#ifndef ARCH_X86_H | |
#define ARCH_X86_H | |
#define ARCH (arch_i386) | |
#ifndef __NR_ioprio_set | |
#define __NR_ioprio_set 289 | |
#define __NR_ioprio_get 290 | |
#endif | |
#ifndef __NR_fadvise64 | |
#define __NR_fadvise64 250 | |
#endif | |
#ifndef __NR_sys_splice | |
#define __NR_sys_splice 313 | |
#define __NR_sys_tee 315 | |
#define __NR_sys_vmsplice 316 | |
#endif | |
#define nop __asm__ __volatile__("rep;nop": : :"memory") | |
static inline unsigned long ffz(unsigned long bitmask) | |
{ | |
__asm__("bsfl %1,%0" :"=r" (bitmask) :"r" (~bitmask)); | |
return bitmask; | |
} | |
#endif |