diff options
Diffstat (limited to 'arch/tile/include/asm/bitops_32.h')
| -rw-r--r-- | arch/tile/include/asm/bitops_32.h | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/arch/tile/include/asm/bitops_32.h b/arch/tile/include/asm/bitops_32.h index 386865ad2f5..bbf7b666f21 100644 --- a/arch/tile/include/asm/bitops_32.h +++ b/arch/tile/include/asm/bitops_32.h @@ -49,8 +49,8 @@ static inline void set_bit(unsigned nr, volatile unsigned long *addr) * restricted to acting on a single-word quantity. * * clear_bit() may not contain a memory barrier, so if it is used for - * locking purposes, you should call smp_mb__before_clear_bit() and/or - * smp_mb__after_clear_bit() to ensure changes are visible on other cpus. + * locking purposes, you should call smp_mb__before_atomic() and/or + * smp_mb__after_atomic() to ensure changes are visible on other cpus. */ static inline void clear_bit(unsigned nr, volatile unsigned long *addr) { @@ -121,10 +121,6 @@ static inline int test_and_change_bit(unsigned nr, return (_atomic_xor(addr, mask) & mask) != 0; } -/* See discussion at smp_mb__before_atomic_dec() in <asm/atomic_32.h>. */ -#define smp_mb__before_clear_bit() smp_mb() -#define smp_mb__after_clear_bit() do {} while (0) - #include <asm-generic/bitops/ext2-atomic.h> #endif /* _ASM_TILE_BITOPS_32_H */ |