#ifndef ARCH_ARM_H #define ARCH_ARM_H #define FIO_ARCH (arch_arm) #ifndef __NR_ioprio_set #define __NR_ioprio_set 314 #define __NR_ioprio_get 315 #endif #ifndef __NR_fadvise64 #define __NR_fadvise64 270 #endif #ifndef __NR_sys_splice #define __NR_sys_splice 340 #define __NR_sys_tee 342 #define __NR_sys_vmsplice 343 #endif #if defined (__ARM_ARCH_4__) || defined (__ARM_ARCH_4T__) \ || defined (__ARM_ARCH_5__) || defined (__ARM_ARCH_5T__) || defined (__ARM_ARCH_5E__)\ || defined (__ARM_ARCH_5TE__) || defined (__ARM_ARCH_5TEJ__) \ || defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) || defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6ZK__) #define nop __asm__ __volatile__("mov\tr0,r0\t@ nop\n\t") #define read_barrier() __asm__ __volatile__ ("" : : : "memory") #define write_barrier() __asm__ __volatile__ ("" : : : "memory") #elif defined(__ARM_ARCH_7A__) #define nop __asm__ __volatile__ ("nop") #define read_barrier() __sync_synchronize() #define write_barrier() __sync_synchronize() #endif #endif