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Jens Axboeebac4652005-12-08 15:25:21 +01001#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
Jens Axboe8756e4d2006-05-27 20:24:53 +020015#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
Jens Axboea4f4fdd2007-02-14 01:16:39 +010021#ifndef __NR_async_register
22#define __NR_async_register 320
23#define __NR_async_exec 321
24#define __NR_async_wait 322
25#define __NR_async_unregister 323
26#define __NR_umem_add 324
27#endif
28
Jens Axboeebac4652005-12-08 15:25:21 +010029#define nop __asm__ __volatile__("rep;nop": : :"memory")
30
31static inline unsigned long ffz(unsigned long bitmask)
32{
33 __asm__("bsfl %1,%0" :"=r" (bitmask) :"r" (~bitmask));
34 return bitmask;
35}
36
37#endif