs64(u64 word) | |||
| 136 | } | 136 | } |
| 137 | 137 | ||
| 138 | #ifdef __KERNEL__ | 138 | #ifdef __KERNEL__ |
| 139 | #ifdef CONFIG_GENERIC_FIND_FIRST_BIT | ||
| 140 | |||
| 141 | /** | ||
| 142 | * find_first_bit - find the first set bit in a memory region | ||
| 143 | * @addr: The address to start the search at | ||
| 144 | * @size: The maximum size to search | ||
| 145 | * | ||
| 146 | * Returns the bit number of the first set bit. | ||
| 147 | */ | ||
| 148 | extern unsigned long find_first_bit(const unsigned long *addr, | ||
| 149 | unsigned long size); | ||
| 150 | |||
| 151 | /** | ||
| 152 | * find_first_zero_bit - find the first cleared bit in a memory region | ||
| 153 | * @addr: The address to start the search at | ||
| 154 | * @size: The maximum size to search | ||
| 155 | * | ||
| 156 | * Returns the bit number of the first cleared bit. | ||
| 157 | */ | ||
| 158 | extern unsigned long find_first_zero_bit(const unsigned long *addr, | ||
| 159 | unsigned long size); | ||
| 160 | #endif /* CONFIG_GENERIC_FIND_FIRST_BIT */ | ||
| 161 | 139 | ||
| 162 | #ifdef CONFIG_GENERIC_FIND_LAST_BIT | 140 | #ifdef CONFIG_GENERIC_FIND_LAST_BIT |
| 163 | /** | 141 | /** |
