diff options
author | David S. Miller <davem@davemloft.net> | 2012-06-25 16:15:58 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2012-06-25 16:18:10 -0700 |
commit | 1d5873e9d75bb72012a6c1327a368d0d2b13581f (patch) | |
tree | 20f4d5b75bdffbf1945008aabec946b8ff3f5053 | |
parent | 7665de15642dfb1709177517aa0488162727342c (diff) | |
parent | a513088d022c8f59cebe17c567797c220563b517 (diff) | |
download | talos-obmc-linux-1d5873e9d75bb72012a6c1327a368d0d2b13581f.tar.gz talos-obmc-linux-1d5873e9d75bb72012a6c1327a368d0d2b13581f.zip |
Merge tag 'batman-adv-for-davem' of git://git.open-mesh.org/linux-merge
Included changes:
- yet another batch of 'namespace cleaning' patches
Conflicts:
net/batman-adv/translation-table.c
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r-- | net/batman-adv/bat_debugfs.c | 143 | ||||
-rw-r--r-- | net/batman-adv/bat_iv_ogm.c | 490 | ||||
-rw-r--r-- | net/batman-adv/bat_sysfs.c | 277 | ||||
-rw-r--r-- | net/batman-adv/bitarray.c | 18 | ||||
-rw-r--r-- | net/batman-adv/bitarray.h | 6 | ||||
-rw-r--r-- | net/batman-adv/bridge_loop_avoidance.c | 518 | ||||
-rw-r--r-- | net/batman-adv/gateway_client.c | 125 | ||||
-rw-r--r-- | net/batman-adv/gateway_common.c | 10 | ||||
-rw-r--r-- | net/batman-adv/hard-interface.c | 96 | ||||
-rw-r--r-- | net/batman-adv/hard-interface.h | 7 | ||||
-rw-r--r-- | net/batman-adv/hash.c | 4 | ||||
-rw-r--r-- | net/batman-adv/hash.h | 19 | ||||
-rw-r--r-- | net/batman-adv/icmp_socket.c | 84 | ||||
-rw-r--r-- | net/batman-adv/main.c | 8 | ||||
-rw-r--r-- | net/batman-adv/main.h | 17 | ||||
-rw-r--r-- | net/batman-adv/originator.c | 128 | ||||
-rw-r--r-- | net/batman-adv/originator.h | 10 | ||||
-rw-r--r-- | net/batman-adv/routing.c | 174 | ||||
-rw-r--r-- | net/batman-adv/send.c | 48 | ||||
-rw-r--r-- | net/batman-adv/soft-interface.c | 86 | ||||
-rw-r--r-- | net/batman-adv/translation-table.c | 744 | ||||
-rw-r--r-- | net/batman-adv/unicast.c | 6 | ||||
-rw-r--r-- | net/batman-adv/unicast.h | 2 | ||||
-rw-r--r-- | net/batman-adv/vis.c | 53 |
24 files changed, 1591 insertions, 1482 deletions
diff --git a/net/batman-adv/bat_debugfs.c b/net/batman-adv/bat_debugfs.c index 4001c57a25e4..03f09f0f6d98 100644 --- a/net/batman-adv/bat_debugfs.c +++ b/net/batman-adv/bat_debugfs.c @@ -32,25 +32,25 @@ #include "icmp_socket.h" #include "bridge_loop_avoidance.h" -static struct dentry *bat_debugfs; +static struct dentry *batadv_debugfs; #ifdef CONFIG_BATMAN_ADV_DEBUG -#define LOG_BUFF_MASK (log_buff_len-1) +#define LOG_BUFF_MASK (batadv_log_buff_len - 1) #define LOG_BUFF(idx) (debug_log->log_buff[(idx) & LOG_BUFF_MASK]) -static int log_buff_len = LOG_BUF_LEN; +static int batadv_log_buff_len = LOG_BUF_LEN; -static void emit_log_char(struct debug_log *debug_log, char c) +static void batadv_emit_log_char(struct debug_log *debug_log, char c) { LOG_BUFF(debug_log->log_end) = c; debug_log->log_end++; - if (debug_log->log_end - debug_log->log_start > log_buff_len) - debug_log->log_start = debug_log->log_end - log_buff_len; + if (debug_log->log_end - debug_log->log_start > batadv_log_buff_len) + debug_log->log_start = debug_log->log_end - batadv_log_buff_len; } __printf(2, 3) -static int fdebug_log(struct debug_log *debug_log, const char *fmt, ...) +static int batadv_fdebug_log(struct debug_log *debug_log, const char *fmt, ...) { va_list args; static char debug_log_buf[256]; @@ -65,7 +65,7 @@ static int fdebug_log(struct debug_log *debug_log, const char *fmt, ...) va_end(args); for (p = debug_log_buf; *p != 0; p++) - emit_log_char(debug_log, *p); + batadv_emit_log_char(debug_log, *p); spin_unlock_bh(&debug_log->lock); @@ -81,14 +81,14 @@ int batadv_debug_log(struct bat_priv *bat_priv, const char *fmt, ...) va_start(args, fmt); vscnprintf(tmp_log_buf, sizeof(tmp_log_buf), fmt, args); - fdebug_log(bat_priv->debug_log, "[%10u] %s", - jiffies_to_msecs(jiffies), tmp_log_buf); + batadv_fdebug_log(bat_priv->debug_log, "[%10u] %s", + jiffies_to_msecs(jiffies), tmp_log_buf); va_end(args); return 0; } -static int log_open(struct inode *inode, struct file *file) +static int batadv_log_open(struct inode *inode, struct file *file) { nonseekable_open(inode, file); file->private_data = inode->i_private; @@ -96,14 +96,14 @@ static int log_open(struct inode *inode, struct file *file) return 0; } -static int log_release(struct inode *inode, struct file *file) +static int batadv_log_release(struct inode *inode, struct file *file) { batadv_dec_module_count(); return 0; } -static ssize_t log_read(struct file *file, char __user *buf, - size_t count, loff_t *ppos) +static ssize_t batadv_log_read(struct file *file, char __user *buf, + size_t count, loff_t *ppos) { struct bat_priv *bat_priv = file->private_data; struct debug_log *debug_log = bat_priv->debug_log; @@ -156,7 +156,7 @@ static ssize_t log_read(struct file *file, char __user *buf, return error; } -static unsigned int log_poll(struct file *file, poll_table *wait) +static unsigned int batadv_log_poll(struct file *file, poll_table *wait) { struct bat_priv *bat_priv = file->private_data; struct debug_log *debug_log = bat_priv->debug_log; @@ -169,15 +169,15 @@ static unsigned int log_poll(struct file *file, poll_table *wait) return 0; } -static const struct file_operations log_fops = { - .open = log_open, - .release = log_release, - .read = log_read, - .poll = log_poll, +static const struct file_operations batadv_log_fops = { + .open = batadv_log_open, + .release = batadv_log_release, + .read = batadv_log_read, + .poll = batadv_log_poll, .llseek = no_llseek, }; -static int debug_log_setup(struct bat_priv *bat_priv) +static int batadv_debug_log_setup(struct bat_priv *bat_priv) { struct dentry *d; @@ -192,7 +192,8 @@ static int debug_log_setup(struct bat_priv *bat_priv) init_waitqueue_head(&bat_priv->debug_log->queue_wait); d = debugfs_create_file("log", S_IFREG | S_IRUSR, - bat_priv->debug_dir, bat_priv, &log_fops); + bat_priv->debug_dir, bat_priv, + &batadv_log_fops); if (!d) goto err; @@ -202,49 +203,49 @@ err: return -ENOMEM; } -static void debug_log_cleanup(struct bat_priv *bat_priv) +static void batadv_debug_log_cleanup(struct bat_priv *bat_priv) { kfree(bat_priv->debug_log); bat_priv->debug_log = NULL; } #else /* CONFIG_BATMAN_ADV_DEBUG */ -static int debug_log_setup(struct bat_priv *bat_priv) +static int batadv_debug_log_setup(struct bat_priv *bat_priv) { bat_priv->debug_log = NULL; return 0; } -static void debug_log_cleanup(struct bat_priv *bat_priv) +static void batadv_debug_log_cleanup(struct bat_priv *bat_priv) { return; } #endif -static int bat_algorithms_open(struct inode *inode, struct file *file) +static int batadv_algorithms_open(struct inode *inode, struct file *file) { return single_open(file, batadv_algo_seq_print_text, NULL); } -static int originators_open(struct inode *inode, struct file *file) +static int batadv_originators_open(struct inode *inode, struct file *file) { struct net_device *net_dev = (struct net_device *)inode->i_private; return single_open(file, batadv_orig_seq_print_text, net_dev); } -static int gateways_open(struct inode *inode, struct file *file) +static int batadv_gateways_open(struct inode *inode, struct file *file) { struct net_device *net_dev = (struct net_device *)inode->i_private; return single_open(file, batadv_gw_client_seq_print_text, net_dev); } -static int transtable_global_open(struct inode *inode, struct file *file) +static int batadv_transtable_global_open(struct inode *inode, struct file *file) { struct net_device *net_dev = (struct net_device *)inode->i_private; return single_open(file, batadv_tt_global_seq_print_text, net_dev); } #ifdef CONFIG_BATMAN_ADV_BLA -static int bla_claim_table_open(struct inode *inode, struct file *file) +static int batadv_bla_claim_table_open(struct inode *inode, struct file *file) { struct net_device *net_dev = (struct net_device *)inode->i_private; return single_open(file, batadv_bla_claim_table_seq_print_text, @@ -252,13 +253,13 @@ static int bla_claim_table_open(struct inode *inode, struct file *file) } #endif -static int transtable_local_open(struct inode *inode, struct file *file) +static int batadv_transtable_local_open(struct inode *inode, struct file *file) { struct net_device *net_dev = (struct net_device *)inode->i_private; return single_open(file, batadv_tt_local_seq_print_text, net_dev); } -static int vis_data_open(struct inode *inode, struct file *file) +static int batadv_vis_data_open(struct inode *inode, struct file *file) { struct net_device *net_dev = (struct net_device *)inode->i_private; return single_open(file, batadv_vis_seq_print_text, net_dev); @@ -269,37 +270,37 @@ struct bat_debuginfo { const struct file_operations fops; }; -#define BAT_DEBUGINFO(_name, _mode, _open) \ -struct bat_debuginfo bat_debuginfo_##_name = { \ - .attr = { .name = __stringify(_name), \ - .mode = _mode, }, \ - .fops = { .owner = THIS_MODULE, \ - .open = _open, \ - .read = seq_read, \ - .llseek = seq_lseek, \ - .release = single_release, \ - } \ +#define BAT_DEBUGINFO(_name, _mode, _open) \ +struct bat_debuginfo batadv_debuginfo_##_name = { \ + .attr = { .name = __stringify(_name), \ + .mode = _mode, }, \ + .fops = { .owner = THIS_MODULE, \ + .open = _open, \ + .read = seq_read, \ + .llseek = seq_lseek, \ + .release = single_release, \ + } \ }; -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(transtable_global, S_IRUGO, transtable_global_open); +static BAT_DEBUGINFO(routing_algos, S_IRUGO, batadv_algorithms_open); +static BAT_DEBUGINFO(originators, S_IRUGO, batadv_originators_open); +static BAT_DEBUGINFO(gateways, S_IRUGO, batadv_gateways_open); +static BAT_DEBUGINFO(transtable_global, S_IRUGO, batadv_transtable_global_open); #ifdef CONFIG_BATMAN_ADV_BLA -static BAT_DEBUGINFO(bla_claim_table, S_IRUGO, bla_claim_table_open); +static BAT_DEBUGINFO(bla_claim_table, S_IRUGO, batadv_bla_claim_table_open); #endif -static BAT_DEBUGINFO(transtable_local, S_IRUGO, transtable_local_open); -static BAT_DEBUGINFO(vis_data, S_IRUGO, vis_data_open); +static BAT_DEBUGINFO(transtable_local, S_IRUGO, batadv_transtable_local_open); +static BAT_DEBUGINFO(vis_data, S_IRUGO, batadv_vis_data_open); -static struct bat_debuginfo *mesh_debuginfos[] = { - &bat_debuginfo_originators, - &bat_debuginfo_gateways, - &bat_debuginfo_transtable_global, +static struct bat_debuginfo *batadv_mesh_debuginfos[] = { + &batadv_debuginfo_originators, + &batadv_debuginfo_gateways, + &batadv_debuginfo_transtable_global, #ifdef CONFIG_BATMAN_ADV_BLA - &bat_debuginfo_bla_claim_table, + &batadv_debuginfo_bla_claim_table, #endif - &bat_debuginfo_transtable_local, - &bat_debuginfo_vis_data, + &batadv_debuginfo_transtable_local, + &batadv_debuginfo_vis_data, NULL, }; @@ -308,17 +309,17 @@ void batadv_debugfs_init(void) struct bat_debuginfo *bat_debug; struct dentry *file; - bat_debugfs = debugfs_create_dir(DEBUGFS_BAT_SUBDIR, NULL); - if (bat_debugfs == ERR_PTR(-ENODEV)) - bat_debugfs = NULL; + batadv_debugfs = debugfs_create_dir(DEBUGFS_BAT_SUBDIR, NULL); + if (batadv_debugfs == ERR_PTR(-ENODEV)) + batadv_debugfs = NULL; - if (!bat_debugfs) + if (!batadv_debugfs) goto out; - bat_debug = &bat_debuginfo_routing_algos; + bat_debug = &batadv_debuginfo_routing_algos; file = debugfs_create_file(bat_debug->attr.name, S_IFREG | bat_debug->attr.mode, - bat_debugfs, NULL, &bat_debug->fops); + batadv_debugfs, NULL, &bat_debug->fops); if (!file) pr_err("Can't add debugfs file: %s\n", bat_debug->attr.name); @@ -328,9 +329,9 @@ out: void batadv_debugfs_destroy(void) { - if (bat_debugfs) { - debugfs_remove_recursive(bat_debugfs); - bat_debugfs = NULL; + if (batadv_debugfs) { + debugfs_remove_recursive(batadv_debugfs); + batadv_debugfs = NULL; } } @@ -340,20 +341,20 @@ int batadv_debugfs_add_meshif(struct net_device *dev) struct bat_debuginfo **bat_debug; struct dentry *file; - if (!bat_debugfs) + if (!batadv_debugfs) goto out; - bat_priv->debug_dir = debugfs_create_dir(dev->name, bat_debugfs); + bat_priv->debug_dir = debugfs_create_dir(dev->name, batadv_debugfs); if (!bat_priv->debug_dir) goto out; if (batadv_socket_setup(bat_priv) < 0) goto rem_attr; - if (debug_log_setup(bat_priv) < 0) + if (batadv_debug_log_setup(bat_priv) < 0) goto rem_attr; - for (bat_debug = mesh_debuginfos; *bat_debug; ++bat_debug) { + for (bat_debug = batadv_mesh_debuginfos; *bat_debug; ++bat_debug) { file = debugfs_create_file(((*bat_debug)->attr).name, S_IFREG | ((*bat_debug)->attr).mode, bat_priv->debug_dir, @@ -381,9 +382,9 @@ void batadv_debugfs_del_meshif(struct net_device *dev) { struct bat_priv *bat_priv = netdev_priv(dev); - debug_log_cleanup(bat_priv); + batadv_debug_log_cleanup(bat_priv); - if (bat_debugfs) { + if (batadv_debugfs) { debugfs_remove_recursive(bat_priv->debug_dir); bat_priv->debug_dir = NULL; } diff --git a/net/batman-adv/bat_iv_ogm.c b/net/batman-adv/bat_iv_ogm.c index 94859d45ed6e..ca6466574c46 100644 --- a/net/batman-adv/bat_iv_ogm.c +++ b/net/batman-adv/bat_iv_ogm.c @@ -28,11 +28,11 @@ #include "send.h" #include "bat_algo.h" -static struct neigh_node *bat_iv_ogm_neigh_new(struct hard_iface *hard_iface, - const uint8_t *neigh_addr, - struct orig_node *orig_node, - struct orig_node *orig_neigh, - __be32 seqno) +static struct neigh_node *batadv_iv_ogm_neigh_new(struct hard_iface *hard_iface, + const uint8_t *neigh_addr, + struct orig_node *orig_node, + struct orig_node *orig_neigh, + __be32 seqno) { struct neigh_node *neigh_node; @@ -54,7 +54,7 @@ out: return neigh_node; } -static int bat_iv_ogm_iface_enable(struct hard_iface *hard_iface) +static int batadv_iv_ogm_iface_enable(struct hard_iface *hard_iface) { struct batman_ogm_packet *batman_ogm_packet; uint32_t random_seqno; @@ -85,13 +85,13 @@ out: return res; } -static void bat_iv_ogm_iface_disable(struct hard_iface *hard_iface) +static void batadv_iv_ogm_iface_disable(struct hard_iface *hard_iface) { kfree(hard_iface->packet_buff); hard_iface->packet_buff = NULL; } -static void bat_iv_ogm_iface_update_mac(struct hard_iface *hard_iface) +static void batadv_iv_ogm_iface_update_mac(struct hard_iface *hard_iface) { struct batman_ogm_packet *batman_ogm_packet; @@ -102,7 +102,7 @@ static void bat_iv_ogm_iface_update_mac(struct hard_iface *hard_iface) hard_iface->net_dev->dev_addr, ETH_ALEN); } -static void bat_iv_ogm_primary_iface_set(struct hard_iface *hard_iface) +static void batadv_iv_ogm_primary_iface_set(struct hard_iface *hard_iface) { struct batman_ogm_packet *batman_ogm_packet; @@ -112,7 +112,8 @@ static void bat_iv_ogm_primary_iface_set(struct hard_iface *hard_iface) } /* when do we schedule our own ogm to be sent */ -static unsigned long bat_iv_ogm_emit_send_time(const struct bat_priv *bat_priv) +static unsigned long +batadv_iv_ogm_emit_send_time(const struct bat_priv *bat_priv) { return jiffies + msecs_to_jiffies( atomic_read(&bat_priv->orig_interval) - @@ -120,21 +121,21 @@ static unsigned long bat_iv_ogm_emit_send_time(const struct bat_priv *bat_priv) } /* when do we schedule a ogm packet to be sent */ -static unsigned long bat_iv_ogm_fwd_send_time(void) +static unsigned long batadv_iv_ogm_fwd_send_time(void) { return jiffies + msecs_to_jiffies(random32() % (JITTER/2)); } /* apply hop penalty for a normal link */ -static uint8_t hop_penalty(uint8_t tq, const struct bat_priv *bat_priv) +static uint8_t batadv_hop_penalty(uint8_t tq, const struct bat_priv *bat_priv) { int hop_penalty = atomic_read(&bat_priv->hop_penalty); return (tq * (TQ_MAX_VALUE - hop_penalty)) / (TQ_MAX_VALUE); } /* is there another aggregated packet here? */ -static int bat_iv_ogm_aggr_packet(int buff_pos, int packet_len, - int tt_num_changes) +static int batadv_iv_ogm_aggr_packet(int buff_pos, int packet_len, + int tt_num_changes) { int next_buff_pos = 0; @@ -146,7 +147,7 @@ static int bat_iv_ogm_aggr_packet(int buff_pos, int packet_len, } /* send a batman ogm to a given interface */ -static void bat_iv_ogm_send_to_if(struct forw_packet *forw_packet, +static void batadv_iv_ogm_send_to_if(struct forw_packet *forw_packet, struct hard_iface *hard_iface) { struct bat_priv *bat_priv = netdev_priv(hard_iface->soft_iface); @@ -164,8 +165,8 @@ static void bat_iv_ogm_send_to_if(struct forw_packet *forw_packet, batman_ogm_packet = (struct batman_ogm_packet *)forw_packet->skb->data; /* adjust all flags and log packets */ - while (bat_iv_ogm_aggr_packet(buff_pos, forw_packet->packet_len, - batman_ogm_packet->tt_num_changes)) { + while (batadv_iv_ogm_aggr_packet(buff_pos, forw_packet->packet_len, + batman_ogm_packet->tt_num_changes)) { /* we might have aggregated direct link packets with an * ordinary base packet @@ -179,16 +180,16 @@ static void bat_iv_ogm_send_to_if(struct forw_packet *forw_packet, fwd_str = (packet_num > 0 ? "Forwarding" : (forw_packet->own ? "Sending own" : "Forwarding")); - bat_dbg(DBG_BATMAN, bat_priv, - "%s %spacket (originator %pM, seqno %u, TQ %d, TTL %d, IDF %s, ttvn %d) on interface %s [%pM]\n", - fwd_str, (packet_num > 0 ? "aggregated " : ""), - batman_ogm_packet->orig, - ntohl(batman_ogm_packet->seqno), - batman_ogm_packet->tq, batman_ogm_packet->header.ttl, - (batman_ogm_packet->flags & DIRECTLINK ? - "on" : "off"), - batman_ogm_packet->ttvn, hard_iface->net_dev->name, - hard_iface->net_dev->dev_addr); + batadv_dbg(DBG_BATMAN, bat_priv, + "%s %spacket (originator %pM, seqno %u, TQ %d, TTL %d, IDF %s, ttvn %d) on interface %s [%pM]\n", + fwd_str, (packet_num > 0 ? "aggregated " : ""), + batman_ogm_packet->orig, + ntohl(batman_ogm_packet->seqno), + batman_ogm_packet->tq, batman_ogm_packet->header.ttl, + (batman_ogm_packet->flags & DIRECTLINK ? + "on" : "off"), + batman_ogm_packet->ttvn, hard_iface->net_dev->name, + hard_iface->net_dev->dev_addr); buff_pos += BATMAN_OGM_HLEN; buff_pos += batadv_tt_len(batman_ogm_packet->tt_num_changes); @@ -208,7 +209,7 @@ static void bat_iv_ogm_send_to_if(struct forw_packet *forw_packet, } /* send a batman ogm packet */ -static void bat_iv_ogm_emit(struct forw_packet *forw_packet) +static void batadv_iv_ogm_emit(struct forw_packet *forw_packet) { struct hard_iface *hard_iface; struct net_device *soft_iface; @@ -232,7 +233,7 @@ static void bat_iv_ogm_emit(struct forw_packet *forw_packet) if (forw_packet->if_incoming->if_status != IF_ACTIVE) goto out; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto out; @@ -243,14 +244,14 @@ static void bat_iv_ogm_emit(struct forw_packet *forw_packet) (forw_packet->own && (forw_packet->if_incoming != primary_if))) { /* FIXME: what about aggregated packets ? */ - bat_dbg(DBG_BATMAN, bat_priv, - "%s packet (originator %pM, seqno %u, TTL %d) on interface %s [%pM]\n", - (forw_packet->own ? "Sending own" : "Forwarding"), - batman_ogm_packet->orig, - ntohl(batman_ogm_packet->seqno), - batman_ogm_packet->header.ttl, - forw_packet->if_incoming->net_dev->name, - forw_packet->if_incoming->net_dev->dev_addr); + batadv_dbg(DBG_BATMAN, bat_priv, + "%s packet (originator %pM, seqno %u, TTL %d) on interface %s [%pM]\n", + (forw_packet->own ? "Sending own" : "Forwarding"), + batman_ogm_packet->orig, + ntohl(batman_ogm_packet->seqno), + batman_ogm_packet->header.ttl, + forw_packet->if_incoming->net_dev->name, + forw_packet->if_incoming->net_dev->dev_addr); /* skb is only used once and than forw_packet is free'd */ batadv_send_skb_packet(forw_packet->skb, @@ -267,23 +268,23 @@ static void bat_iv_ogm_emit(struct forw_packet *forw_packet) if (hard_iface->soft_iface != soft_iface) continue; - bat_iv_ogm_send_to_if(forw_packet, hard_iface); + batadv_iv_ogm_send_to_if(forw_packet, hard_iface); } rcu_read_unlock(); out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); } /* return true if new_packet can be aggregated with forw_packet */ -static bool bat_iv_ogm_can_aggregate(const struct batman_ogm_packet - *new_batman_ogm_packet, - struct bat_priv *bat_priv, - int packet_len, unsigned long send_time, - bool directlink, - const struct hard_iface *if_incoming, - const struct forw_packet *forw_packet) +static bool +batadv_iv_ogm_can_aggregate(const struct batman_ogm_packet *new_bat_ogm_packet, + struct bat_priv *bat_priv, + int packet_len, unsigned long send_time, + bool directlink, + const struct hard_iface *if_incoming, + const struct forw_packet *forw_packet) { struct batman_ogm_packet *batman_ogm_packet; int aggregated_bytes = forw_packet->packet_len + packet_len; @@ -311,7 +312,7 @@ static bool bat_iv_ogm_can_aggregate(const struct batman_ogm_packet * a "global" packet as well as the base * packet */ - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto out; @@ -335,7 +336,7 @@ static bool bat_iv_ogm_can_aggregate(const struct batman_ogm_packet * interface only - we still can aggregate */ if ((directlink) && - (new_batman_ogm_packet->header.ttl == 1) && + (new_bat_ogm_packet->header.ttl == 1) && (forw_packet->if_incoming == if_incoming) && /* packets from direct neighbors or @@ -352,16 +353,16 @@ static bool bat_iv_ogm_can_aggregate(const struct batman_ogm_packet out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); return res; } /* create a new aggregated packet and add this packet to it */ -static void bat_iv_ogm_aggregate_new(const unsigned char *packet_buff, - int packet_len, unsigned long send_time, - bool direct_link, - struct hard_iface *if_incoming, - int own_packet) +static void batadv_iv_ogm_aggregate_new(const unsigned char *packet_buff, + int packet_len, unsigned long send_time, + bool direct_link, + struct hard_iface *if_incoming, + int own_packet) { struct bat_priv *bat_priv = netdev_priv(if_incoming->soft_iface); struct forw_packet *forw_packet_aggr; @@ -373,8 +374,8 @@ static void bat_iv_ogm_aggregate_new(const unsigned char *packet_buff, /* own packet should always be scheduled */ if (!own_packet) { if (!atomic_dec_not_zero(&bat_priv->batman_queue_left)) { - bat_dbg(DBG_BATMAN, bat_priv, - "batman packet queue full\n"); + batadv_dbg(DBG_BATMAN, bat_priv, + "batman packet queue full\n"); goto out; } } @@ -431,13 +432,13 @@ static void bat_iv_ogm_aggregate_new(const unsigned char *packet_buff, return; out: - hardif_free_ref(if_incoming); + batadv_hardif_free_ref(if_incoming); } /* aggregate a new packet into the existing ogm packet */ -static void bat_iv_ogm_aggregate(struct forw_packet *forw_packet_aggr, - const unsigned char *packet_buff, - int packet_len, bool direct_link) +static void batadv_iv_ogm_aggregate(struct forw_packet *forw_packet_aggr, + const unsigned char *packet_buff, + int packet_len, bool direct_link) { unsigned char *skb_buff; @@ -452,10 +453,11 @@ static void bat_iv_ogm_aggregate(struct forw_packet *forw_packet_aggr, (1 << forw_packet_aggr->num_packets); } -static void bat_iv_ogm_queue_add(struct bat_priv *bat_priv, - unsigned char *packet_buff, - int packet_len, struct hard_iface *if_incoming, - int own_packet, unsigned long send_time) +static void batadv_iv_ogm_queue_add(struct bat_priv *bat_priv, + unsigned char *packet_buff, + int packet_len, + struct hard_iface *if_incoming, + int own_packet, unsigned long send_time) { /* _aggr -> pointer to the packet we want to aggregate with * _pos -> pointer to the position in the queue @@ -474,11 +476,11 @@ static void bat_iv_ogm_queue_add(struct bat_priv *bat_priv, if ((atomic_read(&bat_priv->aggregated_ogms)) && (!own_packet)) { hlist_for_each_entry(forw_packet_pos, tmp_node, &bat_priv->forw_bat_list, list) { - if (bat_iv_ogm_can_aggregate(batman_ogm_packet, - bat_priv, packet_len, - send_time, direct_link, - if_incoming, - forw_packet_pos)) { + if (batadv_iv_ogm_can_aggregate(batman_ogm_packet, + bat_priv, packet_len, + send_time, direct_link, + if_incoming, + forw_packet_pos)) { forw_packet_aggr = forw_packet_pos; break; } @@ -500,28 +502,28 @@ static void bat_iv_ogm_queue_add(struct bat_priv *bat_priv, (atomic_read(&bat_priv->aggregated_ogms))) send_time += msecs_to_jiffies(MAX_AGGREGATION_MS); - bat_iv_ogm_aggregate_new(packet_buff, packet_len, - send_time, direct_link, - if_incoming, own_packet); + batadv_iv_ogm_aggregate_new(packet_buff, packet_len, + send_time, direct_link, + if_incoming, own_packet); } else { - bat_iv_ogm_aggregate(forw_packet_aggr, packet_buff, - packet_len, direct_link); + batadv_iv_ogm_aggregate(forw_packet_aggr, packet_buff, + packet_len, direct_link); spin_unlock_bh(&bat_priv->forw_bat_list_lock); } } -static void bat_iv_ogm_forward(struct orig_node *orig_node, - const struct ethhdr *ethhdr, - struct batman_ogm_packet *batman_ogm_packet, - bool is_single_hop_neigh, - bool is_from_best_next_hop, - struct hard_iface *if_incoming) +static void batadv_iv_ogm_forward(struct orig_node *orig_node, + const struct ethhdr *ethhdr, + struct batman_ogm_packet *batman_ogm_packet, + bool is_single_hop_neigh, + bool is_from_best_next_hop, + struct hard_iface *if_incoming) { struct bat_priv *bat_priv = netdev_priv(if_incoming->soft_iface); uint8_t tt_num_changes; if (batman_ogm_packet->header.ttl <= 1) { - bat_dbg(DBG_BATMAN, bat_priv, "ttl exceeded\n"); + batadv_dbg(DBG_BATMAN, bat_priv, "ttl exceeded\n"); return; } @@ -544,11 +546,12 @@ static void bat_iv_ogm_forward(struct orig_node *orig_node, memcpy(batman_ogm_packet->prev_sender, ethhdr->h_source, ETH_ALEN); /* apply hop penalty */ - batman_ogm_packet->tq = hop_penalty(batman_ogm_packet->tq, bat_priv); + batman_ogm_packet->tq = batadv_hop_penalty(batman_ogm_packet->tq, + bat_priv); - bat_dbg(DBG_BATMAN, bat_priv, - "Forwarding packet: tq: %i, ttl: %i\n", - batman_ogm_packet->tq, batman_ogm_packet->header.ttl); + batadv_dbg(DBG_BATMAN, bat_priv, + "Forwarding packet: tq: %i, ttl: %i\n", + batman_ogm_packet->tq, batman_ogm_packet->header.ttl); /* switch of primaries first hop flag when forwarding */ batman_ogm_packet->flags &= ~PRIMARIES_FIRST_HOP; @@ -557,12 +560,12 @@ static void bat_iv_ogm_forward(struct orig_node *orig_node, else batman_ogm_packet->flags &= ~DIRECTLINK; - bat_iv_ogm_queue_add(bat_priv, (unsigned char *)batman_ogm_packet, - BATMAN_OGM_HLEN + batadv_tt_len(tt_num_changes), - if_incoming, 0, bat_iv_ogm_fwd_send_time()); + batadv_iv_ogm_queue_add(bat_priv, (unsigned char *)batman_ogm_packet, + BATMAN_OGM_HLEN + batadv_tt_len(tt_num_changes), + if_incoming, 0, batadv_iv_ogm_fwd_send_time()); } -static void bat_iv_ogm_schedule(struct hard_iface *hard_iface) +static void batadv_iv_ogm_schedule(struct hard_iface *hard_iface) { struct bat_priv *bat_priv = netdev_priv(hard_iface->soft_iface); struct batman_ogm_packet *batman_ogm_packet; @@ -570,7 +573,7 @@ static void bat_iv_ogm_schedule(struct hard_iface *hard_iface) int vis_server, tt_num_changes = 0; vis_server = atomic_read(&bat_priv->vis_mode); - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (hard_iface == primary_if) tt_num_changes = batadv_tt_append_diff(bat_priv, @@ -603,38 +606,40 @@ static void bat_iv_ogm_schedule(struct hard_iface *hard_iface) batman_ogm_packet->gw_flags = NO_FLAGS; batadv_slide_own_bcast_window(hard_iface); - bat_iv_ogm_queue_add(bat_priv, hard_iface->packet_buff, - hard_iface->packet_len, hard_iface, 1, - bat_iv_ogm_emit_send_time(bat_priv)); + batadv_iv_ogm_queue_add(bat_priv, hard_iface->packet_buff, + hard_iface->packet_len, hard_iface, 1, + batadv_iv_ogm_emit_send_time(bat_priv)); if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); } -static void bat_iv_ogm_orig_update(struct bat_priv *bat_priv, - struct orig_node *orig_node, - const struct ethhdr *ethhdr, - const struct batman_ogm_packet - *batman_ogm_packet, - struct hard_iface *if_incoming, - const unsigned char *tt_buff, - int is_duplicate) +static void +batadv_iv_ogm_orig_update(struct bat_priv *bat_priv, + struct orig_node *orig_node, + const struct ethhdr *ethhdr, + const struct batman_ogm_packet *batman_ogm_packet, + struct hard_iface *if_incoming, + const unsigned char *tt_buff, + int is_duplicate) { struct neigh_node *neigh_node = NULL, *tmp_neigh_node = NULL; struct neigh_node *router = NULL; struct orig_node *orig_node_tmp; struct hlist_node *node; uint8_t bcast_own_sum_orig, bcast_own_sum_neigh; + uint8_t *neigh_addr; - bat_dbg(DBG_BATMAN, bat_priv, - "update_originator(): Searching and updating originator entry of received packet\n"); + batadv_dbg(DBG_BATMAN, bat_priv, + "update_originator(): Searching and updating originator entry of received packet\n"); rcu_read_lock(); hlist_for_each_entry_rcu(tmp_neigh_node, node, &orig_node->neigh_list, list) { - if (compare_eth(tmp_neigh_node->addr, ethhdr->h_source) && - (tmp_neigh_node->if_incoming == if_incoming) && - atomic_inc_not_zero(&tmp_neigh_node->refcount)) { + neigh_addr = tmp_neigh_node->addr; + if (batadv_compare_eth(neigh_addr, ethhdr->h_source) && + tmp_neigh_node->if_incoming == if_incoming && + atomic_inc_not_zero(&tmp_neigh_node->refcount)) { if (neigh_node) batadv_neigh_node_free_ref(neigh_node); neigh_node = tmp_neigh_node; @@ -659,16 +664,17 @@ static void bat_iv_ogm_orig_update(struct bat_priv *bat_priv, if (!orig_tmp) goto unlock; - neigh_node = bat_iv_ogm_neigh_new(if_incoming, ethhdr->h_source, - orig_node, orig_tmp, - batman_ogm_packet->seqno); + neigh_node = batadv_iv_ogm_neigh_new(if_incoming, + ethhdr->h_source, + orig_node, orig_tmp, + batman_ogm_packet->seqno); batadv_orig_node_free_ref(orig_tmp); if (!neigh_node) goto unlock; } else - bat_dbg(DBG_BATMAN, bat_priv, - "Updating existing last-hop neighbor of originator\n"); + batadv_dbg(DBG_BATMAN, bat_priv, + "Updating existing last-hop neighbor of originator\n"); rcu_read_unlock(); @@ -757,10 +763,10 @@ out: batadv_neigh_node_free_ref(router); } -static int bat_iv_ogm_calc_tq(struct orig_node *orig_node, - struct orig_node *orig_neigh_node, - struct batman_ogm_packet *batman_ogm_packet, - struct hard_iface *if_incoming) +static int batadv_iv_ogm_calc_tq(struct orig_node *orig_node, + struct orig_node *orig_neigh_node, + struct batman_ogm_packet *batman_ogm_packet, + struct hard_iface *if_incoming) { struct bat_priv *bat_priv = netdev_priv(if_incoming->soft_iface); struct neigh_node *neigh_node = NULL, *tmp_neigh_node; @@ -774,7 +780,8 @@ static int bat_iv_ogm_calc_tq(struct orig_node *orig_node, hlist_for_each_entry_rcu(tmp_neigh_node, node, &orig_neigh_node->neigh_list, list) { - if (!compare_eth(tmp_neigh_node->addr, orig_neigh_node->orig)) + if (!batadv_compare_eth(tmp_neigh_node->addr, + orig_neigh_node->orig)) continue; if (tmp_neigh_node->if_incoming != if_incoming) @@ -789,11 +796,11 @@ static int bat_iv_ogm_calc_tq(struct orig_node *orig_node, rcu_read_unlock(); if (!neigh_node) - neigh_node = bat_iv_ogm_neigh_new(if_incoming, - orig_neigh_node->orig, - orig_neigh_node, - orig_neigh_node, - batman_ogm_packet->seqno); + neigh_node = batadv_iv_ogm_neigh_new(if_incoming, + orig_neigh_node->orig, + orig_neigh_node, + orig_neigh_node, + batman_ogm_packet->seqno); if (!neigh_node) goto out; @@ -844,10 +851,11 @@ static int bat_iv_ogm_calc_tq(struct orig_node *orig_node, * tq_asym_penalty) / (TQ_MAX_VALUE * TQ_MAX_VALUE)); - bat_dbg(DBG_BATMAN, bat_priv, - "bidirectional: orig = %-15pM neigh = %-15pM => own_bcast = %2i, real recv = %2i, local tq: %3i, asym_penalty: %3i, total tq: %3i\n", - orig_node->orig, orig_neigh_node->orig, total_count, - neigh_rq_count, tq_own, tq_asym_penalty, batman_ogm_packet->tq); + batadv_dbg(DBG_BATMAN, bat_priv, + "bidirectional: orig = %-15pM neigh = %-15pM => own_bcast = %2i, real recv = %2i, local tq: %3i, asym_penalty: %3i, total tq: %3i\n", + orig_node->orig, orig_neigh_node->orig, total_count, + neigh_rq_count, tq_own, + tq_asym_penalty, batman_ogm_packet->tq); /* if link has the minimum required transmission quality * consider it bidirectional @@ -869,10 +877,10 @@ out: * -1 the packet is old and has been received while the seqno window * was protected. Caller should drop it. */ -static int bat_iv_ogm_update_seqnos(const struct ethhdr *ethhdr, - const struct batman_ogm_packet - *batman_ogm_packet, - const struct hard_iface *if_incoming) +static int +batadv_iv_ogm_update_seqnos(const struct ethhdr *ethhdr, + const struct batman_ogm_packet *batman_ogm_packet, + const struct hard_iface *if_incoming) { struct bat_priv *bat_priv = netdev_priv(if_incoming->soft_iface); struct orig_node *orig_node; @@ -883,6 +891,7 @@ static int bat_iv_ogm_update_seqnos(const struct ethhdr *ethhdr, int need_update = 0; int set_mark, ret = -1; uint32_t seqno = ntohl(batman_ogm_packet->seqno); + uint8_t *neigh_addr; orig_node = batadv_get_orig_node(bat_priv, batman_ogm_packet->orig); if (!orig_node) @@ -901,12 +910,13 @@ static int bat_iv_ogm_update_seqnos(const struct ethhdr *ethhdr, hlist_for_each_entry_rcu(tmp_neigh_node, node, &orig_node->neigh_list, list) { - is_duplicate |= bat_test_bit(tmp_neigh_node->real_bits, - orig_node->last_real_seqno, - seqno); + is_duplicate |= batadv_test_bit(tmp_neigh_node->real_bits, + orig_node->last_real_seqno, + seqno); - if (compare_eth(tmp_neigh_node->addr, ethhdr->h_source) && - (tmp_neigh_node->if_incoming == if_incoming)) + neigh_addr = tmp_neigh_node->addr; + if (batadv_compare_eth(neigh_addr, ethhdr->h_source) && + tmp_neigh_node->if_incoming == if_incoming) set_mark = 1; else set_mark = 0; @@ -923,9 +933,9 @@ static int bat_iv_ogm_update_seqnos(const struct ethhdr *ethhdr, rcu_read_unlock(); if (need_update) { - bat_dbg(DBG_BATMAN, bat_priv, - "updating last_seqno: old %u, new %u\n", - orig_node->last_real_seqno, seqno); + batadv_dbg(DBG_BATMAN, bat_priv, + "updating last_seqno: old %u, new %u\n", + orig_node->last_real_seqno, seqno); orig_node->last_real_seqno = seqno; } @@ -937,10 +947,10 @@ out: return ret; } -static void bat_iv_ogm_process(const struct ethhdr *ethhdr, - struct batman_ogm_packet *batman_ogm_packet, - const unsigned char *tt_buff, - struct hard_iface *if_incoming) +static void batadv_iv_ogm_process(const struct ethhdr *ethhdr, + struct batman_ogm_packet *batman_ogm_packet, + const unsigned char *tt_buff, + struct hard_iface *if_incoming) { struct bat_priv *bat_priv = netdev_priv(if_incoming->soft_iface); struct hard_iface *hard_iface; @@ -949,11 +959,12 @@ static void bat_iv_ogm_process(const struct ethhdr *ethhdr, struct neigh_node *orig_neigh_router = NULL; int has_directlink_flag; int is_my_addr = 0, is_my_orig = 0, is_my_oldorig = 0; - int is_broadcast = 0, is_bidirectional; + int is_broadcast = 0, is_bidirect; bool is_single_hop_neigh = false; bool is_from_best_next_hop = false; - int is_duplicate; + int is_duplicate, sameseq, simlar_ttl; uint32_t if_incoming_seqno; + uint8_t *prev_sender; /* Silently drop when the batman packet is actually not a * correct packet. @@ -975,18 +986,19 @@ static void bat_iv_ogm_process(const struct ethhdr *ethhdr, has_directlink_flag = (batman_ogm_packet->flags & DIRECTLINK ? 1 : 0); - if (compare_eth(ethhdr->h_source, batman_ogm_packet->orig)) + if (batadv_compare_eth(ethhdr->h_source, batman_ogm_packet->orig)) is_single_hop_neigh = true; - bat_dbg(DBG_BATMAN, bat_priv, - "Received BATMAN packet via NB: %pM, IF: %s [%pM] (from OG: %pM, via prev OG: %pM, seqno %u, ttvn %u, crc %u, changes %u, td %d, TTL %d, V %d, IDF %d)\n", - ethhdr->h_source, if_incoming->net_dev->name, - if_incoming->net_dev->dev_addr, batman_ogm_packet->orig, - batman_ogm_packet->prev_sender, ntohl(batman_ogm_packet->seqno), - batman_ogm_packet->ttvn, ntohs(batman_ogm_packet->tt_crc), - batman_ogm_packet->tt_num_changes, batman_ogm_packet->tq, - batman_ogm_packet->header.ttl, - batman_ogm_packet->header.version, has_directlink_flag); + batadv_dbg(DBG_BATMAN, bat_priv, + "Received BATMAN packet via NB: %pM, IF: %s [%pM] (from OG: %pM, via prev OG: %pM, seqno %u, ttvn %u, crc %u, changes %u, td %d, TTL %d, V %d, IDF %d)\n", + ethhdr->h_source, if_incoming->net_dev->name, + if_incoming->net_dev->dev_addr, batman_ogm_packet->orig, + batman_ogm_packet->prev_sender, + ntohl(batman_ogm_packet->seqno), batman_ogm_packet->ttvn, + ntohs(batman_ogm_packet->tt_crc), + batman_ogm_packet->tt_num_changes, batman_ogm_packet->tq, + batman_ogm_packet->header.ttl, + batman_ogm_packet->header.version, has_directlink_flag); rcu_read_lock(); list_for_each_entry_rcu(hard_iface, &batadv_hardif_list, list) { @@ -996,16 +1008,16 @@ static void bat_iv_ogm_process(const struct ethhdr *ethhdr, if (hard_iface->soft_iface != if_incoming->soft_iface) continue; - if (compare_eth(ethhdr->h_source, - hard_iface->net_dev->dev_addr)) + if (batadv_compare_eth(ethhdr->h_source, + hard_iface->net_dev->dev_addr)) is_my_addr = 1; - if (compare_eth(batman_ogm_packet->orig, - hard_iface->net_dev->dev_addr)) + if (batadv_compare_eth(batman_ogm_packet->orig, + hard_iface->net_dev->dev_addr)) is_my_orig = 1; - if (compare_eth(batman_ogm_packet->prev_sender, - hard_iface->net_dev->dev_addr)) + if (batadv_compare_eth(batman_ogm_packet->prev_sender, + hard_iface->net_dev->dev_addr)) is_my_oldorig = 1; if (is_broadcast_ether_addr(ethhdr->h_source)) @@ -1014,29 +1026,30 @@ static void bat_iv_ogm_process(const struct ethhdr *ethhdr, rcu_read_unlock(); if (batman_ogm_packet->header.version != COMPAT_VERSION) { - bat_dbg(DBG_BATMAN, bat_priv, - "Drop packet: incompatible batman version (%i)\n", - batman_ogm_packet->header.version); + batadv_dbg(DBG_BATMAN, bat_priv, + "Drop packet: incompatible batman version (%i)\n", + batman_ogm_packet->header.version); return; } if (is_my_addr) { - bat_dbg(DBG_BATMAN, bat_priv, - "Drop packet: received my own broadcast (sender: %pM)\n", - ethhdr->h_source); + batadv_dbg(DBG_BATMAN, bat_priv, + "Drop packet: received my own broadcast (sender: %pM)\n", + ethhdr->h_source); return; } if (is_broadcast) { - bat_dbg(DBG_BATMAN, bat_priv, - "Drop packet: ignoring all packets with broadcast source addr (sender: %pM)\n", - ethhdr->h_source); + batadv_dbg(DBG_BATMAN, bat_priv, + "Drop packet: ignoring all packets with broadcast source addr (sender: %pM)\n", + ethhdr->h_source); return; } if (is_my_orig) { unsigned long *word; int offset; + int32_t bit_pos; orig_neigh_node = batadv_get_orig_node(bat_priv, ethhdr->h_source); @@ -1048,37 +1061,37 @@ static void bat_iv_ogm_process(const struct ethhdr *ethhdr, * save packet seqno for bidirectional check */ if (has_directlink_flag && - compare_eth(if_incoming->net_dev->dev_addr, - batman_ogm_packet->orig)) { + batadv_compare_eth(if_incoming->net_dev->dev_addr, + batman_ogm_packet->orig)) { offset = if_incoming->if_num * NUM_WORDS; spin_lock_bh(&orig_neigh_node->ogm_cnt_lock); word = &(orig_neigh_node->bcast_own[offset]); - bat_set_bit(word, - if_incoming_seqno - - ntohl(batman_ogm_packet->seqno) - 2); + bit_pos = if_incoming_seqno - 2; + bit_pos -= ntohl(batman_ogm_packet->seqno); + batadv_set_bit(word, bit_pos); orig_neigh_node->bcast_own_sum[if_incoming->if_num] = bitmap_weight(word, TQ_LOCAL_WINDOW_SIZE); spin_unlock_bh(&orig_neigh_node->ogm_cnt_lock); } - bat_dbg(DBG_BATMAN, bat_priv, - "Drop packet: originator packet from myself (via neighbor)\n"); + batadv_dbg(DBG_BATMAN, bat_priv, + "Drop packet: originator packet from myself (via neighbor)\n"); batadv_orig_node_free_ref(orig_neigh_node); return; } if (is_my_oldorig) { - bat_dbg(DBG_BATMAN, bat_priv, - "Drop packet: ignoring all rebroadcast echos (sender: %pM)\n", - ethhdr->h_source); + batadv_dbg(DBG_BATMAN, bat_priv, + "Drop packet: ignoring all rebroadcast echos (sender: %pM)\n", + ethhdr->h_source); return; } if (batman_ogm_packet->flags & NOT_BEST_NEXT_HOP) { - bat_dbg(DBG_BATMAN, bat_priv, - "Drop packet: ignoring all packets not forwarded from the best next hop (sender: %pM)\n", - ethhdr->h_source); + batadv_dbg(DBG_BATMAN, bat_priv, + "Drop packet: ignoring all packets not forwarded from the best next hop (sender: %pM)\n", + ethhdr->h_source); return; } @@ -1086,19 +1099,19 @@ static void bat_iv_ogm_process(const struct ethhdr *ethhdr, if (!orig_node) return; - is_duplicate = bat_iv_ogm_update_seqnos(ethhdr, batman_ogm_packet, - if_incoming); + is_duplicate = batadv_iv_ogm_update_seqnos(ethhdr, batman_ogm_packet, + if_incoming); if (is_duplicate == -1) { - bat_dbg(DBG_BATMAN, bat_priv, - "Drop packet: packet within seqno protection time (sender: %pM)\n", - ethhdr->h_source); + batadv_dbg(DBG_BATMAN, bat_priv, + "Drop packet: packet within seqno protection time (sender: %pM)\n", + ethhdr->h_source); goto out; } if (batman_ogm_packet->tq == 0) { - bat_dbg(DBG_BATMAN, bat_priv, - "Drop packet: originator packet with tq equal 0\n"); + batadv_dbg(DBG_BATMAN, bat_priv, + "Drop packet: originator packet with tq equal 0\n"); goto out; } @@ -1107,18 +1120,18 @@ static void bat_iv_ogm_process(const struct ethhdr *ethhdr, router_router = batadv_orig_node_get_router(router->orig_node); if ((router && router->tq_avg != 0) && - (compare_eth(router->addr, ethhdr->h_source))) + (batadv_compare_eth(router->addr, ethhdr->h_source))) is_from_best_next_hop = true; + prev_sender = batman_ogm_packet->prev_sender; /* avoid temporary routing loops */ if (router && router_router && - (compare_eth(router->addr, batman_ogm_packet->prev_sender)) && - !(compare_eth(batman_ogm_packet->orig, - batman_ogm_packet->prev_sender)) && - (compare_eth(router->addr, router_router->addr))) { - bat_dbg(DBG_BATMAN, bat_priv, - "Drop packet: ignoring all rebroadcast packets that may make me loop (sender: %pM)\n", - ethhdr->h_source); + (batadv_compare_eth(router->addr, prev_sender)) && + !(batadv_compare_eth(batman_ogm_packet->orig, prev_sender)) && + (batadv_compare_eth(router->addr, router_router->addr))) { + batadv_dbg(DBG_BATMAN, bat_priv, + "Drop packet: ignoring all rebroadcast packets that may make me loop (sender: %pM)\n", + ethhdr->h_source); goto out; } @@ -1137,13 +1150,13 @@ static void bat_iv_ogm_process(const struct ethhdr *ethhdr, * don't route towards it */ if (!is_single_hop_neigh && (!orig_neigh_router)) { - bat_dbg(DBG_BATMAN, bat_priv, - "Drop packet: OGM via unknown neighbor!\n"); + batadv_dbg(DBG_BATMAN, bat_priv, + "Drop packet: OGM via unknown neighbor!\n"); goto out_neigh; } - is_bidirectional = bat_iv_ogm_calc_tq(orig_node, orig_neigh_node, - batman_ogm_packet, if_incoming); + is_bidirect = batadv_iv_ogm_calc_tq(orig_node, orig_neigh_node, + batman_ogm_packet, if_incoming); batadv_bonding_save_primary(orig_node, orig_neigh_node, batman_ogm_packet); @@ -1151,45 +1164,44 @@ static void bat_iv_ogm_process(const struct ethhdr *ethhdr, /* update ranking if it is not a duplicate or has the same * seqno and similar ttl as the non-duplicate */ - if (is_bidirectional && - (!is_duplicate || - ((orig_node->last_real_seqno == ntohl(batman_ogm_packet->seqno)) && - (orig_node->last_ttl - 3 <= batman_ogm_packet->header.ttl)))) - bat_iv_ogm_orig_update(bat_priv, orig_node, ethhdr, - batman_ogm_packet, if_incoming, - tt_buff, is_duplicate); + sameseq = orig_node->last_real_seqno == ntohl(batman_ogm_packet->seqno); + simlar_ttl = orig_node->last_ttl - 3 <= batman_ogm_packet->header.ttl; + if (is_bidirect && (!is_duplicate || (sameseq && simlar_ttl))) + batadv_iv_ogm_orig_update(bat_priv, orig_node, ethhdr, + batman_ogm_packet, if_incoming, + tt_buff, is_duplicate); /* is single hop (direct) neighbor */ if (is_single_hop_neigh) { /* mark direct link on incoming interface */ - bat_iv_ogm_forward(orig_node, ethhdr, batman_ogm_packet, - is_single_hop_neigh, is_from_best_next_hop, - if_incoming); + batadv_iv_ogm_forward(orig_node, ethhdr, batman_ogm_packet, + is_single_hop_neigh, + is_from_best_next_hop, if_incoming); - bat_dbg(DBG_BATMAN, bat_priv, - "Forwarding packet: rebroadcast neighbor packet with direct link flag\n"); + batadv_dbg(DBG_BATMAN, bat_priv, + "Forwarding packet: rebroadcast neighbor packet with direct link flag\n"); goto out_neigh; } /* multihop originator */ - if (!is_bidirectional) { - bat_dbg(DBG_BATMAN, bat_priv, - "Drop packet: not received via bidirectional link\n"); + if (!is_bidirect) { + batadv_dbg(DBG_BATMAN, bat_priv, + "Drop packet: not received via bidirectional link\n"); goto out_neigh; } if (is_duplicate) { - bat_dbg(DBG_BATMAN, bat_priv, - "Drop packet: duplicate packet received\n"); + batadv_dbg(DBG_BATMAN, bat_priv, + "Drop packet: duplicate packet received\n"); goto out_neigh; } - bat_dbg(DBG_BATMAN, bat_priv, - "Forwarding packet: rebroadcast originator packet\n"); - bat_iv_ogm_forward(orig_node, ethhdr, batman_ogm_packet, - is_single_hop_neigh, is_from_best_next_hop, - if_incoming); + batadv_dbg(DBG_BATMAN, bat_priv, + "Forwarding packet: rebroadcast originator packet\n"); + batadv_iv_ogm_forward(orig_node, ethhdr, batman_ogm_packet, + is_single_hop_neigh, is_from_best_next_hop, + if_incoming); out_neigh: if ((orig_neigh_node) && (!is_single_hop_neigh)) @@ -1205,8 +1217,8 @@ out: batadv_orig_node_free_ref(orig_node); } -static int bat_iv_ogm_receive(struct sk_buff *skb, - struct hard_iface *if_incoming) +static int batadv_iv_ogm_receive(struct sk_buff *skb, + struct hard_iface *if_incoming) { struct bat_priv *bat_priv = netdev_priv(if_incoming->soft_iface); struct batman_ogm_packet *batman_ogm_packet; @@ -1222,7 +1234,7 @@ static int bat_iv_ogm_receive(struct sk_buff *skb, /* did we receive a B.A.T.M.A.N. IV OGM packet on an interface * that does not have B.A.T.M.A.N. IV enabled ? */ - if (bat_priv->bat_algo_ops->bat_ogm_emit != bat_iv_ogm_emit) + if (bat_priv->bat_algo_ops->bat_ogm_emit != batadv_iv_ogm_emit) return NET_RX_DROP; batadv_inc_counter(bat_priv, BAT_CNT_MGMT_RX); @@ -1238,29 +1250,29 @@ static int bat_iv_ogm_receive(struct sk_buff *skb, do { tt_buff = packet_buff + buff_pos + BATMAN_OGM_HLEN; - bat_iv_ogm_process(ethhdr, batman_ogm_packet, - tt_buff, if_incoming); + batadv_iv_ogm_process(ethhdr, batman_ogm_packet, tt_buff, + if_incoming); buff_pos += BATMAN_OGM_HLEN; buff_pos += batadv_tt_len(batman_ogm_packet->tt_num_changes); batman_ogm_packet = (struct batman_ogm_packet *) (packet_buff + buff_pos); - } while (bat_iv_ogm_aggr_packet(buff_pos, packet_len, - batman_ogm_packet->tt_num_changes)); + } while (batadv_iv_ogm_aggr_packet(buff_pos, packet_len, + batman_ogm_packet->tt_num_changes)); kfree_skb(skb); return NET_RX_SUCCESS; } -static struct bat_algo_ops batman_iv __read_mostly = { +static struct bat_algo_ops batadv_batman_iv __read_mostly = { .name = "BATMAN_IV", - .bat_iface_enable = bat_iv_ogm_iface_enable, - .bat_iface_disable = bat_iv_ogm_iface_disable, - .bat_iface_update_mac = bat_iv_ogm_iface_update_mac, - .bat_primary_iface_set = bat_iv_ogm_primary_iface_set, - .bat_ogm_schedule = bat_iv_ogm_schedule, - .bat_ogm_emit = bat_iv_ogm_emit, + .bat_iface_enable = batadv_iv_ogm_iface_enable, + .bat_iface_disable = batadv_iv_ogm_iface_disable, + .bat_iface_update_mac = batadv_iv_ogm_iface_update_mac, + .bat_primary_iface_set = batadv_iv_ogm_primary_iface_set, + .bat_ogm_schedule = batadv_iv_ogm_schedule, + .bat_ogm_emit = batadv_iv_ogm_emit, }; int __init batadv_iv_init(void) @@ -1268,11 +1280,11 @@ int __init batadv_iv_init(void) int ret; /* batman originator packet */ - ret = batadv_recv_handler_register(BAT_IV_OGM, bat_iv_ogm_receive); + ret = batadv_recv_handler_register(BAT_IV_OGM, batadv_iv_ogm_receive); if (ret < 0) goto out; - ret = batadv_algo_register(&batman_iv); + ret = batadv_algo_register(&batadv_batman_iv); if (ret < 0) goto handler_unregister; diff --git a/net/batman-adv/bat_sysfs.c b/net/batman-adv/bat_sysfs.c index 8196fa6ff22e..03b76a41ac4e 100644 --- a/net/batman-adv/bat_sysfs.c +++ b/net/batman-adv/bat_sysfs.c @@ -26,15 +26,15 @@ #include "gateway_client.h" #include "vis.h" -static struct net_device *kobj_to_netdev(struct kobject *obj) +static struct net_device *batadv_kobj_to_netdev(struct kobject *obj) { struct device *dev = container_of(obj->parent, struct device, kobj); return to_net_dev(dev); } -static struct bat_priv *kobj_to_batpriv(struct kobject *obj) +static struct bat_priv *batadv_kobj_to_batpriv(struct kobject *obj) { - struct net_device *net_dev = kobj_to_netdev(obj); + struct net_device *net_dev = batadv_kobj_to_netdev(obj); return netdev_priv(net_dev); } @@ -42,19 +42,19 @@ static struct bat_priv *kobj_to_batpriv(struct kobject *obj) #define UEV_ACTION_VAR "BATACTION=" #define UEV_DATA_VAR "BATDATA=" -static char *uev_action_str[] = { +static char *batadv_uev_action_str[] = { "add", "del", "change" }; -static char *uev_type_str[] = { +static char *batadv_uev_type_str[] = { "gw" }; /* Use this, if you have customized show and store functions */ #define BAT_ATTR(_name, _mode, _show, _store) \ -struct bat_attribute bat_attr_##_name = { \ +struct bat_attribute batadv_attr_##_name = { \ .attr = {.name = __stringify(_name), \ .mode = _mode }, \ .show = _show, \ @@ -62,20 +62,21 @@ struct bat_attribute bat_attr_##_name = { \ }; #define BAT_ATTR_SIF_STORE_BOOL(_name, _post_func) \ -ssize_t store_##_name(struct kobject *kobj, struct attribute *attr, \ - char *buff, size_t count) \ +ssize_t batadv_store_##_name(struct kobject *kobj, \ + struct attribute *attr, char *buff, \ + size_t count) \ { \ - struct net_device *net_dev = kobj_to_netdev(kobj); \ + struct net_device *net_dev = batadv_kobj_to_netdev(kobj); \ struct bat_priv *bat_priv = netdev_priv(net_dev); \ - return __store_bool_attr(buff, count, _post_func, attr, \ - &bat_priv->_name, net_dev); \ + return __batadv_store_bool_attr(buff, count, _post_func, attr, \ + &bat_priv->_name, net_dev); \ } #define BAT_ATTR_SIF_SHOW_BOOL(_name) \ -ssize_t show_##_name(struct kobject *kobj, \ - struct attribute *attr, char *buff) \ +ssize_t batadv_show_##_name(struct kobject *kobj, \ + struct attribute *attr, char *buff) \ { \ - struct bat_priv *bat_priv = kobj_to_batpriv(kobj); \ + struct bat_priv *bat_priv = batadv_kobj_to_batpriv(kobj); \ return sprintf(buff, "%s\n", \ atomic_read(&bat_priv->_name) == 0 ? \ "disabled" : "enabled"); \ @@ -87,24 +88,27 @@ ssize_t show_##_name(struct kobject *kobj, \ #define BAT_ATTR_SIF_BOOL(_name, _mode, _post_func) \ static BAT_ATTR_SIF_STORE_BOOL(_name, _post_func) \ static BAT_ATTR_SIF_SHOW_BOOL(_name) \ - static BAT_ATTR(_name, _mode, show_##_name, store_##_name) + static BAT_ATTR(_name, _mode, batadv_show_##_name, \ + batadv_store_##_name) #define BAT_ATTR_SIF_STORE_UINT(_name, _min, _max, _post_func) \ -ssize_t store_##_name(struct kobject *kobj, struct attribute *attr, \ - char *buff, size_t count) \ +ssize_t batadv_store_##_name(struct kobject *kobj, \ + struct attribute *attr, char *buff, \ + size_t count) \ { \ - struct net_device *net_dev = kobj_to_netdev(kobj); \ + struct net_device *net_dev = batadv_kobj_to_netdev(kobj); \ struct bat_priv *bat_priv = netdev_priv(net_dev); \ - return __store_uint_attr(buff, count, _min, _max, _post_func, \ - attr, &bat_priv->_name, net_dev); \ + return __batadv_store_uint_attr(buff, count, _min, _max, \ + _post_func, attr, \ + &bat_priv->_name, net_dev); \ } #define BAT_ATTR_SIF_SHOW_UINT(_name) \ -ssize_t show_##_name(struct kobject *kobj, \ - struct attribute *attr, char *buff) \ +ssize_t batadv_show_##_name(struct kobject *kobj, \ + struct attribute *attr, char *buff) \ { \ - struct bat_priv *bat_priv = kobj_to_batpriv(kobj); \ + struct bat_priv *bat_priv = batadv_kobj_to_batpriv(kobj); \ return sprintf(buff, "%i\n", atomic_read(&bat_priv->_name)); \ } \ @@ -114,14 +118,16 @@ ssize_t show_##_name(struct kobject *kobj, \ #define BAT_ATTR_SIF_UINT(_name, _mode, _min, _max, _post_func) \ static BAT_ATTR_SIF_STORE_UINT(_name, _min, _max, _post_func) \ static BAT_ATTR_SIF_SHOW_UINT(_name) \ - static BAT_ATTR(_name, _mode, show_##_name, store_##_name) + static BAT_ATTR(_name, _mode, batadv_show_##_name, \ + batadv_store_##_name) #define BAT_ATTR_HIF_STORE_UINT(_name, _min, _max, _post_func) \ -ssize_t store_##_name(struct kobject *kobj, struct attribute *attr, \ - char *buff, size_t count) \ +ssize_t batadv_store_##_name(struct kobject *kobj, \ + struct attribute *attr, char *buff, \ + size_t count) \ { \ - struct net_device *net_dev = kobj_to_netdev(kobj); \ + struct net_device *net_dev = batadv_kobj_to_netdev(kobj); \ struct hard_iface *hard_iface; \ ssize_t length; \ \ @@ -129,18 +135,19 @@ ssize_t store_##_name(struct kobject *kobj, struct attribute *attr, \ if (!hard_iface) \ return 0; \ \ - length = __store_uint_attr(buff, count, _min, _max, _post_func, \ - attr, &hard_iface->_name, net_dev); \ + length = __batadv_store_uint_attr(buff, count, _min, _max, \ + _post_func, attr, \ + &hard_iface->_name, net_dev); \ \ - hardif_free_ref(hard_iface); \ + batadv_hardif_free_ref(hard_iface); \ return length; \ } #define BAT_ATTR_HIF_SHOW_UINT(_name) \ -ssize_t show_##_name(struct kobject *kobj, \ - struct attribute *attr, char *buff) \ +ssize_t batadv_show_##_name(struct kobject *kobj, \ + struct attribute *attr, char *buff) \ { \ - struct net_device *net_dev = kobj_to_netdev(kobj); \ + struct net_device *net_dev = batadv_kobj_to_netdev(kobj); \ struct hard_iface *hard_iface; \ ssize_t length; \ \ @@ -150,7 +157,7 @@ ssize_t show_##_name(struct kobject *kobj, \ \ length = sprintf(buff, "%i\n", atomic_read(&hard_iface->_name));\ \ - hardif_free_ref(hard_iface); \ + batadv_hardif_free_ref(hard_iface); \ return length; \ } @@ -160,12 +167,13 @@ ssize_t show_##_name(struct kobject *kobj, \ #define BAT_ATTR_HIF_UINT(_name, _mode, _min, _max, _post_func) \ static BAT_ATTR_HIF_STORE_UINT(_name, _min, _max, _post_func) \ static BAT_ATTR_HIF_SHOW_UINT(_name) \ - static BAT_ATTR(_name, _mode, show_##_name, store_##_name) + static BAT_ATTR(_name, _mode, batadv_show_##_name, \ + batadv_store_##_name) -static int store_bool_attr(char *buff, size_t count, - struct net_device *net_dev, - const char *attr_name, atomic_t *attr) +static int batadv_store_bool_attr(char *buff, size_t count, + struct net_device *net_dev, + const char *attr_name, atomic_t *attr) { int enabled = -1; @@ -200,23 +208,27 @@ static int store_bool_attr(char *buff, size_t count, return count; } -static inline ssize_t __store_bool_attr(char *buff, size_t count, - void (*post_func)(struct net_device *), - struct attribute *attr, - atomic_t *attr_store, struct net_device *net_dev) +static inline ssize_t +__batadv_store_bool_attr(char *buff, size_t count, + void (*post_func)(struct net_device *), + struct attribute *attr, + atomic_t *attr_store, struct net_device *net_dev) { int ret; - ret = store_bool_attr(buff, count, net_dev, attr->name, attr_store); + ret = batadv_store_bool_attr(buff, count, net_dev, attr->name, + attr_store); if (post_func && ret) post_func(net_dev); return ret; } -static int store_uint_attr(const char *buff, size_t count, - struct net_device *net_dev, const char *attr_name, - unsigned int min, unsigned int max, atomic_t *attr) +static int batadv_store_uint_attr(const char *buff, size_t count, + struct net_device *net_dev, + const char *attr_name, + unsigned int min, unsigned int max, + atomic_t *attr) { unsigned long uint_val; int ret; @@ -251,26 +263,27 @@ static int store_uint_attr(const char *buff, size_t count, return count; } -static inline ssize_t __store_uint_attr(const char *buff, size_t count, - int min, int max, - void (*post_func)(struct net_device *), - const struct attribute *attr, - atomic_t *attr_store, struct net_device *net_dev) +static inline ssize_t +__batadv_store_uint_attr(const char *buff, size_t count, + int min, int max, + void (*post_func)(struct net_device *), + const struct attribute *attr, + atomic_t *attr_store, struct net_device *net_dev) { int ret; - ret = store_uint_attr(buff, count, net_dev, attr->name, - min, max, attr_store); + ret = batadv_store_uint_attr(buff, count, net_dev, attr->name, min, max, + attr_store); if (post_func && ret) post_func(net_dev); return ret; } -static ssize_t show_vis_mode(struct kobject *kobj, struct attribute *attr, - char *buff) +static ssize_t batadv_show_vis_mode(struct kobject *kobj, + struct attribute *attr, char *buff) { - struct bat_priv *bat_priv = kobj_to_batpriv(kobj); + struct bat_priv *bat_priv = batadv_kobj_to_batpriv(kobj); int vis_mode = atomic_read(&bat_priv->vis_mode); return sprintf(buff, "%s\n", @@ -278,10 +291,11 @@ static ssize_t show_vis_mode(struct kobject *kobj, struct attribute *attr, "client" : "server"); } -static ssize_t store_vis_mode(struct kobject *kobj, struct attribute *attr, - char *buff, size_t count) +static ssize_t batadv_store_vis_mode(struct kobject *kobj, + struct attribute *attr, char *buff, + size_t count) { - struct net_device *net_dev = kobj_to_netdev(kobj); + struct net_device *net_dev = batadv_kobj_to_netdev(kobj); struct bat_priv *bat_priv = netdev_priv(net_dev); unsigned long val; int ret, vis_mode_tmp = -1; @@ -319,23 +333,23 @@ static ssize_t store_vis_mode(struct kobject *kobj, struct attribute *attr, return count; } -static ssize_t show_bat_algo(struct kobject *kobj, struct attribute *attr, - char *buff) +static ssize_t batadv_show_bat_algo(struct kobject *kobj, + struct attribute *attr, char *buff) { - struct bat_priv *bat_priv = kobj_to_batpriv(kobj); + struct bat_priv *bat_priv = batadv_kobj_to_batpriv(kobj); return sprintf(buff, "%s\n", bat_priv->bat_algo_ops->name); } -static void post_gw_deselect(struct net_device *net_dev) +static void batadv_post_gw_deselect(struct net_device *net_dev) { struct bat_priv *bat_priv = netdev_priv(net_dev); batadv_gw_deselect(bat_priv); } -static ssize_t show_gw_mode(struct kobject *kobj, struct attribute *attr, - char *buff) +static ssize_t batadv_show_gw_mode(struct kobject *kobj, struct attribute *attr, + char *buff) { - struct bat_priv *bat_priv = kobj_to_batpriv(kobj); + struct bat_priv *bat_priv = batadv_kobj_to_batpriv(kobj); int bytes_written; switch (atomic_read(&bat_priv->gw_mode)) { @@ -353,10 +367,11 @@ static ssize_t show_gw_mode(struct kobject *kobj, struct attribute *attr, return bytes_written; } -static ssize_t store_gw_mode(struct kobject *kobj, struct attribute *attr, - char *buff, size_t count) +static ssize_t batadv_store_gw_mode(struct kobject *kobj, + struct attribute *attr, char *buff, + size_t count) { - struct net_device *net_dev = kobj_to_netdev(kobj); + struct net_device *net_dev = batadv_kobj_to_netdev(kobj); struct bat_priv *bat_priv = netdev_priv(net_dev); char *curr_gw_mode_str; int gw_mode_tmp = -1; @@ -405,10 +420,10 @@ static ssize_t store_gw_mode(struct kobject *kobj, struct attribute *attr, return count; } -static ssize_t show_gw_bwidth(struct kobject *kobj, struct attribute *attr, - char *buff) +static ssize_t batadv_show_gw_bwidth(struct kobject *kobj, + struct attribute *attr, char *buff) { - struct bat_priv *bat_priv = kobj_to_batpriv(kobj); + struct bat_priv *bat_priv = batadv_kobj_to_batpriv(kobj); int down, up; int gw_bandwidth = atomic_read(&bat_priv->gw_bandwidth); @@ -420,10 +435,11 @@ static ssize_t show_gw_bwidth(struct kobject *kobj, struct attribute *attr, (up > 2048 ? "MBit" : "KBit")); } -static ssize_t store_gw_bwidth(struct kobject *kobj, struct attribute *attr, - char *buff, size_t count) +static ssize_t batadv_store_gw_bwidth(struct kobject *kobj, + struct attribute *attr, char *buff, + size_t count) { - struct net_device *net_dev = kobj_to_netdev(kobj); + struct net_device *net_dev = batadv_kobj_to_netdev(kobj); if (buff[count - 1] == '\n') buff[count - 1] = '\0'; @@ -438,36 +454,38 @@ BAT_ATTR_SIF_BOOL(bridge_loop_avoidance, S_IRUGO | S_IWUSR, NULL); #endif BAT_ATTR_SIF_BOOL(fragmentation, S_IRUGO | S_IWUSR, batadv_update_min_mtu); BAT_ATTR_SIF_BOOL(ap_isolation, S_IRUGO | S_IWUSR, NULL); -static BAT_ATTR(vis_mode, S_IRUGO | S_IWUSR, show_vis_mode, store_vis_mode); -static BAT_ATTR(routing_algo, S_IRUGO, show_bat_algo, NULL); -static BAT_ATTR(gw_mode, S_IRUGO | S_IWUSR, show_gw_mode, store_gw_mode); +static BAT_ATTR(vis_mode, S_IRUGO | S_IWUSR, batadv_show_vis_mode, + batadv_store_vis_mode); +static BAT_ATTR(routing_algo, S_IRUGO, batadv_show_bat_algo, NULL); +static BAT_ATTR(gw_mode, S_IRUGO | S_IWUSR, batadv_show_gw_mode, + batadv_store_gw_mode); BAT_ATTR_SIF_UINT(orig_interval, S_IRUGO | S_IWUSR, 2 * JITTER, INT_MAX, NULL); BAT_ATTR_SIF_UINT(hop_penalty, S_IRUGO | S_IWUSR, 0, TQ_MAX_VALUE, NULL); BAT_ATTR_SIF_UINT(gw_sel_class, S_IRUGO | S_IWUSR, 1, TQ_MAX_VALUE, - post_gw_deselect); -static BAT_ATTR(gw_bandwidth, S_IRUGO | S_IWUSR, show_gw_bwidth, - store_gw_bwidth); + batadv_post_gw_deselect); +static BAT_ATTR(gw_bandwidth, S_IRUGO | S_IWUSR, batadv_show_gw_bwidth, + batadv_store_gw_bwidth); #ifdef CONFIG_BATMAN_ADV_DEBUG BAT_ATTR_SIF_UINT(log_level, S_IRUGO | S_IWUSR, 0, DBG_ALL, NULL); #endif -static struct bat_attribute *mesh_attrs[] = { - &bat_attr_aggregated_ogms, - &bat_attr_bonding, +static struct bat_attribute *batadv_mesh_attrs[] = { + &batadv_attr_aggregated_ogms, + &batadv_attr_bonding, #ifdef CONFIG_BATMAN_ADV_BLA - &bat_attr_bridge_loop_avoidance, + &batadv_attr_bridge_loop_avoidance, #endif - &bat_attr_fragmentation, - &bat_attr_ap_isolation, - &bat_attr_vis_mode, - &bat_attr_routing_algo, - &bat_attr_gw_mode, - &bat_attr_orig_interval, - &bat_attr_hop_penalty, - &bat_attr_gw_sel_class, - &bat_attr_gw_bandwidth, + &batadv_attr_fragmentation, + &batadv_attr_ap_isolation, + &batadv_attr_vis_mode, + &batadv_attr_routing_algo, + &batadv_attr_gw_mode, + &batadv_attr_orig_interval, + &batadv_attr_hop_penalty, + &batadv_attr_gw_sel_class, + &batadv_attr_gw_bandwidth, #ifdef CONFIG_BATMAN_ADV_DEBUG - &bat_attr_log_level, + &batadv_attr_log_level, #endif NULL, }; @@ -487,7 +505,7 @@ int batadv_sysfs_add_meshif(struct net_device *dev) goto out; } - for (bat_attr = mesh_attrs; *bat_attr; ++bat_attr) { + for (bat_attr = batadv_mesh_attrs; *bat_attr; ++bat_attr) { err = sysfs_create_file(bat_priv->mesh_obj, &((*bat_attr)->attr)); if (err) { @@ -501,7 +519,7 @@ int batadv_sysfs_add_meshif(struct net_device *dev) return 0; rem_attr: - for (bat_attr = mesh_attrs; *bat_attr; ++bat_attr) + for (bat_attr = batadv_mesh_attrs; *bat_attr; ++bat_attr) sysfs_remove_file(bat_priv->mesh_obj, &((*bat_attr)->attr)); kobject_put(bat_priv->mesh_obj); @@ -515,17 +533,17 @@ void batadv_sysfs_del_meshif(struct net_device *dev) struct bat_priv *bat_priv = netdev_priv(dev); struct bat_attribute **bat_attr; - for (bat_attr = mesh_attrs; *bat_attr; ++bat_attr) + for (bat_attr = batadv_mesh_attrs; *bat_attr; ++bat_attr) sysfs_remove_file(bat_priv->mesh_obj, &((*bat_attr)->attr)); kobject_put(bat_priv->mesh_obj); bat_priv->mesh_obj = NULL; } -static ssize_t show_mesh_iface(struct kobject *kobj, struct attribute *attr, - char *buff) +static ssize_t batadv_show_mesh_iface(struct kobject *kobj, + struct attribute *attr, char *buff) { - struct net_device *net_dev = kobj_to_netdev(kobj); + struct net_device *net_dev = batadv_kobj_to_netdev(kobj); struct hard_iface *hard_iface = batadv_hardif_get_by_netdev(net_dev); ssize_t length; @@ -535,15 +553,16 @@ static ssize_t show_mesh_iface(struct kobject *kobj, struct attribute *attr, length = sprintf(buff, "%s\n", hard_iface->if_status == IF_NOT_IN_USE ? "none" : hard_iface->soft_iface->name); - hardif_free_ref(hard_iface); + batadv_hardif_free_ref(hard_iface); return length; } -static ssize_t store_mesh_iface(struct kobject *kobj, struct attribute *attr, - char *buff, size_t count) +static ssize_t batadv_store_mesh_iface(struct kobject *kobj, + struct attribute *attr, char *buff, + size_t count) { - struct net_device *net_dev = kobj_to_netdev(kobj); + struct net_device *net_dev = batadv_kobj_to_netdev(kobj); struct hard_iface *hard_iface = batadv_hardif_get_by_netdev(net_dev); int status_tmp = -1; int ret = count; @@ -557,7 +576,7 @@ static ssize_t store_mesh_iface(struct kobject *kobj, struct attribute *attr, if (strlen(buff) >= IFNAMSIZ) { pr_err("Invalid parameter for 'mesh_iface' setting received: interface name too long '%s'\n", buff); - hardif_free_ref(hard_iface); + batadv_hardif_free_ref(hard_iface); return -EINVAL; } @@ -592,14 +611,14 @@ static ssize_t store_mesh_iface(struct kobject *kobj, struct attribute *attr, unlock: rtnl_unlock(); out: - hardif_free_ref(hard_iface); + batadv_hardif_free_ref(hard_iface); return ret; } -static ssize_t show_iface_status(struct kobject *kobj, struct attribute *attr, - char *buff) +static ssize_t batadv_show_iface_status(struct kobject *kobj, + struct attribute *attr, char *buff) { - struct net_device *net_dev = kobj_to_netdev(kobj); + struct net_device *net_dev = batadv_kobj_to_netdev(kobj); struct hard_iface *hard_iface = batadv_hardif_get_by_netdev(net_dev); ssize_t length; @@ -625,18 +644,18 @@ static ssize_t show_iface_status(struct kobject *kobj, struct attribute *attr, break; } - hardif_free_ref(hard_iface); + batadv_hardif_free_ref(hard_iface); return length; } static BAT_ATTR(mesh_iface, S_IRUGO | S_IWUSR, - show_mesh_iface, store_mesh_iface); -static BAT_ATTR(iface_status, S_IRUGO, show_iface_status, NULL); + batadv_show_mesh_iface, batadv_store_mesh_iface); +static BAT_ATTR(iface_status, S_IRUGO, batadv_show_iface_status, NULL); -static struct bat_attribute *batman_attrs[] = { - &bat_attr_mesh_iface, - &bat_attr_iface_status, +static struct bat_attribute *batadv_batman_attrs[] = { + &batadv_attr_mesh_iface, + &batadv_attr_iface_status, NULL, }; @@ -655,7 +674,7 @@ int batadv_sysfs_add_hardif(struct kobject **hardif_obj, struct net_device *dev) goto out; } - for (bat_attr = batman_attrs; *bat_attr; ++bat_attr) { + for (bat_attr = batadv_batman_attrs; *bat_attr; ++bat_attr) { err = sysfs_create_file(*hardif_obj, &((*bat_attr)->attr)); if (err) { bat_err(dev, "Can't add sysfs file: %s/%s/%s\n", @@ -668,7 +687,7 @@ int batadv_sysfs_add_hardif(struct kobject **hardif_obj, struct net_device *dev) return 0; rem_attr: - for (bat_attr = batman_attrs; *bat_attr; ++bat_attr) + for (bat_attr = batadv_batman_attrs; *bat_attr; ++bat_attr) sysfs_remove_file(*hardif_obj, &((*bat_attr)->attr)); out: return -ENOMEM; @@ -688,27 +707,28 @@ int batadv_throw_uevent(struct bat_priv *bat_priv, enum uev_type type, struct kobject *bat_kobj; char *uevent_env[4] = { NULL, NULL, NULL, NULL }; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto out; bat_kobj = &primary_if->soft_iface->dev.kobj; uevent_env[0] = kmalloc(strlen(UEV_TYPE_VAR) + - strlen(uev_type_str[type]) + 1, + strlen(batadv_uev_type_str[type]) + 1, GFP_ATOMIC); if (!uevent_env[0]) goto out; - sprintf(uevent_env[0], "%s%s", UEV_TYPE_VAR, uev_type_str[type]); + sprintf(uevent_env[0], "%s%s", UEV_TYPE_VAR, batadv_uev_type_str[type]); uevent_env[1] = kmalloc(strlen(UEV_ACTION_VAR) + - strlen(uev_action_str[action]) + 1, + strlen(batadv_uev_action_str[action]) + 1, GFP_ATOMIC); if (!uevent_env[1]) goto out; - sprintf(uevent_env[1], "%s%s", UEV_ACTION_VAR, uev_action_str[action]); + sprintf(uevent_env[1], "%s%s", UEV_ACTION_VAR, + batadv_uev_action_str[action]); /* If the event is DEL, ignore the data field */ if (action != UEV_DEL) { @@ -727,12 +747,13 @@ out: kfree(uevent_env[2]); if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); if (ret) - bat_dbg(DBG_BATMAN, bat_priv, - "Impossible to send uevent for (%s,%s,%s) event (err: %d)\n", - uev_type_str[type], uev_action_str[action], - (action == UEV_DEL ? "NULL" : data), ret); + batadv_dbg(DBG_BATMAN, bat_priv, + "Impossible to send uevent for (%s,%s,%s) event (err: %d)\n", + batadv_uev_type_str[type], + batadv_uev_action_str[action], + (action == UEV_DEL ? "NULL" : data), ret); return ret; } diff --git a/net/batman-adv/bitarray.c b/net/batman-adv/bitarray.c index 838abbc73c6c..e195b9eed7ee 100644 --- a/net/batman-adv/bitarray.c +++ b/net/batman-adv/bitarray.c @@ -48,7 +48,7 @@ int batadv_bit_get_packet(void *priv, unsigned long *seq_bits, */ if ((seq_num_diff <= 0) && (seq_num_diff > -TQ_LOCAL_WINDOW_SIZE)) { if (set_mark) - bat_set_bit(seq_bits, -seq_num_diff); + batadv_set_bit(seq_bits, -seq_num_diff); return 0; } @@ -59,19 +59,19 @@ int batadv_bit_get_packet(void *priv, unsigned long *seq_bits, batadv_bitmap_shift_left(seq_bits, seq_num_diff); if (set_mark) - bat_set_bit(seq_bits, 0); + batadv_set_bit(seq_bits, 0); return 1; } /* sequence number is much newer, probably missed a lot of packets */ if ((seq_num_diff >= TQ_LOCAL_WINDOW_SIZE) && (seq_num_diff < EXPECTED_SEQNO_RANGE)) { - bat_dbg(DBG_BATMAN, bat_priv, - "We missed a lot of packets (%i) !\n", - seq_num_diff - 1); + batadv_dbg(DBG_BATMAN, bat_priv, + "We missed a lot of packets (%i) !\n", + seq_num_diff - 1); bitmap_zero(seq_bits, TQ_LOCAL_WINDOW_SIZE); if (set_mark) - bat_set_bit(seq_bits, 0); + batadv_set_bit(seq_bits, 0); return 1; } @@ -83,12 +83,12 @@ int batadv_bit_get_packet(void *priv, unsigned long *seq_bits, if ((seq_num_diff <= -TQ_LOCAL_WINDOW_SIZE) || (seq_num_diff >= EXPECTED_SEQNO_RANGE)) { - bat_dbg(DBG_BATMAN, bat_priv, - "Other host probably restarted!\n"); + batadv_dbg(DBG_BATMAN, bat_priv, + "Other host probably restarted!\n"); bitmap_zero(seq_bits, TQ_LOCAL_WINDOW_SIZE); if (set_mark) - bat_set_bit(seq_bits, 0); + batadv_set_bit(seq_bits, 0); return 1; } diff --git a/net/batman-adv/bitarray.h b/net/batman-adv/bitarray.h index 8ab542632343..7954ba81cece 100644 --- a/net/batman-adv/bitarray.h +++ b/net/batman-adv/bitarray.h @@ -23,8 +23,8 @@ /* returns true if the corresponding bit in the given seq_bits indicates true * and curr_seqno is within range of last_seqno */ -static inline int bat_test_bit(const unsigned long *seq_bits, - uint32_t last_seqno, uint32_t curr_seqno) +static inline int batadv_test_bit(const unsigned long *seq_bits, + uint32_t last_seqno, uint32_t curr_seqno) { int32_t diff; @@ -36,7 +36,7 @@ static inline int bat_test_bit(const unsigned long *seq_bits, } /* turn corresponding bit on, so we can remember that we got the packet */ -static inline void bat_set_bit(unsigned long *seq_bits, int32_t n) +static inline void batadv_set_bit(unsigned long *seq_bits, int32_t n) { /* if too old, just drop it */ if (n < 0 || n >= TQ_LOCAL_WINDOW_SIZE) diff --git a/net/batman-adv/bridge_loop_avoidance.c b/net/batman-adv/bridge_loop_avoidance.c index 52c0d637d581..0592d2bcb9b5 100644 --- a/net/batman-adv/bridge_loop_avoidance.c +++ b/net/batman-adv/bridge_loop_avoidance.c @@ -31,14 +31,14 @@ #include <net/arp.h> #include <linux/if_vlan.h> -static const uint8_t announce_mac[4] = {0x43, 0x05, 0x43, 0x05}; +static const uint8_t batadv_announce_mac[4] = {0x43, 0x05, 0x43, 0x05}; -static void bla_periodic_work(struct work_struct *work); -static void bla_send_announce(struct bat_priv *bat_priv, - struct backbone_gw *backbone_gw); +static void batadv_bla_periodic_work(struct work_struct *work); +static void batadv_bla_send_announce(struct bat_priv *bat_priv, + struct backbone_gw *backbone_gw); /* return the index of the claim */ -static inline uint32_t choose_claim(const void *data, uint32_t size) +static inline uint32_t batadv_choose_claim(const void *data, uint32_t size) { const unsigned char *key = data; uint32_t hash = 0; @@ -58,7 +58,8 @@ static inline uint32_t choose_claim(const void *data, uint32_t size) } /* return the index of the backbone gateway */ -static inline uint32_t choose_backbone_gw(const void *data, uint32_t size) +static inline uint32_t batadv_choose_backbone_gw(const void *data, + uint32_t size) { const unsigned char *key = data; uint32_t hash = 0; @@ -79,7 +80,8 @@ static inline uint32_t choose_backbone_gw(const void *data, uint32_t size) /* compares address and vid of two backbone gws */ -static int compare_backbone_gw(const struct hlist_node *node, const void *data2) +static int batadv_compare_backbone_gw(const struct hlist_node *node, + const void *data2) { const void *data1 = container_of(node, struct backbone_gw, hash_entry); @@ -88,7 +90,8 @@ static int compare_backbone_gw(const struct hlist_node *node, const void *data2) } /* compares address and vid of two claims */ -static int compare_claim(const struct hlist_node *node, const void *data2) +static int batadv_compare_claim(const struct hlist_node *node, + const void *data2) { const void *data1 = container_of(node, struct claim, hash_entry); @@ -97,28 +100,28 @@ static int compare_claim(const struct hlist_node *node, const void *data2) } /* free a backbone gw */ -static void backbone_gw_free_ref(struct backbone_gw *backbone_gw) +static void batadv_backbone_gw_free_ref(struct backbone_gw *backbone_gw) { if (atomic_dec_and_test(&backbone_gw->refcount)) kfree_rcu(backbone_gw, rcu); } /* finally deinitialize the claim */ -static void claim_free_rcu(struct rcu_head *rcu) +static void batadv_claim_free_rcu(struct rcu_head *rcu) { struct claim *claim; claim = container_of(rcu, struct claim, rcu); - backbone_gw_free_ref(claim->backbone_gw); + batadv_backbone_gw_free_ref(claim->backbone_gw); kfree(claim); } /* free a claim, call claim_free_rcu if its the last reference */ -static void claim_free_ref(struct claim *claim) +static void batadv_claim_free_ref(struct claim *claim) { if (atomic_dec_and_test(&claim->refcount)) - call_rcu(&claim->rcu, claim_free_rcu); + call_rcu(&claim->rcu, batadv_claim_free_rcu); } /* @bat_priv: the bat priv with all the soft interface information @@ -127,8 +130,8 @@ static void claim_free_ref(struct claim *claim) * looks for a claim in the hash, and returns it if found * or NULL otherwise. */ -static struct claim *claim_hash_find(struct bat_priv *bat_priv, - struct claim *data) +static struct claim *batadv_claim_hash_find(struct bat_priv *bat_priv, + struct claim *data) { struct hashtable_t *hash = bat_priv->claim_hash; struct hlist_head *head; @@ -140,12 +143,12 @@ static struct claim *claim_hash_find(struct bat_priv *bat_priv, if (!hash) return NULL; - index = choose_claim(data, hash->size); + index = batadv_choose_claim(data, hash->size); head = &hash->table[index]; rcu_read_lock(); hlist_for_each_entry_rcu(claim, node, head, hash_entry) { - if (!compare_claim(&claim->hash_entry, data)) + if (!batadv_compare_claim(&claim->hash_entry, data)) continue; if (!atomic_inc_not_zero(&claim->refcount)) @@ -166,8 +169,8 @@ static struct claim *claim_hash_find(struct bat_priv *bat_priv, * looks for a claim in the hash, and returns it if found * or NULL otherwise. */ -static struct backbone_gw *backbone_hash_find(struct bat_priv *bat_priv, - uint8_t *addr, short vid) +static struct backbone_gw *batadv_backbone_hash_find(struct bat_priv *bat_priv, + uint8_t *addr, short vid) { struct hashtable_t *hash = bat_priv->backbone_hash; struct hlist_head *head; @@ -182,13 +185,13 @@ static struct backbone_gw *backbone_hash_find(struct bat_priv *bat_priv, memcpy(search_entry.orig, addr, ETH_ALEN); search_entry.vid = vid; - index = choose_backbone_gw(&search_entry, hash->size); + index = batadv_choose_backbone_gw(&search_entry, hash->size); head = &hash->table[index]; rcu_read_lock(); hlist_for_each_entry_rcu(backbone_gw, node, head, hash_entry) { - if (!compare_backbone_gw(&backbone_gw->hash_entry, - &search_entry)) + if (!batadv_compare_backbone_gw(&backbone_gw->hash_entry, + &search_entry)) continue; if (!atomic_inc_not_zero(&backbone_gw->refcount)) @@ -203,7 +206,7 @@ static struct backbone_gw *backbone_hash_find(struct bat_priv *bat_priv, } /* delete all claims for a backbone */ -static void bla_del_backbone_claims(struct backbone_gw *backbone_gw) +static void batadv_bla_del_backbone_claims(struct backbone_gw *backbone_gw) { struct hashtable_t *hash; struct hlist_node *node, *node_tmp; @@ -227,7 +230,7 @@ static void bla_del_backbone_claims(struct backbone_gw *backbone_gw) if (claim->backbone_gw != backbone_gw) continue; - claim_free_ref(claim); + batadv_claim_free_ref(claim); hlist_del_rcu(node); } spin_unlock_bh(list_lock); @@ -244,8 +247,8 @@ static void bla_del_backbone_claims(struct backbone_gw *backbone_gw) * * sends a claim frame according to the provided info. */ -static void bla_send_claim(struct bat_priv *bat_priv, uint8_t *mac, - short vid, int claimtype) +static void batadv_bla_send_claim(struct bat_priv *bat_priv, uint8_t *mac, + short vid, int claimtype) { struct sk_buff *skb; struct ethhdr *ethhdr; @@ -255,7 +258,7 @@ static void bla_send_claim(struct bat_priv *bat_priv, uint8_t *mac, struct bla_claim_dst local_claim_dest; __be32 zeroip = 0; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) return; @@ -294,25 +297,26 @@ static void bla_send_claim(struct bat_priv *bat_priv, uint8_t *mac, * set Ethernet SRC to the clients mac */ memcpy(ethhdr->h_source, mac, ETH_ALEN); - bat_dbg(DBG_BLA, bat_priv, - "bla_send_claim(): CLAIM %pM on vid %d\n", mac, vid); + batadv_dbg(DBG_BLA, bat_priv, + "bla_send_claim(): CLAIM %pM on vid %d\n", mac, vid); break; case CLAIM_TYPE_DEL: /* unclaim frame * set HW SRC to the clients mac */ memcpy(hw_src, mac, ETH_ALEN); - bat_dbg(DBG_BLA, bat_priv, - "bla_send_claim(): UNCLAIM %pM on vid %d\n", mac, vid); + batadv_dbg(DBG_BLA, bat_priv, + "bla_send_claim(): UNCLAIM %pM on vid %d\n", mac, + vid); break; case CLAIM_TYPE_ANNOUNCE: /* announcement frame * set HW SRC to the special mac containg the crc */ memcpy(hw_src, mac, ETH_ALEN); - bat_dbg(DBG_BLA, bat_priv, - "bla_send_claim(): ANNOUNCE of %pM on vid %d\n", - ethhdr->h_source, vid); + batadv_dbg(DBG_BLA, bat_priv, + "bla_send_claim(): ANNOUNCE of %pM on vid %d\n", + ethhdr->h_source, vid); break; case CLAIM_TYPE_REQUEST: /* request frame @@ -320,9 +324,9 @@ static void bla_send_claim(struct bat_priv *bat_priv, uint8_t *mac, */ memcpy(hw_src, mac, ETH_ALEN); memcpy(ethhdr->h_dest, mac, ETH_ALEN); - bat_dbg(DBG_BLA, bat_priv, - "bla_send_claim(): REQUEST of %pM to %pMon vid %d\n", - ethhdr->h_source, ethhdr->h_dest, vid); + batadv_dbg(DBG_BLA, bat_priv, + "bla_send_claim(): REQUEST of %pM to %pMon vid %d\n", + ethhdr->h_source, ethhdr->h_dest, vid); break; } @@ -339,7 +343,7 @@ static void bla_send_claim(struct bat_priv *bat_priv, uint8_t *mac, netif_rx(skb); out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); } /* @bat_priv: the bat priv with all the soft interface information @@ -349,21 +353,21 @@ out: * searches for the backbone gw or creates a new one if it could not * be found. */ -static struct backbone_gw *bla_get_backbone_gw(struct bat_priv *bat_priv, - uint8_t *orig, short vid) +static struct backbone_gw *batadv_bla_get_backbone_gw(struct bat_priv *bat_priv, + uint8_t *orig, short vid) { struct backbone_gw *entry; struct orig_node *orig_node; int hash_added; - entry = backbone_hash_find(bat_priv, orig, vid); + entry = batadv_backbone_hash_find(bat_priv, orig, vid); if (entry) return entry; - bat_dbg(DBG_BLA, bat_priv, - "bla_get_backbone_gw(): not found (%pM, %d), creating new entry\n", - orig, vid); + batadv_dbg(DBG_BLA, bat_priv, + "bla_get_backbone_gw(): not found (%pM, %d), creating new entry\n", + orig, vid); entry = kzalloc(sizeof(*entry), GFP_ATOMIC); if (!entry) @@ -379,8 +383,10 @@ static struct backbone_gw *bla_get_backbone_gw(struct bat_priv *bat_priv, /* one for the hash, one for returning */ atomic_set(&entry->refcount, 2); - hash_added = hash_add(bat_priv->backbone_hash, compare_backbone_gw, - choose_backbone_gw, entry, &entry->hash_entry); + hash_added = batadv_hash_add(bat_priv->backbone_hash, + batadv_compare_backbone_gw, + batadv_choose_backbone_gw, entry, + &entry->hash_entry); if (unlikely(hash_added != 0)) { /* hash failed, free the structure */ @@ -389,7 +395,7 @@ static struct backbone_gw *bla_get_backbone_gw(struct bat_priv *bat_priv, } /* this is a gateway now, remove any tt entries */ - orig_node = orig_hash_find(bat_priv, orig); + orig_node = batadv_orig_hash_find(bat_priv, orig); if (orig_node) { batadv_tt_global_del_orig(bat_priv, orig_node, "became a backbone gateway"); @@ -401,19 +407,20 @@ static struct backbone_gw *bla_get_backbone_gw(struct bat_priv *bat_priv, /* update or add the own backbone gw to make sure we announce * where we receive other backbone gws */ -static void bla_update_own_backbone_gw(struct bat_priv *bat_priv, - struct hard_iface *primary_if, - short vid) +static void batadv_bla_update_own_backbone_gw(struct bat_priv *bat_priv, + struct hard_iface *primary_if, + short vid) { struct backbone_gw *backbone_gw; - backbone_gw = bla_get_backbone_gw(bat_priv, - primary_if->net_dev->dev_addr, vid); + backbone_gw = batadv_bla_get_backbone_gw(bat_priv, + primary_if->net_dev->dev_addr, + vid); if (unlikely(!backbone_gw)) return; backbone_gw->lasttime = jiffies; - backbone_gw_free_ref(backbone_gw); + batadv_backbone_gw_free_ref(backbone_gw); } /* @bat_priv: the bat priv with all the soft interface information @@ -422,8 +429,8 @@ static void bla_update_own_backbone_gw(struct bat_priv *bat_priv, * Repeat all of our own claims, and finally send an ANNOUNCE frame * to allow the requester another check if the CRC is correct now. */ -static void bla_answer_request(struct bat_priv *bat_priv, - struct hard_iface *primary_if, short vid) +static void batadv_bla_answer_request(struct bat_priv *bat_priv, + struct hard_iface *primary_if, short vid) { struct hlist_node *node; struct hlist_head *head; @@ -432,11 +439,12 @@ static void bla_answer_request(struct bat_priv *bat_priv, struct backbone_gw *backbone_gw; int i; - bat_dbg(DBG_BLA, bat_priv, - "bla_answer_request(): received a claim request, send all of our own claims again\n"); + batadv_dbg(DBG_BLA, bat_priv, + "bla_answer_request(): received a claim request, send all of our own claims again\n"); - backbone_gw = backbone_hash_find(bat_priv, - primary_if->net_dev->dev_addr, vid); + backbone_gw = batadv_backbone_hash_find(bat_priv, + primary_if->net_dev->dev_addr, + vid); if (!backbone_gw) return; @@ -450,15 +458,15 @@ static void bla_answer_request(struct bat_priv *bat_priv, if (claim->backbone_gw != backbone_gw) continue; - bla_send_claim(bat_priv, claim->addr, claim->vid, - CLAIM_TYPE_ADD); + batadv_bla_send_claim(bat_priv, claim->addr, claim->vid, + CLAIM_TYPE_ADD); } rcu_read_unlock(); } /* finally, send an announcement frame */ - bla_send_announce(bat_priv, backbone_gw); - backbone_gw_free_ref(backbone_gw); + batadv_bla_send_announce(bat_priv, backbone_gw); + batadv_backbone_gw_free_ref(backbone_gw); } /* @backbone_gw: the backbone gateway from whom we are out of sync @@ -467,18 +475,17 @@ static void bla_answer_request(struct bat_priv *bat_priv, * After the request, it will repeat all of his own claims and finally * send an announcement claim with which we can check again. */ -static void bla_send_request(struct backbone_gw *backbone_gw) +static void batadv_bla_send_request(struct backbone_gw *backbone_gw) { /* first, remove all old entries */ - bla_del_backbone_claims(backbone_gw); + batadv_bla_del_backbone_claims(backbone_gw); - bat_dbg(DBG_BLA, backbone_gw->bat_priv, - "Sending REQUEST to %pM\n", - backbone_gw->orig); + batadv_dbg(DBG_BLA, backbone_gw->bat_priv, "Sending REQUEST to %pM\n", + backbone_gw->orig); /* send request */ - bla_send_claim(backbone_gw->bat_priv, backbone_gw->orig, - backbone_gw->vid, CLAIM_TYPE_REQUEST); + batadv_bla_send_claim(backbone_gw->bat_priv, backbone_gw->orig, + backbone_gw->vid, CLAIM_TYPE_REQUEST); /* no local broadcasts should be sent or received, for now. */ if (!atomic_read(&backbone_gw->request_sent)) { @@ -493,17 +500,18 @@ static void bla_send_request(struct backbone_gw *backbone_gw) * This function sends an announcement. It is called from multiple * places. */ -static void bla_send_announce(struct bat_priv *bat_priv, - struct backbone_gw *backbone_gw) +static void batadv_bla_send_announce(struct bat_priv *bat_priv, + struct backbone_gw *backbone_gw) { uint8_t mac[ETH_ALEN]; __be16 crc; - memcpy(mac, announce_mac, 4); + memcpy(mac, batadv_announce_mac, 4); crc = htons(backbone_gw->crc); memcpy(&mac[4], &crc, 2); - bla_send_claim(bat_priv, mac, backbone_gw->vid, CLAIM_TYPE_ANNOUNCE); + batadv_bla_send_claim(bat_priv, mac, backbone_gw->vid, + CLAIM_TYPE_ANNOUNCE); } @@ -514,8 +522,9 @@ static void bla_send_announce(struct bat_priv *bat_priv, * * Adds a claim in the claim hash. */ -static void bla_add_claim(struct bat_priv *bat_priv, const uint8_t *mac, - const short vid, struct backbone_gw *backbone_gw) +static void batadv_bla_add_claim(struct bat_priv *bat_priv, const uint8_t *mac, + const short vid, + struct backbone_gw *backbone_gw) { struct claim *claim; struct claim search_claim; @@ -523,7 +532,7 @@ static void bla_add_claim(struct bat_priv *bat_priv, const uint8_t *mac, memcpy(search_claim.addr, mac, ETH_ALEN); search_claim.vid = vid; - claim = claim_hash_find(bat_priv, &search_claim); + claim = batadv_claim_hash_find(bat_priv, &search_claim); /* create a new claim entry if it does not exist yet. */ if (!claim) { @@ -537,11 +546,13 @@ static void bla_add_claim(struct bat_priv *bat_priv, const uint8_t *mac, claim->backbone_gw = backbone_gw; atomic_set(&claim->refcount, 2); - bat_dbg(DBG_BLA, bat_priv, - "bla_add_claim(): adding new entry %pM, vid %d to hash ...\n", - mac, vid); - hash_added = hash_add(bat_priv->claim_hash, compare_claim, - choose_claim, claim, &claim->hash_entry); + batadv_dbg(DBG_BLA, bat_priv, + "bla_add_claim(): adding new entry %pM, vid %d to hash ...\n", + mac, vid); + hash_added = batadv_hash_add(bat_priv->claim_hash, + batadv_compare_claim, + batadv_choose_claim, claim, + &claim->hash_entry); if (unlikely(hash_added != 0)) { /* only local changes happened. */ @@ -554,13 +565,13 @@ static void bla_add_claim(struct bat_priv *bat_priv, const uint8_t *mac, /* no need to register a new backbone */ goto claim_free_ref; - bat_dbg(DBG_BLA, bat_priv, - "bla_add_claim(): changing ownership for %pM, vid %d\n", - mac, vid); + batadv_dbg(DBG_BLA, bat_priv, + "bla_add_claim(): changing ownership for %pM, vid %d\n", + mac, vid); claim->backbone_gw->crc ^= crc16(0, claim->addr, ETH_ALEN); - backbone_gw_free_ref(claim->backbone_gw); + batadv_backbone_gw_free_ref(claim->backbone_gw); } /* set (new) backbone gw */ @@ -571,45 +582,48 @@ static void bla_add_claim(struct bat_priv *bat_priv, const uint8_t *mac, backbone_gw->lasttime = jiffies; claim_free_ref: - claim_free_ref(claim); + batadv_claim_free_ref(claim); } /* Delete a claim from the claim hash which has the * given mac address and vid. */ -static void bla_del_claim(struct bat_priv *bat_priv, const uint8_t *mac, - const short vid) +static void batadv_bla_del_claim(struct bat_priv *bat_priv, const uint8_t *mac, + const short vid) { struct claim search_claim, *claim; memcpy(search_claim.addr, mac, ETH_ALEN); search_claim.vid = vid; - claim = claim_hash_find(bat_priv, &search_claim); + claim = batadv_claim_hash_find(bat_priv, &search_claim); if (!claim) return; - bat_dbg(DBG_BLA, bat_priv, "bla_del_claim(): %pM, vid %d\n", mac, vid); + batadv_dbg(DBG_BLA, bat_priv, "bla_del_claim(): %pM, vid %d\n", mac, + vid); - hash_remove(bat_priv->claim_hash, compare_claim, choose_claim, claim); - claim_free_ref(claim); /* reference from the hash is gone */ + batadv_hash_remove(bat_priv->claim_hash, batadv_compare_claim, + batadv_choose_claim, claim); + batadv_claim_free_ref(claim); /* reference from the hash is gone */ claim->backbone_gw->crc ^= crc16(0, claim->addr, ETH_ALEN); /* don't need the reference from hash_find() anymore */ - claim_free_ref(claim); + batadv_claim_free_ref(claim); } /* check for ANNOUNCE frame, return 1 if handled */ -static int handle_announce(struct bat_priv *bat_priv, - uint8_t *an_addr, uint8_t *backbone_addr, short vid) +static int batadv_handle_announce(struct bat_priv *bat_priv, + uint8_t *an_addr, uint8_t *backbone_addr, + short vid) { struct backbone_gw *backbone_gw; uint16_t crc; - if (memcmp(an_addr, announce_mac, 4) != 0) + if (memcmp(an_addr, batadv_announce_mac, 4) != 0) return 0; - backbone_gw = bla_get_backbone_gw(bat_priv, backbone_addr, vid); + backbone_gw = batadv_bla_get_backbone_gw(bat_priv, backbone_addr, vid); if (unlikely(!backbone_gw)) return 1; @@ -619,17 +633,17 @@ static int handle_announce(struct bat_priv *bat_priv, backbone_gw->lasttime = jiffies; crc = ntohs(*((__be16 *)(&an_addr[4]))); - bat_dbg(DBG_BLA, bat_priv, - "handle_announce(): ANNOUNCE vid %d (sent by %pM)... CRC = %04x\n", - vid, backbone_gw->orig, crc); + batadv_dbg(DBG_BLA, bat_priv, + "handle_announce(): ANNOUNCE vid %d (sent by %pM)... CRC = %04x\n", + vid, backbone_gw->orig, crc); if (backbone_gw->crc != crc) { - bat_dbg(DBG_BLA, backbone_gw->bat_priv, - "handle_announce(): CRC FAILED for %pM/%d (my = %04x, sent = %04x)\n", - backbone_gw->orig, backbone_gw->vid, backbone_gw->crc, - crc); + batadv_dbg(DBG_BLA, backbone_gw->bat_priv, + "handle_announce(): CRC FAILED for %pM/%d (my = %04x, sent = %04x)\n", + backbone_gw->orig, backbone_gw->vid, + backbone_gw->crc, crc); - bla_send_request(backbone_gw); + batadv_bla_send_request(backbone_gw); } else { /* if we have sent a request and the crc was OK, * we can allow traffic again. @@ -640,84 +654,87 @@ static int handle_announce(struct bat_priv *bat_priv, } } - backbone_gw_free_ref(backbone_gw); + batadv_backbone_gw_free_ref(backbone_gw); return 1; } /* check for REQUEST frame, return 1 if handled */ -static int handle_request(struct bat_priv *bat_priv, - struct hard_iface *primary_if, - uint8_t *backbone_addr, - struct ethhdr *ethhdr, short vid) +static int batadv_handle_request(struct bat_priv *bat_priv, + struct hard_iface *primary_if, + uint8_t *backbone_addr, + struct ethhdr *ethhdr, short vid) { /* check for REQUEST frame */ - if (!compare_eth(backbone_addr, ethhdr->h_dest)) + if (!batadv_compare_eth(backbone_addr, ethhdr->h_dest)) return 0; /* sanity check, this should not happen on a normal switch, * we ignore it in this case. */ - if (!compare_eth(ethhdr->h_dest, primary_if->net_dev->dev_addr)) + if (!batadv_compare_eth(ethhdr->h_dest, primary_if->net_dev->dev_addr)) return 1; - bat_dbg(DBG_BLA, bat_priv, - "handle_request(): REQUEST vid %d (sent by %pM)...\n", - vid, ethhdr->h_source); + batadv_dbg(DBG_BLA, bat_priv, + "handle_request(): REQUEST vid %d (sent by %pM)...\n", + vid, ethhdr->h_source); - bla_answer_request(bat_priv, primary_if, vid); + batadv_bla_answer_request(bat_priv, primary_if, vid); return 1; } /* check for UNCLAIM frame, return 1 if handled */ -static int handle_unclaim(struct bat_priv *bat_priv, - struct hard_iface *primary_if, - uint8_t *backbone_addr, - uint8_t *claim_addr, short vid) +static int batadv_handle_unclaim(struct bat_priv *bat_priv, + struct hard_iface *primary_if, + uint8_t *backbone_addr, + uint8_t *claim_addr, short vid) { struct backbone_gw *backbone_gw; /* unclaim in any case if it is our own */ - if (primary_if && compare_eth(backbone_addr, - primary_if->net_dev->dev_addr)) - bla_send_claim(bat_priv, claim_addr, vid, CLAIM_TYPE_DEL); + if (primary_if && batadv_compare_eth(backbone_addr, + primary_if->net_dev->dev_addr)) + batadv_bla_send_claim(bat_priv, claim_addr, vid, + CLAIM_TYPE_DEL); - backbone_gw = backbone_hash_find(bat_priv, backbone_addr, vid); + backbone_gw = batadv_backbone_hash_find(bat_priv, backbone_addr, vid); if (!backbone_gw) return 1; /* this must be an UNCLAIM frame */ - bat_dbg(DBG_BLA, bat_priv, - "handle_unclaim(): UNCLAIM %pM on vid %d (sent by %pM)...\n", - claim_addr, vid, backbone_gw->orig); + batadv_dbg(DBG_BLA, bat_priv, + "handle_unclaim(): UNCLAIM %pM on vid %d (sent by %pM)...\n", + claim_addr, vid, backbone_gw->orig); - bla_del_claim(bat_priv, claim_addr, vid); - backbone_gw_free_ref(backbone_gw); + batadv_bla_del_claim(bat_priv, claim_addr, vid); + batadv_backbone_gw_free_ref(backbone_gw); return 1; } /* check for CLAIM frame, return 1 if handled */ -static int handle_claim(struct bat_priv *bat_priv, - struct hard_iface *primary_if, uint8_t *backbone_addr, - uint8_t *claim_addr, short vid) +static int batadv_handle_claim(struct bat_priv *bat_priv, + struct hard_iface *primary_if, + uint8_t *backbone_addr, uint8_t *claim_addr, + short vid) { struct backbone_gw *backbone_gw; /* register the gateway if not yet available, and add the claim. */ - backbone_gw = bla_get_backbone_gw(bat_priv, backbone_addr, vid); + backbone_gw = batadv_bla_get_backbone_gw(bat_priv, backbone_addr, vid); if (unlikely(!backbone_gw)) return 1; /* this must be a CLAIM frame */ - bla_add_claim(bat_priv, claim_addr, vid, backbone_gw); - if (compare_eth(backbone_addr, primary_if->net_dev->dev_addr)) - bla_send_claim(bat_priv, claim_addr, vid, CLAIM_TYPE_ADD); + batadv_bla_add_claim(bat_priv, claim_addr, vid, backbone_gw); + if (batadv_compare_eth(backbone_addr, primary_if->net_dev->dev_addr)) + batadv_bla_send_claim(bat_priv, claim_addr, vid, + CLAIM_TYPE_ADD); /* TODO: we could call something like tt_local_del() here. */ - backbone_gw_free_ref(backbone_gw); + batadv_backbone_gw_free_ref(backbone_gw); return 1; } @@ -735,10 +752,10 @@ static int handle_claim(struct bat_priv *bat_priv, * 1 - if is a claim packet from another group * 0 - if it is not a claim packet */ -static int check_claim_group(struct bat_priv *bat_priv, - struct hard_iface *primary_if, - uint8_t *hw_src, uint8_t *hw_dst, - struct ethhdr *ethhdr) +static int batadv_check_claim_group(struct bat_priv *bat_priv, + struct hard_iface *primary_if, + uint8_t *hw_src, uint8_t *hw_dst, + struct ethhdr *ethhdr) { uint8_t *backbone_addr; struct orig_node *orig_node; @@ -769,7 +786,7 @@ static int check_claim_group(struct bat_priv *bat_priv, } /* don't accept claim frames from ourselves */ - if (compare_eth(backbone_addr, primary_if->net_dev->dev_addr)) + if (batadv_compare_eth(backbone_addr, primary_if->net_dev->dev_addr)) return 0; /* if its already the same group, it is fine. */ @@ -777,7 +794,7 @@ static int check_claim_group(struct bat_priv *bat_priv, return 2; /* lets see if this originator is in our mesh */ - orig_node = orig_hash_find(bat_priv, backbone_addr); + orig_node = batadv_orig_hash_find(bat_priv, backbone_addr); /* dont accept claims from gateways which are not in * the same mesh or group. @@ -787,9 +804,9 @@ static int check_claim_group(struct bat_priv *bat_priv, /* if our mesh friends mac is bigger, use it for ourselves. */ if (ntohs(bla_dst->group) > ntohs(bla_dst_own->group)) { - bat_dbg(DBG_BLA, bat_priv, - "taking other backbones claim group: %04x\n", - ntohs(bla_dst->group)); + batadv_dbg(DBG_BLA, bat_priv, + "taking other backbones claim group: %04x\n", + ntohs(bla_dst->group)); bla_dst_own->group = bla_dst->group; } @@ -807,9 +824,9 @@ static int check_claim_group(struct bat_priv *bat_priv, * returns 1 if it was a claim frame, otherwise return 0 to * tell the callee that it can use the frame on its own. */ -static int bla_process_claim(struct bat_priv *bat_priv, - struct hard_iface *primary_if, - struct sk_buff *skb) +static int batadv_bla_process_claim(struct bat_priv *bat_priv, + struct hard_iface *primary_if, + struct sk_buff *skb) { struct ethhdr *ethhdr; struct vlan_ethhdr *vhdr; @@ -862,51 +879,54 @@ static int bla_process_claim(struct bat_priv *bat_priv, bla_dst = (struct bla_claim_dst *)hw_dst; /* check if it is a claim frame. */ - ret = check_claim_group(bat_priv, primary_if, hw_src, hw_dst, ethhdr); + ret = batadv_check_claim_group(bat_priv, primary_if, hw_src, hw_dst, + ethhdr); if (ret == 1) - bat_dbg(DBG_BLA, bat_priv, - "bla_process_claim(): received a claim frame from another group. From: %pM on vid %d ...(hw_src %pM, hw_dst %pM)\n", - ethhdr->h_source, vid, hw_src, hw_dst); + batadv_dbg(DBG_BLA, bat_priv, + "bla_process_claim(): received a claim frame from another group. From: %pM on vid %d ...(hw_src %pM, hw_dst %pM)\n", + ethhdr->h_source, vid, hw_src, hw_dst); if (ret < 2) return ret; /* become a backbone gw ourselves on this vlan if not happened yet */ - bla_update_own_backbone_gw(bat_priv, primary_if, vid); + batadv_bla_update_own_backbone_gw(bat_priv, primary_if, vid); /* check for the different types of claim frames ... */ switch (bla_dst->type) { case CLAIM_TYPE_ADD: - if (handle_claim(bat_priv, primary_if, hw_src, - ethhdr->h_source, vid)) + if (batadv_handle_claim(bat_priv, primary_if, hw_src, + ethhdr->h_source, vid)) return 1; break; case CLAIM_TYPE_DEL: - if (handle_unclaim(bat_priv, primary_if, - ethhdr->h_source, hw_src, vid)) + if (batadv_handle_unclaim(bat_priv, primary_if, + ethhdr->h_source, hw_src, vid)) return 1; break; case CLAIM_TYPE_ANNOUNCE: - if (handle_announce(bat_priv, hw_src, ethhdr->h_source, vid)) + if (batadv_handle_announce(bat_priv, hw_src, ethhdr->h_source, + vid)) return 1; break; case CLAIM_TYPE_REQUEST: - if (handle_request(bat_priv, primary_if, hw_src, ethhdr, vid)) + if (batadv_handle_request(bat_priv, primary_if, hw_src, ethhdr, + vid)) return 1; break; } - bat_dbg(DBG_BLA, bat_priv, - "bla_process_claim(): ERROR - this looks like a claim frame, but is useless. eth src %pM on vid %d ...(hw_src %pM, hw_dst %pM)\n", - ethhdr->h_source, vid, hw_src, hw_dst); + batadv_dbg(DBG_BLA, bat_priv, + "bla_process_claim(): ERROR - this looks like a claim frame, but is useless. eth src %pM on vid %d ...(hw_src %pM, hw_dst %pM)\n", + ethhdr->h_source, vid, hw_src, hw_dst); return 1; } /* Check when we last heard from other nodes, and remove them in case of * a time out, or clean all backbone gws if now is set. */ -static void bla_purge_backbone_gw(struct bat_priv *bat_priv, int now) +static void batadv_bla_purge_backbone_gw(struct bat_priv *bat_priv, int now) { struct backbone_gw *backbone_gw; struct hlist_node *node, *node_tmp; @@ -928,23 +948,23 @@ static void bla_purge_backbone_gw(struct bat_priv *bat_priv, int now) head, hash_entry) { if (now) goto purge_now; - if (!has_timed_out(backbone_gw->lasttime, - BLA_BACKBONE_TIMEOUT)) + if (!batadv_has_timed_out(backbone_gw->lasttime, + BLA_BACKBONE_TIMEOUT)) continue; - bat_dbg(DBG_BLA, backbone_gw->bat_priv, - "bla_purge_backbone_gw(): backbone gw %pM timed out\n", - backbone_gw->orig); + batadv_dbg(DBG_BLA, backbone_gw->bat_priv, + "bla_purge_backbone_gw(): backbone gw %pM timed out\n", + backbone_gw->orig); purge_now: /* don't wait for the pending request anymore */ if (atomic_read(&backbone_gw->request_sent)) atomic_dec(&bat_priv->bla_num_requests); - bla_del_backbone_claims(backbone_gw); + batadv_bla_del_backbone_claims(backbone_gw); hlist_del_rcu(node); - backbone_gw_free_ref(backbone_gw); + batadv_backbone_gw_free_ref(backbone_gw); } spin_unlock_bh(list_lock); } @@ -957,8 +977,8 @@ purge_now: * Check when we heard last time from our own claims, and remove them in case of * a time out, or clean all claims if now is set */ -static void bla_purge_claims(struct bat_priv *bat_priv, - struct hard_iface *primary_if, int now) +static void batadv_bla_purge_claims(struct bat_priv *bat_priv, + struct hard_iface *primary_if, int now) { struct claim *claim; struct hlist_node *node; @@ -977,21 +997,21 @@ static void bla_purge_claims(struct bat_priv *bat_priv, hlist_for_each_entry_rcu(claim, node, head, hash_entry) { if (now) goto purge_now; - if (!compare_eth(claim->backbone_gw->orig, - primary_if->net_dev->dev_addr)) + if (!batadv_compare_eth(claim->backbone_gw->orig, + primary_if->net_dev->dev_addr)) continue; - if (!has_timed_out(claim->lasttime, - BLA_CLAIM_TIMEOUT)) + if (!batadv_has_timed_out(claim->lasttime, + BLA_CLAIM_TIMEOUT)) continue; - bat_dbg(DBG_BLA, bat_priv, - "bla_purge_claims(): %pM, vid %d, time out\n", - claim->addr, claim->vid); + batadv_dbg(DBG_BLA, bat_priv, + "bla_purge_claims(): %pM, vid %d, time out\n", + claim->addr, claim->vid); purge_now: - handle_unclaim(bat_priv, primary_if, - claim->backbone_gw->orig, - claim->addr, claim->vid); + batadv_handle_unclaim(bat_priv, primary_if, + claim->backbone_gw->orig, + claim->addr, claim->vid); } rcu_read_unlock(); } @@ -1018,8 +1038,8 @@ void batadv_bla_update_orig_address(struct bat_priv *bat_priv, htons(crc16(0, primary_if->net_dev->dev_addr, ETH_ALEN)); if (!oldif) { - bla_purge_claims(bat_priv, NULL, 1); - bla_purge_backbone_gw(bat_priv, 1); + batadv_bla_purge_claims(bat_priv, NULL, 1); + batadv_bla_purge_backbone_gw(bat_priv, 1); return; } @@ -1033,8 +1053,8 @@ void batadv_bla_update_orig_address(struct bat_priv *bat_priv, rcu_read_lock(); hlist_for_each_entry_rcu(backbone_gw, node, head, hash_entry) { /* own orig still holds the old value. */ - if (!compare_eth(backbone_gw->orig, - oldif->net_dev->dev_addr)) + if (!batadv_compare_eth(backbone_gw->orig, + oldif->net_dev->dev_addr)) continue; memcpy(backbone_gw->orig, @@ -1042,7 +1062,7 @@ void batadv_bla_update_orig_address(struct bat_priv *bat_priv, /* send an announce frame so others will ask for our * claims and update their tables. */ - bla_send_announce(bat_priv, backbone_gw); + batadv_bla_send_announce(bat_priv, backbone_gw); } rcu_read_unlock(); } @@ -1051,9 +1071,9 @@ void batadv_bla_update_orig_address(struct bat_priv *bat_priv, /* (re)start the timer */ -static void bla_start_timer(struct bat_priv *bat_priv) +static void batadv_bla_start_timer(struct bat_priv *bat_priv) { - INIT_DELAYED_WORK(&bat_priv->bla_work, bla_periodic_work); + INIT_DELAYED_WORK(&bat_priv->bla_work, batadv_bla_periodic_work); queue_delayed_work(batadv_event_workqueue, &bat_priv->bla_work, msecs_to_jiffies(BLA_PERIOD_LENGTH)); } @@ -1062,7 +1082,7 @@ static void bla_start_timer(struct bat_priv *bat_priv) * * purge structures when they are too old * * send announcements */ -static void bla_periodic_work(struct work_struct *work) +static void batadv_bla_periodic_work(struct work_struct *work) { struct delayed_work *delayed_work = container_of(work, struct delayed_work, work); @@ -1075,12 +1095,12 @@ static void bla_periodic_work(struct work_struct *work) struct hard_iface *primary_if; int i; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto out; - bla_purge_claims(bat_priv, primary_if, 0); - bla_purge_backbone_gw(bat_priv, 0); + batadv_bla_purge_claims(bat_priv, primary_if, 0); + batadv_bla_purge_backbone_gw(bat_priv, 0); if (!atomic_read(&bat_priv->bridge_loop_avoidance)) goto out; @@ -1094,21 +1114,21 @@ static void bla_periodic_work(struct work_struct *work) rcu_read_lock(); hlist_for_each_entry_rcu(backbone_gw, node, head, hash_entry) { - if (!compare_eth(backbone_gw->orig, - primary_if->net_dev->dev_addr)) + if (!batadv_compare_eth(backbone_gw->orig, + primary_if->net_dev->dev_addr)) continue; backbone_gw->lasttime = jiffies; - bla_send_announce(bat_priv, backbone_gw); + batadv_bla_send_announce(bat_priv, backbone_gw); } rcu_read_unlock(); } out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); - bla_start_timer(bat_priv); + batadv_bla_start_timer(bat_priv); } /* The hash for claim and backbone hash receive the same key because they @@ -1116,8 +1136,8 @@ out: * them with to different keys to allow nested locking without generating * lockdep warnings */ -static struct lock_class_key claim_hash_lock_class_key; -static struct lock_class_key backbone_hash_lock_class_key; +static struct lock_class_key batadv_claim_hash_lock_class_key; +static struct lock_class_key batadv_backbone_hash_lock_class_key; /* initialize all bla structures */ int batadv_bla_init(struct bat_priv *bat_priv) @@ -1126,17 +1146,17 @@ int batadv_bla_init(struct bat_priv *bat_priv) uint8_t claim_dest[ETH_ALEN] = {0xff, 0x43, 0x05, 0x00, 0x00, 0x00}; struct hard_iface *primary_if; - bat_dbg(DBG_BLA, bat_priv, "bla hash registering\n"); + batadv_dbg(DBG_BLA, bat_priv, "bla hash registering\n"); /* setting claim destination address */ memcpy(&bat_priv->claim_dest.magic, claim_dest, 3); bat_priv->claim_dest.type = 0; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (primary_if) { bat_priv->claim_dest.group = htons(crc16(0, primary_if->net_dev->dev_addr, ETH_ALEN)); - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); } else { bat_priv->claim_dest.group = 0; /* will be set later */ } @@ -1157,13 +1177,13 @@ int batadv_bla_init(struct bat_priv *bat_priv) return -ENOMEM; batadv_hash_set_lock_class(bat_priv->claim_hash, - &claim_hash_lock_class_key); + &batadv_claim_hash_lock_class_key); batadv_hash_set_lock_class(bat_priv->backbone_hash, - &backbone_hash_lock_class_key); + &batadv_backbone_hash_lock_class_key); - bat_dbg(DBG_BLA, bat_priv, "bla hashes initialized\n"); + batadv_dbg(DBG_BLA, bat_priv, "bla hashes initialized\n"); - bla_start_timer(bat_priv); + batadv_bla_start_timer(bat_priv); return 0; } @@ -1203,13 +1223,13 @@ int batadv_bla_check_bcast_duplist(struct bat_priv *bat_priv, /* we can stop searching if the entry is too old ; * later entries will be even older */ - if (has_timed_out(entry->entrytime, DUPLIST_TIMEOUT)) + if (batadv_has_timed_out(entry->entrytime, DUPLIST_TIMEOUT)) break; if (entry->crc != crc) continue; - if (compare_eth(entry->orig, bcast_packet->orig)) + if (batadv_compare_eth(entry->orig, bcast_packet->orig)) continue; /* this entry seems to match: same crc, not too old, @@ -1257,7 +1277,7 @@ int batadv_bla_is_backbone_gw_orig(struct bat_priv *bat_priv, uint8_t *orig) rcu_read_lock(); hlist_for_each_entry_rcu(backbone_gw, node, head, hash_entry) { - if (compare_eth(backbone_gw->orig, orig)) { + if (batadv_compare_eth(backbone_gw->orig, orig)) { rcu_read_unlock(); return 1; } @@ -1304,12 +1324,12 @@ int batadv_bla_is_backbone_gw(struct sk_buff *skb, } /* see if this originator is a backbone gw for this VLAN */ - backbone_gw = backbone_hash_find(orig_node->bat_priv, - orig_node->orig, vid); + backbone_gw = batadv_backbone_hash_find(orig_node->bat_priv, + orig_node->orig, vid); if (!backbone_gw) return 0; - backbone_gw_free_ref(backbone_gw); + batadv_backbone_gw_free_ref(backbone_gw); return 1; } @@ -1319,20 +1339,20 @@ void batadv_bla_free(struct bat_priv *bat_priv) struct hard_iface *primary_if; cancel_delayed_work_sync(&bat_priv->bla_work); - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (bat_priv->claim_hash) { - bla_purge_claims(bat_priv, primary_if, 1); + batadv_bla_purge_claims(bat_priv, primary_if, 1); batadv_hash_destroy(bat_priv->claim_hash); bat_priv->claim_hash = NULL; } if (bat_priv->backbone_hash) { - bla_purge_backbone_gw(bat_priv, 1); + batadv_bla_purge_backbone_gw(bat_priv, 1); batadv_hash_destroy(bat_priv->backbone_hash); bat_priv->backbone_hash = NULL; } if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); } /* @bat_priv: the bat priv with all the soft interface information @@ -1356,7 +1376,7 @@ int batadv_bla_rx(struct bat_priv *bat_priv, struct sk_buff *skb, short vid) ethhdr = (struct ethhdr *)skb_mac_header(skb); - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto handled; @@ -1371,21 +1391,21 @@ int batadv_bla_rx(struct bat_priv *bat_priv, struct sk_buff *skb, short vid) memcpy(search_claim.addr, ethhdr->h_source, ETH_ALEN); search_claim.vid = vid; - claim = claim_hash_find(bat_priv, &search_claim); + claim = batadv_claim_hash_find(bat_priv, &search_claim); if (!claim) { /* possible optimization: race for a claim */ /* No claim exists yet, claim it for us! */ - handle_claim(bat_priv, primary_if, - primary_if->net_dev->dev_addr, - ethhdr->h_source, vid); + batadv_handle_claim(bat_priv, primary_if, + primary_if->net_dev->dev_addr, + ethhdr->h_source, vid); goto allow; } /* if it is our own claim ... */ - if (compare_eth(claim->backbone_gw->orig, - primary_if->net_dev->dev_addr)) { + if (batadv_compare_eth(claim->backbone_gw->orig, + primary_if->net_dev->dev_addr)) { /* ... allow it in any case */ claim->lasttime = jiffies; goto allow; @@ -1400,13 +1420,13 @@ int batadv_bla_rx(struct bat_priv *bat_priv, struct sk_buff *skb, short vid) * send a claim and update the claim table * immediately. */ - handle_claim(bat_priv, primary_if, - primary_if->net_dev->dev_addr, - ethhdr->h_source, vid); + batadv_handle_claim(bat_priv, primary_if, + primary_if->net_dev->dev_addr, + ethhdr->h_source, vid); goto allow; } allow: - bla_update_own_backbone_gw(bat_priv, primary_if, vid); + batadv_bla_update_own_backbone_gw(bat_priv, primary_if, vid); ret = 0; goto out; @@ -1416,9 +1436,9 @@ handled: out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); if (claim) - claim_free_ref(claim); + batadv_claim_free_ref(claim); return ret; } @@ -1441,7 +1461,7 @@ int batadv_bla_tx(struct bat_priv *bat_priv, struct sk_buff *skb, short vid) struct hard_iface *primary_if; int ret = 0; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto out; @@ -1451,7 +1471,7 @@ int batadv_bla_tx(struct bat_priv *bat_priv, struct sk_buff *skb, short vid) /* in VLAN case, the mac header might not be set. */ skb_reset_mac_header(skb); - if (bla_process_claim(bat_priv, primary_if, skb)) + if (batadv_bla_process_claim(bat_priv, primary_if, skb)) goto handled; ethhdr = (struct ethhdr *)skb_mac_header(skb); @@ -1464,21 +1484,21 @@ int batadv_bla_tx(struct bat_priv *bat_priv, struct sk_buff *skb, short vid) memcpy(search_claim.addr, ethhdr->h_source, ETH_ALEN); search_claim.vid = vid; - claim = claim_hash_find(bat_priv, &search_claim); + claim = batadv_claim_hash_find(bat_priv, &search_claim); /* if no claim exists, allow it. */ if (!claim) goto allow; /* check if we are responsible. */ - if (compare_eth(claim->backbone_gw->orig, - primary_if->net_dev->dev_addr)) { + if (batadv_compare_eth(claim->backbone_gw->orig, + primary_if->net_dev->dev_addr)) { /* if yes, the client has roamed and we have * to unclaim it. */ - handle_unclaim(bat_priv, primary_if, - primary_if->net_dev->dev_addr, - ethhdr->h_source, vid); + batadv_handle_unclaim(bat_priv, primary_if, + primary_if->net_dev->dev_addr, + ethhdr->h_source, vid); goto allow; } @@ -1495,16 +1515,16 @@ int batadv_bla_tx(struct bat_priv *bat_priv, struct sk_buff *skb, short vid) goto allow; } allow: - bla_update_own_backbone_gw(bat_priv, primary_if, vid); + batadv_bla_update_own_backbone_gw(bat_priv, primary_if, vid); ret = 0; goto out; handled: ret = 1; out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); if (claim) - claim_free_ref(claim); + batadv_claim_free_ref(claim); return ret; } @@ -1520,8 +1540,9 @@ int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, void *offset) uint32_t i; bool is_own; int ret = 0; + uint8_t *primary_addr; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) { ret = seq_printf(seq, "BATMAN mesh %s disabled - please specify interfaces to enable it\n", @@ -1536,9 +1557,10 @@ int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, void *offset) goto out; } + primary_addr = primary_if->net_dev->dev_addr; seq_printf(seq, "Claims announced for the mesh %s (orig %pM, group id %04x)\n", - net_dev->name, primary_if->net_dev->dev_addr, + net_dev->name, primary_addr, ntohs(bat_priv->claim_dest.group)); seq_printf(seq, " %-17s %-5s %-17s [o] (%-4s)\n", "Client", "VID", "Originator", "CRC"); @@ -1547,8 +1569,8 @@ int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, void *offset) rcu_read_lock(); hlist_for_each_entry_rcu(claim, node, head, hash_entry) { - is_own = compare_eth(claim->backbone_gw->orig, - primary_if->net_dev->dev_addr); + is_own = batadv_compare_eth(claim->backbone_gw->orig, + primary_addr); seq_printf(seq, " * %pM on % 5d by %pM [%c] (%04x)\n", claim->addr, claim->vid, claim->backbone_gw->orig, @@ -1559,6 +1581,6 @@ int batadv_bla_claim_table_seq_print_text(struct seq_file *seq, void *offset) } out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); return ret; } diff --git a/net/batman-adv/gateway_client.c b/net/batman-adv/gateway_client.c index 0d90fffd9efb..efe7519f1491 100644 --- a/net/batman-adv/gateway_client.c +++ b/net/batman-adv/gateway_client.c @@ -36,13 +36,13 @@ #define DHCP_OPTIONS_OFFSET 240 #define DHCP_REQUEST 3 -static void gw_node_free_ref(struct gw_node *gw_node) +static void batadv_gw_node_free_ref(struct gw_node *gw_node) { if (atomic_dec_and_test(&gw_node->refcount)) kfree_rcu(gw_node, rcu); } -static struct gw_node *gw_get_selected_gw_node(struct bat_priv *bat_priv) +static struct gw_node *batadv_gw_get_selected_gw_node(struct bat_priv *bat_priv) { struct gw_node *gw_node; @@ -64,7 +64,7 @@ struct orig_node *batadv_gw_get_selected_orig(struct bat_priv *bat_priv) struct gw_node *gw_node; struct orig_node *orig_node = NULL; - gw_node = gw_get_selected_gw_node(bat_priv); + gw_node = batadv_gw_get_selected_gw_node(bat_priv); if (!gw_node) goto out; @@ -80,11 +80,12 @@ unlock: rcu_read_unlock(); out: if (gw_node) - gw_node_free_ref(gw_node); + batadv_gw_node_free_ref(gw_node); return orig_node; } -static void gw_select(struct bat_priv *bat_priv, struct gw_node *new_gw_node) +static void batadv_gw_select(struct bat_priv *bat_priv, + struct gw_node *new_gw_node) { struct gw_node *curr_gw_node; @@ -97,7 +98,7 @@ static void gw_select(struct bat_priv *bat_priv, struct gw_node *new_gw_node) rcu_assign_pointer(bat_priv->curr_gw, new_gw_node); if (curr_gw_node) - gw_node_free_ref(curr_gw_node); + batadv_gw_node_free_ref(curr_gw_node); spin_unlock_bh(&bat_priv->gw_list_lock); } @@ -107,7 +108,7 @@ void batadv_gw_deselect(struct bat_priv *bat_priv) atomic_set(&bat_priv->gw_reselect, 1); } -static struct gw_node *gw_get_best_gw_node(struct bat_priv *bat_priv) +static struct gw_node *batadv_gw_get_best_gw_node(struct bat_priv *bat_priv) { struct neigh_node *router; struct hlist_node *node; @@ -144,7 +145,7 @@ static struct gw_node *gw_get_best_gw_node(struct bat_priv *bat_priv) ((tmp_gw_factor == max_gw_factor) && (router->tq_avg > max_tq))) { if (curr_gw) - gw_node_free_ref(curr_gw); + batadv_gw_node_free_ref(curr_gw); curr_gw = gw_node; atomic_inc(&curr_gw->refcount); } @@ -159,7 +160,7 @@ static struct gw_node *gw_get_best_gw_node(struct bat_priv *bat_priv) */ if (router->tq_avg > max_tq) { if (curr_gw) - gw_node_free_ref(curr_gw); + batadv_gw_node_free_ref(curr_gw); curr_gw = gw_node; atomic_inc(&curr_gw->refcount); } @@ -172,7 +173,7 @@ static struct gw_node *gw_get_best_gw_node(struct bat_priv *bat_priv) if (tmp_gw_factor > max_gw_factor) max_gw_factor = tmp_gw_factor; - gw_node_free_ref(gw_node); + batadv_gw_node_free_ref(gw_node); next: batadv_neigh_node_free_ref(router); @@ -199,9 +200,9 @@ void batadv_gw_election(struct bat_priv *bat_priv) if (!atomic_dec_not_zero(&bat_priv->gw_reselect)) goto out; - curr_gw = gw_get_selected_gw_node(bat_priv); + curr_gw = batadv_gw_get_selected_gw_node(bat_priv); - next_gw = gw_get_best_gw_node(bat_priv); + next_gw = batadv_gw_get_best_gw_node(bat_priv); if (curr_gw == next_gw) goto out; @@ -217,30 +218,30 @@ void batadv_gw_election(struct bat_priv *bat_priv) } if ((curr_gw) && (!next_gw)) { - bat_dbg(DBG_BATMAN, bat_priv, - "Removing selected gateway - no gateway in range\n"); + batadv_dbg(DBG_BATMAN, bat_priv, + "Removing selected gateway - no gateway in range\n"); batadv_throw_uevent(bat_priv, UEV_GW, UEV_DEL, NULL); } else if ((!curr_gw) && (next_gw)) { - bat_dbg(DBG_BATMAN, bat_priv, - "Adding route to gateway %pM (gw_flags: %i, tq: %i)\n", - next_gw->orig_node->orig, next_gw->orig_node->gw_flags, - router->tq_avg); + batadv_dbg(DBG_BATMAN, bat_priv, + "Adding route to gateway %pM (gw_flags: %i, tq: %i)\n", + next_gw->orig_node->orig, + next_gw->orig_node->gw_flags, router->tq_avg); batadv_throw_uevent(bat_priv, UEV_GW, UEV_ADD, gw_addr); } else { - bat_dbg(DBG_BATMAN, bat_priv, - "Changing route to gateway %pM (gw_flags: %i, tq: %i)\n", - next_gw->orig_node->orig, next_gw->orig_node->gw_flags, - router->tq_avg); + batadv_dbg(DBG_BATMAN, bat_priv, + "Changing route to gateway %pM (gw_flags: %i, tq: %i)\n", + next_gw->orig_node->orig, + next_gw->orig_node->gw_flags, router->tq_avg); batadv_throw_uevent(bat_priv, UEV_GW, UEV_CHANGE, gw_addr); } - gw_select(bat_priv, next_gw); + batadv_gw_select(bat_priv, next_gw); out: if (curr_gw) - gw_node_free_ref(curr_gw); + batadv_gw_node_free_ref(curr_gw); if (next_gw) - gw_node_free_ref(next_gw); + batadv_gw_node_free_ref(next_gw); if (router) batadv_neigh_node_free_ref(router); } @@ -282,9 +283,9 @@ void batadv_gw_check_election(struct bat_priv *bat_priv, (orig_tq_avg - gw_tq_avg < atomic_read(&bat_priv->gw_sel_class))) goto out; - bat_dbg(DBG_BATMAN, bat_priv, - "Restarting gateway selection: better gateway found (tq curr: %i, tq new: %i)\n", - gw_tq_avg, orig_tq_avg); + batadv_dbg(DBG_BATMAN, bat_priv, + "Restarting gateway selection: better gateway found (tq curr: %i, tq new: %i)\n", + gw_tq_avg, orig_tq_avg); deselect: batadv_gw_deselect(bat_priv); @@ -299,8 +300,9 @@ out: return; } -static void gw_node_add(struct bat_priv *bat_priv, - struct orig_node *orig_node, uint8_t new_gwflags) +static void batadv_gw_node_add(struct bat_priv *bat_priv, + struct orig_node *orig_node, + uint8_t new_gwflags) { struct gw_node *gw_node; int down, up; @@ -318,13 +320,13 @@ static void gw_node_add(struct bat_priv *bat_priv, spin_unlock_bh(&bat_priv->gw_list_lock); batadv_gw_bandwidth_to_kbit(new_gwflags, &down, &up); - bat_dbg(DBG_BATMAN, bat_priv, - "Found new gateway %pM -> gw_class: %i - %i%s/%i%s\n", - orig_node->orig, new_gwflags, - (down > 2048 ? down / 1024 : down), - (down > 2048 ? "MBit" : "KBit"), - (up > 2048 ? up / 1024 : up), - (up > 2048 ? "MBit" : "KBit")); + batadv_dbg(DBG_BATMAN, bat_priv, + "Found new gateway %pM -> gw_class: %i - %i%s/%i%s\n", + orig_node->orig, new_gwflags, + (down > 2048 ? down / 1024 : down), + (down > 2048 ? "MBit" : "KBit"), + (up > 2048 ? up / 1024 : up), + (up > 2048 ? "MBit" : "KBit")); } void batadv_gw_node_update(struct bat_priv *bat_priv, @@ -338,25 +340,25 @@ void batadv_gw_node_update(struct bat_priv *bat_priv, * have this gateway in our list (duplication check!) even though we * have no currently selected gateway. */ - curr_gw = gw_get_selected_gw_node(bat_priv); + curr_gw = batadv_gw_get_selected_gw_node(bat_priv); rcu_read_lock(); hlist_for_each_entry_rcu(gw_node, node, &bat_priv->gw_list, list) { if (gw_node->orig_node != orig_node) continue; - bat_dbg(DBG_BATMAN, bat_priv, - "Gateway class of originator %pM changed from %i to %i\n", - orig_node->orig, gw_node->orig_node->gw_flags, - new_gwflags); + batadv_dbg(DBG_BATMAN, bat_priv, + "Gateway class of originator %pM changed from %i to %i\n", + orig_node->orig, gw_node->orig_node->gw_flags, + new_gwflags); gw_node->deleted = 0; if (new_gwflags == NO_FLAGS) { gw_node->deleted = jiffies; - bat_dbg(DBG_BATMAN, bat_priv, - "Gateway %pM removed from gateway list\n", - orig_node->orig); + batadv_dbg(DBG_BATMAN, bat_priv, + "Gateway %pM removed from gateway list\n", + orig_node->orig); if (gw_node == curr_gw) goto deselect; @@ -368,7 +370,7 @@ void batadv_gw_node_update(struct bat_priv *bat_priv, if (new_gwflags == NO_FLAGS) goto unlock; - gw_node_add(bat_priv, orig_node, new_gwflags); + batadv_gw_node_add(bat_priv, orig_node, new_gwflags); goto unlock; deselect: @@ -377,7 +379,7 @@ unlock: rcu_read_unlock(); if (curr_gw) - gw_node_free_ref(curr_gw); + batadv_gw_node_free_ref(curr_gw); } void batadv_gw_node_delete(struct bat_priv *bat_priv, @@ -393,7 +395,7 @@ void batadv_gw_node_purge(struct bat_priv *bat_priv) unsigned long timeout = msecs_to_jiffies(2 * PURGE_TIMEOUT); int do_deselect = 0; - curr_gw = gw_get_selected_gw_node(bat_priv); + curr_gw = batadv_gw_get_selected_gw_node(bat_priv); spin_lock_bh(&bat_priv->gw_list_lock); @@ -408,7 +410,7 @@ void batadv_gw_node_purge(struct bat_priv *bat_priv) do_deselect = 1; hlist_del_rcu(&gw_node->list); - gw_node_free_ref(gw_node); + batadv_gw_node_free_ref(gw_node); } spin_unlock_bh(&bat_priv->gw_list_lock); @@ -418,12 +420,13 @@ void batadv_gw_node_purge(struct bat_priv *bat_priv) batadv_gw_deselect(bat_priv); if (curr_gw) - gw_node_free_ref(curr_gw); + batadv_gw_node_free_ref(curr_gw); } /* fails if orig_node has no router */ -static int _write_buffer_text(struct bat_priv *bat_priv, struct seq_file *seq, - const struct gw_node *gw_node) +static int batadv_write_buffer_text(struct bat_priv *bat_priv, + struct seq_file *seq, + const struct gw_node *gw_node) { struct gw_node *curr_gw; struct neigh_node *router; @@ -435,7 +438,7 @@ static int _write_buffer_text(struct bat_priv *bat_priv, struct seq_file *seq, if (!router) goto out; - curr_gw = gw_get_selected_gw_node(bat_priv); + curr_gw = batadv_gw_get_selected_gw_node(bat_priv); ret = seq_printf(seq, "%s %pM (%3i) %pM [%10s]: %3i - %i%s/%i%s\n", (curr_gw == gw_node ? "=>" : " "), @@ -450,7 +453,7 @@ static int _write_buffer_text(struct bat_priv *bat_priv, struct seq_file *seq, batadv_neigh_node_free_ref(router); if (curr_gw) - gw_node_free_ref(curr_gw); + batadv_gw_node_free_ref(curr_gw); out: return ret; } @@ -464,7 +467,7 @@ int batadv_gw_client_seq_print_text(struct seq_file *seq, void *offset) struct hlist_node *node; int gw_count = 0, ret = 0; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) { ret = seq_printf(seq, "BATMAN mesh %s disabled - please specify interfaces to enable it\n", @@ -491,7 +494,7 @@ int batadv_gw_client_seq_print_text(struct seq_file *seq, void *offset) continue; /* fails if orig_node has no router */ - if (_write_buffer_text(bat_priv, seq, gw_node) < 0) + if (batadv_write_buffer_text(bat_priv, seq, gw_node) < 0) continue; gw_count++; @@ -503,11 +506,11 @@ int batadv_gw_client_seq_print_text(struct seq_file *seq, void *offset) out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); return ret; } -static bool is_type_dhcprequest(struct sk_buff *skb, int header_len) +static bool batadv_is_type_dhcprequest(struct sk_buff *skb, int header_len) { int ret = false; unsigned char *p; @@ -655,7 +658,7 @@ bool batadv_gw_out_of_range(struct bat_priv *bat_priv, if (!orig_dst_node->gw_flags) goto out; - ret = is_type_dhcprequest(skb, header_len); + ret = batadv_is_type_dhcprequest(skb, header_len); if (!ret) goto out; @@ -667,7 +670,7 @@ bool batadv_gw_out_of_range(struct bat_priv *bat_priv, curr_tq_avg = TQ_MAX_VALUE; break; case GW_MODE_CLIENT: - curr_gw = gw_get_selected_gw_node(bat_priv); + curr_gw = batadv_gw_get_selected_gw_node(bat_priv); if (!curr_gw) goto out; @@ -702,7 +705,7 @@ out: if (orig_dst_node) batadv_orig_node_free_ref(orig_dst_node); if (curr_gw) - gw_node_free_ref(curr_gw); + batadv_gw_node_free_ref(curr_gw); if (neigh_old) batadv_neigh_node_free_ref(neigh_old); if (neigh_curr) diff --git a/net/batman-adv/gateway_common.c b/net/batman-adv/gateway_common.c index 3700562cf276..6edf37f9a15c 100644 --- a/net/batman-adv/gateway_common.c +++ b/net/batman-adv/gateway_common.c @@ -22,7 +22,7 @@ #include "gateway_client.h" /* calculates the gateway class from kbit */ -static void kbit_to_gw_bandwidth(int down, int up, long *gw_srv_class) +static void batadv_kbit_to_gw_bandwidth(int down, int up, long *gw_srv_class) { int mdown = 0, tdown, tup, difference; uint8_t sbit, part; @@ -73,8 +73,8 @@ void batadv_gw_bandwidth_to_kbit(uint8_t gw_srv_class, int *down, int *up) *up = ((upart + 1) * (*down)) / 8; } -static bool parse_gw_bandwidth(struct net_device *net_dev, char *buff, - int *up, int *down) +static bool batadv_parse_gw_bandwidth(struct net_device *net_dev, char *buff, + int *up, int *down) { int ret, multi = 1; char *slash_ptr, *tmp_ptr; @@ -142,7 +142,7 @@ ssize_t batadv_gw_bandwidth_set(struct net_device *net_dev, char *buff, int up = 0, down = 0; bool ret; - ret = parse_gw_bandwidth(net_dev, buff, &up, &down); + ret = batadv_parse_gw_bandwidth(net_dev, buff, &up, &down); if (!ret) goto end; @@ -152,7 +152,7 @@ ssize_t batadv_gw_bandwidth_set(struct net_device *net_dev, char *buff, if (!up) up = down / 5; - kbit_to_gw_bandwidth(down, up, &gw_bandwidth_tmp); + batadv_kbit_to_gw_bandwidth(down, up, &gw_bandwidth_tmp); /* the gw bandwidth we guessed above might not match the given * speeds, hence we need to calculate it back to show the number diff --git a/net/batman-adv/hard-interface.c b/net/batman-adv/hard-interface.c index 2a4d394771b8..c22c145d8224 100644 --- a/net/batman-adv/hard-interface.c +++ b/net/batman-adv/hard-interface.c @@ -57,7 +57,7 @@ out: return hard_iface; } -static int is_valid_iface(const struct net_device *net_dev) +static int batadv_is_valid_iface(const struct net_device *net_dev) { if (net_dev->flags & IFF_LOOPBACK) return 0; @@ -75,7 +75,8 @@ static int is_valid_iface(const struct net_device *net_dev) return 1; } -static struct hard_iface *hardif_get_active(const struct net_device *soft_iface) +static struct hard_iface * +batadv_hardif_get_active(const struct net_device *soft_iface) { struct hard_iface *hard_iface; @@ -96,13 +97,13 @@ out: return hard_iface; } -static void primary_if_update_addr(struct bat_priv *bat_priv, - struct hard_iface *oldif) +static void batadv_primary_if_update_addr(struct bat_priv *bat_priv, + struct hard_iface *oldif) { struct vis_packet *vis_packet; struct hard_iface *primary_if; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto out; @@ -115,11 +116,11 @@ static void primary_if_update_addr(struct bat_priv *bat_priv, batadv_bla_update_orig_address(bat_priv, primary_if, oldif); out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); } -static void primary_if_select(struct bat_priv *bat_priv, - struct hard_iface *new_hard_iface) +static void batadv_primary_if_select(struct bat_priv *bat_priv, + struct hard_iface *new_hard_iface) { struct hard_iface *curr_hard_iface; @@ -135,14 +136,14 @@ static void primary_if_select(struct bat_priv *bat_priv, goto out; bat_priv->bat_algo_ops->bat_primary_iface_set(new_hard_iface); - primary_if_update_addr(bat_priv, curr_hard_iface); + batadv_primary_if_update_addr(bat_priv, curr_hard_iface); out: if (curr_hard_iface) - hardif_free_ref(curr_hard_iface); + batadv_hardif_free_ref(curr_hard_iface); } -static bool hardif_is_iface_up(const struct hard_iface *hard_iface) +static bool batadv_hardif_is_iface_up(const struct hard_iface *hard_iface) { if (hard_iface->net_dev->flags & IFF_UP) return true; @@ -150,7 +151,7 @@ static bool hardif_is_iface_up(const struct hard_iface *hard_iface) return false; } -static void check_known_mac_addr(const struct net_device *net_dev) +static void batadv_check_known_mac_addr(const struct net_device *net_dev) { const struct hard_iface *hard_iface; @@ -163,8 +164,8 @@ static void check_known_mac_addr(const struct net_device *net_dev) if (hard_iface->net_dev == net_dev) continue; - if (!compare_eth(hard_iface->net_dev->dev_addr, - net_dev->dev_addr)) + if (!batadv_compare_eth(hard_iface->net_dev->dev_addr, + net_dev->dev_addr)) continue; pr_warn("The newly added mac address (%pM) already exists on: %s\n", @@ -213,7 +214,7 @@ void batadv_update_min_mtu(struct net_device *soft_iface) soft_iface->mtu = min_mtu; } -static void hardif_activate_interface(struct hard_iface *hard_iface) +static void batadv_hardif_activate_interface(struct hard_iface *hard_iface) { struct bat_priv *bat_priv; struct hard_iface *primary_if = NULL; @@ -229,9 +230,9 @@ static void hardif_activate_interface(struct hard_iface *hard_iface) /* the first active interface becomes our primary interface or * the next active interface after the old primary interface was removed */ - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) - primary_if_select(bat_priv, hard_iface); + batadv_primary_if_select(bat_priv, hard_iface); bat_info(hard_iface->soft_iface, "Interface activated: %s\n", hard_iface->net_dev->name); @@ -240,10 +241,10 @@ static void hardif_activate_interface(struct hard_iface *hard_iface) out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); } -static void hardif_deactivate_interface(struct hard_iface *hard_iface) +static void batadv_hardif_deactivate_interface(struct hard_iface *hard_iface) { if ((hard_iface->if_status != IF_ACTIVE) && (hard_iface->if_status != IF_TO_BE_ACTIVATED)) @@ -331,8 +332,8 @@ int batadv_hardif_enable_interface(struct hard_iface *hard_iface, hard_iface->net_dev->name, hard_iface->net_dev->mtu, ETH_DATA_LEN + BAT_HEADER_LEN); - if (hardif_is_iface_up(hard_iface)) - hardif_activate_interface(hard_iface); + if (batadv_hardif_is_iface_up(hard_iface)) + batadv_hardif_activate_interface(hard_iface); else bat_err(hard_iface->soft_iface, "Not using interface %s (retrying later): interface not active\n", @@ -347,7 +348,7 @@ out: err_dev: dev_put(soft_iface); err: - hardif_free_ref(hard_iface); + batadv_hardif_free_ref(hard_iface); return ret; } @@ -357,7 +358,7 @@ void batadv_hardif_disable_interface(struct hard_iface *hard_iface) struct hard_iface *primary_if = NULL; if (hard_iface->if_status == IF_ACTIVE) - hardif_deactivate_interface(hard_iface); + batadv_hardif_deactivate_interface(hard_iface); if (hard_iface->if_status != IF_INACTIVE) goto out; @@ -369,15 +370,15 @@ void batadv_hardif_disable_interface(struct hard_iface *hard_iface) bat_priv->num_ifaces--; batadv_orig_hash_del_if(hard_iface, bat_priv->num_ifaces); - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (hard_iface == primary_if) { struct hard_iface *new_if; - new_if = hardif_get_active(hard_iface->soft_iface); - primary_if_select(bat_priv, new_if); + new_if = batadv_hardif_get_active(hard_iface->soft_iface); + batadv_primary_if_select(bat_priv, new_if); if (new_if) - hardif_free_ref(new_if); + batadv_hardif_free_ref(new_if); } bat_priv->bat_algo_ops->bat_iface_disable(hard_iface); @@ -393,21 +394,22 @@ void batadv_hardif_disable_interface(struct hard_iface *hard_iface) batadv_softif_destroy(hard_iface->soft_iface); hard_iface->soft_iface = NULL; - hardif_free_ref(hard_iface); + batadv_hardif_free_ref(hard_iface); out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); } -static struct hard_iface *hardif_add_interface(struct net_device *net_dev) +static struct hard_iface * +batadv_hardif_add_interface(struct net_device *net_dev) { struct hard_iface *hard_iface; int ret; ASSERT_RTNL(); - ret = is_valid_iface(net_dev); + ret = batadv_is_valid_iface(net_dev); if (ret != 1) goto out; @@ -429,7 +431,7 @@ static struct hard_iface *hardif_add_interface(struct net_device *net_dev) /* extra reference for return */ atomic_set(&hard_iface->refcount, 2); - check_known_mac_addr(hard_iface->net_dev); + batadv_check_known_mac_addr(hard_iface->net_dev); list_add_tail_rcu(&hard_iface->list, &batadv_hardif_list); /* This can't be called via a bat_priv callback because @@ -448,7 +450,7 @@ out: return NULL; } -static void hardif_remove_interface(struct hard_iface *hard_iface) +static void batadv_hardif_remove_interface(struct hard_iface *hard_iface) { ASSERT_RTNL(); @@ -461,7 +463,7 @@ static void hardif_remove_interface(struct hard_iface *hard_iface) hard_iface->if_status = IF_TO_BE_REMOVED; batadv_sysfs_del_hardif(&hard_iface->hardif_obj); - hardif_free_ref(hard_iface); + batadv_hardif_free_ref(hard_iface); } void batadv_hardif_remove_interfaces(void) @@ -472,13 +474,13 @@ void batadv_hardif_remove_interfaces(void) list_for_each_entry_safe(hard_iface, hard_iface_tmp, &batadv_hardif_list, list) { list_del_rcu(&hard_iface->list); - hardif_remove_interface(hard_iface); + batadv_hardif_remove_interface(hard_iface); } rtnl_unlock(); } -static int hard_if_event(struct notifier_block *this, - unsigned long event, void *ptr) +static int batadv_hard_if_event(struct notifier_block *this, + unsigned long event, void *ptr) { struct net_device *net_dev = ptr; struct hard_iface *hard_iface = batadv_hardif_get_by_netdev(net_dev); @@ -486,23 +488,23 @@ static int hard_if_event(struct notifier_block *this, struct bat_priv *bat_priv; if (!hard_iface && event == NETDEV_REGISTER) - hard_iface = hardif_add_interface(net_dev); + hard_iface = batadv_hardif_add_interface(net_dev); if (!hard_iface) goto out; switch (event) { case NETDEV_UP: - hardif_activate_interface(hard_iface); + batadv_hardif_activate_interface(hard_iface); break; case NETDEV_GOING_DOWN: case NETDEV_DOWN: - hardif_deactivate_interface(hard_iface); + batadv_hardif_deactivate_interface(hard_iface); break; case NETDEV_UNREGISTER: list_del_rcu(&hard_iface->list); - hardif_remove_interface(hard_iface); + batadv_hardif_remove_interface(hard_iface); break; case NETDEV_CHANGEMTU: if (hard_iface->soft_iface) @@ -512,27 +514,27 @@ static int hard_if_event(struct notifier_block *this, if (hard_iface->if_status == IF_NOT_IN_USE) goto hardif_put; - check_known_mac_addr(hard_iface->net_dev); + batadv_check_known_mac_addr(hard_iface->net_dev); bat_priv = netdev_priv(hard_iface->soft_iface); bat_priv->bat_algo_ops->bat_iface_update_mac(hard_iface); - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto hardif_put; if (hard_iface == primary_if) - primary_if_update_addr(bat_priv, NULL); + batadv_primary_if_update_addr(bat_priv, NULL); break; default: break; } hardif_put: - hardif_free_ref(hard_iface); + batadv_hardif_free_ref(hard_iface); out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); return NOTIFY_DONE; } @@ -569,5 +571,5 @@ out: } struct notifier_block batadv_hard_if_notifier = { - .notifier_call = hard_if_event, + .notifier_call = batadv_hard_if_event, }; diff --git a/net/batman-adv/hard-interface.h b/net/batman-adv/hard-interface.h index 6bc12c0eb2f0..d66dabd620b7 100644 --- a/net/batman-adv/hard-interface.h +++ b/net/batman-adv/hard-interface.h @@ -42,14 +42,15 @@ void batadv_update_min_mtu(struct net_device *soft_iface); void batadv_hardif_free_rcu(struct rcu_head *rcu); bool batadv_is_wifi_iface(int ifindex); -static inline void hardif_free_ref(struct hard_iface *hard_iface) +static inline void +batadv_hardif_free_ref(struct hard_iface *hard_iface) { if (atomic_dec_and_test(&hard_iface->refcount)) call_rcu(&hard_iface->rcu, batadv_hardif_free_rcu); } -static inline struct hard_iface *primary_if_get_selected( - struct bat_priv *bat_priv) +static inline struct hard_iface * +batadv_primary_if_get_selected(struct bat_priv *bat_priv) { struct hard_iface *hard_iface; diff --git a/net/batman-adv/hash.c b/net/batman-adv/hash.c index e39f8f4bb165..1fb961c8d9a0 100644 --- a/net/batman-adv/hash.c +++ b/net/batman-adv/hash.c @@ -21,7 +21,7 @@ #include "hash.h" /* clears the hash */ -static void hash_init(struct hashtable_t *hash) +static void batadv_hash_init(struct hashtable_t *hash) { uint32_t i; @@ -58,7 +58,7 @@ struct hashtable_t *batadv_hash_new(uint32_t size) goto free_table; hash->size = size; - hash_init(hash); + batadv_hash_init(hash); return hash; free_table: diff --git a/net/batman-adv/hash.h b/net/batman-adv/hash.h index eba8f2a55ccc..7ec4e5b0bd41 100644 --- a/net/batman-adv/hash.h +++ b/net/batman-adv/hash.h @@ -54,8 +54,8 @@ void batadv_hash_destroy(struct hashtable_t *hash); * called to remove the elements inside of the hash. if you don't remove the * elements, memory might be leaked. */ -static inline void hash_delete(struct hashtable_t *hash, - hashdata_free_cb free_cb, void *arg) +static inline void batadv_hash_delete(struct hashtable_t *hash, + hashdata_free_cb free_cb, void *arg) { struct hlist_head *head; struct hlist_node *node, *node_tmp; @@ -89,10 +89,11 @@ static inline void hash_delete(struct hashtable_t *hash, * Returns 0 on success, 1 if the element already is in the hash * and -1 on error. */ -static inline int hash_add(struct hashtable_t *hash, - hashdata_compare_cb compare, - hashdata_choose_cb choose, - const void *data, struct hlist_node *data_node) +static inline int batadv_hash_add(struct hashtable_t *hash, + hashdata_compare_cb compare, + hashdata_choose_cb choose, + const void *data, + struct hlist_node *data_node) { uint32_t index; int ret = -1; @@ -133,9 +134,9 @@ out: * structure you use with just the key filled, we just need the key for * comparing. */ -static inline void *hash_remove(struct hashtable_t *hash, - hashdata_compare_cb compare, - hashdata_choose_cb choose, void *data) +static inline void *batadv_hash_remove(struct hashtable_t *hash, + hashdata_compare_cb compare, + hashdata_choose_cb choose, void *data) { uint32_t index; struct hlist_node *node; diff --git a/net/batman-adv/icmp_socket.c b/net/batman-adv/icmp_socket.c index 40c5e189e6fd..b285c31bfa9e 100644 --- a/net/batman-adv/icmp_socket.c +++ b/net/batman-adv/icmp_socket.c @@ -26,18 +26,18 @@ #include "originator.h" #include "hard-interface.h" -static struct socket_client *socket_client_hash[256]; +static struct socket_client *batadv_socket_client_hash[256]; -static void bat_socket_add_packet(struct socket_client *socket_client, - struct icmp_packet_rr *icmp_packet, - size_t icmp_len); +static void batadv_socket_add_packet(struct socket_client *socket_client, + struct icmp_packet_rr *icmp_packet, + size_t icmp_len); void batadv_socket_init(void) { - memset(socket_client_hash, 0, sizeof(socket_client_hash)); + memset(batadv_socket_client_hash, 0, sizeof(batadv_socket_client_hash)); } -static int bat_socket_open(struct inode *inode, struct file *file) +static int batadv_socket_open(struct inode *inode, struct file *file) { unsigned int i; struct socket_client *socket_client; @@ -49,14 +49,14 @@ static int bat_socket_open(struct inode *inode, struct file *file) if (!socket_client) return -ENOMEM; - for (i = 0; i < ARRAY_SIZE(socket_client_hash); i++) { - if (!socket_client_hash[i]) { - socket_client_hash[i] = socket_client; + for (i = 0; i < ARRAY_SIZE(batadv_socket_client_hash); i++) { + if (!batadv_socket_client_hash[i]) { + batadv_socket_client_hash[i] = socket_client; break; } } - if (i == ARRAY_SIZE(socket_client_hash)) { + if (i == ARRAY_SIZE(batadv_socket_client_hash)) { pr_err("Error - can't add another packet client: maximum number of clients reached\n"); kfree(socket_client); return -EXFULL; @@ -75,7 +75,7 @@ static int bat_socket_open(struct inode *inode, struct file *file) return 0; } -static int bat_socket_release(struct inode *inode, struct file *file) +static int batadv_socket_release(struct inode *inode, struct file *file) { struct socket_client *socket_client = file->private_data; struct socket_packet *socket_packet; @@ -92,7 +92,7 @@ static int bat_socket_release(struct inode *inode, struct file *file) kfree(socket_packet); } - socket_client_hash[socket_client->index] = NULL; + batadv_socket_client_hash[socket_client->index] = NULL; spin_unlock_bh(&socket_client->lock); kfree(socket_client); @@ -101,8 +101,8 @@ static int bat_socket_release(struct inode *inode, struct file *file) return 0; } -static ssize_t bat_socket_read(struct file *file, char __user *buf, - size_t count, loff_t *ppos) +static ssize_t batadv_socket_read(struct file *file, char __user *buf, + size_t count, loff_t *ppos) { struct socket_client *socket_client = file->private_data; struct socket_packet *socket_packet; @@ -144,8 +144,8 @@ static ssize_t bat_socket_read(struct file *file, char __user *buf, return packet_len; } -static ssize_t bat_socket_write(struct file *file, const char __user *buff, - size_t len, loff_t *off) +static ssize_t batadv_socket_write(struct file *file, const char __user *buff, + size_t len, loff_t *off) { struct socket_client *socket_client = file->private_data; struct bat_priv *bat_priv = socket_client->bat_priv; @@ -158,12 +158,12 @@ static ssize_t bat_socket_write(struct file *file, const char __user *buff, size_t packet_len = sizeof(struct icmp_packet); if (len < sizeof(struct icmp_packet)) { - bat_dbg(DBG_BATMAN, bat_priv, - "Error - can't send packet from char device: invalid packet size\n"); + batadv_dbg(DBG_BATMAN, bat_priv, + "Error - can't send packet from char device: invalid packet size\n"); return -EINVAL; } - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) { len = -EFAULT; @@ -188,15 +188,15 @@ static ssize_t bat_socket_write(struct file *file, const char __user *buff, } if (icmp_packet->header.packet_type != BAT_ICMP) { - bat_dbg(DBG_BATMAN, bat_priv, - "Error - can't send packet from char device: got bogus packet type (expected: BAT_ICMP)\n"); + batadv_dbg(DBG_BATMAN, bat_priv, + "Error - can't send packet from char device: got bogus packet type (expected: BAT_ICMP)\n"); len = -EINVAL; goto free_skb; } if (icmp_packet->msg_type != ECHO_REQUEST) { - bat_dbg(DBG_BATMAN, bat_priv, - "Error - can't send packet from char device: got bogus message type (expected: ECHO_REQUEST)\n"); + batadv_dbg(DBG_BATMAN, bat_priv, + "Error - can't send packet from char device: got bogus message type (expected: ECHO_REQUEST)\n"); len = -EINVAL; goto free_skb; } @@ -206,14 +206,15 @@ static ssize_t bat_socket_write(struct file *file, const char __user *buff, if (icmp_packet->header.version != COMPAT_VERSION) { icmp_packet->msg_type = PARAMETER_PROBLEM; icmp_packet->header.version = COMPAT_VERSION; - bat_socket_add_packet(socket_client, icmp_packet, packet_len); + batadv_socket_add_packet(socket_client, icmp_packet, + packet_len); goto free_skb; } if (atomic_read(&bat_priv->mesh_state) != MESH_ACTIVE) goto dst_unreach; - orig_node = orig_hash_find(bat_priv, icmp_packet->dst); + orig_node = batadv_orig_hash_find(bat_priv, icmp_packet->dst); if (!orig_node) goto dst_unreach; @@ -239,12 +240,12 @@ static ssize_t bat_socket_write(struct file *file, const char __user *buff, dst_unreach: icmp_packet->msg_type = DESTINATION_UNREACHABLE; - bat_socket_add_packet(socket_client, icmp_packet, packet_len); + batadv_socket_add_packet(socket_client, icmp_packet, packet_len); free_skb: kfree_skb(skb); out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); if (neigh_node) batadv_neigh_node_free_ref(neigh_node); if (orig_node) @@ -252,7 +253,7 @@ out: return len; } -static unsigned int bat_socket_poll(struct file *file, poll_table *wait) +static unsigned int batadv_socket_poll(struct file *file, poll_table *wait) { struct socket_client *socket_client = file->private_data; @@ -264,13 +265,13 @@ static unsigned int bat_socket_poll(struct file *file, poll_table *wait) return 0; } -static const struct file_operations fops = { +static const struct file_operations batadv_fops = { .owner = THIS_MODULE, - .open = bat_socket_open, - .release = bat_socket_release, - .read = bat_socket_read, - .write = bat_socket_write, - .poll = bat_socket_poll, + .open = batadv_socket_open, + .release = batadv_socket_release, + .read = batadv_socket_read, + .write = batadv_socket_write, + .poll = batadv_socket_poll, .llseek = no_llseek, }; @@ -282,7 +283,7 @@ int batadv_socket_setup(struct bat_priv *bat_priv) goto err; d = debugfs_create_file(ICMP_SOCKET, S_IFREG | S_IWUSR | S_IRUSR, - bat_priv->debug_dir, bat_priv, &fops); + bat_priv->debug_dir, bat_priv, &batadv_fops); if (!d) goto err; @@ -292,9 +293,9 @@ err: return -ENOMEM; } -static void bat_socket_add_packet(struct socket_client *socket_client, - struct icmp_packet_rr *icmp_packet, - size_t icmp_len) +static void batadv_socket_add_packet(struct socket_client *socket_client, + struct icmp_packet_rr *icmp_packet, + size_t icmp_len) { struct socket_packet *socket_packet; @@ -312,7 +313,7 @@ static void bat_socket_add_packet(struct socket_client *socket_client, /* while waiting for the lock the socket_client could have been * deleted */ - if (!socket_client_hash[icmp_packet->uid]) { + if (!batadv_socket_client_hash[icmp_packet->uid]) { spin_unlock_bh(&socket_client->lock); kfree(socket_packet); return; @@ -338,8 +339,9 @@ static void bat_socket_add_packet(struct socket_client *socket_client, void batadv_socket_receive_packet(struct icmp_packet_rr *icmp_packet, size_t icmp_len) { - struct socket_client *hash = socket_client_hash[icmp_packet->uid]; + struct socket_client *hash; + hash = batadv_socket_client_hash[icmp_packet->uid]; if (hash) - bat_socket_add_packet(hash, icmp_packet, icmp_len); + batadv_socket_add_packet(hash, icmp_packet, icmp_len); } diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c index d56d6b2e1924..e4564306453c 100644 --- a/net/batman-adv/main.c +++ b/net/batman-adv/main.c @@ -180,7 +180,7 @@ int batadv_is_my_mac(const uint8_t *addr) if (hard_iface->if_status != IF_ACTIVE) continue; - if (compare_eth(hard_iface->net_dev->dev_addr, addr)) { + if (batadv_compare_eth(hard_iface->net_dev->dev_addr, addr)) { rcu_read_unlock(); return 1; } @@ -238,9 +238,9 @@ int batadv_batman_skb_recv(struct sk_buff *skb, struct net_device *dev, batman_ogm_packet = (struct batman_ogm_packet *)skb->data; if (batman_ogm_packet->header.version != COMPAT_VERSION) { - bat_dbg(DBG_BATMAN, bat_priv, - "Drop packet: incompatible batman version (%i)\n", - batman_ogm_packet->header.version); + batadv_dbg(DBG_BATMAN, bat_priv, + "Drop packet: incompatible batman version (%i)\n", + batman_ogm_packet->header.version); goto err_free; } diff --git a/net/batman-adv/main.h b/net/batman-adv/main.h index 4b06b7621e7a..28242642c3f1 100644 --- a/net/batman-adv/main.h +++ b/net/batman-adv/main.h @@ -175,7 +175,7 @@ int batadv_algo_seq_print_text(struct seq_file *seq, void *offset); int batadv_debug_log(struct bat_priv *bat_priv, const char *fmt, ...) __printf(2, 3); -#define bat_dbg(type, bat_priv, fmt, arg...) \ +#define batadv_dbg(type, bat_priv, fmt, arg...) \ do { \ if (atomic_read(&bat_priv->log_level) & type) \ batadv_debug_log(bat_priv, fmt, ## arg);\ @@ -183,9 +183,9 @@ __printf(2, 3); while (0) #else /* !CONFIG_BATMAN_ADV_DEBUG */ __printf(3, 4) -static inline void bat_dbg(int type __always_unused, - struct bat_priv *bat_priv __always_unused, - const char *fmt __always_unused, ...) +static inline void batadv_dbg(int type __always_unused, + struct bat_priv *bat_priv __always_unused, + const char *fmt __always_unused, ...) { } #endif @@ -194,14 +194,14 @@ static inline void bat_dbg(int type __always_unused, do { \ struct net_device *_netdev = (net_dev); \ struct bat_priv *_batpriv = netdev_priv(_netdev); \ - bat_dbg(DBG_ALL, _batpriv, fmt, ## arg); \ + batadv_dbg(DBG_ALL, _batpriv, fmt, ## arg); \ pr_info("%s: " fmt, _netdev->name, ## arg); \ } while (0) #define bat_err(net_dev, fmt, arg...) \ do { \ struct net_device *_netdev = (net_dev); \ struct bat_priv *_batpriv = netdev_priv(_netdev); \ - bat_dbg(DBG_ALL, _batpriv, fmt, ## arg); \ + batadv_dbg(DBG_ALL, _batpriv, fmt, ## arg); \ pr_err("%s: " fmt, _netdev->name, ## arg); \ } while (0) @@ -209,7 +209,7 @@ static inline void bat_dbg(int type __always_unused, * * note: can't use compare_ether_addr() as it requires aligned memory */ -static inline int compare_eth(const void *data1, const void *data2) +static inline int batadv_compare_eth(const void *data1, const void *data2) { return (memcmp(data1, data2, ETH_ALEN) == 0 ? 1 : 0); } @@ -220,7 +220,8 @@ static inline int compare_eth(const void *data1, const void *data2) * * Returns true if current time is after timestamp + timeout */ -static inline bool has_timed_out(unsigned long timestamp, unsigned int timeout) +static inline bool batadv_has_timed_out(unsigned long timestamp, + unsigned int timeout) { return time_is_before_jiffies(timestamp + msecs_to_jiffies(timeout)); } diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c index 86e7e082c2bc..bf9ec39a8349 100644 --- a/net/batman-adv/originator.c +++ b/net/batman-adv/originator.c @@ -28,17 +28,17 @@ #include "soft-interface.h" #include "bridge_loop_avoidance.h" -static void purge_orig(struct work_struct *work); +static void batadv_purge_orig(struct work_struct *work); -static void start_purge_timer(struct bat_priv *bat_priv) +static void batadv_start_purge_timer(struct bat_priv *bat_priv) { - INIT_DELAYED_WORK(&bat_priv->orig_work, purge_orig); + INIT_DELAYED_WORK(&bat_priv->orig_work, batadv_purge_orig); queue_delayed_work(batadv_event_workqueue, &bat_priv->orig_work, msecs_to_jiffies(1000)); } /* returns 1 if they are the same originator */ -static int compare_orig(const struct hlist_node *node, const void *data2) +static int batadv_compare_orig(const struct hlist_node *node, const void *data2) { const void *data1 = container_of(node, struct orig_node, hash_entry); @@ -55,7 +55,7 @@ int batadv_originator_init(struct bat_priv *bat_priv) if (!bat_priv->orig_hash) goto err; - start_purge_timer(bat_priv); + batadv_start_purge_timer(bat_priv); return 0; err: @@ -102,15 +102,15 @@ struct neigh_node *batadv_neigh_node_new(struct hard_iface *hard_iface, /* extra reference for return */ atomic_set(&neigh_node->refcount, 2); - bat_dbg(DBG_BATMAN, bat_priv, - "Creating new neighbor %pM, initial seqno %d\n", - neigh_addr, seqno); + batadv_dbg(DBG_BATMAN, bat_priv, + "Creating new neighbor %pM, initial seqno %d\n", + neigh_addr, seqno); out: return neigh_node; } -static void orig_node_free_rcu(struct rcu_head *rcu) +static void batadv_orig_node_free_rcu(struct rcu_head *rcu) { struct hlist_node *node, *node_tmp; struct neigh_node *neigh_node, *tmp_neigh_node; @@ -149,7 +149,7 @@ static void orig_node_free_rcu(struct rcu_head *rcu) void batadv_orig_node_free_ref(struct orig_node *orig_node) { if (atomic_dec_and_test(&orig_node->refcount)) - call_rcu(&orig_node->rcu, orig_node_free_rcu); + call_rcu(&orig_node->rcu, batadv_orig_node_free_rcu); } void batadv_originator_free(struct bat_priv *bat_priv) @@ -195,12 +195,12 @@ struct orig_node *batadv_get_orig_node(struct bat_priv *bat_priv, int size; int hash_added; - orig_node = orig_hash_find(bat_priv, addr); + orig_node = batadv_orig_hash_find(bat_priv, addr); if (orig_node) return orig_node; - bat_dbg(DBG_BATMAN, bat_priv, - "Creating new originator: %pM\n", addr); + batadv_dbg(DBG_BATMAN, bat_priv, "Creating new originator: %pM\n", + addr); orig_node = kzalloc(sizeof(*orig_node), GFP_ATOMIC); if (!orig_node) @@ -248,8 +248,9 @@ struct orig_node *batadv_get_orig_node(struct bat_priv *bat_priv, if (!orig_node->bcast_own_sum) goto free_bcast_own; - hash_added = hash_add(bat_priv->orig_hash, compare_orig, - choose_orig, orig_node, &orig_node->hash_entry); + hash_added = batadv_hash_add(bat_priv->orig_hash, batadv_compare_orig, + batadv_choose_orig, orig_node, + &orig_node->hash_entry); if (hash_added != 0) goto free_bcast_own_sum; @@ -263,14 +264,15 @@ free_orig_node: return NULL; } -static bool purge_orig_neighbors(struct bat_priv *bat_priv, - struct orig_node *orig_node, - struct neigh_node **best_neigh_node) +static bool batadv_purge_orig_neighbors(struct bat_priv *bat_priv, + struct orig_node *orig_node, + struct neigh_node **best_neigh_node) { struct hlist_node *node, *node_tmp; struct neigh_node *neigh_node; bool neigh_purged = false; unsigned long last_seen; + struct hard_iface *if_incoming; *best_neigh_node = NULL; @@ -280,28 +282,26 @@ static bool purge_orig_neighbors(struct bat_priv *bat_priv, hlist_for_each_entry_safe(neigh_node, node, node_tmp, &orig_node->neigh_list, list) { - if ((has_timed_out(neigh_node->last_seen, PURGE_TIMEOUT)) || - (neigh_node->if_incoming->if_status == IF_INACTIVE) || - (neigh_node->if_incoming->if_status == IF_NOT_IN_USE) || - (neigh_node->if_incoming->if_status == IF_TO_BE_REMOVED)) { - - last_seen = neigh_node->last_seen; - - if ((neigh_node->if_incoming->if_status == - IF_INACTIVE) || - (neigh_node->if_incoming->if_status == - IF_NOT_IN_USE) || - (neigh_node->if_incoming->if_status == - IF_TO_BE_REMOVED)) - bat_dbg(DBG_BATMAN, bat_priv, - "neighbor purge: originator %pM, neighbor: %pM, iface: %s\n", - orig_node->orig, neigh_node->addr, - neigh_node->if_incoming->net_dev->name); + last_seen = neigh_node->last_seen; + if_incoming = neigh_node->if_incoming; + + if ((batadv_has_timed_out(last_seen, PURGE_TIMEOUT)) || + (if_incoming->if_status == IF_INACTIVE) || + (if_incoming->if_status == IF_NOT_IN_USE) || + (if_incoming->if_status == IF_TO_BE_REMOVED)) { + + if ((if_incoming->if_status == IF_INACTIVE) || + (if_incoming->if_status == IF_NOT_IN_USE) || + (if_incoming->if_status == IF_TO_BE_REMOVED)) + batadv_dbg(DBG_BATMAN, bat_priv, + "neighbor purge: originator %pM, neighbor: %pM, iface: %s\n", + orig_node->orig, neigh_node->addr, + if_incoming->net_dev->name); else - bat_dbg(DBG_BATMAN, bat_priv, - "neighbor timeout: originator %pM, neighbor: %pM, last_seen: %u\n", - orig_node->orig, neigh_node->addr, - jiffies_to_msecs(last_seen)); + batadv_dbg(DBG_BATMAN, bat_priv, + "neighbor timeout: originator %pM, neighbor: %pM, last_seen: %u\n", + orig_node->orig, neigh_node->addr, + jiffies_to_msecs(last_seen)); neigh_purged = true; @@ -319,20 +319,20 @@ static bool purge_orig_neighbors(struct bat_priv *bat_priv, return neigh_purged; } -static bool purge_orig_node(struct bat_priv *bat_priv, - struct orig_node *orig_node) +static bool batadv_purge_orig_node(struct bat_priv *bat_priv, + struct orig_node *orig_node) { struct neigh_node *best_neigh_node; - if (has_timed_out(orig_node->last_seen, 2 * PURGE_TIMEOUT)) { - bat_dbg(DBG_BATMAN, bat_priv, - "Originator timeout: originator %pM, last_seen %u\n", - orig_node->orig, - jiffies_to_msecs(orig_node->last_seen)); + if (batadv_has_timed_out(orig_node->last_seen, 2 * PURGE_TIMEOUT)) { + batadv_dbg(DBG_BATMAN, bat_priv, + "Originator timeout: originator %pM, last_seen %u\n", + orig_node->orig, + jiffies_to_msecs(orig_node->last_seen)); return true; } else { - if (purge_orig_neighbors(bat_priv, orig_node, - &best_neigh_node)) + if (batadv_purge_orig_neighbors(bat_priv, orig_node, + &best_neigh_node)) batadv_update_route(bat_priv, orig_node, best_neigh_node); } @@ -340,7 +340,7 @@ static bool purge_orig_node(struct bat_priv *bat_priv, return false; } -static void _purge_orig(struct bat_priv *bat_priv) +static void _batadv_purge_orig(struct bat_priv *bat_priv) { struct hashtable_t *hash = bat_priv->orig_hash; struct hlist_node *node, *node_tmp; @@ -360,7 +360,7 @@ static void _purge_orig(struct bat_priv *bat_priv) spin_lock_bh(list_lock); hlist_for_each_entry_safe(orig_node, node, node_tmp, head, hash_entry) { - if (purge_orig_node(bat_priv, orig_node)) { + if (batadv_purge_orig_node(bat_priv, orig_node)) { if (orig_node->gw_flags) batadv_gw_node_delete(bat_priv, orig_node); @@ -369,8 +369,8 @@ static void _purge_orig(struct bat_priv *bat_priv) continue; } - if (has_timed_out(orig_node->last_frag_packet, - FRAG_TIMEOUT)) + if (batadv_has_timed_out(orig_node->last_frag_packet, + FRAG_TIMEOUT)) batadv_frag_list_free(&orig_node->frag_list); } spin_unlock_bh(list_lock); @@ -380,20 +380,20 @@ static void _purge_orig(struct bat_priv *bat_priv) batadv_gw_election(bat_priv); } -static void purge_orig(struct work_struct *work) +static void batadv_purge_orig(struct work_struct *work) { struct delayed_work *delayed_work = container_of(work, struct delayed_work, work); struct bat_priv *bat_priv = container_of(delayed_work, struct bat_priv, orig_work); - _purge_orig(bat_priv); - start_purge_timer(bat_priv); + _batadv_purge_orig(bat_priv); + batadv_start_purge_timer(bat_priv); } void batadv_purge_orig_ref(struct bat_priv *bat_priv) { - _purge_orig(bat_priv); + _batadv_purge_orig(bat_priv); } int batadv_orig_seq_print_text(struct seq_file *seq, void *offset) @@ -412,7 +412,7 @@ int batadv_orig_seq_print_text(struct seq_file *seq, void *offset) uint32_t i; int ret = 0; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) { ret = seq_printf(seq, @@ -479,11 +479,11 @@ next: out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); return ret; } -static int orig_node_add_if(struct orig_node *orig_node, int max_if_num) +static int batadv_orig_node_add_if(struct orig_node *orig_node, int max_if_num) { void *data_ptr; @@ -528,7 +528,7 @@ int batadv_orig_hash_add_if(struct hard_iface *hard_iface, int max_if_num) rcu_read_lock(); hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) { spin_lock_bh(&orig_node->ogm_cnt_lock); - ret = orig_node_add_if(orig_node, max_if_num); + ret = batadv_orig_node_add_if(orig_node, max_if_num); spin_unlock_bh(&orig_node->ogm_cnt_lock); if (ret == -ENOMEM) @@ -544,8 +544,8 @@ err: return -ENOMEM; } -static int orig_node_del_if(struct orig_node *orig_node, - int max_if_num, int del_if_num) +static int batadv_orig_node_del_if(struct orig_node *orig_node, + int max_if_num, int del_if_num) { void *data_ptr = NULL; int chunk_size; @@ -612,8 +612,8 @@ int batadv_orig_hash_del_if(struct hard_iface *hard_iface, int max_if_num) rcu_read_lock(); hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) { spin_lock_bh(&orig_node->ogm_cnt_lock); - ret = orig_node_del_if(orig_node, max_if_num, - hard_iface->if_num); + ret = batadv_orig_node_del_if(orig_node, max_if_num, + hard_iface->if_num); spin_unlock_bh(&orig_node->ogm_cnt_lock); if (ret == -ENOMEM) diff --git a/net/batman-adv/originator.h b/net/batman-adv/originator.h index a72171997056..35f67eb4073f 100644 --- a/net/batman-adv/originator.h +++ b/net/batman-adv/originator.h @@ -41,7 +41,7 @@ int batadv_orig_hash_del_if(struct hard_iface *hard_iface, int max_if_num); /* hashfunction to choose an entry in a hash table of given size * hash algorithm from http://en.wikipedia.org/wiki/Hash_table */ -static inline uint32_t choose_orig(const void *data, uint32_t size) +static inline uint32_t batadv_choose_orig(const void *data, uint32_t size) { const unsigned char *key = data; uint32_t hash = 0; @@ -60,8 +60,8 @@ static inline uint32_t choose_orig(const void *data, uint32_t size) return hash % size; } -static inline struct orig_node *orig_hash_find(struct bat_priv *bat_priv, - const void *data) +static inline struct orig_node *batadv_orig_hash_find(struct bat_priv *bat_priv, + const void *data) { struct hashtable_t *hash = bat_priv->orig_hash; struct hlist_head *head; @@ -72,12 +72,12 @@ static inline struct orig_node *orig_hash_find(struct bat_priv *bat_priv, if (!hash) return NULL; - index = choose_orig(data, hash->size); + index = batadv_choose_orig(data, hash->size); head = &hash->table[index]; rcu_read_lock(); hlist_for_each_entry_rcu(orig_node, node, head, hash_entry) { - if (!compare_eth(orig_node, data)) + if (!batadv_compare_eth(orig_node, data)) continue; if (!atomic_inc_not_zero(&orig_node->refcount)) diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c index 79f63cf11be4..e7ee40d6d609 100644 --- a/net/batman-adv/routing.c +++ b/net/batman-adv/routing.c @@ -29,8 +29,8 @@ #include "unicast.h" #include "bridge_loop_avoidance.h" -static int route_unicast_packet(struct sk_buff *skb, - struct hard_iface *recv_if); +static int batadv_route_unicast_packet(struct sk_buff *skb, + struct hard_iface *recv_if); void batadv_slide_own_bcast_window(struct hard_iface *hard_iface) { @@ -61,9 +61,9 @@ void batadv_slide_own_bcast_window(struct hard_iface *hard_iface) } } -static void _update_route(struct bat_priv *bat_priv, - struct orig_node *orig_node, - struct neigh_node *neigh_node) +static void _batadv_update_route(struct bat_priv *bat_priv, + struct orig_node *orig_node, + struct neigh_node *neigh_node) { struct neigh_node *curr_router; @@ -71,23 +71,23 @@ static void _update_route(struct bat_priv *bat_priv, /* route deleted */ if ((curr_router) && (!neigh_node)) { - bat_dbg(DBG_ROUTES, bat_priv, "Deleting route towards: %pM\n", - orig_node->orig); + batadv_dbg(DBG_ROUTES, bat_priv, "Deleting route towards: %pM\n", + orig_node->orig); batadv_tt_global_del_orig(bat_priv, orig_node, "Deleted route towards originator"); /* route added */ } else if ((!curr_router) && (neigh_node)) { - bat_dbg(DBG_ROUTES, bat_priv, - "Adding route towards: %pM (via %pM)\n", - orig_node->orig, neigh_node->addr); + batadv_dbg(DBG_ROUTES, bat_priv, + "Adding route towards: %pM (via %pM)\n", + orig_node->orig, neigh_node->addr); /* route changed */ } else if (neigh_node && curr_router) { - bat_dbg(DBG_ROUTES, bat_priv, - "Changing route towards: %pM (now via %pM - was via %pM)\n", - orig_node->orig, neigh_node->addr, - curr_router->addr); + batadv_dbg(DBG_ROUTES, bat_priv, + "Changing route towards: %pM (now via %pM - was via %pM)\n", + orig_node->orig, neigh_node->addr, + curr_router->addr); } if (curr_router) @@ -117,7 +117,7 @@ void batadv_update_route(struct bat_priv *bat_priv, struct orig_node *orig_node, router = batadv_orig_node_get_router(orig_node); if (router != neigh_node) - _update_route(bat_priv, orig_node, neigh_node); + _batadv_update_route(bat_priv, orig_node, neigh_node); out: if (router) @@ -151,8 +151,8 @@ void batadv_bonding_candidate_add(struct orig_node *orig_node, spin_lock_bh(&orig_node->neigh_list_lock); /* only consider if it has the same primary address ... */ - if (!compare_eth(orig_node->orig, - neigh_node->orig_node->primary_addr)) + if (!batadv_compare_eth(orig_node->orig, + neigh_node->orig_node->primary_addr)) goto candidate_del; router = batadv_orig_node_get_router(orig_node); @@ -180,7 +180,8 @@ void batadv_bonding_candidate_add(struct orig_node *orig_node, continue; if ((neigh_node->if_incoming == tmp_neigh_node->if_incoming) || - (compare_eth(neigh_node->addr, tmp_neigh_node->addr))) { + (batadv_compare_eth(neigh_node->addr, + tmp_neigh_node->addr))) { interference_candidate = 1; break; } @@ -233,12 +234,12 @@ int batadv_window_protected(struct bat_priv *bat_priv, int32_t seq_num_diff, { if ((seq_num_diff <= -TQ_LOCAL_WINDOW_SIZE) || (seq_num_diff >= EXPECTED_SEQNO_RANGE)) { - if (!has_timed_out(*last_reset, RESET_PROTECTION_MS)) + if (!batadv_has_timed_out(*last_reset, RESET_PROTECTION_MS)) return 1; *last_reset = jiffies; - bat_dbg(DBG_BATMAN, bat_priv, - "old packet received, start protection\n"); + batadv_dbg(DBG_BATMAN, bat_priv, + "old packet received, start protection\n"); } return 0; @@ -275,8 +276,8 @@ bool batadv_check_management_packet(struct sk_buff *skb, return true; } -static int recv_my_icmp_packet(struct bat_priv *bat_priv, - struct sk_buff *skb, size_t icmp_len) +static int batadv_recv_my_icmp_packet(struct bat_priv *bat_priv, + struct sk_buff *skb, size_t icmp_len) { struct hard_iface *primary_if = NULL; struct orig_node *orig_node = NULL; @@ -292,13 +293,13 @@ static int recv_my_icmp_packet(struct bat_priv *bat_priv, goto out; } - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto out; /* answer echo request (ping) */ /* get routing information */ - orig_node = orig_hash_find(bat_priv, icmp_packet->orig); + orig_node = batadv_orig_hash_find(bat_priv, icmp_packet->orig); if (!orig_node) goto out; @@ -322,7 +323,7 @@ static int recv_my_icmp_packet(struct bat_priv *bat_priv, out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); if (router) batadv_neigh_node_free_ref(router); if (orig_node) @@ -330,8 +331,8 @@ out: return ret; } -static int recv_icmp_ttl_exceeded(struct bat_priv *bat_priv, - struct sk_buff *skb) +static int batadv_recv_icmp_ttl_exceeded(struct bat_priv *bat_priv, + struct sk_buff *skb) { struct hard_iface *primary_if = NULL; struct orig_node *orig_node = NULL; @@ -348,12 +349,12 @@ static int recv_icmp_ttl_exceeded(struct bat_priv *bat_priv, goto out; } - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto out; /* get routing information */ - orig_node = orig_hash_find(bat_priv, icmp_packet->orig); + orig_node = batadv_orig_hash_find(bat_priv, icmp_packet->orig); if (!orig_node) goto out; @@ -377,7 +378,7 @@ static int recv_icmp_ttl_exceeded(struct bat_priv *bat_priv, out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); if (router) batadv_neigh_node_free_ref(router); if (orig_node) @@ -430,14 +431,14 @@ int batadv_recv_icmp_packet(struct sk_buff *skb, struct hard_iface *recv_if) /* packet for me */ if (batadv_is_my_mac(icmp_packet->dst)) - return recv_my_icmp_packet(bat_priv, skb, hdr_size); + return batadv_recv_my_icmp_packet(bat_priv, skb, hdr_size); /* TTL exceeded */ if (icmp_packet->header.ttl < 2) - return recv_icmp_ttl_exceeded(bat_priv, skb); + return batadv_recv_icmp_ttl_exceeded(bat_priv, skb); /* get routing information */ - orig_node = orig_hash_find(bat_priv, icmp_packet->dst); + orig_node = batadv_orig_hash_find(bat_priv, icmp_packet->dst); if (!orig_node) goto out; @@ -472,8 +473,9 @@ out: * This method rotates the bonding list and increases the * returned router's refcount. */ -static struct neigh_node *find_bond_router(struct orig_node *primary_orig, - const struct hard_iface *recv_if) +static struct neigh_node * +batadv_find_bond_router(struct orig_node *primary_orig, + const struct hard_iface *recv_if) { struct neigh_node *tmp_neigh_node; struct neigh_node *router = NULL, *first_candidate = NULL; @@ -526,8 +528,9 @@ out: * * Increases the returned router's refcount */ -static struct neigh_node *find_ifalter_router(struct orig_node *primary_orig, - const struct hard_iface *recv_if) +static struct neigh_node * +batadv_find_ifalter_router(struct orig_node *primary_orig, + const struct hard_iface *recv_if) { struct neigh_node *tmp_neigh_node; struct neigh_node *router = NULL, *first_candidate = NULL; @@ -578,6 +581,7 @@ int batadv_recv_tt_query(struct sk_buff *skb, struct hard_iface *recv_if) struct tt_query_packet *tt_query; uint16_t tt_size; struct ethhdr *ethhdr; + char tt_flag; /* drop packet if it has not necessary minimum size */ if (unlikely(!pskb_may_pull(skb, sizeof(struct tt_query_packet)))) @@ -607,11 +611,12 @@ int batadv_recv_tt_query(struct sk_buff *skb, struct hard_iface *recv_if) * forwarded */ if (!batadv_send_tt_response(bat_priv, tt_query)) { - bat_dbg(DBG_TT, bat_priv, - "Routing TT_REQUEST to %pM [%c]\n", - tt_query->dst, - (tt_query->flags & TT_FULL_TABLE ? 'F' : '.')); - return route_unicast_packet(skb, recv_if); + tt_flag = tt_query->flags & TT_FULL_TABLE ? 'F' : '.'; + batadv_dbg(DBG_TT, bat_priv, + "Routing TT_REQUEST to %pM [%c]\n", + tt_query->dst, + tt_flag); + return batadv_route_unicast_packet(skb, recv_if); } break; case TT_RESPONSE: @@ -635,11 +640,12 @@ int batadv_recv_tt_query(struct sk_buff *skb, struct hard_iface *recv_if) batadv_handle_tt_response(bat_priv, tt_query); } else { - bat_dbg(DBG_TT, bat_priv, - "Routing TT_RESPONSE to %pM [%c]\n", - tt_query->dst, - (tt_query->flags & TT_FULL_TABLE ? 'F' : '.')); - return route_unicast_packet(skb, recv_if); + tt_flag = tt_query->flags & TT_FULL_TABLE ? 'F' : '.'; + batadv_dbg(DBG_TT, bat_priv, + "Routing TT_RESPONSE to %pM [%c]\n", + tt_query->dst, + tt_flag); + return batadv_route_unicast_packet(skb, recv_if); } break; } @@ -675,7 +681,7 @@ int batadv_recv_roam_adv(struct sk_buff *skb, struct hard_iface *recv_if) roam_adv_packet = (struct roam_adv_packet *)skb->data; if (!batadv_is_my_mac(roam_adv_packet->dst)) - return route_unicast_packet(skb, recv_if); + return batadv_route_unicast_packet(skb, recv_if); /* check if it is a backbone gateway. we don't accept * roaming advertisement from it, as it has the same @@ -684,13 +690,13 @@ int batadv_recv_roam_adv(struct sk_buff *skb, struct hard_iface *recv_if) if (batadv_bla_is_backbone_gw_orig(bat_priv, roam_adv_packet->src)) goto out; - orig_node = orig_hash_find(bat_priv, roam_adv_packet->src); + orig_node = batadv_orig_hash_find(bat_priv, roam_adv_packet->src); if (!orig_node) goto out; - bat_dbg(DBG_TT, bat_priv, - "Received ROAMING_ADV from %pM (client %pM)\n", - roam_adv_packet->src, roam_adv_packet->client); + batadv_dbg(DBG_TT, bat_priv, + "Received ROAMING_ADV from %pM (client %pM)\n", + roam_adv_packet->src, roam_adv_packet->client); batadv_tt_global_add(bat_priv, orig_node, roam_adv_packet->client, atomic_read(&orig_node->last_ttvn) + 1, true, @@ -721,6 +727,7 @@ struct neigh_node *batadv_find_router(struct bat_priv *bat_priv, struct neigh_node *router; static uint8_t zero_mac[ETH_ALEN] = {0, 0, 0, 0, 0, 0}; int bonding_enabled; + uint8_t *primary_addr; if (!orig_node) return NULL; @@ -743,20 +750,22 @@ struct neigh_node *batadv_find_router(struct bat_priv *bat_priv, if ((!recv_if) && (!bonding_enabled)) goto return_router; + primary_addr = router_orig->primary_addr; + /* if we have something in the primary_addr, we can search * for a potential bonding candidate. */ - if (compare_eth(router_orig->primary_addr, zero_mac)) + if (batadv_compare_eth(primary_addr, zero_mac)) goto return_router; /* find the orig_node which has the primary interface. might * even be the same as our router_orig in many cases */ - if (compare_eth(router_orig->primary_addr, router_orig->orig)) { + if (batadv_compare_eth(primary_addr, router_orig->orig)) { primary_orig_node = router_orig; } else { - primary_orig_node = orig_hash_find(bat_priv, - router_orig->primary_addr); + primary_orig_node = batadv_orig_hash_find(bat_priv, + primary_addr); if (!primary_orig_node) goto return_router; @@ -776,9 +785,9 @@ struct neigh_node *batadv_find_router(struct bat_priv *bat_priv, batadv_neigh_node_free_ref(router); if (bonding_enabled) - router = find_bond_router(primary_orig_node, recv_if); + router = batadv_find_bond_router(primary_orig_node, recv_if); else - router = find_ifalter_router(primary_orig_node, recv_if); + router = batadv_find_ifalter_router(primary_orig_node, recv_if); return_router: if (router && router->if_incoming->if_status != IF_ACTIVE) @@ -794,7 +803,7 @@ err: return NULL; } -static int check_unicast_packet(struct sk_buff *skb, int hdr_size) +static int batadv_check_unicast_packet(struct sk_buff *skb, int hdr_size) { struct ethhdr *ethhdr; @@ -819,7 +828,8 @@ static int check_unicast_packet(struct sk_buff *skb, int hdr_size) return 0; } -static int route_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if) +static int batadv_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; @@ -839,7 +849,7 @@ static int route_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if) } /* get routing information */ - orig_node = orig_hash_find(bat_priv, unicast_packet->dest); + orig_node = batadv_orig_hash_find(bat_priv, unicast_packet->dest); if (!orig_node) goto out; @@ -866,7 +876,8 @@ static int route_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if) } if (unicast_packet->header.packet_type == BAT_UNICAST_FRAG && - frag_can_reassemble(skb, neigh_node->if_incoming->net_dev->mtu)) { + batadv_frag_can_reassemble(skb, + neigh_node->if_incoming->net_dev->mtu)) { ret = batadv_frag_reassemble_skb(skb, bat_priv, &new_skb); @@ -903,8 +914,8 @@ out: return ret; } -static int check_unicast_ttvn(struct bat_priv *bat_priv, - struct sk_buff *skb) { +static int batadv_check_unicast_ttvn(struct bat_priv *bat_priv, + struct sk_buff *skb) { uint8_t curr_ttvn; struct orig_node *orig_node; struct ethhdr *ethhdr; @@ -922,7 +933,8 @@ static int check_unicast_ttvn(struct bat_priv *bat_priv, tt_poss_change = bat_priv->tt_poss_change; curr_ttvn = (uint8_t)atomic_read(&bat_priv->ttvn); } else { - orig_node = orig_hash_find(bat_priv, unicast_packet->dest); + orig_node = batadv_orig_hash_find(bat_priv, + unicast_packet->dest); if (!orig_node) return 0; @@ -955,12 +967,12 @@ static int check_unicast_ttvn(struct bat_priv *bat_priv, if (!orig_node) { if (!batadv_is_my_client(bat_priv, ethhdr->h_dest)) return 0; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) return 0; memcpy(unicast_packet->dest, primary_if->net_dev->dev_addr, ETH_ALEN); - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); } else { memcpy(unicast_packet->dest, orig_node->orig, ETH_ALEN); @@ -969,10 +981,10 @@ static int check_unicast_ttvn(struct bat_priv *bat_priv, batadv_orig_node_free_ref(orig_node); } - bat_dbg(DBG_ROUTES, bat_priv, - "TTVN mismatch (old_ttvn %u new_ttvn %u)! Rerouting unicast packet (for %pM) to %pM\n", - unicast_packet->ttvn, curr_ttvn, ethhdr->h_dest, - unicast_packet->dest); + batadv_dbg(DBG_ROUTES, bat_priv, + "TTVN mismatch (old_ttvn %u new_ttvn %u)! Rerouting unicast packet (for %pM) to %pM\n", + unicast_packet->ttvn, curr_ttvn, ethhdr->h_dest, + unicast_packet->dest); unicast_packet->ttvn = curr_ttvn; } @@ -985,10 +997,10 @@ int batadv_recv_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if) struct unicast_packet *unicast_packet; int hdr_size = sizeof(*unicast_packet); - if (check_unicast_packet(skb, hdr_size) < 0) + if (batadv_check_unicast_packet(skb, hdr_size) < 0) return NET_RX_DROP; - if (!check_unicast_ttvn(bat_priv, skb)) + if (!batadv_check_unicast_ttvn(bat_priv, skb)) return NET_RX_DROP; unicast_packet = (struct unicast_packet *)skb->data; @@ -1000,7 +1012,7 @@ int batadv_recv_unicast_packet(struct sk_buff *skb, struct hard_iface *recv_if) return NET_RX_SUCCESS; } - return route_unicast_packet(skb, recv_if); + return batadv_route_unicast_packet(skb, recv_if); } int batadv_recv_ucast_frag_packet(struct sk_buff *skb, @@ -1012,10 +1024,10 @@ int batadv_recv_ucast_frag_packet(struct sk_buff *skb, struct sk_buff *new_skb = NULL; int ret; - if (check_unicast_packet(skb, hdr_size) < 0) + if (batadv_check_unicast_packet(skb, hdr_size) < 0) return NET_RX_DROP; - if (!check_unicast_ttvn(bat_priv, skb)) + if (!batadv_check_unicast_ttvn(bat_priv, skb)) return NET_RX_DROP; unicast_packet = (struct unicast_frag_packet *)skb->data; @@ -1037,7 +1049,7 @@ int batadv_recv_ucast_frag_packet(struct sk_buff *skb, return NET_RX_SUCCESS; } - return route_unicast_packet(skb, recv_if); + return batadv_route_unicast_packet(skb, recv_if); } @@ -1078,7 +1090,7 @@ int batadv_recv_bcast_packet(struct sk_buff *skb, struct hard_iface *recv_if) if (bcast_packet->header.ttl < 2) goto out; - orig_node = orig_hash_find(bat_priv, bcast_packet->orig); + orig_node = batadv_orig_hash_find(bat_priv, bcast_packet->orig); if (!orig_node) goto out; @@ -1086,8 +1098,8 @@ int batadv_recv_bcast_packet(struct sk_buff *skb, struct hard_iface *recv_if) spin_lock_bh(&orig_node->bcast_seqno_lock); /* check whether the packet is a duplicate */ - if (bat_test_bit(orig_node->bcast_bits, orig_node->last_bcast_seqno, - ntohl(bcast_packet->seqno))) + if (batadv_test_bit(orig_node->bcast_bits, orig_node->last_bcast_seqno, + ntohl(bcast_packet->seqno))) goto spin_unlock; seq_diff = ntohl(bcast_packet->seqno) - orig_node->last_bcast_seqno; diff --git a/net/batman-adv/send.c b/net/batman-adv/send.c index 2c92a32ec6c6..1842cbc280c7 100644 --- a/net/batman-adv/send.c +++ b/net/batman-adv/send.c @@ -27,7 +27,7 @@ #include "gateway_common.h" #include "originator.h" -static void send_outstanding_bcast_packet(struct work_struct *work); +static void batadv_send_outstanding_bcast_packet(struct work_struct *work); /* send out an already prepared packet to the given address via the * specified batman interface @@ -96,18 +96,18 @@ void batadv_schedule_bat_ogm(struct hard_iface *hard_iface) bat_priv->bat_algo_ops->bat_ogm_schedule(hard_iface); } -static void forw_packet_free(struct forw_packet *forw_packet) +static void batadv_forw_packet_free(struct forw_packet *forw_packet) { if (forw_packet->skb) kfree_skb(forw_packet->skb); if (forw_packet->if_incoming) - hardif_free_ref(forw_packet->if_incoming); + batadv_hardif_free_ref(forw_packet->if_incoming); kfree(forw_packet); } -static void _add_bcast_packet_to_list(struct bat_priv *bat_priv, - struct forw_packet *forw_packet, - unsigned long send_time) +static void _batadv_add_bcast_packet_to_list(struct bat_priv *bat_priv, + struct forw_packet *forw_packet, + unsigned long send_time) { INIT_HLIST_NODE(&forw_packet->list); @@ -118,7 +118,7 @@ static void _add_bcast_packet_to_list(struct bat_priv *bat_priv, /* start timer for this packet */ INIT_DELAYED_WORK(&forw_packet->delayed_work, - send_outstanding_bcast_packet); + batadv_send_outstanding_bcast_packet); queue_delayed_work(batadv_event_workqueue, &forw_packet->delayed_work, send_time); } @@ -142,11 +142,11 @@ int batadv_add_bcast_packet_to_list(struct bat_priv *bat_priv, struct sk_buff *newskb; if (!atomic_dec_not_zero(&bat_priv->bcast_queue_left)) { - bat_dbg(DBG_BATMAN, bat_priv, "bcast packet queue full\n"); + batadv_dbg(DBG_BATMAN, bat_priv, "bcast packet queue full\n"); goto out; } - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto out_and_inc; @@ -171,7 +171,7 @@ int batadv_add_bcast_packet_to_list(struct bat_priv *bat_priv, /* how often did we send the bcast packet ? */ forw_packet->num_packets = 0; - _add_bcast_packet_to_list(bat_priv, forw_packet, delay); + _batadv_add_bcast_packet_to_list(bat_priv, forw_packet, delay); return NETDEV_TX_OK; packet_free: @@ -180,11 +180,11 @@ out_and_inc: atomic_inc(&bat_priv->bcast_queue_left); out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); return NETDEV_TX_BUSY; } -static void send_outstanding_bcast_packet(struct work_struct *work) +static void batadv_send_outstanding_bcast_packet(struct work_struct *work) { struct hard_iface *hard_iface; struct delayed_work *delayed_work = @@ -220,13 +220,13 @@ static void send_outstanding_bcast_packet(struct work_struct *work) /* if we still have some more bcasts to send */ if (forw_packet->num_packets < 3) { - _add_bcast_packet_to_list(bat_priv, forw_packet, - msecs_to_jiffies(5)); + _batadv_add_bcast_packet_to_list(bat_priv, forw_packet, + msecs_to_jiffies(5)); return; } out: - forw_packet_free(forw_packet); + batadv_forw_packet_free(forw_packet); atomic_inc(&bat_priv->bcast_queue_left); } @@ -260,7 +260,7 @@ out: if (!forw_packet->own) atomic_inc(&bat_priv->batman_queue_left); - forw_packet_free(forw_packet); + batadv_forw_packet_free(forw_packet); } void batadv_purge_outstanding_packets(struct bat_priv *bat_priv, @@ -271,12 +271,12 @@ void batadv_purge_outstanding_packets(struct bat_priv *bat_priv, bool pending; if (hard_iface) - bat_dbg(DBG_BATMAN, bat_priv, - "purge_outstanding_packets(): %s\n", - hard_iface->net_dev->name); + batadv_dbg(DBG_BATMAN, bat_priv, + "purge_outstanding_packets(): %s\n", + hard_iface->net_dev->name); else - bat_dbg(DBG_BATMAN, bat_priv, - "purge_outstanding_packets()\n"); + batadv_dbg(DBG_BATMAN, bat_priv, + "purge_outstanding_packets()\n"); /* free bcast list */ spin_lock_bh(&bat_priv->forw_bcast_list_lock); @@ -292,7 +292,7 @@ void batadv_purge_outstanding_packets(struct bat_priv *bat_priv, spin_unlock_bh(&bat_priv->forw_bcast_list_lock); - /* send_outstanding_bcast_packet() will lock the list to + /* batadv_send_outstanding_bcast_packet() will lock the list to * delete the item from the list */ pending = cancel_delayed_work_sync(&forw_packet->delayed_work); @@ -300,7 +300,7 @@ void batadv_purge_outstanding_packets(struct bat_priv *bat_priv, if (pending) { hlist_del(&forw_packet->list); - forw_packet_free(forw_packet); + batadv_forw_packet_free(forw_packet); } } spin_unlock_bh(&bat_priv->forw_bcast_list_lock); @@ -327,7 +327,7 @@ void batadv_purge_outstanding_packets(struct bat_priv *bat_priv, if (pending) { hlist_del(&forw_packet->list); - forw_packet_free(forw_packet); + batadv_forw_packet_free(forw_packet); } } spin_unlock_bh(&bat_priv->forw_bat_list_lock); diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c index 0658781febde..2de1d742119f 100644 --- a/net/batman-adv/soft-interface.c +++ b/net/batman-adv/soft-interface.c @@ -37,23 +37,23 @@ #include "bridge_loop_avoidance.h" -static int bat_get_settings(struct net_device *dev, struct ethtool_cmd *cmd); -static void bat_get_drvinfo(struct net_device *dev, - struct ethtool_drvinfo *info); -static u32 bat_get_msglevel(struct net_device *dev); -static void bat_set_msglevel(struct net_device *dev, u32 value); -static u32 bat_get_link(struct net_device *dev); +static int batadv_get_settings(struct net_device *dev, struct ethtool_cmd *cmd); +static void batadv_get_drvinfo(struct net_device *dev, + struct ethtool_drvinfo *info); +static u32 batadv_get_msglevel(struct net_device *dev); +static void batadv_set_msglevel(struct net_device *dev, u32 value); +static u32 batadv_get_link(struct net_device *dev); static void batadv_get_strings(struct net_device *dev, u32 stringset, u8 *data); static void batadv_get_ethtool_stats(struct net_device *dev, struct ethtool_stats *stats, u64 *data); static int batadv_get_sset_count(struct net_device *dev, int stringset); -static const struct ethtool_ops bat_ethtool_ops = { - .get_settings = bat_get_settings, - .get_drvinfo = bat_get_drvinfo, - .get_msglevel = bat_get_msglevel, - .set_msglevel = bat_set_msglevel, - .get_link = bat_get_link, +static const struct ethtool_ops batadv_ethtool_ops = { + .get_settings = batadv_get_settings, + .get_drvinfo = batadv_get_drvinfo, + .get_msglevel = batadv_get_msglevel, + .set_msglevel = batadv_set_msglevel, + .get_link = batadv_get_link, .get_strings = batadv_get_strings, .get_ethtool_stats = batadv_get_ethtool_stats, .get_sset_count = batadv_get_sset_count, @@ -78,25 +78,25 @@ int batadv_skb_head_push(struct sk_buff *skb, unsigned int len) return 0; } -static int interface_open(struct net_device *dev) +static int batadv_interface_open(struct net_device *dev) { netif_start_queue(dev); return 0; } -static int interface_release(struct net_device *dev) +static int batadv_interface_release(struct net_device *dev) { netif_stop_queue(dev); return 0; } -static struct net_device_stats *interface_stats(struct net_device *dev) +static struct net_device_stats *batadv_interface_stats(struct net_device *dev) { struct bat_priv *bat_priv = netdev_priv(dev); return &bat_priv->stats; } -static int interface_set_mac_addr(struct net_device *dev, void *p) +static int batadv_interface_set_mac_addr(struct net_device *dev, void *p) { struct bat_priv *bat_priv = netdev_priv(dev); struct sockaddr *addr = p; @@ -116,7 +116,7 @@ static int interface_set_mac_addr(struct net_device *dev, void *p) return 0; } -static int interface_change_mtu(struct net_device *dev, int new_mtu) +static int batadv_interface_change_mtu(struct net_device *dev, int new_mtu) { /* check ranges */ if ((new_mtu < 68) || (new_mtu > batadv_hardif_min_mtu(dev))) @@ -127,7 +127,8 @@ static int interface_change_mtu(struct net_device *dev, int new_mtu) return 0; } -static int interface_tx(struct sk_buff *skb, struct net_device *soft_iface) +static int batadv_interface_tx(struct sk_buff *skb, + struct net_device *soft_iface) { struct ethhdr *ethhdr = (struct ethhdr *)skb->data; struct bat_priv *bat_priv = netdev_priv(soft_iface); @@ -168,7 +169,7 @@ static int interface_tx(struct sk_buff *skb, struct net_device *soft_iface) /* don't accept stp packets. STP does not help in meshes. * better use the bridge loop avoidance ... */ - if (compare_eth(ethhdr->h_dest, stp_addr)) + if (batadv_compare_eth(ethhdr->h_dest, stp_addr)) goto dropped; if (is_multicast_ether_addr(ethhdr->h_dest)) { @@ -199,7 +200,7 @@ static int interface_tx(struct sk_buff *skb, struct net_device *soft_iface) /* ethernet packet should be broadcasted */ if (do_bcast) { - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto dropped; @@ -253,7 +254,7 @@ dropped_freed: bat_priv->stats.tx_dropped++; end: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); return NETDEV_TX_OK; } @@ -323,23 +324,23 @@ out: return; } -static const struct net_device_ops bat_netdev_ops = { - .ndo_open = interface_open, - .ndo_stop = interface_release, - .ndo_get_stats = interface_stats, - .ndo_set_mac_address = interface_set_mac_addr, - .ndo_change_mtu = interface_change_mtu, - .ndo_start_xmit = interface_tx, +static const struct net_device_ops batadv_netdev_ops = { + .ndo_open = batadv_interface_open, + .ndo_stop = batadv_interface_release, + .ndo_get_stats = batadv_interface_stats, + .ndo_set_mac_address = batadv_interface_set_mac_addr, + .ndo_change_mtu = batadv_interface_change_mtu, + .ndo_start_xmit = batadv_interface_tx, .ndo_validate_addr = eth_validate_addr }; -static void interface_setup(struct net_device *dev) +static void batadv_interface_setup(struct net_device *dev) { struct bat_priv *priv = netdev_priv(dev); ether_setup(dev); - dev->netdev_ops = &bat_netdev_ops; + dev->netdev_ops = &batadv_netdev_ops; dev->destructor = free_netdev; dev->tx_queue_len = 0; @@ -353,7 +354,7 @@ static void interface_setup(struct net_device *dev) /* generate random address */ eth_hw_addr_random(dev); - SET_ETHTOOL_OPS(dev, &bat_ethtool_ops); + SET_ETHTOOL_OPS(dev, &batadv_ethtool_ops); memset(priv, 0, sizeof(*priv)); } @@ -364,7 +365,8 @@ struct net_device *batadv_softif_create(const char *name) struct bat_priv *bat_priv; int ret; - soft_iface = alloc_netdev(sizeof(*bat_priv), name, interface_setup); + soft_iface = alloc_netdev(sizeof(*bat_priv), name, + batadv_interface_setup); if (!soft_iface) goto out; @@ -456,14 +458,14 @@ void batadv_softif_destroy(struct net_device *soft_iface) int batadv_softif_is_valid(const struct net_device *net_dev) { - if (net_dev->netdev_ops->ndo_start_xmit == interface_tx) + if (net_dev->netdev_ops->ndo_start_xmit == batadv_interface_tx) return 1; return 0; } /* ethtool */ -static int bat_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) +static int batadv_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) { cmd->supported = 0; cmd->advertising = 0; @@ -479,8 +481,8 @@ static int bat_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) return 0; } -static void bat_get_drvinfo(struct net_device *dev, - struct ethtool_drvinfo *info) +static void batadv_get_drvinfo(struct net_device *dev, + struct ethtool_drvinfo *info) { strcpy(info->driver, "B.A.T.M.A.N. advanced"); strcpy(info->version, SOURCE_VERSION); @@ -488,16 +490,16 @@ static void bat_get_drvinfo(struct net_device *dev, strcpy(info->bus_info, "batman"); } -static u32 bat_get_msglevel(struct net_device *dev) +static u32 batadv_get_msglevel(struct net_device *dev) { return -EOPNOTSUPP; } -static void bat_set_msglevel(struct net_device *dev, u32 value) +static void batadv_set_msglevel(struct net_device *dev, u32 value) { } -static u32 bat_get_link(struct net_device *dev) +static u32 batadv_get_link(struct net_device *dev) { return 1; } @@ -508,7 +510,7 @@ static u32 bat_get_link(struct net_device *dev) */ static const struct { const char name[ETH_GSTRING_LEN]; -} bat_counters_strings[] = { +} batadv_counters_strings[] = { { "forward" }, { "forward_bytes" }, { "mgmt_tx" }, @@ -527,8 +529,8 @@ static void batadv_get_strings(struct net_device *dev, uint32_t stringset, uint8_t *data) { if (stringset == ETH_SS_STATS) - memcpy(data, bat_counters_strings, - sizeof(bat_counters_strings)); + memcpy(data, batadv_counters_strings, + sizeof(batadv_counters_strings)); } static void batadv_get_ethtool_stats(struct net_device *dev, diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c index 3806d9bbf55e..cf7988342f27 100644 --- a/net/batman-adv/translation-table.c +++ b/net/batman-adv/translation-table.c @@ -29,13 +29,14 @@ #include <linux/crc16.h> -static void send_roam_adv(struct bat_priv *bat_priv, uint8_t *client, - struct orig_node *orig_node); -static void tt_purge(struct work_struct *work); -static void tt_global_del_orig_list(struct tt_global_entry *tt_global_entry); +static void batadv_send_roam_adv(struct bat_priv *bat_priv, uint8_t *client, + struct orig_node *orig_node); +static void batadv_tt_purge(struct work_struct *work); +static void +batadv_tt_global_del_orig_list(struct tt_global_entry *tt_global_entry); /* returns 1 if they are the same mac addr */ -static int compare_tt(const struct hlist_node *node, const void *data2) +static int batadv_compare_tt(const struct hlist_node *node, const void *data2) { const void *data1 = container_of(node, struct tt_common_entry, hash_entry); @@ -43,15 +44,15 @@ static int compare_tt(const struct hlist_node *node, const void *data2) return (memcmp(data1, data2, ETH_ALEN) == 0 ? 1 : 0); } -static void tt_start_timer(struct bat_priv *bat_priv) +static void batadv_tt_start_timer(struct bat_priv *bat_priv) { - INIT_DELAYED_WORK(&bat_priv->tt_work, tt_purge); + INIT_DELAYED_WORK(&bat_priv->tt_work, batadv_tt_purge); queue_delayed_work(batadv_event_workqueue, &bat_priv->tt_work, msecs_to_jiffies(5000)); } -static struct tt_common_entry *tt_hash_find(struct hashtable_t *hash, - const void *data) +static struct tt_common_entry *batadv_tt_hash_find(struct hashtable_t *hash, + const void *data) { struct hlist_head *head; struct hlist_node *node; @@ -61,12 +62,12 @@ static struct tt_common_entry *tt_hash_find(struct hashtable_t *hash, if (!hash) return NULL; - index = choose_orig(data, hash->size); + index = batadv_choose_orig(data, hash->size); head = &hash->table[index]; rcu_read_lock(); hlist_for_each_entry_rcu(tt_common_entry, node, head, hash_entry) { - if (!compare_eth(tt_common_entry, data)) + if (!batadv_compare_eth(tt_common_entry, data)) continue; if (!atomic_inc_not_zero(&tt_common_entry->refcount)) @@ -80,26 +81,26 @@ static struct tt_common_entry *tt_hash_find(struct hashtable_t *hash, return tt_common_entry_tmp; } -static struct tt_local_entry *tt_local_hash_find(struct bat_priv *bat_priv, - const void *data) +static struct tt_local_entry * +batadv_tt_local_hash_find(struct bat_priv *bat_priv, const void *data) { struct tt_common_entry *tt_common_entry; struct tt_local_entry *tt_local_entry = NULL; - tt_common_entry = tt_hash_find(bat_priv->tt_local_hash, data); + tt_common_entry = batadv_tt_hash_find(bat_priv->tt_local_hash, data); if (tt_common_entry) tt_local_entry = container_of(tt_common_entry, struct tt_local_entry, common); return tt_local_entry; } -static struct tt_global_entry *tt_global_hash_find(struct bat_priv *bat_priv, - const void *data) +static struct tt_global_entry * +batadv_tt_global_hash_find(struct bat_priv *bat_priv, const void *data) { struct tt_common_entry *tt_common_entry; struct tt_global_entry *tt_global_entry = NULL; - tt_common_entry = tt_hash_find(bat_priv->tt_global_hash, data); + tt_common_entry = batadv_tt_hash_find(bat_priv->tt_global_hash, data); if (tt_common_entry) tt_global_entry = container_of(tt_common_entry, struct tt_global_entry, common); @@ -107,13 +108,14 @@ static struct tt_global_entry *tt_global_hash_find(struct bat_priv *bat_priv, } -static void tt_local_entry_free_ref(struct tt_local_entry *tt_local_entry) +static void +batadv_tt_local_entry_free_ref(struct tt_local_entry *tt_local_entry) { if (atomic_dec_and_test(&tt_local_entry->common.refcount)) kfree_rcu(tt_local_entry, common.rcu); } -static void tt_global_entry_free_rcu(struct rcu_head *rcu) +static void batadv_tt_global_entry_free_rcu(struct rcu_head *rcu) { struct tt_common_entry *tt_common_entry; struct tt_global_entry *tt_global_entry; @@ -125,16 +127,17 @@ static void tt_global_entry_free_rcu(struct rcu_head *rcu) kfree(tt_global_entry); } -static void tt_global_entry_free_ref(struct tt_global_entry *tt_global_entry) +static void +batadv_tt_global_entry_free_ref(struct tt_global_entry *tt_global_entry) { if (atomic_dec_and_test(&tt_global_entry->common.refcount)) { - tt_global_del_orig_list(tt_global_entry); + batadv_tt_global_del_orig_list(tt_global_entry); call_rcu(&tt_global_entry->common.rcu, - tt_global_entry_free_rcu); + batadv_tt_global_entry_free_rcu); } } -static void tt_orig_list_entry_free_rcu(struct rcu_head *rcu) +static void batadv_tt_orig_list_entry_free_rcu(struct rcu_head *rcu) { struct tt_orig_list_entry *orig_entry; @@ -143,15 +146,14 @@ static void tt_orig_list_entry_free_rcu(struct rcu_head *rcu) kfree(orig_entry); } -static void tt_orig_list_entry_free_ref(struct tt_orig_list_entry *orig_entry) +static void +batadv_tt_orig_list_entry_free_ref(struct tt_orig_list_entry *orig_entry) { - /* to avoid race conditions, immediately decrease the tt counter */ - atomic_dec(&orig_entry->orig_node->tt_size); - call_rcu(&orig_entry->rcu, tt_orig_list_entry_free_rcu); + call_rcu(&orig_entry->rcu, batadv_tt_orig_list_entry_free_rcu); } -static void tt_local_event(struct bat_priv *bat_priv, const uint8_t *addr, - uint8_t flags) +static void batadv_tt_local_event(struct bat_priv *bat_priv, + const uint8_t *addr, uint8_t flags) { struct tt_change_node *tt_change_node; @@ -177,7 +179,7 @@ int batadv_tt_len(int changes_num) return changes_num * sizeof(struct tt_change); } -static int tt_local_init(struct bat_priv *bat_priv) +static int batadv_tt_local_init(struct bat_priv *bat_priv) { if (bat_priv->tt_local_hash) return 0; @@ -201,7 +203,7 @@ void batadv_tt_local_add(struct net_device *soft_iface, const uint8_t *addr, struct tt_orig_list_entry *orig_entry; int hash_added; - tt_local_entry = tt_local_hash_find(bat_priv, addr); + tt_local_entry = batadv_tt_local_hash_find(bat_priv, addr); if (tt_local_entry) { tt_local_entry->last_seen = jiffies; @@ -214,9 +216,9 @@ void batadv_tt_local_add(struct net_device *soft_iface, const uint8_t *addr, if (!tt_local_entry) goto out; - bat_dbg(DBG_TT, bat_priv, - "Creating new local tt entry: %pM (ttvn: %d)\n", addr, - (uint8_t)atomic_read(&bat_priv->ttvn)); + batadv_dbg(DBG_TT, bat_priv, + "Creating new local tt entry: %pM (ttvn: %d)\n", addr, + (uint8_t)atomic_read(&bat_priv->ttvn)); memcpy(tt_local_entry->common.addr, addr, ETH_ALEN); tt_local_entry->common.flags = NO_FLAGS; @@ -226,7 +228,7 @@ void batadv_tt_local_add(struct net_device *soft_iface, const uint8_t *addr, tt_local_entry->last_seen = jiffies; /* the batman interface mac address should never be purged */ - if (compare_eth(addr, soft_iface->dev_addr)) + if (batadv_compare_eth(addr, soft_iface->dev_addr)) tt_local_entry->common.flags |= TT_CLIENT_NOPURGE; /* The local entry has to be marked as NEW to avoid to send it in @@ -235,20 +237,21 @@ void batadv_tt_local_add(struct net_device *soft_iface, const uint8_t *addr, */ tt_local_entry->common.flags |= TT_CLIENT_NEW; - hash_added = hash_add(bat_priv->tt_local_hash, compare_tt, choose_orig, - &tt_local_entry->common, - &tt_local_entry->common.hash_entry); + hash_added = batadv_hash_add(bat_priv->tt_local_hash, batadv_compare_tt, + batadv_choose_orig, + &tt_local_entry->common, + &tt_local_entry->common.hash_entry); if (unlikely(hash_added != 0)) { /* remove the reference for the hash */ - tt_local_entry_free_ref(tt_local_entry); + batadv_tt_local_entry_free_ref(tt_local_entry); goto out; } - tt_local_event(bat_priv, addr, tt_local_entry->common.flags); + batadv_tt_local_event(bat_priv, addr, tt_local_entry->common.flags); /* remove address from global hash if present */ - tt_global_entry = tt_global_hash_find(bat_priv, addr); + tt_global_entry = batadv_tt_global_hash_find(bat_priv, addr); /* Check whether it is a roaming! */ if (tt_global_entry) { @@ -258,8 +261,9 @@ void batadv_tt_local_add(struct net_device *soft_iface, const uint8_t *addr, hlist_for_each_entry_rcu(orig_entry, node, head, list) { orig_entry->orig_node->tt_poss_change = true; - send_roam_adv(bat_priv, tt_global_entry->common.addr, - orig_entry->orig_node); + batadv_send_roam_adv(bat_priv, + tt_global_entry->common.addr, + orig_entry->orig_node); } rcu_read_unlock(); /* The global entry has to be marked as ROAMING and @@ -270,14 +274,15 @@ void batadv_tt_local_add(struct net_device *soft_iface, const uint8_t *addr, } out: if (tt_local_entry) - tt_local_entry_free_ref(tt_local_entry); + batadv_tt_local_entry_free_ref(tt_local_entry); if (tt_global_entry) - tt_global_entry_free_ref(tt_global_entry); + batadv_tt_global_entry_free_ref(tt_global_entry); } -static void tt_realloc_packet_buff(unsigned char **packet_buff, - int *packet_buff_len, int min_packet_len, - int new_packet_len) +static void batadv_tt_realloc_packet_buff(unsigned char **packet_buff, + int *packet_buff_len, + int min_packet_len, + int new_packet_len) { unsigned char *new_buff; @@ -292,14 +297,15 @@ static void tt_realloc_packet_buff(unsigned char **packet_buff, } } -static void tt_prepare_packet_buff(struct bat_priv *bat_priv, - unsigned char **packet_buff, - int *packet_buff_len, int min_packet_len) +static void batadv_tt_prepare_packet_buff(struct bat_priv *bat_priv, + unsigned char **packet_buff, + int *packet_buff_len, + int min_packet_len) { struct hard_iface *primary_if; int req_len; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); req_len = min_packet_len; req_len += batadv_tt_len(atomic_read(&bat_priv->tt_local_changes)); @@ -310,23 +316,24 @@ static void tt_prepare_packet_buff(struct bat_priv *bat_priv, if ((!primary_if) || (req_len > primary_if->soft_iface->mtu)) req_len = min_packet_len; - tt_realloc_packet_buff(packet_buff, packet_buff_len, - min_packet_len, req_len); + batadv_tt_realloc_packet_buff(packet_buff, packet_buff_len, + min_packet_len, req_len); if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); } -static int tt_changes_fill_buff(struct bat_priv *bat_priv, - unsigned char **packet_buff, - int *packet_buff_len, int min_packet_len) +static int batadv_tt_changes_fill_buff(struct bat_priv *bat_priv, + unsigned char **packet_buff, + int *packet_buff_len, + int min_packet_len) { struct tt_change_node *entry, *safe; int count = 0, tot_changes = 0, new_len; unsigned char *tt_buff; - tt_prepare_packet_buff(bat_priv, packet_buff, - packet_buff_len, min_packet_len); + batadv_tt_prepare_packet_buff(bat_priv, packet_buff, + packet_buff_len, min_packet_len); new_len = *packet_buff_len - min_packet_len; tt_buff = *packet_buff + min_packet_len; @@ -382,7 +389,7 @@ int batadv_tt_local_seq_print_text(struct seq_file *seq, void *offset) uint32_t i; int ret = 0; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) { ret = seq_printf(seq, "BATMAN mesh %s disabled - please specify interfaces to enable it\n", @@ -424,16 +431,16 @@ int batadv_tt_local_seq_print_text(struct seq_file *seq, void *offset) } out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); return ret; } -static void tt_local_set_pending(struct bat_priv *bat_priv, - struct tt_local_entry *tt_local_entry, - uint16_t flags, const char *message) +static void batadv_tt_local_set_pending(struct bat_priv *bat_priv, + struct tt_local_entry *tt_local_entry, + uint16_t flags, const char *message) { - tt_local_event(bat_priv, tt_local_entry->common.addr, - tt_local_entry->common.flags | flags); + batadv_tt_local_event(bat_priv, tt_local_entry->common.addr, + tt_local_entry->common.flags | flags); /* The local client has to be marked as "pending to be removed" but has * to be kept in the table in order to send it in a full table @@ -441,9 +448,9 @@ static void tt_local_set_pending(struct bat_priv *bat_priv, */ tt_local_entry->common.flags |= TT_CLIENT_PENDING; - bat_dbg(DBG_TT, bat_priv, - "Local tt entry (%pM) pending to be removed: %s\n", - tt_local_entry->common.addr, message); + batadv_dbg(DBG_TT, bat_priv, + "Local tt entry (%pM) pending to be removed: %s\n", + tt_local_entry->common.addr, message); } void batadv_tt_local_remove(struct bat_priv *bat_priv, const uint8_t *addr, @@ -451,18 +458,19 @@ void batadv_tt_local_remove(struct bat_priv *bat_priv, const uint8_t *addr, { struct tt_local_entry *tt_local_entry = NULL; - tt_local_entry = tt_local_hash_find(bat_priv, addr); + tt_local_entry = batadv_tt_local_hash_find(bat_priv, addr); if (!tt_local_entry) goto out; - tt_local_set_pending(bat_priv, tt_local_entry, TT_CLIENT_DEL | - (roaming ? TT_CLIENT_ROAM : NO_FLAGS), message); + batadv_tt_local_set_pending(bat_priv, tt_local_entry, TT_CLIENT_DEL | + (roaming ? TT_CLIENT_ROAM : NO_FLAGS), + message); out: if (tt_local_entry) - tt_local_entry_free_ref(tt_local_entry); + batadv_tt_local_entry_free_ref(tt_local_entry); } -static void tt_local_purge(struct bat_priv *bat_priv) +static void batadv_tt_local_purge(struct bat_priv *bat_priv) { struct hashtable_t *hash = bat_priv->tt_local_hash; struct tt_local_entry *tt_local_entry; @@ -489,19 +497,19 @@ static void tt_local_purge(struct bat_priv *bat_priv) if (tt_local_entry->common.flags & TT_CLIENT_PENDING) continue; - if (!has_timed_out(tt_local_entry->last_seen, - TT_LOCAL_TIMEOUT)) + if (!batadv_has_timed_out(tt_local_entry->last_seen, + TT_LOCAL_TIMEOUT)) continue; - tt_local_set_pending(bat_priv, tt_local_entry, - TT_CLIENT_DEL, "timed out"); + batadv_tt_local_set_pending(bat_priv, tt_local_entry, + TT_CLIENT_DEL, "timed out"); } spin_unlock_bh(list_lock); } } -static void tt_local_table_free(struct bat_priv *bat_priv) +static void batadv_tt_local_table_free(struct bat_priv *bat_priv) { struct hashtable_t *hash; spinlock_t *list_lock; /* protects write access to the hash lists */ @@ -527,7 +535,7 @@ static void tt_local_table_free(struct bat_priv *bat_priv) tt_local_entry = container_of(tt_common_entry, struct tt_local_entry, common); - tt_local_entry_free_ref(tt_local_entry); + batadv_tt_local_entry_free_ref(tt_local_entry); } spin_unlock_bh(list_lock); } @@ -537,7 +545,7 @@ static void tt_local_table_free(struct bat_priv *bat_priv) bat_priv->tt_local_hash = NULL; } -static int tt_global_init(struct bat_priv *bat_priv) +static int batadv_tt_global_init(struct bat_priv *bat_priv) { if (bat_priv->tt_global_hash) return 0; @@ -550,7 +558,7 @@ static int tt_global_init(struct bat_priv *bat_priv) return 0; } -static void tt_changes_list_free(struct bat_priv *bat_priv) +static void batadv_tt_changes_list_free(struct bat_priv *bat_priv) { struct tt_change_node *entry, *safe; @@ -569,8 +577,8 @@ static void tt_changes_list_free(struct bat_priv *bat_priv) /* find out if an orig_node is already in the list of a tt_global_entry. * returns 1 if found, 0 otherwise */ -static bool tt_global_entry_has_orig(const struct tt_global_entry *entry, - const struct orig_node *orig_node) +static bool batadv_tt_global_entry_has_orig(const struct tt_global_entry *entry, + const struct orig_node *orig_node) { struct tt_orig_list_entry *tmp_orig_entry; const struct hlist_head *head; @@ -589,9 +597,9 @@ static bool tt_global_entry_has_orig(const struct tt_global_entry *entry, return found; } -static void tt_global_add_orig_entry(struct tt_global_entry *tt_global_entry, - struct orig_node *orig_node, - int ttvn) +static void +batadv_tt_global_add_orig_entry(struct tt_global_entry *tt_global_entry, + struct orig_node *orig_node, int ttvn) { struct tt_orig_list_entry *orig_entry; @@ -619,8 +627,9 @@ int batadv_tt_global_add(struct bat_priv *bat_priv, struct orig_node *orig_node, struct tt_global_entry *tt_global_entry = NULL; int ret = 0; int hash_added; + struct tt_common_entry *common; - tt_global_entry = tt_global_hash_find(bat_priv, tt_addr); + tt_global_entry = batadv_tt_global_hash_find(bat_priv, tt_addr); if (!tt_global_entry) { tt_global_entry = kzalloc(sizeof(*tt_global_entry), @@ -628,26 +637,29 @@ int batadv_tt_global_add(struct bat_priv *bat_priv, struct orig_node *orig_node, if (!tt_global_entry) goto out; - memcpy(tt_global_entry->common.addr, tt_addr, ETH_ALEN); + common = &tt_global_entry->common; + memcpy(common->addr, tt_addr, ETH_ALEN); - tt_global_entry->common.flags = NO_FLAGS; + common->flags = NO_FLAGS; tt_global_entry->roam_at = 0; - atomic_set(&tt_global_entry->common.refcount, 2); + atomic_set(&common->refcount, 2); INIT_HLIST_HEAD(&tt_global_entry->orig_list); spin_lock_init(&tt_global_entry->list_lock); - hash_added = hash_add(bat_priv->tt_global_hash, compare_tt, - choose_orig, &tt_global_entry->common, - &tt_global_entry->common.hash_entry); + hash_added = batadv_hash_add(bat_priv->tt_global_hash, + batadv_compare_tt, + batadv_choose_orig, common, + &common->hash_entry); if (unlikely(hash_added != 0)) { /* remove the reference for the hash */ - tt_global_entry_free_ref(tt_global_entry); + batadv_tt_global_entry_free_ref(tt_global_entry); goto out_remove; } - tt_global_add_orig_entry(tt_global_entry, orig_node, ttvn); + batadv_tt_global_add_orig_entry(tt_global_entry, orig_node, + ttvn); } else { /* there is already a global entry, use this one. */ @@ -659,22 +671,23 @@ int batadv_tt_global_add(struct bat_priv *bat_priv, struct orig_node *orig_node, * new one. */ if (tt_global_entry->common.flags & TT_CLIENT_ROAM) { - tt_global_del_orig_list(tt_global_entry); + batadv_tt_global_del_orig_list(tt_global_entry); tt_global_entry->common.flags &= ~TT_CLIENT_ROAM; tt_global_entry->roam_at = 0; } - if (!tt_global_entry_has_orig(tt_global_entry, orig_node)) - tt_global_add_orig_entry(tt_global_entry, orig_node, - ttvn); + if (!batadv_tt_global_entry_has_orig(tt_global_entry, + orig_node)) + batadv_tt_global_add_orig_entry(tt_global_entry, + orig_node, ttvn); } if (wifi) tt_global_entry->common.flags |= TT_CLIENT_WIFI; - bat_dbg(DBG_TT, bat_priv, - "Creating new global tt entry: %pM (via %pM)\n", - tt_global_entry->common.addr, orig_node->orig); + batadv_dbg(DBG_TT, bat_priv, + "Creating new global tt entry: %pM (via %pM)\n", + tt_global_entry->common.addr, orig_node->orig); out_remove: /* remove address from local hash if present */ @@ -683,15 +696,16 @@ out_remove: ret = 1; out: if (tt_global_entry) - tt_global_entry_free_ref(tt_global_entry); + batadv_tt_global_entry_free_ref(tt_global_entry); return ret; } /* print all orig nodes who announce the address for this global entry. * it is assumed that the caller holds rcu_read_lock(); */ -static void tt_global_print_entry(struct tt_global_entry *tt_global_entry, - struct seq_file *seq) +static void +batadv_tt_global_print_entry(struct tt_global_entry *tt_global_entry, + struct seq_file *seq) { struct hlist_head *head; struct hlist_node *node; @@ -728,7 +742,7 @@ int batadv_tt_global_seq_print_text(struct seq_file *seq, void *offset) uint32_t i; int ret = 0; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) { ret = seq_printf(seq, "BATMAN mesh %s disabled - please specify interfaces to enable it\n", @@ -758,18 +772,19 @@ int batadv_tt_global_seq_print_text(struct seq_file *seq, void *offset) tt_global_entry = container_of(tt_common_entry, struct tt_global_entry, common); - tt_global_print_entry(tt_global_entry, seq); + batadv_tt_global_print_entry(tt_global_entry, seq); } rcu_read_unlock(); } out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); return ret; } /* deletes the orig list of a tt_global_entry */ -static void tt_global_del_orig_list(struct tt_global_entry *tt_global_entry) +static void +batadv_tt_global_del_orig_list(struct tt_global_entry *tt_global_entry) { struct hlist_head *head; struct hlist_node *node, *safe; @@ -779,16 +794,17 @@ static void tt_global_del_orig_list(struct tt_global_entry *tt_global_entry) head = &tt_global_entry->orig_list; hlist_for_each_entry_safe(orig_entry, node, safe, head, list) { hlist_del_rcu(node); - tt_orig_list_entry_free_ref(orig_entry); + batadv_tt_orig_list_entry_free_ref(orig_entry); } spin_unlock_bh(&tt_global_entry->list_lock); } -static void tt_global_del_orig_entry(struct bat_priv *bat_priv, - struct tt_global_entry *tt_global_entry, - struct orig_node *orig_node, - const char *message) +static void +batadv_tt_global_del_orig_entry(struct bat_priv *bat_priv, + struct tt_global_entry *tt_global_entry, + struct orig_node *orig_node, + const char *message) { struct hlist_head *head; struct hlist_node *node, *safe; @@ -798,28 +814,27 @@ static void tt_global_del_orig_entry(struct bat_priv *bat_priv, head = &tt_global_entry->orig_list; hlist_for_each_entry_safe(orig_entry, node, safe, head, list) { if (orig_entry->orig_node == orig_node) { - bat_dbg(DBG_TT, bat_priv, - "Deleting %pM from global tt entry %pM: %s\n", - orig_node->orig, tt_global_entry->common.addr, - message); + batadv_dbg(DBG_TT, bat_priv, + "Deleting %pM from global tt entry %pM: %s\n", + orig_node->orig, + tt_global_entry->common.addr, message); hlist_del_rcu(node); - tt_orig_list_entry_free_ref(orig_entry); + batadv_tt_orig_list_entry_free_ref(orig_entry); } } spin_unlock_bh(&tt_global_entry->list_lock); } -static void tt_global_del_struct(struct bat_priv *bat_priv, - struct tt_global_entry *tt_global_entry, - const char *message) +static void batadv_tt_global_del_struct(struct bat_priv *bat_priv, + struct tt_global_entry *tt_global_entry, + const char *message) { - bat_dbg(DBG_TT, bat_priv, - "Deleting global tt entry %pM: %s\n", - tt_global_entry->common.addr, message); + batadv_dbg(DBG_TT, bat_priv, "Deleting global tt entry %pM: %s\n", + tt_global_entry->common.addr, message); - hash_remove(bat_priv->tt_global_hash, compare_tt, choose_orig, - tt_global_entry->common.addr); - tt_global_entry_free_ref(tt_global_entry); + batadv_hash_remove(bat_priv->tt_global_hash, batadv_compare_tt, + batadv_choose_orig, tt_global_entry->common.addr); + batadv_tt_global_entry_free_ref(tt_global_entry); } @@ -827,10 +842,10 @@ static void tt_global_del_struct(struct bat_priv *bat_priv, * within tt_global entry. If yes, we set the TT_CLIENT_ROAM flag and the timer, * otherwise we simply remove the originator scheduled for deletion. */ -static void tt_global_del_roaming(struct bat_priv *bat_priv, - struct tt_global_entry *tt_global_entry, - struct orig_node *orig_node, - const char *message) +static void +batadv_tt_global_del_roaming(struct bat_priv *bat_priv, + struct tt_global_entry *tt_global_entry, + struct orig_node *orig_node, const char *message) { bool last_entry = true; struct hlist_head *head; @@ -859,31 +874,31 @@ static void tt_global_del_roaming(struct bat_priv *bat_priv, /* there is another entry, we can simply delete this * one and can still use the other one. */ - tt_global_del_orig_entry(bat_priv, tt_global_entry, - orig_node, message); + batadv_tt_global_del_orig_entry(bat_priv, tt_global_entry, + orig_node, message); } -static void tt_global_del(struct bat_priv *bat_priv, - struct orig_node *orig_node, - const unsigned char *addr, - const char *message, bool roaming) +static void batadv_tt_global_del(struct bat_priv *bat_priv, + struct orig_node *orig_node, + const unsigned char *addr, + const char *message, bool roaming) { struct tt_global_entry *tt_global_entry = NULL; - struct tt_local_entry *tt_local_entry = NULL; + struct tt_local_entry *local_entry = NULL; - tt_global_entry = tt_global_hash_find(bat_priv, addr); + tt_global_entry = batadv_tt_global_hash_find(bat_priv, addr); if (!tt_global_entry) goto out; if (!roaming) { - tt_global_del_orig_entry(bat_priv, tt_global_entry, orig_node, - message); + batadv_tt_global_del_orig_entry(bat_priv, tt_global_entry, + orig_node, message); if (hlist_empty(&tt_global_entry->orig_list)) - tt_global_del_struct(bat_priv, tt_global_entry, - message); + batadv_tt_global_del_struct(bat_priv, tt_global_entry, + message); goto out; } @@ -901,29 +916,29 @@ static void tt_global_del(struct bat_priv *bat_priv, * 2) the client roamed to us => we can directly delete * the global entry, since it is useless now. */ - tt_local_entry = tt_local_hash_find(bat_priv, - tt_global_entry->common.addr); - if (tt_local_entry) { + local_entry = batadv_tt_local_hash_find(bat_priv, + tt_global_entry->common.addr); + if (local_entry) { /* local entry exists, case 2: client roamed to us. */ - tt_global_del_orig_list(tt_global_entry); - tt_global_del_struct(bat_priv, tt_global_entry, message); + batadv_tt_global_del_orig_list(tt_global_entry); + batadv_tt_global_del_struct(bat_priv, tt_global_entry, message); } else /* no local entry exists, case 1: check for roaming */ - tt_global_del_roaming(bat_priv, tt_global_entry, orig_node, - message); + batadv_tt_global_del_roaming(bat_priv, tt_global_entry, + orig_node, message); out: if (tt_global_entry) - tt_global_entry_free_ref(tt_global_entry); - if (tt_local_entry) - tt_local_entry_free_ref(tt_local_entry); + batadv_tt_global_entry_free_ref(tt_global_entry); + if (local_entry) + batadv_tt_local_entry_free_ref(local_entry); } void batadv_tt_global_del_orig(struct bat_priv *bat_priv, struct orig_node *orig_node, const char *message) { - struct tt_global_entry *tt_global_entry; + struct tt_global_entry *global_entry; struct tt_common_entry *tt_common_entry; uint32_t i; struct hashtable_t *hash = bat_priv->tt_global_hash; @@ -941,20 +956,19 @@ void batadv_tt_global_del_orig(struct bat_priv *bat_priv, spin_lock_bh(list_lock); hlist_for_each_entry_safe(tt_common_entry, node, safe, head, hash_entry) { - tt_global_entry = container_of(tt_common_entry, - struct tt_global_entry, - common); + global_entry = container_of(tt_common_entry, + struct tt_global_entry, + common); - tt_global_del_orig_entry(bat_priv, tt_global_entry, - orig_node, message); + batadv_tt_global_del_orig_entry(bat_priv, global_entry, + orig_node, message); - if (hlist_empty(&tt_global_entry->orig_list)) { - bat_dbg(DBG_TT, bat_priv, - "Deleting global tt entry %pM: %s\n", - tt_global_entry->common.addr, - message); + if (hlist_empty(&global_entry->orig_list)) { + batadv_dbg(DBG_TT, bat_priv, + "Deleting global tt entry %pM: %s\n", + global_entry->common.addr, message); hlist_del_rcu(node); - tt_global_entry_free_ref(tt_global_entry); + batadv_tt_global_entry_free_ref(global_entry); } } spin_unlock_bh(list_lock); @@ -962,7 +976,7 @@ void batadv_tt_global_del_orig(struct bat_priv *bat_priv, orig_node->tt_initialised = false; } -static void tt_global_roam_purge(struct bat_priv *bat_priv) +static void batadv_tt_global_roam_purge(struct bat_priv *bat_priv) { struct hashtable_t *hash = bat_priv->tt_global_hash; struct tt_common_entry *tt_common_entry; @@ -984,23 +998,23 @@ static void tt_global_roam_purge(struct bat_priv *bat_priv) common); if (!(tt_global_entry->common.flags & TT_CLIENT_ROAM)) continue; - if (!has_timed_out(tt_global_entry->roam_at, - TT_CLIENT_ROAM_TIMEOUT)) + if (!batadv_has_timed_out(tt_global_entry->roam_at, + TT_CLIENT_ROAM_TIMEOUT)) continue; - bat_dbg(DBG_TT, bat_priv, - "Deleting global tt entry (%pM): Roaming timeout\n", - tt_global_entry->common.addr); + batadv_dbg(DBG_TT, bat_priv, + "Deleting global tt entry (%pM): Roaming timeout\n", + tt_global_entry->common.addr); hlist_del_rcu(node); - tt_global_entry_free_ref(tt_global_entry); + batadv_tt_global_entry_free_ref(tt_global_entry); } spin_unlock_bh(list_lock); } } -static void tt_global_table_free(struct bat_priv *bat_priv) +static void batadv_tt_global_table_free(struct bat_priv *bat_priv) { struct hashtable_t *hash; spinlock_t *list_lock; /* protects write access to the hash lists */ @@ -1026,7 +1040,7 @@ static void tt_global_table_free(struct bat_priv *bat_priv) tt_global_entry = container_of(tt_common_entry, struct tt_global_entry, common); - tt_global_entry_free_ref(tt_global_entry); + batadv_tt_global_entry_free_ref(tt_global_entry); } spin_unlock_bh(list_lock); } @@ -1036,8 +1050,8 @@ static void tt_global_table_free(struct bat_priv *bat_priv) bat_priv->tt_global_hash = NULL; } -static bool _is_ap_isolated(struct tt_local_entry *tt_local_entry, - struct tt_global_entry *tt_global_entry) +static bool _batadv_is_ap_isolated(struct tt_local_entry *tt_local_entry, + struct tt_global_entry *tt_global_entry) { bool ret = false; @@ -1062,19 +1076,20 @@ struct orig_node *batadv_transtable_search(struct bat_priv *bat_priv, int best_tq; if (src && atomic_read(&bat_priv->ap_isolation)) { - tt_local_entry = tt_local_hash_find(bat_priv, src); + tt_local_entry = batadv_tt_local_hash_find(bat_priv, src); if (!tt_local_entry) goto out; } - tt_global_entry = tt_global_hash_find(bat_priv, addr); + tt_global_entry = batadv_tt_global_hash_find(bat_priv, addr); if (!tt_global_entry) goto out; /* check whether the clients should not communicate due to AP * isolation */ - if (tt_local_entry && _is_ap_isolated(tt_local_entry, tt_global_entry)) + if (tt_local_entry && + _batadv_is_ap_isolated(tt_local_entry, tt_global_entry)) goto out; best_tq = 0; @@ -1098,16 +1113,16 @@ struct orig_node *batadv_transtable_search(struct bat_priv *bat_priv, rcu_read_unlock(); out: if (tt_global_entry) - tt_global_entry_free_ref(tt_global_entry); + batadv_tt_global_entry_free_ref(tt_global_entry); if (tt_local_entry) - tt_local_entry_free_ref(tt_local_entry); + batadv_tt_local_entry_free_ref(tt_local_entry); return orig_node; } /* Calculates the checksum of the local table of a given orig_node */ -static uint16_t tt_global_crc(struct bat_priv *bat_priv, - struct orig_node *orig_node) +static uint16_t batadv_tt_global_crc(struct bat_priv *bat_priv, + struct orig_node *orig_node) { uint16_t total = 0, total_one; struct hashtable_t *hash = bat_priv->tt_global_hash; @@ -1138,8 +1153,8 @@ static uint16_t tt_global_crc(struct bat_priv *bat_priv, /* find out if this global entry is announced by this * originator */ - if (!tt_global_entry_has_orig(tt_global_entry, - orig_node)) + if (!batadv_tt_global_entry_has_orig(tt_global_entry, + orig_node)) continue; total_one = 0; @@ -1188,7 +1203,7 @@ static uint16_t batadv_tt_local_crc(struct bat_priv *bat_priv) return total; } -static void tt_req_list_free(struct bat_priv *bat_priv) +static void batadv_tt_req_list_free(struct bat_priv *bat_priv) { struct tt_req_node *node, *safe; @@ -1202,10 +1217,10 @@ static void tt_req_list_free(struct bat_priv *bat_priv) spin_unlock_bh(&bat_priv->tt_req_list_lock); } -static void tt_save_orig_buffer(struct bat_priv *bat_priv, - struct orig_node *orig_node, - const unsigned char *tt_buff, - uint8_t tt_num_changes) +static void batadv_tt_save_orig_buffer(struct bat_priv *bat_priv, + struct orig_node *orig_node, + const unsigned char *tt_buff, + uint8_t tt_num_changes) { uint16_t tt_buff_len = batadv_tt_len(tt_num_changes); @@ -1225,13 +1240,13 @@ static void tt_save_orig_buffer(struct bat_priv *bat_priv, spin_unlock_bh(&orig_node->tt_buff_lock); } -static void tt_req_purge(struct bat_priv *bat_priv) +static void batadv_tt_req_purge(struct bat_priv *bat_priv) { struct tt_req_node *node, *safe; spin_lock_bh(&bat_priv->tt_req_list_lock); list_for_each_entry_safe(node, safe, &bat_priv->tt_req_list, list) { - if (has_timed_out(node->issued_at, TT_REQUEST_TIMEOUT)) { + if (batadv_has_timed_out(node->issued_at, TT_REQUEST_TIMEOUT)) { list_del(&node->list); kfree(node); } @@ -1242,16 +1257,16 @@ static void tt_req_purge(struct bat_priv *bat_priv) /* returns the pointer to the new tt_req_node struct if no request * has already been issued for this orig_node, NULL otherwise */ -static struct tt_req_node *new_tt_req_node(struct bat_priv *bat_priv, - struct orig_node *orig_node) +static struct tt_req_node *batadv_new_tt_req_node(struct bat_priv *bat_priv, + struct orig_node *orig_node) { struct tt_req_node *tt_req_node_tmp, *tt_req_node = NULL; spin_lock_bh(&bat_priv->tt_req_list_lock); list_for_each_entry(tt_req_node_tmp, &bat_priv->tt_req_list, list) { - if (compare_eth(tt_req_node_tmp, orig_node) && - !has_timed_out(tt_req_node_tmp->issued_at, - TT_REQUEST_TIMEOUT)) + if (batadv_compare_eth(tt_req_node_tmp, orig_node) && + !batadv_has_timed_out(tt_req_node_tmp->issued_at, + TT_REQUEST_TIMEOUT)) goto unlock; } @@ -1269,7 +1284,8 @@ unlock: } /* data_ptr is useless here, but has to be kept to respect the prototype */ -static int tt_local_valid_entry(const void *entry_ptr, const void *data_ptr) +static int batadv_tt_local_valid_entry(const void *entry_ptr, + const void *data_ptr) { const struct tt_common_entry *tt_common_entry = entry_ptr; @@ -1278,7 +1294,8 @@ static int tt_local_valid_entry(const void *entry_ptr, const void *data_ptr) return 1; } -static int tt_global_valid_entry(const void *entry_ptr, const void *data_ptr) +static int batadv_tt_global_valid(const void *entry_ptr, + const void *data_ptr) { const struct tt_common_entry *tt_common_entry = entry_ptr; const struct tt_global_entry *tt_global_entry; @@ -1290,15 +1307,15 @@ static int tt_global_valid_entry(const void *entry_ptr, const void *data_ptr) tt_global_entry = container_of(tt_common_entry, struct tt_global_entry, common); - return tt_global_entry_has_orig(tt_global_entry, orig_node); + return batadv_tt_global_entry_has_orig(tt_global_entry, orig_node); } -static struct sk_buff *tt_response_fill_table(uint16_t tt_len, uint8_t ttvn, - struct hashtable_t *hash, - struct hard_iface *primary_if, - int (*valid_cb)(const void *, - const void *), - void *cb_data) +static struct sk_buff * +batadv_tt_response_fill_table(uint16_t tt_len, uint8_t ttvn, + struct hashtable_t *hash, + struct hard_iface *primary_if, + int (*valid_cb)(const void *, const void *), + void *cb_data) { struct tt_common_entry *tt_common_entry; struct tt_query_packet *tt_response; @@ -1359,9 +1376,10 @@ out: return skb; } -static int send_tt_request(struct bat_priv *bat_priv, - struct orig_node *dst_orig_node, - uint8_t ttvn, uint16_t tt_crc, bool full_table) +static int batadv_send_tt_request(struct bat_priv *bat_priv, + struct orig_node *dst_orig_node, + uint8_t ttvn, uint16_t tt_crc, + bool full_table) { struct sk_buff *skb = NULL; struct tt_query_packet *tt_request; @@ -1370,14 +1388,14 @@ static int send_tt_request(struct bat_priv *bat_priv, struct tt_req_node *tt_req_node = NULL; int ret = 1; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto out; /* The new tt_req will be issued only if I'm not waiting for a * reply from the same orig_node yet */ - tt_req_node = new_tt_req_node(bat_priv, dst_orig_node); + tt_req_node = batadv_new_tt_req_node(bat_priv, dst_orig_node); if (!tt_req_node) goto out; @@ -1406,10 +1424,10 @@ static int send_tt_request(struct bat_priv *bat_priv, if (!neigh_node) goto out; - bat_dbg(DBG_TT, bat_priv, - "Sending TT_REQUEST to %pM via %pM [%c]\n", - dst_orig_node->orig, neigh_node->addr, - (full_table ? 'F' : '.')); + batadv_dbg(DBG_TT, bat_priv, + "Sending TT_REQUEST to %pM via %pM [%c]\n", + dst_orig_node->orig, neigh_node->addr, + (full_table ? 'F' : '.')); batadv_inc_counter(bat_priv, BAT_CNT_TT_REQUEST_TX); @@ -1420,7 +1438,7 @@ out: if (neigh_node) batadv_neigh_node_free_ref(neigh_node); if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); if (ret) kfree_skb(skb); if (ret && tt_req_node) { @@ -1432,8 +1450,8 @@ out: return ret; } -static bool send_other_tt_response(struct bat_priv *bat_priv, - struct tt_query_packet *tt_request) +static bool batadv_send_other_tt_response(struct bat_priv *bat_priv, + struct tt_query_packet *tt_request) { struct orig_node *req_dst_orig_node = NULL, *res_dst_orig_node = NULL; struct neigh_node *neigh_node = NULL; @@ -1446,17 +1464,17 @@ static bool send_other_tt_response(struct bat_priv *bat_priv, struct sk_buff *skb = NULL; struct tt_query_packet *tt_response; - bat_dbg(DBG_TT, bat_priv, - "Received TT_REQUEST from %pM for ttvn: %u (%pM) [%c]\n", - tt_request->src, tt_request->ttvn, tt_request->dst, - (tt_request->flags & TT_FULL_TABLE ? 'F' : '.')); + batadv_dbg(DBG_TT, bat_priv, + "Received TT_REQUEST from %pM for ttvn: %u (%pM) [%c]\n", + tt_request->src, tt_request->ttvn, tt_request->dst, + (tt_request->flags & TT_FULL_TABLE ? 'F' : '.')); /* Let's get the orig node of the REAL destination */ - req_dst_orig_node = orig_hash_find(bat_priv, tt_request->dst); + req_dst_orig_node = batadv_orig_hash_find(bat_priv, tt_request->dst); if (!req_dst_orig_node) goto out; - res_dst_orig_node = orig_hash_find(bat_priv, tt_request->src); + res_dst_orig_node = batadv_orig_hash_find(bat_priv, tt_request->src); if (!res_dst_orig_node) goto out; @@ -1464,7 +1482,7 @@ static bool send_other_tt_response(struct bat_priv *bat_priv, if (!neigh_node) goto out; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto out; @@ -1513,10 +1531,11 @@ static bool send_other_tt_response(struct bat_priv *bat_priv, sizeof(struct tt_change); ttvn = (uint8_t)atomic_read(&req_dst_orig_node->last_ttvn); - skb = tt_response_fill_table(tt_len, ttvn, - bat_priv->tt_global_hash, - primary_if, tt_global_valid_entry, - req_dst_orig_node); + skb = batadv_tt_response_fill_table(tt_len, ttvn, + bat_priv->tt_global_hash, + primary_if, + batadv_tt_global_valid, + req_dst_orig_node); if (!skb) goto out; @@ -1533,10 +1552,10 @@ static bool send_other_tt_response(struct bat_priv *bat_priv, if (full_table) tt_response->flags |= TT_FULL_TABLE; - bat_dbg(DBG_TT, bat_priv, - "Sending TT_RESPONSE %pM via %pM for %pM (ttvn: %u)\n", - res_dst_orig_node->orig, neigh_node->addr, - req_dst_orig_node->orig, req_ttvn); + batadv_dbg(DBG_TT, bat_priv, + "Sending TT_RESPONSE %pM via %pM for %pM (ttvn: %u)\n", + res_dst_orig_node->orig, neigh_node->addr, + req_dst_orig_node->orig, req_ttvn); batadv_inc_counter(bat_priv, BAT_CNT_TT_RESPONSE_TX); @@ -1555,14 +1574,14 @@ out: if (neigh_node) batadv_neigh_node_free_ref(neigh_node); if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); if (!ret) kfree_skb(skb); return ret; } -static bool send_my_tt_response(struct bat_priv *bat_priv, - struct tt_query_packet *tt_request) +static bool batadv_send_my_tt_response(struct bat_priv *bat_priv, + struct tt_query_packet *tt_request) { struct orig_node *orig_node = NULL; struct neigh_node *neigh_node = NULL; @@ -1575,16 +1594,16 @@ static bool send_my_tt_response(struct bat_priv *bat_priv, struct sk_buff *skb = NULL; struct tt_query_packet *tt_response; - bat_dbg(DBG_TT, bat_priv, - "Received TT_REQUEST from %pM for ttvn: %u (me) [%c]\n", - tt_request->src, tt_request->ttvn, - (tt_request->flags & TT_FULL_TABLE ? 'F' : '.')); + batadv_dbg(DBG_TT, bat_priv, + "Received TT_REQUEST from %pM for ttvn: %u (me) [%c]\n", + tt_request->src, tt_request->ttvn, + (tt_request->flags & TT_FULL_TABLE ? 'F' : '.')); my_ttvn = (uint8_t)atomic_read(&bat_priv->ttvn); req_ttvn = tt_request->ttvn; - orig_node = orig_hash_find(bat_priv, tt_request->src); + orig_node = batadv_orig_hash_find(bat_priv, tt_request->src); if (!orig_node) goto out; @@ -1592,7 +1611,7 @@ static bool send_my_tt_response(struct bat_priv *bat_priv, if (!neigh_node) goto out; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto out; @@ -1633,10 +1652,11 @@ static bool send_my_tt_response(struct bat_priv *bat_priv, sizeof(struct tt_change); ttvn = (uint8_t)atomic_read(&bat_priv->ttvn); - skb = tt_response_fill_table(tt_len, ttvn, - bat_priv->tt_local_hash, - primary_if, tt_local_valid_entry, - NULL); + skb = batadv_tt_response_fill_table(tt_len, ttvn, + bat_priv->tt_local_hash, + primary_if, + batadv_tt_local_valid_entry, + NULL); if (!skb) goto out; @@ -1653,10 +1673,10 @@ static bool send_my_tt_response(struct bat_priv *bat_priv, if (full_table) tt_response->flags |= TT_FULL_TABLE; - bat_dbg(DBG_TT, bat_priv, - "Sending TT_RESPONSE to %pM via %pM [%c]\n", - orig_node->orig, neigh_node->addr, - (tt_response->flags & TT_FULL_TABLE ? 'F' : '.')); + batadv_dbg(DBG_TT, bat_priv, + "Sending TT_RESPONSE to %pM via %pM [%c]\n", + orig_node->orig, neigh_node->addr, + (tt_response->flags & TT_FULL_TABLE ? 'F' : '.')); batadv_inc_counter(bat_priv, BAT_CNT_TT_RESPONSE_TX); @@ -1672,7 +1692,7 @@ out: if (neigh_node) batadv_neigh_node_free_ref(neigh_node); if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); if (!ret) kfree_skb(skb); /* This packet was for me, so it doesn't need to be re-routed */ @@ -1687,26 +1707,28 @@ bool batadv_send_tt_response(struct bat_priv *bat_priv, if (batadv_bla_is_backbone_gw_orig(bat_priv, tt_request->src)) return true; - return send_my_tt_response(bat_priv, tt_request); + return batadv_send_my_tt_response(bat_priv, tt_request); } else { - return send_other_tt_response(bat_priv, tt_request); + return batadv_send_other_tt_response(bat_priv, tt_request); } } -static void _tt_update_changes(struct bat_priv *bat_priv, - struct orig_node *orig_node, - struct tt_change *tt_change, - uint16_t tt_num_changes, uint8_t ttvn) +static void _batadv_tt_update_changes(struct bat_priv *bat_priv, + struct orig_node *orig_node, + struct tt_change *tt_change, + uint16_t tt_num_changes, uint8_t ttvn) { int i; int is_wifi; + int roams; for (i = 0; i < tt_num_changes; i++) { if ((tt_change + i)->flags & TT_CLIENT_DEL) { - tt_global_del(bat_priv, orig_node, - (tt_change + i)->addr, - "tt removed by changes", - (tt_change + i)->flags & TT_CLIENT_ROAM); + roams = (tt_change + i)->flags & TT_CLIENT_ROAM; + batadv_tt_global_del(bat_priv, orig_node, + (tt_change + i)->addr, + "tt removed by changes", + roams); } else { is_wifi = (tt_change + i)->flags & TT_CLIENT_WIFI; if (!batadv_tt_global_add(bat_priv, orig_node, @@ -1724,21 +1746,22 @@ static void _tt_update_changes(struct bat_priv *bat_priv, orig_node->tt_initialised = true; } -static void tt_fill_gtable(struct bat_priv *bat_priv, - struct tt_query_packet *tt_response) +static void batadv_tt_fill_gtable(struct bat_priv *bat_priv, + struct tt_query_packet *tt_response) { struct orig_node *orig_node = NULL; - orig_node = orig_hash_find(bat_priv, tt_response->src); + orig_node = batadv_orig_hash_find(bat_priv, tt_response->src); if (!orig_node) goto out; /* Purge the old table first.. */ batadv_tt_global_del_orig(bat_priv, orig_node, "Received full table"); - _tt_update_changes(bat_priv, orig_node, - (struct tt_change *)(tt_response + 1), - ntohs(tt_response->tt_data), tt_response->ttvn); + _batadv_tt_update_changes(bat_priv, orig_node, + (struct tt_change *)(tt_response + 1), + ntohs(tt_response->tt_data), + tt_response->ttvn); spin_lock_bh(&orig_node->tt_buff_lock); kfree(orig_node->tt_buff); @@ -1753,16 +1776,16 @@ out: batadv_orig_node_free_ref(orig_node); } -static void tt_update_changes(struct bat_priv *bat_priv, - struct orig_node *orig_node, - uint16_t tt_num_changes, uint8_t ttvn, - struct tt_change *tt_change) +static void batadv_tt_update_changes(struct bat_priv *bat_priv, + struct orig_node *orig_node, + uint16_t tt_num_changes, uint8_t ttvn, + struct tt_change *tt_change) { - _tt_update_changes(bat_priv, orig_node, tt_change, tt_num_changes, - ttvn); + _batadv_tt_update_changes(bat_priv, orig_node, tt_change, + tt_num_changes, ttvn); - tt_save_orig_buffer(bat_priv, orig_node, (unsigned char *)tt_change, - tt_num_changes); + batadv_tt_save_orig_buffer(bat_priv, orig_node, + (unsigned char *)tt_change, tt_num_changes); atomic_set(&orig_node->last_ttvn, ttvn); } @@ -1771,7 +1794,7 @@ bool batadv_is_my_client(struct bat_priv *bat_priv, const uint8_t *addr) struct tt_local_entry *tt_local_entry = NULL; bool ret = false; - tt_local_entry = tt_local_hash_find(bat_priv, addr); + tt_local_entry = batadv_tt_local_hash_find(bat_priv, addr); if (!tt_local_entry) goto out; /* Check if the client has been logically deleted (but is kept for @@ -1782,7 +1805,7 @@ bool batadv_is_my_client(struct bat_priv *bat_priv, const uint8_t *addr) ret = true; out: if (tt_local_entry) - tt_local_entry_free_ref(tt_local_entry); + batadv_tt_local_entry_free_ref(tt_local_entry); return ret; } @@ -1792,32 +1815,32 @@ void batadv_handle_tt_response(struct bat_priv *bat_priv, struct tt_req_node *node, *safe; struct orig_node *orig_node = NULL; - bat_dbg(DBG_TT, bat_priv, - "Received TT_RESPONSE from %pM for ttvn %d t_size: %d [%c]\n", - tt_response->src, tt_response->ttvn, - ntohs(tt_response->tt_data), - (tt_response->flags & TT_FULL_TABLE ? 'F' : '.')); + batadv_dbg(DBG_TT, bat_priv, + "Received TT_RESPONSE from %pM for ttvn %d t_size: %d [%c]\n", + tt_response->src, tt_response->ttvn, + ntohs(tt_response->tt_data), + (tt_response->flags & TT_FULL_TABLE ? 'F' : '.')); /* we should have never asked a backbone gw */ if (batadv_bla_is_backbone_gw_orig(bat_priv, tt_response->src)) goto out; - orig_node = orig_hash_find(bat_priv, tt_response->src); + orig_node = batadv_orig_hash_find(bat_priv, tt_response->src); if (!orig_node) goto out; if (tt_response->flags & TT_FULL_TABLE) - tt_fill_gtable(bat_priv, tt_response); + batadv_tt_fill_gtable(bat_priv, tt_response); else - tt_update_changes(bat_priv, orig_node, - ntohs(tt_response->tt_data), - tt_response->ttvn, - (struct tt_change *)(tt_response + 1)); + batadv_tt_update_changes(bat_priv, orig_node, + ntohs(tt_response->tt_data), + tt_response->ttvn, + (struct tt_change *)(tt_response + 1)); /* Delete the tt_req_node from pending tt_requests list */ spin_lock_bh(&bat_priv->tt_req_list_lock); list_for_each_entry_safe(node, safe, &bat_priv->tt_req_list, list) { - if (!compare_eth(node->addr, tt_response->src)) + if (!batadv_compare_eth(node->addr, tt_response->src)) continue; list_del(&node->list); kfree(node); @@ -1825,7 +1848,7 @@ void batadv_handle_tt_response(struct bat_priv *bat_priv, spin_unlock_bh(&bat_priv->tt_req_list_lock); /* Recalculate the CRC for this orig_node and store it */ - orig_node->tt_crc = tt_global_crc(bat_priv, orig_node); + orig_node->tt_crc = batadv_tt_global_crc(bat_priv, orig_node); /* Roaming phase is over: tables are in sync again. I can * unset the flag */ @@ -1839,20 +1862,20 @@ int batadv_tt_init(struct bat_priv *bat_priv) { int ret; - ret = tt_local_init(bat_priv); + ret = batadv_tt_local_init(bat_priv); if (ret < 0) return ret; - ret = tt_global_init(bat_priv); + ret = batadv_tt_global_init(bat_priv); if (ret < 0) return ret; - tt_start_timer(bat_priv); + batadv_tt_start_timer(bat_priv); return 1; } -static void tt_roam_list_free(struct bat_priv *bat_priv) +static void batadv_tt_roam_list_free(struct bat_priv *bat_priv) { struct tt_roam_node *node, *safe; @@ -1866,13 +1889,13 @@ static void tt_roam_list_free(struct bat_priv *bat_priv) spin_unlock_bh(&bat_priv->tt_roam_list_lock); } -static void tt_roam_purge(struct bat_priv *bat_priv) +static void batadv_tt_roam_purge(struct bat_priv *bat_priv) { struct tt_roam_node *node, *safe; spin_lock_bh(&bat_priv->tt_roam_list_lock); list_for_each_entry_safe(node, safe, &bat_priv->tt_roam_list, list) { - if (!has_timed_out(node->first_time, ROAMING_MAX_TIME)) + if (!batadv_has_timed_out(node->first_time, ROAMING_MAX_TIME)) continue; list_del(&node->list); @@ -1887,8 +1910,8 @@ static void tt_roam_purge(struct bat_priv *bat_priv) * * returns true if the ROAMING_ADV can be sent, false otherwise */ -static bool tt_check_roam_count(struct bat_priv *bat_priv, - uint8_t *client) +static bool batadv_tt_check_roam_count(struct bat_priv *bat_priv, + uint8_t *client) { struct tt_roam_node *tt_roam_node; bool ret = false; @@ -1898,10 +1921,11 @@ static bool tt_check_roam_count(struct bat_priv *bat_priv, * reply from the same orig_node yet */ list_for_each_entry(tt_roam_node, &bat_priv->tt_roam_list, list) { - if (!compare_eth(tt_roam_node->addr, client)) + if (!batadv_compare_eth(tt_roam_node->addr, client)) continue; - if (has_timed_out(tt_roam_node->first_time, ROAMING_MAX_TIME)) + if (batadv_has_timed_out(tt_roam_node->first_time, + ROAMING_MAX_TIME)) continue; if (!atomic_dec_not_zero(&tt_roam_node->counter)) @@ -1929,8 +1953,8 @@ unlock: return ret; } -static void send_roam_adv(struct bat_priv *bat_priv, uint8_t *client, - struct orig_node *orig_node) +static void batadv_send_roam_adv(struct bat_priv *bat_priv, uint8_t *client, + struct orig_node *orig_node) { struct neigh_node *neigh_node = NULL; struct sk_buff *skb = NULL; @@ -1941,7 +1965,7 @@ static void send_roam_adv(struct bat_priv *bat_priv, uint8_t *client, /* before going on we have to check whether the client has * already roamed to us too many times */ - if (!tt_check_roam_count(bat_priv, client)) + if (!batadv_tt_check_roam_count(bat_priv, client)) goto out; skb = dev_alloc_skb(sizeof(struct roam_adv_packet) + ETH_HLEN); @@ -1956,11 +1980,11 @@ static void send_roam_adv(struct bat_priv *bat_priv, uint8_t *client, roam_adv_packet->header.packet_type = BAT_ROAM_ADV; roam_adv_packet->header.version = COMPAT_VERSION; roam_adv_packet->header.ttl = TTL; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto out; memcpy(roam_adv_packet->src, primary_if->net_dev->dev_addr, ETH_ALEN); - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); memcpy(roam_adv_packet->dst, orig_node->orig, ETH_ALEN); memcpy(roam_adv_packet->client, client, ETH_ALEN); @@ -1968,9 +1992,9 @@ static void send_roam_adv(struct bat_priv *bat_priv, uint8_t *client, if (!neigh_node) goto out; - bat_dbg(DBG_TT, bat_priv, - "Sending ROAMING_ADV to %pM (client %pM) via %pM\n", - orig_node->orig, client, neigh_node->addr); + batadv_dbg(DBG_TT, bat_priv, + "Sending ROAMING_ADV to %pM (client %pM) via %pM\n", + orig_node->orig, client, neigh_node->addr); batadv_inc_counter(bat_priv, BAT_CNT_TT_ROAM_ADV_TX); @@ -1985,30 +2009,30 @@ out: return; } -static void tt_purge(struct work_struct *work) +static void batadv_tt_purge(struct work_struct *work) { struct delayed_work *delayed_work = container_of(work, struct delayed_work, work); struct bat_priv *bat_priv = container_of(delayed_work, struct bat_priv, tt_work); - tt_local_purge(bat_priv); - tt_global_roam_purge(bat_priv); - tt_req_purge(bat_priv); - tt_roam_purge(bat_priv); + batadv_tt_local_purge(bat_priv); + batadv_tt_global_roam_purge(bat_priv); + batadv_tt_req_purge(bat_priv); + batadv_tt_roam_purge(bat_priv); - tt_start_timer(bat_priv); + batadv_tt_start_timer(bat_priv); } void batadv_tt_free(struct bat_priv *bat_priv) { cancel_delayed_work_sync(&bat_priv->tt_work); - tt_local_table_free(bat_priv); - tt_global_table_free(bat_priv); - tt_req_list_free(bat_priv); - tt_changes_list_free(bat_priv); - tt_roam_list_free(bat_priv); + batadv_tt_local_table_free(bat_priv); + batadv_tt_global_table_free(bat_priv); + batadv_tt_req_list_free(bat_priv); + batadv_tt_changes_list_free(bat_priv); + batadv_tt_roam_list_free(bat_priv); kfree(bat_priv->tt_buff); } @@ -2016,8 +2040,8 @@ void batadv_tt_free(struct bat_priv *bat_priv) /* This function will enable or disable the specified flags for all the entries * in the given hash table and returns the number of modified entries */ -static uint16_t tt_set_flags(struct hashtable_t *hash, uint16_t flags, - bool enable) +static uint16_t batadv_tt_set_flags(struct hashtable_t *hash, uint16_t flags, + bool enable) { uint32_t i; uint16_t changed_num = 0; @@ -2052,7 +2076,7 @@ out: } /* Purge out all the tt local entries marked with TT_CLIENT_PENDING */ -static void tt_local_purge_pending_clients(struct bat_priv *bat_priv) +static void batadv_tt_local_purge_pending_clients(struct bat_priv *bat_priv) { struct hashtable_t *hash = bat_priv->tt_local_hash; struct tt_common_entry *tt_common_entry; @@ -2075,50 +2099,51 @@ static void tt_local_purge_pending_clients(struct bat_priv *bat_priv) if (!(tt_common_entry->flags & TT_CLIENT_PENDING)) continue; - bat_dbg(DBG_TT, bat_priv, - "Deleting local tt entry (%pM): pending\n", - tt_common_entry->addr); + batadv_dbg(DBG_TT, bat_priv, + "Deleting local tt entry (%pM): pending\n", + tt_common_entry->addr); atomic_dec(&bat_priv->num_local_tt); hlist_del_rcu(node); tt_local_entry = container_of(tt_common_entry, struct tt_local_entry, common); - tt_local_entry_free_ref(tt_local_entry); + batadv_tt_local_entry_free_ref(tt_local_entry); } spin_unlock_bh(list_lock); } } -static int tt_commit_changes(struct bat_priv *bat_priv, - unsigned char **packet_buff, int *packet_buff_len, - int packet_min_len) +static int batadv_tt_commit_changes(struct bat_priv *bat_priv, + unsigned char **packet_buff, + int *packet_buff_len, int packet_min_len) { uint16_t changed_num = 0; if (atomic_read(&bat_priv->tt_local_changes) < 1) return -ENOENT; - changed_num = tt_set_flags(bat_priv->tt_local_hash, - TT_CLIENT_NEW, false); + changed_num = batadv_tt_set_flags(bat_priv->tt_local_hash, + TT_CLIENT_NEW, false); /* all reset entries have to be counted as local entries */ atomic_add(changed_num, &bat_priv->num_local_tt); - tt_local_purge_pending_clients(bat_priv); + batadv_tt_local_purge_pending_clients(bat_priv); bat_priv->tt_crc = batadv_tt_local_crc(bat_priv); /* Increment the TTVN only once per OGM interval */ atomic_inc(&bat_priv->ttvn); - bat_dbg(DBG_TT, bat_priv, "Local changes committed, updating to ttvn %u\n", - (uint8_t)atomic_read(&bat_priv->ttvn)); + batadv_dbg(DBG_TT, bat_priv, + "Local changes committed, updating to ttvn %u\n", + (uint8_t)atomic_read(&bat_priv->ttvn)); bat_priv->tt_poss_change = false; /* reset the sending counter */ atomic_set(&bat_priv->tt_ogm_append_cnt, TT_OGM_APPEND_MAX); - return tt_changes_fill_buff(bat_priv, packet_buff, - packet_buff_len, packet_min_len); + return batadv_tt_changes_fill_buff(bat_priv, packet_buff, + packet_buff_len, packet_min_len); } /* when calling this function (hard_iface == primary_if) has to be true */ @@ -2129,14 +2154,15 @@ int batadv_tt_append_diff(struct bat_priv *bat_priv, int tt_num_changes; /* if at least one change happened */ - tt_num_changes = tt_commit_changes(bat_priv, packet_buff, - packet_buff_len, packet_min_len); + tt_num_changes = batadv_tt_commit_changes(bat_priv, packet_buff, + packet_buff_len, + packet_min_len); /* if the changes have been sent often enough */ if ((tt_num_changes < 0) && (!atomic_dec_not_zero(&bat_priv->tt_ogm_append_cnt))) { - tt_realloc_packet_buff(packet_buff, packet_buff_len, - packet_min_len, packet_min_len); + batadv_tt_realloc_packet_buff(packet_buff, packet_buff_len, + packet_min_len, packet_min_len); tt_num_changes = 0; } @@ -2153,24 +2179,24 @@ bool batadv_is_ap_isolated(struct bat_priv *bat_priv, uint8_t *src, if (!atomic_read(&bat_priv->ap_isolation)) goto out; - tt_local_entry = tt_local_hash_find(bat_priv, dst); + tt_local_entry = batadv_tt_local_hash_find(bat_priv, dst); if (!tt_local_entry) goto out; - tt_global_entry = tt_global_hash_find(bat_priv, src); + tt_global_entry = batadv_tt_global_hash_find(bat_priv, src); if (!tt_global_entry) goto out; - if (!_is_ap_isolated(tt_local_entry, tt_global_entry)) + if (_batadv_is_ap_isolated(tt_local_entry, tt_global_entry)) goto out; ret = true; out: if (tt_global_entry) - tt_global_entry_free_ref(tt_global_entry); + batadv_tt_global_entry_free_ref(tt_global_entry); if (tt_local_entry) - tt_local_entry_free_ref(tt_local_entry); + batadv_tt_local_entry_free_ref(tt_local_entry); return ret; } @@ -2200,14 +2226,14 @@ void batadv_tt_update_orig(struct bat_priv *bat_priv, goto request_table; } - tt_update_changes(bat_priv, orig_node, tt_num_changes, ttvn, - (struct tt_change *)tt_buff); + batadv_tt_update_changes(bat_priv, orig_node, tt_num_changes, + ttvn, (struct tt_change *)tt_buff); /* Even if we received the precomputed crc with the OGM, we * prefer to recompute it to spot any possible inconsistency * in the global table */ - orig_node->tt_crc = tt_global_crc(bat_priv, orig_node); + orig_node->tt_crc = batadv_tt_global_crc(bat_priv, orig_node); /* The ttvn alone is not enough to guarantee consistency * because a single value could represent different states @@ -2232,12 +2258,12 @@ void batadv_tt_update_orig(struct bat_priv *bat_priv, if (!orig_node->tt_initialised || ttvn != orig_ttvn || orig_node->tt_crc != tt_crc) { request_table: - bat_dbg(DBG_TT, bat_priv, - "TT inconsistency for %pM. Need to retrieve the correct information (ttvn: %u last_ttvn: %u crc: %u last_crc: %u num_changes: %u)\n", - orig_node->orig, ttvn, orig_ttvn, tt_crc, - orig_node->tt_crc, tt_num_changes); - send_tt_request(bat_priv, orig_node, ttvn, tt_crc, - full_table); + batadv_dbg(DBG_TT, bat_priv, + "TT inconsistency for %pM. Need to retrieve the correct information (ttvn: %u last_ttvn: %u crc: %u last_crc: %u num_changes: %u)\n", + orig_node->orig, ttvn, orig_ttvn, tt_crc, + orig_node->tt_crc, tt_num_changes); + batadv_send_tt_request(bat_priv, orig_node, ttvn, + tt_crc, full_table); return; } } @@ -2253,12 +2279,12 @@ bool batadv_tt_global_client_is_roaming(struct bat_priv *bat_priv, struct tt_global_entry *tt_global_entry; bool ret = false; - tt_global_entry = tt_global_hash_find(bat_priv, addr); + tt_global_entry = batadv_tt_global_hash_find(bat_priv, addr); if (!tt_global_entry) goto out; ret = tt_global_entry->common.flags & TT_CLIENT_ROAM; - tt_global_entry_free_ref(tt_global_entry); + batadv_tt_global_entry_free_ref(tt_global_entry); out: return ret; } diff --git a/net/batman-adv/unicast.c b/net/batman-adv/unicast.c index b2b76df69607..d021055ad262 100644 --- a/net/batman-adv/unicast.c +++ b/net/batman-adv/unicast.c @@ -181,7 +181,7 @@ int batadv_frag_reassemble_skb(struct sk_buff *skb, struct bat_priv *bat_priv, *new_skb = NULL; - orig_node = orig_hash_find(bat_priv, unicast_packet->orig); + orig_node = batadv_orig_hash_find(bat_priv, unicast_packet->orig); if (!orig_node) goto out; @@ -227,7 +227,7 @@ int batadv_frag_send_skb(struct sk_buff *skb, struct bat_priv *bat_priv, int large_tail = 0, ret = NET_RX_DROP; uint16_t seqno; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto dropped; @@ -277,7 +277,7 @@ dropped: kfree_skb(skb); out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); return ret; } diff --git a/net/batman-adv/unicast.h b/net/batman-adv/unicast.h index 87f8f89d1440..9257b83534fd 100644 --- a/net/batman-adv/unicast.h +++ b/net/batman-adv/unicast.h @@ -33,7 +33,7 @@ int batadv_frag_send_skb(struct sk_buff *skb, struct bat_priv *bat_priv, struct hard_iface *hard_iface, const uint8_t dstaddr[]); -static inline int frag_can_reassemble(const struct sk_buff *skb, int mtu) +static inline int batadv_frag_can_reassemble(const struct sk_buff *skb, int mtu) { const struct unicast_frag_packet *unicast_packet; int uneven_correction = 0; diff --git a/net/batman-adv/vis.c b/net/batman-adv/vis.c index 20eef04645bd..d45989e0bbd7 100644 --- a/net/batman-adv/vis.c +++ b/net/batman-adv/vis.c @@ -59,7 +59,7 @@ static int vis_info_cmp(const struct hlist_node *node, const void *data2) d2 = data2; p1 = (struct vis_packet *)d1->skb_packet->data; p2 = (struct vis_packet *)d2->skb_packet->data; - return compare_eth(p1->vis_orig, p2->vis_orig); + return batadv_compare_eth(p1->vis_orig, p2->vis_orig); } /* hash function to choose an entry in a hash table of given size @@ -127,7 +127,7 @@ static void vis_data_insert_interface(const uint8_t *interface, struct hlist_node *pos; hlist_for_each_entry(entry, pos, if_list, list) { - if (compare_eth(entry->addr, interface)) + if (batadv_compare_eth(entry->addr, interface)) return; } @@ -181,7 +181,7 @@ static ssize_t vis_data_read_entry(char *buff, /* maximal length: max(4+17+2, 3+17+1+3+2) == 26 */ if (primary && entry->quality == 0) return sprintf(buff, "TT %pM, ", entry->dest); - else if (compare_eth(entry->src, src)) + else if (batadv_compare_eth(entry->src, src)) return sprintf(buff, "TQ %pM %d, ", entry->dest, entry->quality); @@ -208,7 +208,7 @@ int batadv_vis_seq_print_text(struct seq_file *seq, void *offset) size_t buff_pos, buf_size; char *buff; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto out; @@ -233,8 +233,8 @@ int batadv_vis_seq_print_text(struct seq_file *seq, void *offset) for (j = 0; j < packet->entries; j++) { if (entries[j].quality == 0) continue; - if (compare_eth(entries[j].src, - packet->vis_orig)) + if (batadv_compare_eth(entries[j].src, + packet->vis_orig)) continue; vis_data_insert_interface(entries[j].src, &vis_if_list, @@ -245,7 +245,8 @@ int batadv_vis_seq_print_text(struct seq_file *seq, void *offset) buf_size += 18 + 26 * packet->entries; /* add primary/secondary records */ - if (compare_eth(entry->addr, packet->vis_orig)) + if (batadv_compare_eth(entry->addr, + packet->vis_orig)) buf_size += vis_data_count_prim_sec(&vis_if_list); @@ -285,8 +286,8 @@ int batadv_vis_seq_print_text(struct seq_file *seq, void *offset) for (j = 0; j < packet->entries; j++) { if (entries[j].quality == 0) continue; - if (compare_eth(entries[j].src, - packet->vis_orig)) + if (batadv_compare_eth(entries[j].src, + packet->vis_orig)) continue; vis_data_insert_interface(entries[j].src, &vis_if_list, @@ -305,7 +306,8 @@ int batadv_vis_seq_print_text(struct seq_file *seq, void *offset) entry->primary); /* add primary/secondary records */ - if (compare_eth(entry->addr, packet->vis_orig)) + if (batadv_compare_eth(entry->addr, + packet->vis_orig)) buff_pos += vis_data_read_prim_sec(buff + buff_pos, &vis_if_list); @@ -329,7 +331,7 @@ int batadv_vis_seq_print_text(struct seq_file *seq, void *offset) out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); return ret; } @@ -379,7 +381,7 @@ static int recv_list_is_in(struct bat_priv *bat_priv, spin_lock_bh(&bat_priv->vis_list_lock); list_for_each_entry(entry, recv_list, list) { - if (compare_eth(entry->mac, mac)) { + if (batadv_compare_eth(entry->mac, mac)) { spin_unlock_bh(&bat_priv->vis_list_lock); return 1; } @@ -433,8 +435,8 @@ static struct vis_info *add_packet(struct bat_priv *bat_priv, } } /* remove old entry */ - hash_remove(bat_priv->vis_hash, vis_info_cmp, vis_info_choose, - old_info); + batadv_hash_remove(bat_priv->vis_hash, vis_info_cmp, + vis_info_choose, old_info); send_list_del(old_info); kref_put(&old_info->refcount, free_info); } @@ -474,8 +476,8 @@ static struct vis_info *add_packet(struct bat_priv *bat_priv, recv_list_add(bat_priv, &info->recv_list, packet->sender_orig); /* try to add it */ - hash_added = hash_add(bat_priv->vis_hash, vis_info_cmp, vis_info_choose, - info, &info->hash_entry); + hash_added = batadv_hash_add(bat_priv->vis_hash, vis_info_cmp, + vis_info_choose, info, &info->hash_entry); if (hash_added != 0) { /* did not work (for some reason) */ kref_put(&info->refcount, free_info); @@ -651,7 +653,7 @@ static int generate_vis_packet(struct bat_priv *bat_priv) if (!router) continue; - if (!compare_eth(router->addr, orig_node->orig)) + if (!batadv_compare_eth(router->addr, orig_node->orig)) goto next; if (router->if_incoming->if_status != IF_ACTIVE) @@ -728,7 +730,8 @@ static void purge_vis_packets(struct bat_priv *bat_priv) if (info == bat_priv->my_vis_info) continue; - if (has_timed_out(info->first_seen, VIS_TIMEOUT)) { + if (batadv_has_timed_out(info->first_seen, + VIS_TIMEOUT)) { hlist_del(node); send_list_del(info); kref_put(&info->refcount, free_info); @@ -803,7 +806,7 @@ static void unicast_vis_packet(struct bat_priv *bat_priv, packet = (struct vis_packet *)info->skb_packet->data; - orig_node = orig_hash_find(bat_priv, packet->target_orig); + orig_node = batadv_orig_hash_find(bat_priv, packet->target_orig); if (!orig_node) goto out; @@ -828,7 +831,7 @@ static void send_vis_packet(struct bat_priv *bat_priv, struct vis_info *info) struct hard_iface *primary_if; struct vis_packet *packet; - primary_if = primary_if_get_selected(bat_priv); + primary_if = batadv_primary_if_get_selected(bat_priv); if (!primary_if) goto out; @@ -849,7 +852,7 @@ static void send_vis_packet(struct bat_priv *bat_priv, struct vis_info *info) out: if (primary_if) - hardif_free_ref(primary_if); + batadv_hardif_free_ref(primary_if); } /* called from timer; send (and maybe generate) vis packet. */ @@ -934,9 +937,9 @@ int batadv_vis_init(struct bat_priv *bat_priv) INIT_LIST_HEAD(&bat_priv->vis_send_list); - hash_added = hash_add(bat_priv->vis_hash, vis_info_cmp, vis_info_choose, - bat_priv->my_vis_info, - &bat_priv->my_vis_info->hash_entry); + hash_added = batadv_hash_add(bat_priv->vis_hash, vis_info_cmp, + vis_info_choose, bat_priv->my_vis_info, + &bat_priv->my_vis_info->hash_entry); if (hash_added != 0) { pr_err("Can't add own vis packet into hash\n"); /* not in hash, need to remove it manually. */ @@ -977,7 +980,7 @@ void batadv_vis_quit(struct bat_priv *bat_priv) spin_lock_bh(&bat_priv->vis_hash_lock); /* properly remove, kill timers ... */ - hash_delete(bat_priv->vis_hash, free_info_ref, NULL); + batadv_hash_delete(bat_priv->vis_hash, free_info_ref, NULL); bat_priv->vis_hash = NULL; bat_priv->my_vis_info = NULL; spin_unlock_bh(&bat_priv->vis_hash_lock); |