1 #ifndef __QEMU_BARRIER_H 2 #define __QEMU_BARRIER_H 1 3 4 /* FIXME: arch dependant, x86 version */ 5 #define smp_wmb() asm volatile("" ::: "memory") 6 7 /* Compiler barrier */ 8 #define barrier() asm volatile("" ::: "memory") 9 10 #endif 11