batman-adv: Drop deprecated debugfs support

The debugfs support in batman-adv was marked as deprecated by the commit
00caf6a2b318 ("batman-adv: Mark debugfs functionality as deprecated") and
scheduled for removal in 2021.

Signed-off-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de>

1 files changed, 0 insertions, 237 deletions

diff --git a/net/batman-adv/bat_v.c b/net/batman-adv/bat_v.c
index ee7a95aa7bd4..e4455babe4c2 100644
--- a/net/batman-adv/bat_v.c
+++ b/net/batman-adv/bat_v.c
@@ -20,7 +20,6 @@
 #include <linux/netlink.h>
 #include <linux/rculist.h>
 #include <linux/rcupdate.h>
-#include <linux/seq_file.h>
 #include <linux/skbuff.h>
 #include <linux/spinlock.h>
 #include <linux/stddef.h>
@@ -119,92 +118,6 @@ batadv_v_hardif_neigh_init(struct batadv_hardif_neigh_node *hardif_neigh)
 		  batadv_v_elp_throughput_metric_update);
 }
 
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-/**
- * batadv_v_orig_print_neigh() - print neighbors for the originator table
- * @orig_node: the orig_node for which the neighbors are printed
- * @if_outgoing: outgoing interface for these entries
- * @seq: debugfs table seq_file struct
- *
- * Must be called while holding an rcu lock.
- */
-static void
-batadv_v_orig_print_neigh(struct batadv_orig_node *orig_node,
-			  struct batadv_hard_iface *if_outgoing,
-			  struct seq_file *seq)
-{
-	struct batadv_neigh_node *neigh_node;
-	struct batadv_neigh_ifinfo *n_ifinfo;
-
-	hlist_for_each_entry_rcu(neigh_node, &orig_node->neigh_list, list) {
-		n_ifinfo = batadv_neigh_ifinfo_get(neigh_node, if_outgoing);
-		if (!n_ifinfo)
-			continue;
-
-		seq_printf(seq, " %pM (%9u.%1u)",
-			   neigh_node->addr,
-			   n_ifinfo->bat_v.throughput / 10,
-			   n_ifinfo->bat_v.throughput % 10);
-
-		batadv_neigh_ifinfo_put(n_ifinfo);
-	}
-}
-
-/**
- * batadv_v_hardif_neigh_print() - print a single ELP neighbour node
- * @seq: neighbour table seq_file struct
- * @hardif_neigh: hardif neighbour information
- */
-static void
-batadv_v_hardif_neigh_print(struct seq_file *seq,
-			    struct batadv_hardif_neigh_node *hardif_neigh)
-{
-	int last_secs, last_msecs;
-	u32 throughput;
-
-	last_secs = jiffies_to_msecs(jiffies - hardif_neigh->last_seen) / 1000;
-	last_msecs = jiffies_to_msecs(jiffies - hardif_neigh->last_seen) % 1000;
-	throughput = ewma_throughput_read(&hardif_neigh->bat_v.throughput);
-
-	seq_printf(seq, "%pM %4i.%03is (%9u.%1u) [%10s]\n",
-		   hardif_neigh->addr, last_secs, last_msecs, throughput / 10,
-		   throughput % 10, hardif_neigh->if_incoming->net_dev->name);
-}
-
-/**
- * batadv_v_neigh_print() - print the single hop neighbour list
- * @bat_priv: the bat priv with all the soft interface information
- * @seq: neighbour table seq_file struct
- */
-static void batadv_v_neigh_print(struct batadv_priv *bat_priv,
-				 struct seq_file *seq)
-{
-	struct net_device *net_dev = (struct net_device *)seq->private;
-	struct batadv_hardif_neigh_node *hardif_neigh;
-	struct batadv_hard_iface *hard_iface;
-	int batman_count = 0;
-
-	seq_puts(seq,
-		 "  Neighbor        last-seen ( throughput) [        IF]\n");
-
-	rcu_read_lock();
-	list_for_each_entry_rcu(hard_iface, &batadv_hardif_list, list) {
-		if (hard_iface->soft_iface != net_dev)
-			continue;
-
-		hlist_for_each_entry_rcu(hardif_neigh,
-					 &hard_iface->neigh_list, list) {
-			batadv_v_hardif_neigh_print(seq, hardif_neigh);
-			batman_count++;
-		}
-	}
-	rcu_read_unlock();
-
-	if (batman_count == 0)
-		seq_puts(seq, "No batman nodes in range ...\n");
-}
-#endif
-
 /**
  * batadv_v_neigh_dump_neigh() - Dump a neighbour into a message
  * @msg: Netlink message to dump into
@@ -337,75 +250,6 @@ batadv_v_neigh_dump(struct sk_buff *msg, struct netlink_callback *cb,
 	cb->args[1] = idx;
 }
 
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-/**
- * batadv_v_orig_print() - print the originator table
- * @bat_priv: the bat priv with all the soft interface information
- * @seq: debugfs table seq_file struct
- * @if_outgoing: the outgoing interface for which this should be printed
- */
-static void batadv_v_orig_print(struct batadv_priv *bat_priv,
-				struct seq_file *seq,
-				struct batadv_hard_iface *if_outgoing)
-{
-	struct batadv_neigh_node *neigh_node;
-	struct batadv_hashtable *hash = bat_priv->orig_hash;
-	int last_seen_msecs, last_seen_secs;
-	struct batadv_orig_node *orig_node;
-	struct batadv_neigh_ifinfo *n_ifinfo;
-	unsigned long last_seen_jiffies;
-	struct hlist_head *head;
-	int batman_count = 0;
-	u32 i;
-
-	seq_puts(seq,
-		 "  Originator      last-seen ( throughput)           Nexthop [outgoingIF]:   Potential nexthops ...\n");
-
-	for (i = 0; i < hash->size; i++) {
-		head = &hash->table[i];
-
-		rcu_read_lock();
-		hlist_for_each_entry_rcu(orig_node, head, hash_entry) {
-			neigh_node = batadv_orig_router_get(orig_node,
-							    if_outgoing);
-			if (!neigh_node)
-				continue;
-
-			n_ifinfo = batadv_neigh_ifinfo_get(neigh_node,
-							   if_outgoing);
-			if (!n_ifinfo)
-				goto next;
-
-			last_seen_jiffies = jiffies - orig_node->last_seen;
-			last_seen_msecs = jiffies_to_msecs(last_seen_jiffies);
-			last_seen_secs = last_seen_msecs / 1000;
-			last_seen_msecs = last_seen_msecs % 1000;
-
-			seq_printf(seq, "%pM %4i.%03is (%9u.%1u) %pM [%10s]:",
-				   orig_node->orig, last_seen_secs,
-				   last_seen_msecs,
-				   n_ifinfo->bat_v.throughput / 10,
-				   n_ifinfo->bat_v.throughput % 10,
-				   neigh_node->addr,
-				   neigh_node->if_incoming->net_dev->name);
-
-			batadv_v_orig_print_neigh(orig_node, if_outgoing, seq);
-			seq_putc(seq, '\n');
-			batman_count++;
-
-next:
-			batadv_neigh_node_put(neigh_node);
-			if (n_ifinfo)
-				batadv_neigh_ifinfo_put(n_ifinfo);
-		}
-		rcu_read_unlock();
-	}
-
-	if (batman_count == 0)
-		seq_puts(seq, "No batman nodes in range ...\n");
-}
-#endif
-
 /**
  * batadv_v_orig_dump_subentry() - Dump an originator subentry into a message
  * @msg: Netlink message to dump into
@@ -822,78 +666,6 @@ out:
 	return ret;
 }
 
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-/* fails if orig_node has no router */
-static int batadv_v_gw_write_buffer_text(struct batadv_priv *bat_priv,
-					 struct seq_file *seq,
-					 const struct batadv_gw_node *gw_node)
-{
-	struct batadv_gw_node *curr_gw;
-	struct batadv_neigh_node *router;
-	struct batadv_neigh_ifinfo *router_ifinfo = NULL;
-	int ret = -1;
-
-	router = batadv_orig_router_get(gw_node->orig_node, BATADV_IF_DEFAULT);
-	if (!router)
-		goto out;
-
-	router_ifinfo = batadv_neigh_ifinfo_get(router, BATADV_IF_DEFAULT);
-	if (!router_ifinfo)
-		goto out;
-
-	curr_gw = batadv_gw_get_selected_gw_node(bat_priv);
-
-	seq_printf(seq, "%s %pM (%9u.%1u) %pM [%10s]: %u.%u/%u.%u MBit\n",
-		   (curr_gw == gw_node ? "=>" : "  "),
-		   gw_node->orig_node->orig,
-		   router_ifinfo->bat_v.throughput / 10,
-		   router_ifinfo->bat_v.throughput % 10, router->addr,
-		   router->if_incoming->net_dev->name,
-		   gw_node->bandwidth_down / 10,
-		   gw_node->bandwidth_down % 10,
-		   gw_node->bandwidth_up / 10,
-		   gw_node->bandwidth_up % 10);
-	ret = seq_has_overflowed(seq) ? -1 : 0;
-
-	if (curr_gw)
-		batadv_gw_node_put(curr_gw);
-out:
-	if (router_ifinfo)
-		batadv_neigh_ifinfo_put(router_ifinfo);
-	if (router)
-		batadv_neigh_node_put(router);
-	return ret;
-}
-
-/**
- * batadv_v_gw_print() - print the gateway list
- * @bat_priv: the bat priv with all the soft interface information
- * @seq: gateway table seq_file struct
- */
-static void batadv_v_gw_print(struct batadv_priv *bat_priv,
-			      struct seq_file *seq)
-{
-	struct batadv_gw_node *gw_node;
-	int gw_count = 0;
-
-	seq_puts(seq,
-		 "      Gateway        ( throughput)           Nexthop [outgoingIF]: advertised uplink bandwidth\n");
-
-	rcu_read_lock();
-	hlist_for_each_entry_rcu(gw_node, &bat_priv->gw.gateway_list, list) {
-		/* fails if orig_node has no router */
-		if (batadv_v_gw_write_buffer_text(bat_priv, seq, gw_node) < 0)
-			continue;
-
-		gw_count++;
-	}
-	rcu_read_unlock();
-
-	if (gw_count == 0)
-		seq_puts(seq, "No gateways in range ...\n");
-}
-#endif
-
 /**
  * batadv_v_gw_dump_entry() - Dump a gateway into a message
  * @msg: Netlink message to dump into
@@ -1039,15 +811,9 @@ static struct batadv_algo_ops batadv_batman_v __read_mostly = {
 		.hardif_init = batadv_v_hardif_neigh_init,
 		.cmp = batadv_v_neigh_cmp,
 		.is_similar_or_better = batadv_v_neigh_is_sob,
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-		.print = batadv_v_neigh_print,
-#endif
 		.dump = batadv_v_neigh_dump,
 	},
 	.orig = {
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-		.print = batadv_v_orig_print,
-#endif
 		.dump = batadv_v_orig_dump,
 	},
 	.gw = {
@@ -1055,9 +821,6 @@ static struct batadv_algo_ops batadv_batman_v __read_mostly = {
 		.store_sel_class = batadv_v_store_sel_class,
 		.get_best_gw_node = batadv_v_gw_get_best_gw_node,
 		.is_eligible = batadv_v_gw_is_eligible,
-#ifdef CONFIG_BATMAN_ADV_DEBUGFS
-		.print = batadv_v_gw_print,
-#endif
 		.dump = batadv_v_gw_dump,
 	},
 };