diff options
Diffstat (limited to 'arch/m68k')
| -rw-r--r-- | arch/m68k/include/asm/barrier.h | 14 |
1 files changed, 1 insertions, 13 deletions
diff --git a/arch/m68k/include/asm/barrier.h b/arch/m68k/include/asm/barrier.h index 445ce22c23cb..15c5f77c1614 100644 --- a/arch/m68k/include/asm/barrier.h +++ b/arch/m68k/include/asm/barrier.h | |||
| @@ -1,20 +1,8 @@ | |||
| 1 | #ifndef _M68K_BARRIER_H | 1 | #ifndef _M68K_BARRIER_H |
| 2 | #define _M68K_BARRIER_H | 2 | #define _M68K_BARRIER_H |
| 3 | 3 | ||
| 4 | /* | ||
| 5 | * Force strict CPU ordering. | ||
| 6 | * Not really required on m68k... | ||
| 7 | */ | ||
| 8 | #define nop() do { asm volatile ("nop"); barrier(); } while (0) | 4 | #define nop() do { asm volatile ("nop"); barrier(); } while (0) |
| 9 | #define mb() barrier() | ||
| 10 | #define rmb() barrier() | ||
| 11 | #define wmb() barrier() | ||
| 12 | #define read_barrier_depends() ((void)0) | ||
| 13 | #define set_mb(var, value) ({ (var) = (value); wmb(); }) | ||
| 14 | 5 | ||
| 15 | #define smp_mb() barrier() | 6 | #include <asm-generic/barrier.h> |
| 16 | #define smp_rmb() barrier() | ||
| 17 | #define smp_wmb() barrier() | ||
| 18 | #define smp_read_barrier_depends() ((void)0) | ||
| 19 | 7 | ||
| 20 | #endif /* _M68K_BARRIER_H */ | 8 | #endif /* _M68K_BARRIER_H */ |