{
	int i;
	ssize_t ret = 0;
	unsigned long flags;

	spin_lock_irqsave(&target_loads_lock, flags);

	for (i = 0; i < ntarget_loads; i++)
		ret += sprintf(buf + ret, "%u%s", target_loads[i],
			       i & 0x1 ? ":" : " ");

	sprintf(buf + ret-1, "\n");
	spin_unlock_irqrestore(&target_loads_lock, flags);
	return ret;
}