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path: root/net/batman-adv/bat_iv_ogm.c
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Diffstat (limited to 'net/batman-adv/bat_iv_ogm.c')
-rw-r--r--net/batman-adv/bat_iv_ogm.c132
1 files changed, 53 insertions, 79 deletions
diff --git a/net/batman-adv/bat_iv_ogm.c b/net/batman-adv/bat_iv_ogm.c
index 753383c22..912d9c36f 100644
--- a/net/batman-adv/bat_iv_ogm.c
+++ b/net/batman-adv/bat_iv_ogm.c
@@ -77,8 +77,7 @@ enum batadv_dup_status {
* @lq_index: index to store the value at
* @value: value to store in the ring buffer
*/
-static void batadv_ring_buffer_set(uint8_t lq_recv[], uint8_t *lq_index,
- uint8_t value)
+static void batadv_ring_buffer_set(u8 lq_recv[], u8 *lq_index, u8 value)
{
lq_recv[*lq_index] = value;
*lq_index = (*lq_index + 1) % BATADV_TQ_GLOBAL_WINDOW_SIZE;
@@ -91,12 +90,12 @@ static void batadv_ring_buffer_set(uint8_t lq_recv[], uint8_t *lq_index,
*
* Returns computed average value.
*/
-static uint8_t batadv_ring_buffer_avg(const uint8_t lq_recv[])
+static u8 batadv_ring_buffer_avg(const u8 lq_recv[])
{
- const uint8_t *ptr;
- uint16_t count = 0;
- uint16_t i = 0;
- uint16_t sum = 0;
+ const u8 *ptr;
+ u16 count = 0;
+ u16 i = 0;
+ u16 sum = 0;
ptr = lq_recv;
@@ -113,7 +112,7 @@ static uint8_t batadv_ring_buffer_avg(const uint8_t lq_recv[])
if (count == 0)
return 0;
- return (uint8_t)(sum / count);
+ return (u8)(sum / count);
}
/**
@@ -155,14 +154,14 @@ static int batadv_iv_ogm_orig_add_if(struct batadv_orig_node *orig_node,
kfree(orig_node->bat_iv.bcast_own);
orig_node->bat_iv.bcast_own = data_ptr;
- data_ptr = kmalloc_array(max_if_num, sizeof(uint8_t), GFP_ATOMIC);
+ data_ptr = kmalloc_array(max_if_num, sizeof(u8), GFP_ATOMIC);
if (!data_ptr) {
kfree(orig_node->bat_iv.bcast_own);
goto unlock;
}
memcpy(data_ptr, orig_node->bat_iv.bcast_own_sum,
- (max_if_num - 1) * sizeof(uint8_t));
+ (max_if_num - 1) * sizeof(u8));
kfree(orig_node->bat_iv.bcast_own_sum);
orig_node->bat_iv.bcast_own_sum = data_ptr;
@@ -215,19 +214,19 @@ free_bcast_own:
if (max_if_num == 0)
goto free_own_sum;
- data_ptr = kmalloc_array(max_if_num, sizeof(uint8_t), GFP_ATOMIC);
+ data_ptr = kmalloc_array(max_if_num, sizeof(u8), GFP_ATOMIC);
if (!data_ptr) {
kfree(orig_node->bat_iv.bcast_own);
goto unlock;
}
memcpy(data_ptr, orig_node->bat_iv.bcast_own_sum,
- del_if_num * sizeof(uint8_t));
+ del_if_num * sizeof(u8));
- if_offset = (del_if_num + 1) * sizeof(uint8_t);
- memcpy((char *)data_ptr + del_if_num * sizeof(uint8_t),
+ if_offset = (del_if_num + 1) * sizeof(u8);
+ memcpy((char *)data_ptr + del_if_num * sizeof(u8),
orig_node->bat_iv.bcast_own_sum + if_offset,
- (max_if_num - del_if_num) * sizeof(uint8_t));
+ (max_if_num - del_if_num) * sizeof(u8));
free_own_sum:
kfree(orig_node->bat_iv.bcast_own_sum);
@@ -250,7 +249,7 @@ unlock:
* If the object does not exists it is created an initialised.
*/
static struct batadv_orig_node *
-batadv_iv_ogm_orig_get(struct batadv_priv *bat_priv, const uint8_t *addr)
+batadv_iv_ogm_orig_get(struct batadv_priv *bat_priv, const u8 *addr)
{
struct batadv_orig_node *orig_node;
int size, hash_added;
@@ -270,7 +269,7 @@ batadv_iv_ogm_orig_get(struct batadv_priv *bat_priv, const uint8_t *addr)
if (!orig_node->bat_iv.bcast_own)
goto free_orig_node;
- size = bat_priv->num_ifaces * sizeof(uint8_t);
+ size = bat_priv->num_ifaces * sizeof(u8);
orig_node->bat_iv.bcast_own_sum = kzalloc(size, GFP_ATOMIC);
if (!orig_node->bat_iv.bcast_own_sum)
goto free_orig_node;
@@ -293,43 +292,17 @@ free_orig_node:
static struct batadv_neigh_node *
batadv_iv_ogm_neigh_new(struct batadv_hard_iface *hard_iface,
- const uint8_t *neigh_addr,
+ const u8 *neigh_addr,
struct batadv_orig_node *orig_node,
struct batadv_orig_node *orig_neigh)
{
- struct batadv_priv *bat_priv = netdev_priv(hard_iface->soft_iface);
- struct batadv_neigh_node *neigh_node, *tmp_neigh_node;
+ struct batadv_neigh_node *neigh_node;
- neigh_node = batadv_neigh_node_new(hard_iface, neigh_addr, orig_node);
+ neigh_node = batadv_neigh_node_new(orig_node, hard_iface, neigh_addr);
if (!neigh_node)
goto out;
- if (!atomic_inc_not_zero(&hard_iface->refcount)) {
- kfree(neigh_node);
- neigh_node = NULL;
- goto out;
- }
-
neigh_node->orig_node = orig_neigh;
- neigh_node->if_incoming = hard_iface;
-
- spin_lock_bh(&orig_node->neigh_list_lock);
- tmp_neigh_node = batadv_neigh_node_get(orig_node, hard_iface,
- neigh_addr);
- if (!tmp_neigh_node) {
- hlist_add_head_rcu(&neigh_node->list, &orig_node->neigh_list);
- } else {
- kfree(neigh_node);
- batadv_hardif_free_ref(hard_iface);
- neigh_node = tmp_neigh_node;
- }
- spin_unlock_bh(&orig_node->neigh_list_lock);
-
- if (!tmp_neigh_node)
- batadv_dbg(BATADV_DBG_BATMAN, bat_priv,
- "Creating new neighbor %pM for orig_node %pM on interface %s\n",
- neigh_addr, orig_node->orig,
- hard_iface->net_dev->name);
out:
return neigh_node;
@@ -339,7 +312,7 @@ static int batadv_iv_ogm_iface_enable(struct batadv_hard_iface *hard_iface)
{
struct batadv_ogm_packet *batadv_ogm_packet;
unsigned char *ogm_buff;
- uint32_t random_seqno;
+ u32 random_seqno;
/* randomize initial seqno to avoid collision */
get_random_bytes(&random_seqno, sizeof(random_seqno));
@@ -411,8 +384,7 @@ static unsigned long batadv_iv_ogm_fwd_send_time(void)
}
/* apply hop penalty for a normal link */
-static uint8_t batadv_hop_penalty(uint8_t tq,
- const struct batadv_priv *bat_priv)
+static u8 batadv_hop_penalty(u8 tq, const struct batadv_priv *bat_priv)
{
int hop_penalty = atomic_read(&bat_priv->hop_penalty);
int new_tq;
@@ -442,11 +414,11 @@ static void batadv_iv_ogm_send_to_if(struct batadv_forw_packet *forw_packet,
{
struct batadv_priv *bat_priv = netdev_priv(hard_iface->soft_iface);
const char *fwd_str;
- uint8_t packet_num;
- int16_t buff_pos;
+ u8 packet_num;
+ s16 buff_pos;
struct batadv_ogm_packet *batadv_ogm_packet;
struct sk_buff *skb;
- uint8_t *packet_pos;
+ u8 *packet_pos;
if (hard_iface->if_status != BATADV_IF_ACTIVE)
return;
@@ -837,7 +809,7 @@ static void batadv_iv_ogm_forward(struct batadv_orig_node *orig_node,
struct batadv_hard_iface *if_outgoing)
{
struct batadv_priv *bat_priv = netdev_priv(if_incoming->soft_iface);
- uint16_t tvlv_len;
+ u16 tvlv_len;
if (batadv_ogm_packet->ttl <= 1) {
batadv_dbg(BATADV_DBG_BATMAN, bat_priv, "ttl exceeded\n");
@@ -896,9 +868,9 @@ batadv_iv_ogm_slide_own_bcast_window(struct batadv_hard_iface *hard_iface)
struct hlist_head *head;
struct batadv_orig_node *orig_node;
unsigned long *word;
- uint32_t i;
+ u32 i;
size_t word_index;
- uint8_t *w;
+ u8 *w;
int if_num;
for (i = 0; i < hash->size; i++) {
@@ -927,8 +899,8 @@ static void batadv_iv_ogm_schedule(struct batadv_hard_iface *hard_iface)
struct batadv_ogm_packet *batadv_ogm_packet;
struct batadv_hard_iface *primary_if, *tmp_hard_iface;
int *ogm_buff_len = &hard_iface->bat_iv.ogm_buff_len;
- uint32_t seqno;
- uint16_t tvlv_len = 0;
+ u32 seqno;
+ u16 tvlv_len = 0;
unsigned long send_time;
primary_if = batadv_primary_if_get_selected(bat_priv);
@@ -947,7 +919,7 @@ static void batadv_iv_ogm_schedule(struct batadv_hard_iface *hard_iface)
batadv_ogm_packet->tvlv_len = htons(tvlv_len);
/* change sequence number to network order */
- seqno = (uint32_t)atomic_read(&hard_iface->bat_iv.ogm_seqno);
+ seqno = (u32)atomic_read(&hard_iface->bat_iv.ogm_seqno);
batadv_ogm_packet->seqno = htonl(seqno);
atomic_inc(&hard_iface->bat_iv.ogm_seqno);
@@ -970,7 +942,7 @@ static void batadv_iv_ogm_schedule(struct batadv_hard_iface *hard_iface)
rcu_read_lock();
list_for_each_entry_rcu(tmp_hard_iface, &batadv_hardif_list, list) {
if (tmp_hard_iface->soft_iface != hard_iface->soft_iface)
- continue;
+ continue;
batadv_iv_ogm_queue_add(bat_priv, *ogm_buff,
*ogm_buff_len, hard_iface,
tmp_hard_iface, 1, send_time);
@@ -1006,13 +978,14 @@ batadv_iv_ogm_orig_update(struct batadv_priv *bat_priv,
{
struct batadv_neigh_ifinfo *neigh_ifinfo = NULL;
struct batadv_neigh_ifinfo *router_ifinfo = NULL;
- struct batadv_neigh_node *neigh_node = NULL, *tmp_neigh_node = NULL;
+ struct batadv_neigh_node *neigh_node = NULL;
+ struct batadv_neigh_node *tmp_neigh_node = NULL;
struct batadv_neigh_node *router = NULL;
struct batadv_orig_node *orig_node_tmp;
int if_num;
- uint8_t sum_orig, sum_neigh;
- uint8_t *neigh_addr;
- uint8_t tq_avg;
+ u8 sum_orig, sum_neigh;
+ u8 *neigh_addr;
+ u8 tq_avg;
batadv_dbg(BATADV_DBG_BATMAN, bat_priv,
"update_originator(): Searching and updating originator entry of received packet\n");
@@ -1164,8 +1137,8 @@ static int batadv_iv_ogm_calc_tq(struct batadv_orig_node *orig_node,
struct batadv_priv *bat_priv = netdev_priv(if_incoming->soft_iface);
struct batadv_neigh_node *neigh_node = NULL, *tmp_neigh_node;
struct batadv_neigh_ifinfo *neigh_ifinfo;
- uint8_t total_count;
- uint8_t orig_eq_count, neigh_rq_count, neigh_rq_inv, tq_own;
+ u8 total_count;
+ u8 orig_eq_count, neigh_rq_count, neigh_rq_inv, tq_own;
unsigned int neigh_rq_inv_cube, neigh_rq_max_cube;
int tq_asym_penalty, inv_asym_penalty, if_num, ret = 0;
unsigned int combined_tq;
@@ -1311,13 +1284,13 @@ batadv_iv_ogm_update_seqnos(const struct ethhdr *ethhdr,
struct batadv_neigh_node *neigh_node;
struct batadv_neigh_ifinfo *neigh_ifinfo;
int is_dup;
- int32_t seq_diff;
+ s32 seq_diff;
int need_update = 0;
int set_mark;
enum batadv_dup_status ret = BATADV_NO_DUP;
- uint32_t seqno = ntohl(batadv_ogm_packet->seqno);
- uint8_t *neigh_addr;
- uint8_t packet_count;
+ u32 seqno = ntohl(batadv_ogm_packet->seqno);
+ u8 *neigh_addr;
+ u8 packet_count;
unsigned long *bitmap;
orig_node = batadv_iv_ogm_orig_get(bat_priv, batadv_ogm_packet->orig);
@@ -1406,7 +1379,8 @@ batadv_iv_ogm_process_per_outif(const struct sk_buff *skb, int ogm_offset,
struct batadv_hard_iface *if_outgoing)
{
struct batadv_priv *bat_priv = netdev_priv(if_incoming->soft_iface);
- struct batadv_neigh_node *router = NULL, *router_router = NULL;
+ struct batadv_neigh_node *router = NULL;
+ struct batadv_neigh_node *router_router = NULL;
struct batadv_orig_node *orig_neigh_node;
struct batadv_orig_ifinfo *orig_ifinfo;
struct batadv_neigh_node *orig_neigh_router = NULL;
@@ -1418,7 +1392,7 @@ batadv_iv_ogm_process_per_outif(const struct sk_buff *skb, int ogm_offset,
bool sameseq, similar_ttl;
struct sk_buff *skb_priv;
struct ethhdr *ethhdr;
- uint8_t *prev_sender;
+ u8 *prev_sender;
int is_bidirect;
/* create a private copy of the skb, as some functions change tq value
@@ -1600,7 +1574,7 @@ static void batadv_iv_ogm_process(const struct sk_buff *skb, int ogm_offset,
struct batadv_orig_node *orig_neigh_node, *orig_node;
struct batadv_hard_iface *hard_iface;
struct batadv_ogm_packet *ogm_packet;
- uint32_t if_incoming_seqno;
+ u32 if_incoming_seqno;
bool has_directlink_flag;
struct ethhdr *ethhdr;
bool is_my_oldorig = false;
@@ -1673,9 +1647,9 @@ static void batadv_iv_ogm_process(const struct sk_buff *skb, int ogm_offset,
if (is_my_orig) {
unsigned long *word;
int offset;
- int32_t bit_pos;
- int16_t if_num;
- uint8_t *weight;
+ s32 bit_pos;
+ s16 if_num;
+ u8 *weight;
orig_neigh_node = batadv_iv_ogm_orig_get(bat_priv,
ethhdr->h_source);
@@ -1751,7 +1725,7 @@ static int batadv_iv_ogm_receive(struct sk_buff *skb,
{
struct batadv_priv *bat_priv = netdev_priv(if_incoming->soft_iface);
struct batadv_ogm_packet *ogm_packet;
- uint8_t *packet_pos;
+ u8 *packet_pos;
int ogm_offset;
bool ret;
@@ -1835,7 +1809,7 @@ static void batadv_iv_ogm_orig_print(struct batadv_priv *bat_priv,
unsigned long last_seen_jiffies;
struct hlist_head *head;
int batman_count = 0;
- uint32_t i;
+ u32 i;
seq_printf(seq, " %-15s %s (%s/%i) %17s [%10s]: %20s ...\n",
"Originator", "last-seen", "#", BATADV_TQ_MAX_VALUE,
@@ -1903,7 +1877,7 @@ static int batadv_iv_ogm_neigh_cmp(struct batadv_neigh_node *neigh1,
struct batadv_hard_iface *if_outgoing2)
{
struct batadv_neigh_ifinfo *neigh1_ifinfo, *neigh2_ifinfo;
- uint8_t tq1, tq2;
+ u8 tq1, tq2;
int diff;
neigh1_ifinfo = batadv_neigh_ifinfo_get(neigh1, if_outgoing1);
@@ -1945,7 +1919,7 @@ batadv_iv_ogm_neigh_is_eob(struct batadv_neigh_node *neigh1,
struct batadv_hard_iface *if_outgoing2)
{
struct batadv_neigh_ifinfo *neigh1_ifinfo, *neigh2_ifinfo;
- uint8_t tq1, tq2;
+ u8 tq1, tq2;
bool ret;
neigh1_ifinfo = batadv_neigh_ifinfo_get(neigh1, if_outgoing1);