#ifndef _ASM_GENERIC_BITOPS_BUILTIN_FFS_H_
  #define _ASM_GENERIC_BITOPS_BUILTIN_FFS_H_
  
  /**
   * ffs - find first bit set
   * @x: the word to search
   *
   * This is defined the same way as
   * the libc and compiler builtin ffs routines, therefore
   * differs in spirit from the above ffz (man ffs).
   */
  static __always_inline int ffs(int x)
  {
  	return __builtin_ffs(x);
  }
  
  #endif