diff options
Diffstat (limited to 'arch/powerpc/include/asm')
| -rw-r--r-- | arch/powerpc/include/asm/atomic.h | 6 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/barrier.h | 3 | ||||
| -rw-r--r-- | arch/powerpc/include/asm/bitops.h | 6 |
3 files changed, 5 insertions, 10 deletions
diff --git a/arch/powerpc/include/asm/atomic.h b/arch/powerpc/include/asm/atomic.h index e3b1d41c89be..28992d012926 100644 --- a/arch/powerpc/include/asm/atomic.h +++ b/arch/powerpc/include/asm/atomic.h @@ -8,6 +8,7 @@ #ifdef __KERNEL__ #include <linux/types.h> #include <asm/cmpxchg.h> +#include <asm/barrier.h> #define ATOMIC_INIT(i) { (i) } @@ -270,11 +271,6 @@ static __inline__ int atomic_dec_if_positive(atomic_t *v) } #define atomic_dec_if_positive atomic_dec_if_positive -#define smp_mb__before_atomic_dec() smp_mb() -#define smp_mb__after_atomic_dec() smp_mb() -#define smp_mb__before_atomic_inc() smp_mb() -#define smp_mb__after_atomic_inc() smp_mb() - #ifdef __powerpc64__ #define ATOMIC64_INIT(i) { (i) } diff --git a/arch/powerpc/include/asm/barrier.h b/arch/powerpc/include/asm/barrier.h index f89da808ce31..bab79a110c7b 100644 --- a/arch/powerpc/include/asm/barrier.h +++ b/arch/powerpc/include/asm/barrier.h @@ -84,4 +84,7 @@ do { \ ___p1; \ }) +#define smp_mb__before_atomic() smp_mb() +#define smp_mb__after_atomic() smp_mb() + #endif /* _ASM_POWERPC_BARRIER_H */ diff --git a/arch/powerpc/include/asm/bitops.h b/arch/powerpc/include/asm/bitops.h index a5e9a7d494d8..bd3bd573d0ae 100644 --- a/arch/powerpc/include/asm/bitops.h +++ b/arch/powerpc/include/asm/bitops.h @@ -51,11 +51,7 @@ #define PPC_BIT(bit) (1UL << PPC_BITLSHIFT(bit)) #define PPC_BITMASK(bs, be) ((PPC_BIT(bs) - PPC_BIT(be)) | PPC_BIT(bs)) -/* - * clear_bit doesn't imply a memory barrier - */ -#define smp_mb__before_clear_bit() smp_mb() -#define smp_mb__after_clear_bit() smp_mb() +#include <asm/barrier.h> /* Macro for generating the ***_bits() functions */ #define DEFINE_BITOP(fn, op, prefix) \ |
