110 void user_enable_single_step(struct task_struct *child)  in user_enable_single_step()  argument
112 	unsigned long pc = get_stack_long(child, offsetof(struct pt_regs, pc));  in user_enable_single_step()
114 	set_tsk_thread_flag(child, TIF_SINGLESTEP);  in user_enable_single_step()
116 	set_single_step(child, pc);  in user_enable_single_step()
119 void user_disable_single_step(struct task_struct *child)  in user_disable_single_step()  argument
121 	clear_tsk_thread_flag(child, TIF_SINGLESTEP);  in user_disable_single_step()
129 void ptrace_disable(struct task_struct *child)  in ptrace_disable()  argument
131 	user_disable_single_step(child);  in ptrace_disable()
338 long arch_ptrace(struct task_struct *child, long request,  in arch_ptrace()  argument
355 			tmp = get_stack_long(child, addr);  in arch_ptrace()
358 			if (!tsk_used_math(child)) {  in arch_ptrace()
365 				ret = init_fpu(child);  in arch_ptrace()
369 				tmp = ((unsigned long *)child->thread.xstate)  in arch_ptrace()
373 			tmp = !!tsk_used_math(child);  in arch_ptrace()
375 			tmp = child->mm->start_code;  in arch_ptrace()
377 			tmp = child->mm->start_data;  in arch_ptrace()
379 			tmp = child->mm->end_code;  in arch_ptrace()
381 			tmp = child->mm->end_code - child->mm->start_code;  in arch_ptrace()
395 			ret = put_stack_long(child, addr, data);  in arch_ptrace()
399 			ret = init_fpu(child);  in arch_ptrace()
403 			set_stopped_child_used_math(child);  in arch_ptrace()
404 			((unsigned long *)child->thread.xstate)  in arch_ptrace()
408 			conditional_stopped_child_used_math(data, child);  in arch_ptrace()
414 		return copy_regset_to_user(child, &user_sh_native_view,  in arch_ptrace()
419 		return copy_regset_from_user(child, &user_sh_native_view,  in arch_ptrace()
425 		return copy_regset_to_user(child, &user_sh_native_view,  in arch_ptrace()
430 		return copy_regset_from_user(child, &user_sh_native_view,  in arch_ptrace()
437 		return copy_regset_to_user(child, &user_sh_native_view,  in arch_ptrace()
442 		return copy_regset_from_user(child, &user_sh_native_view,  in arch_ptrace()
448 		ret = ptrace_request(child, request, addr, data);  in arch_ptrace()