493 void trace_free_pid_list(struct trace_pid_list *pid_list)  in trace_free_pid_list()  argument
495 	vfree(pid_list->pids);  in trace_free_pid_list()
496 	kfree(pid_list);  in trace_free_pid_list()
559 void trace_filter_add_remove_task(struct trace_pid_list *pid_list,  in trace_filter_add_remove_task()  argument
563 	if (!pid_list)  in trace_filter_add_remove_task()
568 		if (!trace_find_filtered_pid(pid_list, self->pid))  in trace_filter_add_remove_task()
573 	if (task->pid >= pid_list->pid_max)  in trace_filter_add_remove_task()
578 		set_bit(task->pid, pid_list->pids);  in trace_filter_add_remove_task()
580 		clear_bit(task->pid, pid_list->pids);  in trace_filter_add_remove_task()
595 void *trace_pid_next(struct trace_pid_list *pid_list, void *v, loff_t *pos)  in trace_pid_next()  argument
602 	pid = find_next_bit(pid_list->pids, pid_list->pid_max, pid);  in trace_pid_next()
605 	if (pid < pid_list->pid_max)  in trace_pid_next()
622 void *trace_pid_start(struct trace_pid_list *pid_list, loff_t *pos)  in trace_pid_start()  argument
627 	pid = find_first_bit(pid_list->pids, pid_list->pid_max);  in trace_pid_start()
628 	if (pid >= pid_list->pid_max)  in trace_pid_start()
633 	     pid = (unsigned long)trace_pid_next(pid_list, (void *)pid, &l))  in trace_pid_start()
661 	struct trace_pid_list *pid_list;  in trace_pid_write()  local
679 	pid_list = kmalloc(sizeof(*pid_list), GFP_KERNEL);  in trace_pid_write()
680 	if (!pid_list) {  in trace_pid_write()
685 	pid_list->pid_max = READ_ONCE(pid_max);  in trace_pid_write()
688 	if (filtered_pids && filtered_pids->pid_max > pid_list->pid_max)  in trace_pid_write()
689 		pid_list->pid_max = filtered_pids->pid_max;  in trace_pid_write()
691 	pid_list->pids = vzalloc((pid_list->pid_max + 7) >> 3);  in trace_pid_write()
692 	if (!pid_list->pids) {  in trace_pid_write()
694 		kfree(pid_list);  in trace_pid_write()
702 			set_bit(pid, pid_list->pids);  in trace_pid_write()
722 		if (val >= pid_list->pid_max)  in trace_pid_write()
727 		set_bit(pid, pid_list->pids);  in trace_pid_write()
736 		trace_free_pid_list(pid_list);  in trace_pid_write()
742 		trace_free_pid_list(pid_list);  in trace_pid_write()
744 		pid_list = NULL;  in trace_pid_write()
747 	*new_pid_list = pid_list;  in trace_pid_write()