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Commit 4046b24a authored by Martin Hundebøll's avatar Martin Hundebøll Committed by Antonio Quartulli
Browse files

batman-adv: Add get_ethtool_stats() support for DAT 



Added additional counters for D.A.T.

Signed-off-by: default avatarMartin Hundebøll <martin@hundeboll.net>
Signed-off-by: default avatarAntonio Quartulli <ordex@autistici.org>
parent 33af49ad

net/batman-adv/distributed-arp-table.c

+17 −2
Original line number Diff line number Diff line
@@ -601,9 +601,22 @@ static bool batadv_dat_send_data(struct batadv_priv *bat_priv, 
		send_status = batadv_send_skb_packet(tmp_skb,

						     neigh_node->if_incoming,

						     neigh_node->addr);

		if (send_status == NET_XMIT_SUCCESS)

		if (send_status == NET_XMIT_SUCCESS) {

			/* count the sent packet */

			switch (packet_subtype) {

			case BATADV_P_DAT_DHT_GET:

				batadv_inc_counter(bat_priv,

						   BATADV_CNT_DAT_GET_TX);

				break;

			case BATADV_P_DAT_DHT_PUT:

				batadv_inc_counter(bat_priv,

						   BATADV_CNT_DAT_PUT_TX);

				break;

			}



			/* packet sent to a candidate: return true */

			ret = true;

		}

free_neigh:

		batadv_neigh_node_free_ref(neigh_node);

free_orig:
@@ -909,8 +922,10 @@ bool batadv_dat_snoop_incoming_arp_request(struct batadv_priv *bat_priv, 
	else

		err = batadv_unicast_send_skb(bat_priv, skb_new);



	if (!err)

	if (!err) {

		batadv_inc_counter(bat_priv, BATADV_CNT_DAT_CACHED_REPLY_TX);

		ret = true;

	}

out:

	if (dat_entry)

		batadv_dat_entry_free_ref(dat_entry);

net/batman-adv/distributed-arp-table.h

+27 −0
Original line number Diff line number Diff line
@@ -74,6 +74,28 @@ int batadv_dat_init(struct batadv_priv *bat_priv); 
void batadv_dat_free(struct batadv_priv *bat_priv);

int batadv_dat_cache_seq_print_text(struct seq_file *seq, void *offset);



/**

 * batadv_dat_inc_counter - increment the correct DAT packet counter

 * @bat_priv: the bat priv with all the soft interface information

 * @subtype: the 4addr subtype of the packet to be counted

 *

 * Updates the ethtool statistics for the received packet if it is a DAT subtype

 */

static inline void batadv_dat_inc_counter(struct batadv_priv *bat_priv,

					  uint8_t subtype)

{

	switch (subtype) {

	case BATADV_P_DAT_DHT_GET:

		batadv_inc_counter(bat_priv,

				   BATADV_CNT_DAT_GET_RX);

		break;

	case BATADV_P_DAT_DHT_PUT:

		batadv_inc_counter(bat_priv,

				   BATADV_CNT_DAT_PUT_RX);

		break;

	}

}



#else



static inline bool
@@ -135,6 +157,11 @@ static inline void batadv_dat_free(struct batadv_priv *bat_priv) 
{

}



static inline void batadv_dat_inc_counter(struct batadv_priv *bat_priv,

					  uint8_t subtype)

{

}



#endif /* CONFIG_BATMAN_ADV_DAT */



#endif /* _NET_BATMAN_ADV_ARP_H_ */

net/batman-adv/routing.c

+7 −1
Original line number Diff line number Diff line
@@ -985,15 +985,17 @@ int batadv_recv_unicast_packet(struct sk_buff *skb, 
{

	struct batadv_priv *bat_priv = netdev_priv(recv_if->soft_iface);

	struct batadv_unicast_packet *unicast_packet;

	struct batadv_unicast_4addr_packet *unicast_4addr_packet;

	int hdr_size = sizeof(*unicast_packet);

	bool is4addr;



	unicast_packet = (struct batadv_unicast_packet *)skb->data;

	unicast_4addr_packet = (struct batadv_unicast_4addr_packet *)skb->data;



	is4addr = unicast_packet->header.packet_type == BATADV_UNICAST_4ADDR;

	/* the caller function should have already pulled 2 bytes */

	if (is4addr)

		hdr_size = sizeof(struct batadv_unicast_4addr_packet);

		hdr_size = sizeof(*unicast_4addr_packet);



	if (batadv_check_unicast_packet(skb, hdr_size) < 0)

		return NET_RX_DROP;
@@ -1003,6 +1005,10 @@ int batadv_recv_unicast_packet(struct sk_buff *skb, 


	/* packet for me */

	if (batadv_is_my_mac(unicast_packet->dest)) {

		if (is4addr)

			batadv_dat_inc_counter(bat_priv,

					       unicast_4addr_packet->subtype);



		if (batadv_dat_snoop_incoming_arp_request(bat_priv, skb,

							  hdr_size))

			goto rx_success;

net/batman-adv/soft-interface.c

+7 −0
Original line number Diff line number Diff line
@@ -625,6 +625,13 @@ static const struct { 
	{ "tt_response_rx" },

	{ "tt_roam_adv_tx" },

	{ "tt_roam_adv_rx" },

#ifdef CONFIG_BATMAN_ADV_DAT

	{ "dat_get_tx" },

	{ "dat_get_rx" },

	{ "dat_put_tx" },

	{ "dat_put_rx" },

	{ "dat_cached_reply_tx" },

#endif

};



static void batadv_get_strings(struct net_device *dev, uint32_t stringset,

net/batman-adv/types.h

+7 −0
Original line number Diff line number Diff line
@@ -186,6 +186,13 @@ enum batadv_counters { 
	BATADV_CNT_TT_RESPONSE_RX,

	BATADV_CNT_TT_ROAM_ADV_TX,

	BATADV_CNT_TT_ROAM_ADV_RX,

#ifdef CONFIG_BATMAN_ADV_DAT

	BATADV_CNT_DAT_GET_TX,

	BATADV_CNT_DAT_GET_RX,

	BATADV_CNT_DAT_PUT_TX,

	BATADV_CNT_DAT_PUT_RX,

	BATADV_CNT_DAT_CACHED_REPLY_TX,

#endif

	BATADV_CNT_NUM,

};