diff options
| -rw-r--r-- | src/include/liburing/barrier.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/include/liburing/barrier.h b/src/include/liburing/barrier.h index 98be9e5..b98193b 100644 --- a/src/include/liburing/barrier.h +++ b/src/include/liburing/barrier.h @@ -56,7 +56,20 @@ do { \ barrier(); \ ___p1; \ }) -#else /* defined(__x86_64__) || defined(__i386__) */ + +#elif defined(__aarch64__) +/* Adapted from arch/arm64/include/asm/barrier.h */ +#define dmb(opt) asm volatile("dmb " #opt : : : "memory") +#define dsb(opt) asm volatile("dsb " #opt : : : "memory") + +#define mb() dsb(sy) +#define rmb() dsb(ld) +#define wmb() dsb(st) +#define smp_mb() dmb(ish) +#define smp_rmb() dmb(ishld) +#define smp_wmb() dmb(ishst) + +#else /* defined(__x86_64__) || defined(__i386__) || defined(__aarch64__) */ /* * Add arch appropriate definitions. Be safe and use full barriers for * archs we don't have support for. |