__ffs             346 arch/x86/include/asm/bitops.h static inline unsigned long __ffs(unsigned long word)
__ffs              12 include/asm-generic/bitops/__ffs.h static __always_inline unsigned long __ffs(unsigned long word)
__ffs              10 include/asm-generic/bitops/builtin-__ffs.h static __always_inline unsigned long __ffs(unsigned long word)