6 int smpboot_prepare(unsigned int cpu);
8 #ifdef CONFIG_GENERIC_SMP_IDLE_THREAD
9 struct task_struct *idle_thread_get(unsigned int cpu);
10 void idle_thread_set_boot_cpu(void);
11 void idle_threads_init(void);
13 static inline struct task_struct *idle_thread_get(unsigned int cpu) { return NULL; }
14 static inline void idle_thread_set_boot_cpu(void) { }
15 static inline void idle_threads_init(void) { }