diff options
Diffstat (limited to 'arch/s390/include/asm/barrier.h')
| -rw-r--r-- | arch/s390/include/asm/barrier.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/s390/include/asm/barrier.h b/arch/s390/include/asm/barrier.h index 19ff956b752b..b5dce6544d76 100644 --- a/arch/s390/include/asm/barrier.h +++ b/arch/s390/include/asm/barrier.h @@ -15,11 +15,13 @@ #ifdef CONFIG_HAVE_MARCH_Z196_FEATURES /* Fast-BCR without checkpoint synchronization */ -#define mb() do { asm volatile("bcr 14,0" : : : "memory"); } while (0) +#define __ASM_BARRIER "bcr 14,0\n" #else -#define mb() do { asm volatile("bcr 15,0" : : : "memory"); } while (0) +#define __ASM_BARRIER "bcr 15,0\n" #endif +#define mb() do { asm volatile(__ASM_BARRIER : : : "memory"); } while (0) + #define rmb() mb() #define wmb() mb() #define read_barrier_depends() do { } while(0) |