1#ifndef _ASM_GENERIC_BITOPS_HWEIGHT_H_ 2#define _ASM_GENERIC_BITOPS_HWEIGHT_H_ 3 4#include <asm/types.h> 5 6extern unsigned int hweight32(unsigned int w); 7extern unsigned int hweight16(unsigned int w); 8extern unsigned int hweight8(unsigned int w); 9extern unsigned long hweight64(__u64 w); 10 11#endif /* _ASM_GENERIC_BITOPS_HWEIGHT_H_ */ 12