385 void user_rewind_single_step(struct task_struct *task)  in user_rewind_single_step()  argument
391 	if (test_ti_thread_flag(task_thread_info(task), TIF_SINGLESTEP))  in user_rewind_single_step()
392 		set_regs_spsr_ss(task_pt_regs(task));  in user_rewind_single_step()
395 void user_fastforward_single_step(struct task_struct *task)  in user_fastforward_single_step()  argument
397 	if (test_ti_thread_flag(task_thread_info(task), TIF_SINGLESTEP))  in user_fastforward_single_step()
398 		clear_regs_spsr_ss(task_pt_regs(task));  in user_fastforward_single_step()
424 void user_enable_single_step(struct task_struct *task)  in user_enable_single_step()  argument
426 	set_ti_thread_flag(task_thread_info(task), TIF_SINGLESTEP);  in user_enable_single_step()
427 	set_regs_spsr_ss(task_pt_regs(task));  in user_enable_single_step()
430 void user_disable_single_step(struct task_struct *task)  in user_disable_single_step()  argument
432 	clear_ti_thread_flag(task_thread_info(task), TIF_SINGLESTEP);  in user_disable_single_step()