__const_hweight16   19 include/asm-generic/bitops/const_hweight.h #define __const_hweight16(w) (__const_hweight8(w)  + __const_hweight8((w)  >> 8 ))
__const_hweight16   19 tools/include/asm-generic/bitops/const_hweight.h #define __const_hweight16(w) (__const_hweight8(w)  + __const_hweight8((w)  >> 8 ))