1 #ifndef __ASM_SYSTEM_WRAPPER_H
2 #define __ASM_SYSTEM_WRAPPER_H 1
4 #include_next <asm/system.h>
7 #define read_barrier_depends __asm__ __volatile__("mb": : :"memory")
9 #define read_barrier_depends() do { } while(0)
13 #define smp_read_barrier_depends() read_barrier_depends()
15 #define smp_read_barrier_depends() do { } while(0)