diff options
Diffstat (limited to 'arch/tile/include/asm/atomic_32.h')
| -rw-r--r-- | arch/tile/include/asm/atomic_32.h | 10 |
1 files changed, 0 insertions, 10 deletions
diff --git a/arch/tile/include/asm/atomic_32.h b/arch/tile/include/asm/atomic_32.h index 1ad4a1f7d42..1b109fad9ff 100644 --- a/arch/tile/include/asm/atomic_32.h +++ b/arch/tile/include/asm/atomic_32.h @@ -169,16 +169,6 @@ static inline void atomic64_set(atomic64_t *v, long long n) #define atomic64_dec_and_test(v) (atomic64_dec_return((v)) == 0) #define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1LL, 0LL) -/* - * We need to barrier before modifying the word, since the _atomic_xxx() - * routines just tns the lock and then read/modify/write of the word. - * But after the word is updated, the routine issues an "mf" before returning, - * and since it's a function call, we don't even need a compiler barrier. - */ -#define smp_mb__before_atomic_dec() smp_mb() -#define smp_mb__before_atomic_inc() smp_mb() -#define smp_mb__after_atomic_dec() do { } while (0) -#define smp_mb__after_atomic_inc() do { } while (0) #endif /* !__ASSEMBLY__ */ |