diff options
Diffstat (limited to 'arch/s390/include/asm/barrier.h')
| -rw-r--r-- | arch/s390/include/asm/barrier.h | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/arch/s390/include/asm/barrier.h b/arch/s390/include/asm/barrier.h index 7ffd0b19135c..5c8db3ce61c8 100644 --- a/arch/s390/include/asm/barrier.h +++ b/arch/s390/include/asm/barrier.h @@ -26,26 +26,18 @@ #define wmb() barrier() #define dma_rmb() mb() #define dma_wmb() mb() -#define smp_mb() mb() -#define smp_rmb() rmb() -#define smp_wmb() wmb() +#define __smp_mb() mb() +#define __smp_rmb() rmb() +#define __smp_wmb() wmb() -#define read_barrier_depends() do { } while (0) -#define smp_read_barrier_depends() do { } while (0) - -#define smp_mb__before_atomic() smp_mb() -#define smp_mb__after_atomic() smp_mb() - -#define smp_store_mb(var, value) do { WRITE_ONCE(var, value); smp_mb(); } while (0) - -#define smp_store_release(p, v) \ +#define __smp_store_release(p, v) \ do { \ compiletime_assert_atomic_type(*p); \ barrier(); \ WRITE_ONCE(*p, v); \ } while (0) -#define smp_load_acquire(p) \ +#define __smp_load_acquire(p) \ ({ \ typeof(*p) ___p1 = READ_ONCE(*p); \ compiletime_assert_atomic_type(*p); \ @@ -53,4 +45,9 @@ do { \ ___p1; \ }) +#define __smp_mb__before_atomic() barrier() +#define __smp_mb__after_atomic() barrier() + +#include <asm-generic/barrier.h> + #endif /* __ASM_BARRIER_H */ |