Ice Cream Sandwich MR1  |  4.0.4_r2.1
C++程序  |  11行  |  226 B 

#ifndef __QEMU_BARRIER_H
#define __QEMU_BARRIER_H 1

/* FIXME: arch dependant, x86 version */
#define smp_wmb()   asm volatile("" ::: "memory")

/* Compiler barrier */
#define barrier()   asm volatile("" ::: "memory")

#endif