From: Martin Hundebøll martin@hundeboll.net
Added additional counters for D.A.T.
Signed-off-by: Martin Hundebøll martin@hundeboll.net Signed-off-by: Antonio Quartulli ordex@autistici.org --- net/batman-adv/distributed-arp-table.c | 19 +++++++++++++++++-- net/batman-adv/distributed-arp-table.h | 27 +++++++++++++++++++++++++++ net/batman-adv/routing.c | 8 +++++++- net/batman-adv/soft-interface.c | 7 +++++++ net/batman-adv/types.h | 7 +++++++ 5 files changed, 65 insertions(+), 3 deletions(-)
diff --git a/net/batman-adv/distributed-arp-table.c b/net/batman-adv/distributed-arp-table.c index c1a74a1..8e1d89d 100644 --- a/net/batman-adv/distributed-arp-table.c +++ b/net/batman-adv/distributed-arp-table.c @@ -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); diff --git a/net/batman-adv/distributed-arp-table.h b/net/batman-adv/distributed-arp-table.h index fdb3522..d060c03 100644 --- a/net/batman-adv/distributed-arp-table.h +++ b/net/batman-adv/distributed-arp-table.h @@ -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_ */ diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c index 1826699..3f21c09 100644 --- a/net/batman-adv/routing.c +++ b/net/batman-adv/routing.c @@ -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; diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c index 7b4a3a3..c283d87 100644 --- a/net/batman-adv/soft-interface.c +++ b/net/batman-adv/soft-interface.c @@ -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, diff --git a/net/batman-adv/types.h b/net/batman-adv/types.h index 0afeb2b..8ce16c1 100644 --- a/net/batman-adv/types.h +++ b/net/batman-adv/types.h @@ -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, };