__switch_to
struct task_struct *__switch_to(struct task_struct *p, struct task_struct *n);
last = __switch_to(prev, next);\
frame_info->regs.r63 = (unsigned int)__switch_to;
extern struct task_struct *__switch_to(struct task_struct *, struct thread_info *, struct thread_info *);
last = __switch_to(prev,task_thread_info(prev), task_thread_info(next)); \
extern struct task_struct *__switch_to(struct task_struct *,
((last) = __switch_to((prev), (next))); \
extern struct task_struct *__switch_to(struct task_struct *,
r = __switch_to((p), (n), (r));\
extern asmlinkage struct task_struct *__switch_to(struct task_struct *prev,
(last) = __switch_to(prev, next, \
extern struct task_struct *__switch_to(struct task_struct *,
#define switch_to(prev, next, last) ((last) = __switch_to((prev), (next)))
((last) = __switch_to(__prev, __next)); \
extern struct task_struct *__switch_to(struct task_struct *,
struct task_struct *__switch_to(struct task_struct *prev,
__visible struct task_struct *__switch_to(struct task_struct *prev,
extern struct task_struct *__switch_to(struct task_struct *,
((last) = __switch_to((prev), (next))); \