From: Simon Wunderlich simon.wunderlich@s2003.tu-chemnitz.de
The functionality is to be replaced by an improved implementation, so first clean up.
Signed-off-by: Simon Wunderlich siwu@hrz.tu-chemnitz.de Signed-off-by: Antonio Quartulli ordex@autistici.org --- net/batman-adv/bat_debugfs.c | 8 - net/batman-adv/main.c | 5 - net/batman-adv/main.h | 2 - net/batman-adv/originator.c | 2 - net/batman-adv/routing.c | 5 +- net/batman-adv/routing.h | 1 - net/batman-adv/soft-interface.c | 476 +-------------------------------------- net/batman-adv/soft-interface.h | 2 - net/batman-adv/types.h | 21 -- 9 files changed, 5 insertions(+), 517 deletions(-)
diff --git a/net/batman-adv/bat_debugfs.c b/net/batman-adv/bat_debugfs.c index c3b0548..165ff62 100644 --- a/net/batman-adv/bat_debugfs.c +++ b/net/batman-adv/bat_debugfs.c @@ -238,12 +238,6 @@ static int gateways_open(struct inode *inode, struct file *file) return single_open(file, gw_client_seq_print_text, net_dev); }
-static int softif_neigh_open(struct inode *inode, struct file *file) -{ - struct net_device *net_dev = (struct net_device *)inode->i_private; - return single_open(file, softif_neigh_seq_print_text, net_dev); -} - static int transtable_global_open(struct inode *inode, struct file *file) { struct net_device *net_dev = (struct net_device *)inode->i_private; @@ -282,7 +276,6 @@ struct bat_debuginfo bat_debuginfo_##_name = { \ static BAT_DEBUGINFO(routing_algos, S_IRUGO, bat_algorithms_open); static BAT_DEBUGINFO(originators, S_IRUGO, originators_open); static BAT_DEBUGINFO(gateways, S_IRUGO, gateways_open); -static BAT_DEBUGINFO(softif_neigh, S_IRUGO, softif_neigh_open); static BAT_DEBUGINFO(transtable_global, S_IRUGO, transtable_global_open); static BAT_DEBUGINFO(transtable_local, S_IRUGO, transtable_local_open); static BAT_DEBUGINFO(vis_data, S_IRUGO, vis_data_open); @@ -290,7 +283,6 @@ static BAT_DEBUGINFO(vis_data, S_IRUGO, vis_data_open); static struct bat_debuginfo *mesh_debuginfos[] = { &bat_debuginfo_originators, &bat_debuginfo_gateways, - &bat_debuginfo_softif_neigh, &bat_debuginfo_transtable_global, &bat_debuginfo_transtable_local, &bat_debuginfo_vis_data, diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c index 6d51caa..94d4968 100644 --- a/net/batman-adv/main.c +++ b/net/batman-adv/main.c @@ -96,13 +96,10 @@ int mesh_init(struct net_device *soft_iface) spin_lock_init(&bat_priv->gw_list_lock); spin_lock_init(&bat_priv->vis_hash_lock); spin_lock_init(&bat_priv->vis_list_lock); - spin_lock_init(&bat_priv->softif_neigh_lock); - spin_lock_init(&bat_priv->softif_neigh_vid_lock);
INIT_HLIST_HEAD(&bat_priv->forw_bat_list); INIT_HLIST_HEAD(&bat_priv->forw_bcast_list); INIT_HLIST_HEAD(&bat_priv->gw_list); - INIT_HLIST_HEAD(&bat_priv->softif_neigh_vids); INIT_LIST_HEAD(&bat_priv->tt_changes_list); INIT_LIST_HEAD(&bat_priv->tt_req_list); INIT_LIST_HEAD(&bat_priv->tt_roam_list); @@ -145,8 +142,6 @@ void mesh_free(struct net_device *soft_iface)
tt_free(bat_priv);
- softif_neigh_purge(bat_priv); - atomic_set(&bat_priv->mesh_state, MESH_INACTIVE); }
diff --git a/net/batman-adv/main.h b/net/batman-adv/main.h index 0a20a19..7a6a25f 100644 --- a/net/batman-adv/main.h +++ b/net/batman-adv/main.h @@ -80,8 +80,6 @@ #define MAX_AGGREGATION_BYTES 512 #define MAX_AGGREGATION_MS 100
-#define SOFTIF_NEIGH_TIMEOUT 180000 /* 3 minutes */ - /* don't reset again within 30 seconds */ #define RESET_PROTECTION_MS 30000 #define EXPECTED_SEQNO_RANGE 65536 diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c index 43c0a4f..8239081 100644 --- a/net/batman-adv/originator.c +++ b/net/batman-adv/originator.c @@ -375,8 +375,6 @@ static void _purge_orig(struct bat_priv *bat_priv)
gw_node_purge(bat_priv); gw_election(bat_priv); - - softif_neigh_purge(bat_priv); }
static void purge_orig(struct work_struct *work) diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c index b0370e3..71d4211 100644 --- a/net/batman-adv/routing.c +++ b/net/batman-adv/routing.c @@ -30,6 +30,9 @@ #include "vis.h" #include "unicast.h"
+static int route_unicast_packet(struct sk_buff *skb, + struct hard_iface *recv_if); + void slide_own_bcast_window(struct hard_iface *hard_iface) { struct bat_priv *bat_priv = netdev_priv(hard_iface->soft_iface); @@ -798,7 +801,7 @@ static int check_unicast_packet(struct sk_buff *skb, int hdr_size) return 0; }
-int route_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if) +static int route_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if) { struct bat_priv *bat_priv = netdev_priv(recv_if->soft_iface); struct orig_node *orig_node = NULL; diff --git a/net/batman-adv/routing.h b/net/batman-adv/routing.h index 92ac100..3d729cb 100644 --- a/net/batman-adv/routing.h +++ b/net/batman-adv/routing.h @@ -25,7 +25,6 @@ void slide_own_bcast_window(struct hard_iface *hard_iface); void update_route(struct bat_priv *bat_priv, struct orig_node *orig_node, struct neigh_node *neigh_node); -int route_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if); int recv_icmp_packet(struct sk_buff *skb, struct hard_iface *recv_if); int recv_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if); int recv_ucast_frag_packet(struct sk_buff *skb, struct hard_iface *recv_if); diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c index 82c097d..e56cb88 100644 --- a/net/batman-adv/soft-interface.c +++ b/net/batman-adv/soft-interface.c @@ -73,439 +73,6 @@ int my_skb_head_push(struct sk_buff *skb, unsigned int len) return 0; }
-static void softif_neigh_free_ref(struct softif_neigh *softif_neigh) -{ - if (atomic_dec_and_test(&softif_neigh->refcount)) - kfree_rcu(softif_neigh, rcu); -} - -static void softif_neigh_vid_free_rcu(struct rcu_head *rcu) -{ - struct softif_neigh_vid *softif_neigh_vid; - struct softif_neigh *softif_neigh; - struct hlist_node *node, *node_tmp; - struct bat_priv *bat_priv; - - softif_neigh_vid = container_of(rcu, struct softif_neigh_vid, rcu); - bat_priv = softif_neigh_vid->bat_priv; - - spin_lock_bh(&bat_priv->softif_neigh_lock); - hlist_for_each_entry_safe(softif_neigh, node, node_tmp, - &softif_neigh_vid->softif_neigh_list, list) { - hlist_del_rcu(&softif_neigh->list); - softif_neigh_free_ref(softif_neigh); - } - spin_unlock_bh(&bat_priv->softif_neigh_lock); - - kfree(softif_neigh_vid); -} - -static void softif_neigh_vid_free_ref(struct softif_neigh_vid *softif_neigh_vid) -{ - if (atomic_dec_and_test(&softif_neigh_vid->refcount)) - call_rcu(&softif_neigh_vid->rcu, softif_neigh_vid_free_rcu); -} - -static struct softif_neigh_vid *softif_neigh_vid_get(struct bat_priv *bat_priv, - short vid) -{ - struct softif_neigh_vid *softif_neigh_vid; - struct hlist_node *node; - - rcu_read_lock(); - hlist_for_each_entry_rcu(softif_neigh_vid, node, - &bat_priv->softif_neigh_vids, list) { - if (softif_neigh_vid->vid != vid) - continue; - - if (!atomic_inc_not_zero(&softif_neigh_vid->refcount)) - continue; - - goto out; - } - - softif_neigh_vid = kzalloc(sizeof(*softif_neigh_vid), GFP_ATOMIC); - if (!softif_neigh_vid) - goto out; - - softif_neigh_vid->vid = vid; - softif_neigh_vid->bat_priv = bat_priv; - - /* initialize with 2 - caller decrements counter by one */ - atomic_set(&softif_neigh_vid->refcount, 2); - INIT_HLIST_HEAD(&softif_neigh_vid->softif_neigh_list); - INIT_HLIST_NODE(&softif_neigh_vid->list); - spin_lock_bh(&bat_priv->softif_neigh_vid_lock); - hlist_add_head_rcu(&softif_neigh_vid->list, - &bat_priv->softif_neigh_vids); - spin_unlock_bh(&bat_priv->softif_neigh_vid_lock); - -out: - rcu_read_unlock(); - return softif_neigh_vid; -} - -static struct softif_neigh *softif_neigh_get(struct bat_priv *bat_priv, - const uint8_t *addr, short vid) -{ - struct softif_neigh_vid *softif_neigh_vid; - struct softif_neigh *softif_neigh = NULL; - struct hlist_node *node; - - softif_neigh_vid = softif_neigh_vid_get(bat_priv, vid); - if (!softif_neigh_vid) - goto out; - - rcu_read_lock(); - hlist_for_each_entry_rcu(softif_neigh, node, - &softif_neigh_vid->softif_neigh_list, - list) { - if (!compare_eth(softif_neigh->addr, addr)) - continue; - - if (!atomic_inc_not_zero(&softif_neigh->refcount)) - continue; - - softif_neigh->last_seen = jiffies; - goto unlock; - } - - softif_neigh = kzalloc(sizeof(*softif_neigh), GFP_ATOMIC); - if (!softif_neigh) - goto unlock; - - memcpy(softif_neigh->addr, addr, ETH_ALEN); - softif_neigh->last_seen = jiffies; - /* initialize with 2 - caller decrements counter by one */ - atomic_set(&softif_neigh->refcount, 2); - - INIT_HLIST_NODE(&softif_neigh->list); - spin_lock_bh(&bat_priv->softif_neigh_lock); - hlist_add_head_rcu(&softif_neigh->list, - &softif_neigh_vid->softif_neigh_list); - spin_unlock_bh(&bat_priv->softif_neigh_lock); - -unlock: - rcu_read_unlock(); -out: - if (softif_neigh_vid) - softif_neigh_vid_free_ref(softif_neigh_vid); - return softif_neigh; -} - -static struct softif_neigh *softif_neigh_get_selected( - struct softif_neigh_vid *softif_neigh_vid) -{ - struct softif_neigh *softif_neigh; - - rcu_read_lock(); - softif_neigh = rcu_dereference(softif_neigh_vid->softif_neigh); - - if (softif_neigh && !atomic_inc_not_zero(&softif_neigh->refcount)) - softif_neigh = NULL; - - rcu_read_unlock(); - return softif_neigh; -} - -static struct softif_neigh *softif_neigh_vid_get_selected( - struct bat_priv *bat_priv, - short vid) -{ - struct softif_neigh_vid *softif_neigh_vid; - struct softif_neigh *softif_neigh = NULL; - - softif_neigh_vid = softif_neigh_vid_get(bat_priv, vid); - if (!softif_neigh_vid) - goto out; - - softif_neigh = softif_neigh_get_selected(softif_neigh_vid); -out: - if (softif_neigh_vid) - softif_neigh_vid_free_ref(softif_neigh_vid); - return softif_neigh; -} - -static void softif_neigh_vid_select(struct bat_priv *bat_priv, - struct softif_neigh *new_neigh, - short vid) -{ - struct softif_neigh_vid *softif_neigh_vid; - struct softif_neigh *curr_neigh; - - softif_neigh_vid = softif_neigh_vid_get(bat_priv, vid); - if (!softif_neigh_vid) - goto out; - - spin_lock_bh(&bat_priv->softif_neigh_lock); - - if (new_neigh && !atomic_inc_not_zero(&new_neigh->refcount)) - new_neigh = NULL; - - curr_neigh = rcu_dereference_protected(softif_neigh_vid->softif_neigh, - 1); - rcu_assign_pointer(softif_neigh_vid->softif_neigh, new_neigh); - - if ((curr_neigh) && (!new_neigh)) - bat_dbg(DBG_ROUTES, bat_priv, - "Removing mesh exit point on vid: %d (prev: %pM).\n", - vid, curr_neigh->addr); - else if ((curr_neigh) && (new_neigh)) - bat_dbg(DBG_ROUTES, bat_priv, - "Changing mesh exit point on vid: %d from %pM to %pM.\n", - vid, curr_neigh->addr, new_neigh->addr); - else if ((!curr_neigh) && (new_neigh)) - bat_dbg(DBG_ROUTES, bat_priv, - "Setting mesh exit point on vid: %d to %pM.\n", - vid, new_neigh->addr); - - if (curr_neigh) - softif_neigh_free_ref(curr_neigh); - - spin_unlock_bh(&bat_priv->softif_neigh_lock); - -out: - if (softif_neigh_vid) - softif_neigh_vid_free_ref(softif_neigh_vid); -} - -static void softif_neigh_vid_deselect(struct bat_priv *bat_priv, - struct softif_neigh_vid *softif_neigh_vid) -{ - struct softif_neigh *curr_neigh; - struct softif_neigh *softif_neigh = NULL, *softif_neigh_tmp; - struct hard_iface *primary_if = NULL; - struct hlist_node *node; - - primary_if = primary_if_get_selected(bat_priv); - if (!primary_if) - goto out; - - /* find new softif_neigh immediately to avoid temporary loops */ - rcu_read_lock(); - curr_neigh = rcu_dereference(softif_neigh_vid->softif_neigh); - - hlist_for_each_entry_rcu(softif_neigh_tmp, node, - &softif_neigh_vid->softif_neigh_list, - list) { - if (softif_neigh_tmp == curr_neigh) - continue; - - /* we got a neighbor but its mac is 'bigger' than ours */ - if (memcmp(primary_if->net_dev->dev_addr, - softif_neigh_tmp->addr, ETH_ALEN) < 0) - continue; - - if (!atomic_inc_not_zero(&softif_neigh_tmp->refcount)) - continue; - - softif_neigh = softif_neigh_tmp; - goto unlock; - } - -unlock: - rcu_read_unlock(); -out: - softif_neigh_vid_select(bat_priv, softif_neigh, softif_neigh_vid->vid); - - if (primary_if) - hardif_free_ref(primary_if); - if (softif_neigh) - softif_neigh_free_ref(softif_neigh); -} - -int softif_neigh_seq_print_text(struct seq_file *seq, void *offset) -{ - struct net_device *net_dev = (struct net_device *)seq->private; - struct bat_priv *bat_priv = netdev_priv(net_dev); - struct softif_neigh_vid *softif_neigh_vid; - struct softif_neigh *softif_neigh; - struct hard_iface *primary_if; - struct hlist_node *node, *node_tmp; - struct softif_neigh *curr_softif_neigh; - int ret = 0, last_seen_secs, last_seen_msecs; - - primary_if = primary_if_get_selected(bat_priv); - if (!primary_if) { - ret = seq_printf(seq, - "BATMAN mesh %s disabled - please specify interfaces to enable it\n", - net_dev->name); - goto out; - } - - if (primary_if->if_status != IF_ACTIVE) { - ret = seq_printf(seq, - "BATMAN mesh %s disabled - primary interface not active\n", - net_dev->name); - goto out; - } - - seq_printf(seq, "Softif neighbor list (%s)\n", net_dev->name); - - rcu_read_lock(); - hlist_for_each_entry_rcu(softif_neigh_vid, node, - &bat_priv->softif_neigh_vids, list) { - seq_printf(seq, " %-15s %s on vid: %d\n", - "Originator", "last-seen", softif_neigh_vid->vid); - - curr_softif_neigh = softif_neigh_get_selected(softif_neigh_vid); - - hlist_for_each_entry_rcu(softif_neigh, node_tmp, - &softif_neigh_vid->softif_neigh_list, - list) { - last_seen_secs = jiffies_to_msecs(jiffies - - softif_neigh->last_seen) / 1000; - last_seen_msecs = jiffies_to_msecs(jiffies - - softif_neigh->last_seen) % 1000; - seq_printf(seq, "%s %pM %3i.%03is\n", - curr_softif_neigh == softif_neigh - ? "=>" : " ", softif_neigh->addr, - last_seen_secs, last_seen_msecs); - } - - if (curr_softif_neigh) - softif_neigh_free_ref(curr_softif_neigh); - - seq_printf(seq, "\n"); - } - rcu_read_unlock(); - -out: - if (primary_if) - hardif_free_ref(primary_if); - return ret; -} - -void softif_neigh_purge(struct bat_priv *bat_priv) -{ - struct softif_neigh *softif_neigh, *curr_softif_neigh; - struct softif_neigh_vid *softif_neigh_vid; - struct hlist_node *node, *node_tmp, *node_tmp2; - int do_deselect; - - rcu_read_lock(); - hlist_for_each_entry_rcu(softif_neigh_vid, node, - &bat_priv->softif_neigh_vids, list) { - if (!atomic_inc_not_zero(&softif_neigh_vid->refcount)) - continue; - - curr_softif_neigh = softif_neigh_get_selected(softif_neigh_vid); - do_deselect = 0; - - spin_lock_bh(&bat_priv->softif_neigh_lock); - hlist_for_each_entry_safe(softif_neigh, node_tmp, node_tmp2, - &softif_neigh_vid->softif_neigh_list, - list) { - if ((!has_timed_out(softif_neigh->last_seen, - SOFTIF_NEIGH_TIMEOUT)) && - (atomic_read(&bat_priv->mesh_state) == MESH_ACTIVE)) - continue; - - if (curr_softif_neigh == softif_neigh) { - bat_dbg(DBG_ROUTES, bat_priv, - "Current mesh exit point on vid: %d '%pM' vanished.\n", - softif_neigh_vid->vid, - softif_neigh->addr); - do_deselect = 1; - } - - hlist_del_rcu(&softif_neigh->list); - softif_neigh_free_ref(softif_neigh); - } - spin_unlock_bh(&bat_priv->softif_neigh_lock); - - /* soft_neigh_vid_deselect() needs to acquire the - * softif_neigh_lock */ - if (do_deselect) - softif_neigh_vid_deselect(bat_priv, softif_neigh_vid); - - if (curr_softif_neigh) - softif_neigh_free_ref(curr_softif_neigh); - - softif_neigh_vid_free_ref(softif_neigh_vid); - } - rcu_read_unlock(); - - spin_lock_bh(&bat_priv->softif_neigh_vid_lock); - hlist_for_each_entry_safe(softif_neigh_vid, node, node_tmp, - &bat_priv->softif_neigh_vids, list) { - if (!hlist_empty(&softif_neigh_vid->softif_neigh_list)) - continue; - - hlist_del_rcu(&softif_neigh_vid->list); - softif_neigh_vid_free_ref(softif_neigh_vid); - } - spin_unlock_bh(&bat_priv->softif_neigh_vid_lock); - -} - -static void softif_batman_recv(struct sk_buff *skb, struct net_device *dev, - short vid) -{ - struct bat_priv *bat_priv = netdev_priv(dev); - struct ethhdr *ethhdr = (struct ethhdr *)skb->data; - struct batman_ogm_packet *batman_ogm_packet; - struct softif_neigh *softif_neigh = NULL; - struct hard_iface *primary_if = NULL; - struct softif_neigh *curr_softif_neigh = NULL; - - if (ntohs(ethhdr->h_proto) == ETH_P_8021Q) - batman_ogm_packet = (struct batman_ogm_packet *) - (skb->data + ETH_HLEN + VLAN_HLEN); - else - batman_ogm_packet = (struct batman_ogm_packet *) - (skb->data + ETH_HLEN); - - if (batman_ogm_packet->header.version != COMPAT_VERSION) - goto out; - - if (batman_ogm_packet->header.packet_type != BAT_OGM) - goto out; - - if (!(batman_ogm_packet->flags & PRIMARIES_FIRST_HOP)) - goto out; - - if (is_my_mac(batman_ogm_packet->orig)) - goto out; - - softif_neigh = softif_neigh_get(bat_priv, batman_ogm_packet->orig, vid); - if (!softif_neigh) - goto out; - - curr_softif_neigh = softif_neigh_vid_get_selected(bat_priv, vid); - if (curr_softif_neigh == softif_neigh) - goto out; - - primary_if = primary_if_get_selected(bat_priv); - if (!primary_if) - goto out; - - /* we got a neighbor but its mac is 'bigger' than ours */ - if (memcmp(primary_if->net_dev->dev_addr, - softif_neigh->addr, ETH_ALEN) < 0) - goto out; - - /* close own batX device and use softif_neigh as exit node */ - if (!curr_softif_neigh) { - softif_neigh_vid_select(bat_priv, softif_neigh, vid); - goto out; - } - - /* switch to new 'smallest neighbor' */ - if (memcmp(softif_neigh->addr, curr_softif_neigh->addr, ETH_ALEN) < 0) - softif_neigh_vid_select(bat_priv, softif_neigh, vid); - -out: - kfree_skb(skb); - if (softif_neigh) - softif_neigh_free_ref(softif_neigh); - if (curr_softif_neigh) - softif_neigh_free_ref(curr_softif_neigh); - if (primary_if) - hardif_free_ref(primary_if); - return; -} - static int interface_open(struct net_device *dev) { netif_start_queue(dev); @@ -562,7 +129,6 @@ static int interface_tx(struct sk_buff *skb, struct net_device *soft_iface) struct hard_iface *primary_if = NULL; struct bcast_packet *bcast_packet; struct vlan_ethhdr *vhdr; - struct softif_neigh *curr_softif_neigh = NULL; unsigned int header_len = 0; int data_len = skb->len, ret; short vid = -1; @@ -583,17 +149,8 @@ static int interface_tx(struct sk_buff *skb, struct net_device *soft_iface)
/* fall through */ case ETH_P_BATMAN: - softif_batman_recv(skb, soft_iface, vid); - goto end; - } - - /** - * if we have a another chosen mesh exit node in range - * it will transport the packets to the mesh - */ - curr_softif_neigh = softif_neigh_vid_get_selected(bat_priv, vid); - if (curr_softif_neigh) goto dropped; + }
/* Register the client MAC in the transtable */ tt_local_add(soft_iface, ethhdr->h_source, skb->skb_iif); @@ -675,8 +232,6 @@ dropped: dropped_freed: bat_priv->stats.tx_dropped++; end: - if (curr_softif_neigh) - softif_neigh_free_ref(curr_softif_neigh); if (primary_if) hardif_free_ref(primary_if); return NETDEV_TX_OK; @@ -687,12 +242,9 @@ void interface_rx(struct net_device *soft_iface, int hdr_size) { struct bat_priv *bat_priv = netdev_priv(soft_iface); - struct unicast_packet *unicast_packet; struct ethhdr *ethhdr; struct vlan_ethhdr *vhdr; - struct softif_neigh *curr_softif_neigh = NULL; short vid = -1; - int ret;
/* check if enough space is available for pulling, and pull */ if (!pskb_may_pull(skb, hdr_size)) @@ -716,30 +268,6 @@ void interface_rx(struct net_device *soft_iface, goto dropped; }
- /** - * if we have a another chosen mesh exit node in range - * it will transport the packets to the non-mesh network - */ - curr_softif_neigh = softif_neigh_vid_get_selected(bat_priv, vid); - if (curr_softif_neigh) { - skb_push(skb, hdr_size); - unicast_packet = (struct unicast_packet *)skb->data; - - if ((unicast_packet->header.packet_type != BAT_UNICAST) && - (unicast_packet->header.packet_type != BAT_UNICAST_FRAG)) - goto dropped; - - skb_reset_mac_header(skb); - - memcpy(unicast_packet->dest, - curr_softif_neigh->addr, ETH_ALEN); - ret = route_unicast_packet(skb, recv_if); - if (ret == NET_RX_DROP) - goto dropped; - - goto out; - } - /* skb->dev & skb->pkt_type are set here */ if (unlikely(!pskb_may_pull(skb, ETH_HLEN))) goto dropped; @@ -765,8 +293,6 @@ void interface_rx(struct net_device *soft_iface, dropped: kfree_skb(skb); out: - if (curr_softif_neigh) - softif_neigh_free_ref(curr_softif_neigh); return; }
diff --git a/net/batman-adv/soft-interface.h b/net/batman-adv/soft-interface.h index 756eab5..0203006 100644 --- a/net/batman-adv/soft-interface.h +++ b/net/batman-adv/soft-interface.h @@ -23,8 +23,6 @@ #define _NET_BATMAN_ADV_SOFT_INTERFACE_H_
int my_skb_head_push(struct sk_buff *skb, unsigned int len); -int softif_neigh_seq_print_text(struct seq_file *seq, void *offset); -void softif_neigh_purge(struct bat_priv *bat_priv); void interface_rx(struct net_device *soft_iface, struct sk_buff *skb, struct hard_iface *recv_if, int hdr_size); diff --git a/net/batman-adv/types.h b/net/batman-adv/types.h index 24c8a31..feac2f4 100644 --- a/net/batman-adv/types.h +++ b/net/batman-adv/types.h @@ -174,7 +174,6 @@ struct bat_priv { struct hlist_head forw_bat_list; struct hlist_head forw_bcast_list; struct hlist_head gw_list; - struct hlist_head softif_neigh_vids; struct list_head tt_changes_list; /* tracks changes in a OGM int */ struct list_head vis_send_list; struct hashtable_t *orig_hash; @@ -191,8 +190,6 @@ struct bat_priv { spinlock_t gw_list_lock; /* protects gw_list and curr_gw */ spinlock_t vis_hash_lock; /* protects vis_hash */ spinlock_t vis_list_lock; /* protects vis_info::recv_list */ - spinlock_t softif_neigh_lock; /* protects soft-interface neigh list */ - spinlock_t softif_neigh_vid_lock; /* protects soft-interface vid list */ atomic_t num_local_tt; /* Checksum of the local table, recomputed before sending a new OGM */ atomic_t tt_crc; @@ -327,24 +324,6 @@ struct recvlist_node { uint8_t mac[ETH_ALEN]; };
-struct softif_neigh_vid { - struct hlist_node list; - struct bat_priv *bat_priv; - short vid; - atomic_t refcount; - struct softif_neigh __rcu *softif_neigh; - struct rcu_head rcu; - struct hlist_head softif_neigh_list; -}; - -struct softif_neigh { - struct hlist_node list; - uint8_t addr[ETH_ALEN]; - unsigned long last_seen; - atomic_t refcount; - struct rcu_head rcu; -}; - struct bat_algo_ops { struct hlist_node list; char *name;