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      1 #ifndef ARCH_HPPA_H
      2 #define ARCH_HPPA_H
      3 
      4 #define FIO_ARCH	(arch_hppa)
      5 
      6 #define nop	do { } while (0)
      7 
      8 #define read_barrier()	__asm__ __volatile__ ("" : : : "memory")
      9 #define write_barrier()	__asm__ __volatile__ ("" : : : "memory")
     10 
     11 #endif
     12