1 #ifndef ARCH_ALPHA_H 2 #define ARCH_ALPHA_H 3 4 #define FIO_ARCH (arch_alpha) 5 6 #define nop do { } while (0) 7 #define read_barrier() __asm__ __volatile__("mb": : :"memory") 8 #define write_barrier() __asm__ __volatile__("wmb": : :"memory") 9 10 #endif 11