Fio 1.21-rc7
[fio.git] / arch / arch-s390.h
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1#ifndef ARCH_S390_H
2#define ARCH_S390_H
3
4#define ARCH (arch_s390)
5
6#ifndef __NR_ioprio_set
7#define __NR_ioprio_set 282
8#define __NR_ioprio_get 283
9#endif
10
11#ifndef __NR_fadvise64
12#define __NR_fadvise64 253
13#endif
14
b12ebc65 15#define nop asm volatile ("diag 0,0,68" : : : "memory")
db6defc7 16#define read_barrier() asm volatile("bcr 15,0" : : : "memory")
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17
18#endif