Add write barriers
[fio.git] / arch / arch-sparc64.h
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1#ifndef ARCH_SPARC64_H
2#define ARCH_SPARC64_H
3
4#define ARCH (arch_sparc64)
5
6#ifndef __NR_ioprio_set
7#define __NR_ioprio_set 196
8#define __NR_ioprio_get 218
9#endif
10
11#ifndef __NR_fadvise64
12#define __NR_fadvise64 209
13#endif
14
15#ifndef __NR_sys_splice
16#define __NR_sys_splice 232
17#define __NR_sys_tee 280
18#define __NR_sys_vmsplice 25
19#endif
20
21#define nop do { } while (0)
22
23#define membar_safe(type) \
24 do { __asm__ __volatile__("ba,pt %%xcc, 1f\n\t" \
25 " membar " type "\n" \
26 "1:\n" \
27 : : : "memory"); \
28 } while (0)
29
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30#define read_barrier() membar_safe("#LoadLoad")
31#define write_barrier() membar_safe("#StoreStore")
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32
33#endif