diff options
Diffstat (limited to 'arch/arm64/include/asm/word-at-a-time.h')
| -rw-r--r-- | arch/arm64/include/asm/word-at-a-time.h | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/arch/arm64/include/asm/word-at-a-time.h b/arch/arm64/include/asm/word-at-a-time.h index f3b151ed0d7a..824ca6987a51 100644 --- a/arch/arm64/include/asm/word-at-a-time.h +++ b/arch/arm64/include/asm/word-at-a-time.h @@ -9,7 +9,8 @@ #ifndef __AARCH64EB__ -#include <linux/kernel.h> +#include <linux/bitops.h> +#include <linux/wordpart.h> struct word_at_a_time { const unsigned long one_bits, high_bits; @@ -26,20 +27,15 @@ static inline unsigned long has_zero(unsigned long a, unsigned long *bits, } #define prep_zero_mask(a, bits, c) (bits) +#define create_zero_mask(bits) (bits) +#define find_zero(bits) (__ffs(bits) >> 3) -static inline unsigned long create_zero_mask(unsigned long bits) +static inline unsigned long zero_bytemask(unsigned long bits) { bits = (bits - 1) & ~bits; return bits >> 7; } -static inline unsigned long find_zero(unsigned long mask) -{ - return fls64(mask) >> 3; -} - -#define zero_bytemask(mask) (mask) - #else /* __AARCH64EB__ */ #include <asm-generic/word-at-a-time.h> #endif |