1. 根目录:
2. arch
3. mips
4. include
5. asm
6. suspend.h

#ifndef __ASM_SUSPEND_H
#define __ASM_SUSPEND_H

static inline int arch_prepare_suspend(void) { return 0; }

/* References to section boundaries */
extern const void __nosave_begin, __nosave_end;

#endif /* __ASM_SUSPEND_H */