150 	unsigned long sp = (unsigned long)task_stack_page(p) + THREAD_SIZE;  in copy_thread()  local
153 	top_of_kernel_stack = sp;  in copy_thread()
158 	sp -= STACK_FRAME_OVERHEAD;	/* redzone */  in copy_thread()
159 	sp -= sizeof(struct pt_regs);  in copy_thread()
160 	userregs = (struct pt_regs *) sp;  in copy_thread()
163 	sp -= STACK_FRAME_OVERHEAD;	/* redzone */  in copy_thread()
164 	sp -= sizeof(struct pt_regs);  in copy_thread()
165 	kregs = (struct pt_regs *)sp;  in copy_thread()
175 			userregs->sp = usp;  in copy_thread()
185 	kregs->sp = top_of_kernel_stack;  in copy_thread()
196 void start_thread(struct pt_regs *regs, unsigned long pc, unsigned long sp)  in start_thread()  argument
204 	regs->sp = sp;  in start_thread()