diff options
| author | Linus Torvalds <torvalds@home.transmeta.com> | 2002-10-18 05:02:58 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@home.transmeta.com> | 2002-10-18 05:02:58 -0700 |
| commit | ddd11110cd47756eeaad995b0d3f72bda22b8730 (patch) | |
| tree | ddef81af24b02c742444f776c21d2e7bc3d8f9aa /include/asm-alpha | |
| parent | c192e51982cdfcb7447525baca549a81610674f3 (diff) | |
| parent | a0b6c9c162399a995832205f9c781148b5a6e0c7 (diff) | |
Merge
Diffstat (limited to 'include/asm-alpha')
| -rw-r--r-- | include/asm-alpha/system.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/asm-alpha/system.h b/include/asm-alpha/system.h index 6342ed4efdbd..fe8020926756 100644 --- a/include/asm-alpha/system.h +++ b/include/asm-alpha/system.h @@ -151,14 +151,19 @@ __asm__ __volatile__("mb": : :"memory") #define wmb() \ __asm__ __volatile__("wmb": : :"memory") +#define read_barrier_depends() \ +__asm__ __volatile__("mb": : :"memory") + #ifdef CONFIG_SMP #define smp_mb() mb() #define smp_rmb() rmb() #define smp_wmb() wmb() +#define smp_read_barrier_depends() read_barrier_depends() #else #define smp_mb() barrier() #define smp_rmb() barrier() #define smp_wmb() barrier() +#define smp_read_barrier_depends() barrier() #endif #define set_mb(var, value) \ |