Example #1
0
int tcf_action_copy_stats(struct sk_buff *skb, struct tc_action *a,
			  int compat_mode)
{
	int err = 0;
	struct gnet_dump d;
	struct tcf_act_hdr *h = a->priv;
	
	if (h == NULL)
		goto errout;

	/* compat_mode being true specifies a call that is supposed
	 * to add additional backward compatiblity statistic TLVs.
	 */
	if (compat_mode) {
		if (a->type == TCA_OLD_COMPAT)
			err = gnet_stats_start_copy_compat(skb, 0,
				TCA_STATS, TCA_XSTATS, h->tcf_stats_lock, &d);
		else
			return 0;
	} else
		err = gnet_stats_start_copy(skb, TCA_ACT_STATS,
			h->tcf_stats_lock, &d);

	if (err < 0)
		goto errout;

	if (a->ops != NULL && a->ops->get_stats != NULL)
		if (a->ops->get_stats(skb, a) < 0)
			goto errout;

	if (gnet_stats_copy_basic(&d, &h->tcf_bstats) < 0 ||
#ifdef CONFIG_NET_ESTIMATOR
	    gnet_stats_copy_rate_est(&d, &h->tcf_rate_est) < 0 ||
#endif
	    gnet_stats_copy_queue(&d, &h->tcf_qstats) < 0)
		goto errout;

	if (gnet_stats_finish_copy(&d) < 0)
		goto errout;

	return 0;

errout:
	return -1;
}
Example #2
0
int tcf_action_copy_stats(struct sk_buff *skb, struct tc_action *a,
			  int compat_mode)
{
	int err = 0;
	struct gnet_dump d;
	struct tcf_act_hdr *h = a->priv;

	if (h == NULL)
		goto errout;

	
	if (compat_mode) {
		if (a->type == TCA_OLD_COMPAT)
			err = gnet_stats_start_copy_compat(skb, 0,
				TCA_STATS, TCA_XSTATS, &h->tcf_lock, &d);
		else
			return 0;
	} else
		err = gnet_stats_start_copy(skb, TCA_ACT_STATS,
					    &h->tcf_lock, &d);

	if (err < 0)
		goto errout;

	if (a->ops != NULL && a->ops->get_stats != NULL)
		if (a->ops->get_stats(skb, a) < 0)
			goto errout;

	if (gnet_stats_copy_basic(&d, &h->tcf_bstats) < 0 ||
	    gnet_stats_copy_rate_est(&d, &h->tcf_rate_est) < 0 ||
	    gnet_stats_copy_queue(&d, &h->tcf_qstats) < 0)
		goto errout;

	if (gnet_stats_finish_copy(&d) < 0)
		goto errout;

	return 0;

errout:
	return -1;
}