io_u timeout handling
[fio.git] / arch-x86.h
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1#ifndef ARCH_X86_H
2#define ARCH_X86_H
3
4#define ARCH (arch_i386)
5
6#ifndef __NR_ioprio_set
7#define __NR_ioprio_set 289
8#define __NR_ioprio_get 290
9#endif
10
11#ifndef __NR_fadvise64
12#define __NR_fadvise64 250
13#endif
14
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15#ifndef __NR_sys_splice
16#define __NR_sys_splice 313
17#define __NR_sys_tee 315
18#define __NR_sys_vmsplice 316
19#endif
20
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21#ifndef __NR_async_exec
22# define __NR_async_exec 320
23# define __NR_async_wait 321
24# define __NR_umem_add 322
25# define __NR_async_thread 323
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26#endif
27
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28#define nop __asm__ __volatile__("rep;nop": : :"memory")
29
30static inline unsigned long ffz(unsigned long bitmask)
31{
32 __asm__("bsfl %1,%0" :"=r" (bitmask) :"r" (~bitmask));
33 return bitmask;
34}
35
36#endif