1. 根目录:
2. arch
3. x86
4. include
5. asm
6. unaligned.h

#ifndef _ASM_X86_UNALIGNED_H
#define _ASM_X86_UNALIGNED_H

/*
 * The x86 can do unaligned accesses itself.
 */

#include <linux/unaligned/access_ok.h>
#include <linux/unaligned/generic.h>

#define get_unaligned __get_unaligned_le
#define put_unaligned __put_unaligned_le

#endif /* _ASM_X86_UNALIGNED_H */