Commit | Line | Data |
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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 | ||
15 | #define nop __asm__ __volatile__("rep;nop": : :"memory") | |
16 | ||
17 | static inline unsigned long ffz(unsigned long bitmask) | |
18 | { | |
19 | __asm__("bsfl %1,%0" :"=r" (bitmask) :"r" (~bitmask)); | |
20 | return bitmask; | |
21 | } | |
22 | ||
23 | #endif |