diff options
Diffstat (limited to 'kernel/arch/avr32/include/asm/atomic.h')
| -rw-r--r-- | kernel/arch/avr32/include/asm/atomic.h | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/kernel/arch/avr32/include/asm/atomic.h b/kernel/arch/avr32/include/asm/atomic.h index 2d07ce1c5..d74fd8ce9 100644 --- a/kernel/arch/avr32/include/asm/atomic.h +++ b/kernel/arch/avr32/include/asm/atomic.h @@ -19,8 +19,8 @@ #define ATOMIC_INIT(i) { (i) } -#define atomic_read(v) ACCESS_ONCE((v)->counter) -#define atomic_set(v, i) (((v)->counter) = i) +#define atomic_read(v) READ_ONCE((v)->counter) +#define atomic_set(v, i) WRITE_ONCE(((v)->counter), (i)) #define ATOMIC_OP_RETURN(op, asm_op, asm_con) \ static inline int __atomic_##op##_return(int i, atomic_t *v) \ @@ -44,6 +44,18 @@ static inline int __atomic_##op##_return(int i, atomic_t *v) \ ATOMIC_OP_RETURN(sub, sub, rKs21) ATOMIC_OP_RETURN(add, add, r) +#define ATOMIC_OP(op, asm_op) \ +ATOMIC_OP_RETURN(op, asm_op, r) \ +static inline void atomic_##op(int i, atomic_t *v) \ +{ \ + (void)__atomic_##op##_return(i, v); \ +} + +ATOMIC_OP(and, and) +ATOMIC_OP(or, or) +ATOMIC_OP(xor, eor) + +#undef ATOMIC_OP #undef ATOMIC_OP_RETURN /* |