#ifndef _ASM_POWERPC_SYNCH_H #define _ASM_POWERPC_SYNCH_H #ifdef __KERNEL__ #include <linux/stringify.h> #ifdef __powerpc64__ #define __SUBARCH_HAS_LWSYNC #endif #ifdef __SUBARCH_HAS_LWSYNC # define LWSYNC lwsync #else # define LWSYNC sync #endif #ifdef CONFIG_SMP #define ISYNC_ON_SMP "\n\tisync\n" #define LWSYNC_ON_SMP __stringify(LWSYNC) "\n" #else #define ISYNC_ON_SMP #define LWSYNC_ON_SMP #endif static inline void eieio(void) { __asm__ __volatile__ ("eieio" : : : "memory"); } static inline void isync(void) { __asm__ __volatile__ ("isync" : : : "memory"); } #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_SYNCH_H */