[deliverable/linux.git] / 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
Commit	Line	Data
048fa2df CM	1	#ifndef _ASM_GENERIC_BITOPS_BUILTIN___FFS_H_
	2	#define _ASM_GENERIC_BITOPS_BUILTIN___FFS_H_
	3
	4	/**
	5	* __ffs - find first bit in word.
	6	* @word: The word to search
	7	*
	8	* Undefined if no bit exists, so code should check against 0 first.
	9	*/
	10	static __always_inline unsigned long __ffs(unsigned long word)
	11	{
	12	return __builtin_ctzl(word);
	13	}
	14
	15	#endif