/usr/src/kernels/3.10.0-1160.102.1.el7.x86_64/include/asm-generic/bitops/ Current File: //usr/src/kernels/3.10.0-1160.102.1.el7.x86_64/include/asm-generic/bitops/builtin-__ffs.h

#ifndef _ASM_GENERIC_BITOPS_BUILTIN___FFS_H_
#define _ASM_GENERIC_BITOPS_BUILTIN___FFS_H_

/**
 * __ffs - find first bit in word.
 * @word: The word to search
 *
 * Undefined if no bit exists, so code should check against 0 first.
 */
static __always_inline unsigned long __ffs(unsigned long word)
{
	return __builtin_ctzl(word);
}

#endif