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-rw-r--r--net/batman-adv/Kconfig24
-rw-r--r--net/batman-adv/Makefile15
-rw-r--r--net/batman-adv/bat_algo.c12
-rw-r--r--net/batman-adv/bat_algo.h12
-rw-r--r--net/batman-adv/bat_iv_ogm.c12
-rw-r--r--net/batman-adv/bat_iv_ogm.h12
-rw-r--r--net/batman-adv/bat_v.c12
-rw-r--r--net/batman-adv/bat_v.h12
-rw-r--r--net/batman-adv/bat_v_elp.c12
-rw-r--r--net/batman-adv/bat_v_elp.h12
-rw-r--r--net/batman-adv/bat_v_ogm.c12
-rw-r--r--net/batman-adv/bat_v_ogm.h12
-rw-r--r--net/batman-adv/bitarray.c12
-rw-r--r--net/batman-adv/bitarray.h12
-rw-r--r--net/batman-adv/bridge_loop_avoidance.c13
-rw-r--r--net/batman-adv/bridge_loop_avoidance.h12
-rw-r--r--net/batman-adv/debugfs.c12
-rw-r--r--net/batman-adv/debugfs.h12
-rw-r--r--net/batman-adv/distributed-arp-table.c40
-rw-r--r--net/batman-adv/distributed-arp-table.h12
-rw-r--r--net/batman-adv/fragmentation.c12
-rw-r--r--net/batman-adv/fragmentation.h12
-rw-r--r--net/batman-adv/gateway_client.c13
-rw-r--r--net/batman-adv/gateway_client.h12
-rw-r--r--net/batman-adv/gateway_common.c12
-rw-r--r--net/batman-adv/gateway_common.h12
-rw-r--r--net/batman-adv/hard-interface.c12
-rw-r--r--net/batman-adv/hard-interface.h12
-rw-r--r--net/batman-adv/hash.c12
-rw-r--r--net/batman-adv/hash.h12
-rw-r--r--net/batman-adv/icmp_socket.c12
-rw-r--r--net/batman-adv/icmp_socket.h12
-rw-r--r--net/batman-adv/log.c12
-rw-r--r--net/batman-adv/log.h12
-rw-r--r--net/batman-adv/main.c85
-rw-r--r--net/batman-adv/main.h14
-rw-r--r--net/batman-adv/multicast.c211
-rw-r--r--net/batman-adv/multicast.h30
-rw-r--r--net/batman-adv/netlink.c42
-rw-r--r--net/batman-adv/netlink.h12
-rw-r--r--net/batman-adv/network-coding.c12
-rw-r--r--net/batman-adv/network-coding.h12
-rw-r--r--net/batman-adv/originator.c12
-rw-r--r--net/batman-adv/originator.h12
-rw-r--r--net/batman-adv/routing.c12
-rw-r--r--net/batman-adv/routing.h12
-rw-r--r--net/batman-adv/send.c12
-rw-r--r--net/batman-adv/send.h12
-rw-r--r--net/batman-adv/soft-interface.c20
-rw-r--r--net/batman-adv/soft-interface.h12
-rw-r--r--net/batman-adv/sysfs.c128
-rw-r--r--net/batman-adv/sysfs.h50
-rw-r--r--net/batman-adv/tp_meter.c12
-rw-r--r--net/batman-adv/tp_meter.h12
-rw-r--r--net/batman-adv/trace.c12
-rw-r--r--net/batman-adv/trace.h12
-rw-r--r--net/batman-adv/translation-table.c17
-rw-r--r--net/batman-adv/translation-table.h16
-rw-r--r--net/batman-adv/tvlv.c12
-rw-r--r--net/batman-adv/tvlv.h12
-rw-r--r--net/batman-adv/types.h18
61 files changed, 433 insertions, 843 deletions
diff --git a/net/batman-adv/Kconfig b/net/batman-adv/Kconfig
index a31db5e9ac8e..a3d188dfbe75 100644
--- a/net/batman-adv/Kconfig
+++ b/net/batman-adv/Kconfig
@@ -2,18 +2,6 @@
# Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
#
# Marek Lindner, Simon Wunderlich
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of version 2 of the GNU General Public
-# License as published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful, but
-# WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-# General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, see <http://www.gnu.org/licenses/>.
#
# B.A.T.M.A.N meshing protocol
@@ -109,6 +97,18 @@ config BATMAN_ADV_DEBUG
buffer. The output is controlled via the batadv netdev specific
log_level setting.
+config BATMAN_ADV_SYSFS
+ bool "batman-adv sysfs entries"
+ depends on BATMAN_ADV
+ default y
+ help
+ Say Y here if you want to enable batman-adv device configuration and
+ status interface through sysfs attributes. It is replaced by the
+ batadv generic netlink family but still used by various userspace
+ tools and scripts.
+
+ If unsure, say Y.
+
config BATMAN_ADV_TRACING
bool "B.A.T.M.A.N. tracing support"
depends on BATMAN_ADV
diff --git a/net/batman-adv/Makefile b/net/batman-adv/Makefile
index a887ecc3efa1..fd63e116d9ff 100644
--- a/net/batman-adv/Makefile
+++ b/net/batman-adv/Makefile
@@ -2,19 +2,6 @@
# Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
#
# Marek Lindner, Simon Wunderlich
-#
-# This program is free software; you can redistribute it and/or
-# modify it under the terms of version 2 of the GNU General Public
-# License as published by the Free Software Foundation.
-#
-# This program is distributed in the hope that it will be useful, but
-# WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-# General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, see <http://www.gnu.org/licenses/>.
-#
obj-$(CONFIG_BATMAN_ADV) += batman-adv.o
batman-adv-y += bat_algo.o
@@ -41,7 +28,7 @@ batman-adv-y += originator.o
batman-adv-y += routing.o
batman-adv-y += send.o
batman-adv-y += soft-interface.o
-batman-adv-y += sysfs.o
+batman-adv-$(CONFIG_BATMAN_ADV_SYSFS) += sysfs.o
batman-adv-$(CONFIG_BATMAN_ADV_TRACING) += trace.o
batman-adv-y += tp_meter.o
batman-adv-y += translation-table.o
diff --git a/net/batman-adv/bat_algo.c b/net/batman-adv/bat_algo.c
index 7b7e15641fef..fa39eaaab9d7 100644
--- a/net/batman-adv/bat_algo.c
+++ b/net/batman-adv/bat_algo.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
diff --git a/net/batman-adv/bat_algo.h b/net/batman-adv/bat_algo.h
index 25e7bb51928c..cb7d57d16c9d 100644
--- a/net/batman-adv/bat_algo.h
+++ b/net/batman-adv/bat_algo.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2011-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Linus Lüssing
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_BAT_ALGO_H_
diff --git a/net/batman-adv/bat_iv_ogm.c b/net/batman-adv/bat_iv_ogm.c
index de61091af666..bd4138ddf7e0 100644
--- a/net/batman-adv/bat_iv_ogm.c
+++ b/net/batman-adv/bat_iv_ogm.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "bat_iv_ogm.h"
diff --git a/net/batman-adv/bat_iv_ogm.h b/net/batman-adv/bat_iv_ogm.h
index 785f6666273c..c7a9ba305bfc 100644
--- a/net/batman-adv/bat_iv_ogm.h
+++ b/net/batman-adv/bat_iv_ogm.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_BAT_IV_OGM_H_
diff --git a/net/batman-adv/bat_v.c b/net/batman-adv/bat_v.c
index 445594ed58af..231b4aab4d8d 100644
--- a/net/batman-adv/bat_v.c
+++ b/net/batman-adv/bat_v.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2013-2019 B.A.T.M.A.N. contributors:
*
* Linus Lüssing, Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "bat_v.h"
diff --git a/net/batman-adv/bat_v.h b/net/batman-adv/bat_v.h
index 465a4fc23354..37833db098e6 100644
--- a/net/batman-adv/bat_v.h
+++ b/net/batman-adv/bat_v.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2011-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Linus Lüssing
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_BAT_V_H_
diff --git a/net/batman-adv/bat_v_elp.c b/net/batman-adv/bat_v_elp.c
index d5df0114f08a..2614a9caee00 100644
--- a/net/batman-adv/bat_v_elp.c
+++ b/net/batman-adv/bat_v_elp.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2011-2019 B.A.T.M.A.N. contributors:
*
* Linus Lüssing, Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "bat_v_elp.h"
diff --git a/net/batman-adv/bat_v_elp.h b/net/batman-adv/bat_v_elp.h
index 75f189ee4a1c..bb3d40f73bfe 100644
--- a/net/batman-adv/bat_v_elp.h
+++ b/net/batman-adv/bat_v_elp.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2013-2019 B.A.T.M.A.N. contributors:
*
* Linus Lüssing, Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_BAT_V_ELP_H_
diff --git a/net/batman-adv/bat_v_ogm.c b/net/batman-adv/bat_v_ogm.c
index c9698ad41854..fad95ef64e01 100644
--- a/net/batman-adv/bat_v_ogm.c
+++ b/net/batman-adv/bat_v_ogm.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2013-2019 B.A.T.M.A.N. contributors:
*
* Antonio Quartulli
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "bat_v_ogm.h"
diff --git a/net/batman-adv/bat_v_ogm.h b/net/batman-adv/bat_v_ogm.h
index f67cf7ee06b2..616bf2ea8755 100644
--- a/net/batman-adv/bat_v_ogm.h
+++ b/net/batman-adv/bat_v_ogm.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2013-2019 B.A.T.M.A.N. contributors:
*
* Antonio Quartulli
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_BAT_V_OGM_H_
diff --git a/net/batman-adv/bitarray.c b/net/batman-adv/bitarray.c
index 63e134e763e3..7f04a6acf14e 100644
--- a/net/batman-adv/bitarray.c
+++ b/net/batman-adv/bitarray.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2006-2019 B.A.T.M.A.N. contributors:
*
* Simon Wunderlich, Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "bitarray.h"
diff --git a/net/batman-adv/bitarray.h b/net/batman-adv/bitarray.h
index f3a05ad9afad..84ad2d2b6ac9 100644
--- a/net/batman-adv/bitarray.h
+++ b/net/batman-adv/bitarray.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2006-2019 B.A.T.M.A.N. contributors:
*
* Simon Wunderlich, Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_BITARRAY_H_
diff --git a/net/batman-adv/bridge_loop_avoidance.c b/net/batman-adv/bridge_loop_avoidance.c
index 4fb01108e5f5..663a53b6d36e 100644
--- a/net/batman-adv/bridge_loop_avoidance.c
+++ b/net/batman-adv/bridge_loop_avoidance.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2011-2019 B.A.T.M.A.N. contributors:
*
* Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "bridge_loop_avoidance.h"
@@ -59,7 +47,6 @@
#include "netlink.h"
#include "originator.h"
#include "soft-interface.h"
-#include "sysfs.h"
#include "translation-table.h"
static const u8 batadv_announce_mac[4] = {0x43, 0x05, 0x43, 0x05};
diff --git a/net/batman-adv/bridge_loop_avoidance.h b/net/batman-adv/bridge_loop_avoidance.h
index 31771c751efb..012d72c8d064 100644
--- a/net/batman-adv/bridge_loop_avoidance.h
+++ b/net/batman-adv/bridge_loop_avoidance.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2011-2019 B.A.T.M.A.N. contributors:
*
* Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_BLA_H_
diff --git a/net/batman-adv/debugfs.c b/net/batman-adv/debugfs.c
index 3b9d1ad2f467..d38d70ccdd5a 100644
--- a/net/batman-adv/debugfs.c
+++ b/net/batman-adv/debugfs.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2010-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "debugfs.h"
diff --git a/net/batman-adv/debugfs.h b/net/batman-adv/debugfs.h
index c0b8694041ec..7fac680cf740 100644
--- a/net/batman-adv/debugfs.h
+++ b/net/batman-adv/debugfs.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2010-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_DEBUGFS_H_
diff --git a/net/batman-adv/distributed-arp-table.c b/net/batman-adv/distributed-arp-table.c
index 310a4f353008..b0af3a11d406 100644
--- a/net/batman-adv/distributed-arp-table.c
+++ b/net/batman-adv/distributed-arp-table.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2011-2019 B.A.T.M.A.N. contributors:
*
* Antonio Quartulli
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "distributed-arp-table.h"
@@ -667,7 +655,7 @@ batadv_dat_select_candidates(struct batadv_priv *bat_priv, __be32 ip_dst,
}
/**
- * batadv_dat_send_data() - send a payload to the selected candidates
+ * batadv_dat_forward_data() - copy and send payload to the selected candidates
* @bat_priv: the bat priv with all the soft interface information
* @skb: payload to send
* @ip: the DHT key
@@ -680,9 +668,9 @@ batadv_dat_select_candidates(struct batadv_priv *bat_priv, __be32 ip_dst,
* Return: true if the packet is sent to at least one candidate, false
* otherwise.
*/
-static bool batadv_dat_send_data(struct batadv_priv *bat_priv,
- struct sk_buff *skb, __be32 ip,
- unsigned short vid, int packet_subtype)
+static bool batadv_dat_forward_data(struct batadv_priv *bat_priv,
+ struct sk_buff *skb, __be32 ip,
+ unsigned short vid, int packet_subtype)
{
int i;
bool ret = false;
@@ -1277,8 +1265,8 @@ bool batadv_dat_snoop_outgoing_arp_request(struct batadv_priv *bat_priv,
ret = true;
} else {
/* Send the request to the DHT */
- ret = batadv_dat_send_data(bat_priv, skb, ip_dst, vid,
- BATADV_P_DAT_DHT_GET);
+ ret = batadv_dat_forward_data(bat_priv, skb, ip_dst, vid,
+ BATADV_P_DAT_DHT_GET);
}
out:
if (dat_entry)
@@ -1392,8 +1380,10 @@ void batadv_dat_snoop_outgoing_arp_reply(struct batadv_priv *bat_priv,
/* Send the ARP reply to the candidates for both the IP addresses that
* the node obtained from the ARP reply
*/
- batadv_dat_send_data(bat_priv, skb, ip_src, vid, BATADV_P_DAT_DHT_PUT);
- batadv_dat_send_data(bat_priv, skb, ip_dst, vid, BATADV_P_DAT_DHT_PUT);
+ batadv_dat_forward_data(bat_priv, skb, ip_src, vid,
+ BATADV_P_DAT_DHT_PUT);
+ batadv_dat_forward_data(bat_priv, skb, ip_dst, vid,
+ BATADV_P_DAT_DHT_PUT);
}
/**
@@ -1444,7 +1434,6 @@ bool batadv_dat_snoop_incoming_arp_reply(struct batadv_priv *bat_priv,
hw_src, &ip_src, hw_dst, &ip_dst,
dat_entry->mac_addr, &dat_entry->ip);
dropped = true;
- goto out;
}
/* Update our internal cache with both the IP addresses the node got
@@ -1453,6 +1442,9 @@ bool batadv_dat_snoop_incoming_arp_reply(struct batadv_priv *bat_priv,
batadv_dat_entry_add(bat_priv, ip_src, hw_src, vid);
batadv_dat_entry_add(bat_priv, ip_dst, hw_dst, vid);
+ if (dropped)
+ goto out;
+
/* If BLA is enabled, only forward ARP replies if we have claimed the
* source of the ARP reply or if no one else of the same backbone has
* already claimed that client. This prevents that different gateways
@@ -1708,8 +1700,10 @@ static void batadv_dat_put_dhcp(struct batadv_priv *bat_priv, u8 *chaddr,
batadv_dat_entry_add(bat_priv, yiaddr, chaddr, vid);
batadv_dat_entry_add(bat_priv, ip_dst, hw_dst, vid);
- batadv_dat_send_data(bat_priv, skb, yiaddr, vid, BATADV_P_DAT_DHT_PUT);
- batadv_dat_send_data(bat_priv, skb, ip_dst, vid, BATADV_P_DAT_DHT_PUT);
+ batadv_dat_forward_data(bat_priv, skb, yiaddr, vid,
+ BATADV_P_DAT_DHT_PUT);
+ batadv_dat_forward_data(bat_priv, skb, ip_dst, vid,
+ BATADV_P_DAT_DHT_PUT);
consume_skb(skb);
diff --git a/net/batman-adv/distributed-arp-table.h b/net/batman-adv/distributed-arp-table.h
index 68c0ff321acd..110c27447d70 100644
--- a/net/batman-adv/distributed-arp-table.h
+++ b/net/batman-adv/distributed-arp-table.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2011-2019 B.A.T.M.A.N. contributors:
*
* Antonio Quartulli
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_DISTRIBUTED_ARP_TABLE_H_
diff --git a/net/batman-adv/fragmentation.c b/net/batman-adv/fragmentation.c
index b506d15b8230..385fccdcf69d 100644
--- a/net/batman-adv/fragmentation.c
+++ b/net/batman-adv/fragmentation.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2013-2019 B.A.T.M.A.N. contributors:
*
* Martin Hundebøll <martin@hundeboll.net>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "fragmentation.h"
diff --git a/net/batman-adv/fragmentation.h b/net/batman-adv/fragmentation.h
index abdac26579bf..d6074ba2ada7 100644
--- a/net/batman-adv/fragmentation.h
+++ b/net/batman-adv/fragmentation.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2013-2019 B.A.T.M.A.N. contributors:
*
* Martin Hundebøll <martin@hundeboll.net>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_FRAGMENTATION_H_
diff --git a/net/batman-adv/gateway_client.c b/net/batman-adv/gateway_client.c
index f5811f61aa92..47df4c678988 100644
--- a/net/batman-adv/gateway_client.c
+++ b/net/batman-adv/gateway_client.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2009-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "gateway_client.h"
@@ -53,7 +41,6 @@
#include "originator.h"
#include "routing.h"
#include "soft-interface.h"
-#include "sysfs.h"
#include "translation-table.h"
/* These are the offsets of the "hw type" and "hw address length" in the dhcp
diff --git a/net/batman-adv/gateway_client.h b/net/batman-adv/gateway_client.h
index b5732c8be81a..0e14026feebd 100644
--- a/net/batman-adv/gateway_client.h
+++ b/net/batman-adv/gateway_client.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2009-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_GATEWAY_CLIENT_H_
diff --git a/net/batman-adv/gateway_common.c b/net/batman-adv/gateway_common.c
index e064de45e22c..dac097f9be03 100644
--- a/net/batman-adv/gateway_common.c
+++ b/net/batman-adv/gateway_common.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2009-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "gateway_common.h"
diff --git a/net/batman-adv/gateway_common.h b/net/batman-adv/gateway_common.h
index 128467a0fb89..5cf50736c635 100644
--- a/net/batman-adv/gateway_common.h
+++ b/net/batman-adv/gateway_common.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2009-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_GATEWAY_COMMON_H_
diff --git a/net/batman-adv/hard-interface.c b/net/batman-adv/hard-interface.c
index 96ef7c70b4d9..79d1731b8306 100644
--- a/net/batman-adv/hard-interface.c
+++ b/net/batman-adv/hard-interface.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "hard-interface.h"
diff --git a/net/batman-adv/hard-interface.h b/net/batman-adv/hard-interface.h
index 48de28c83401..c8ef6aa0e865 100644
--- a/net/batman-adv/hard-interface.h
+++ b/net/batman-adv/hard-interface.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_HARD_INTERFACE_H_
diff --git a/net/batman-adv/hash.c b/net/batman-adv/hash.c
index 56a08ce193d5..a9d4e176f4de 100644
--- a/net/batman-adv/hash.c
+++ b/net/batman-adv/hash.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2006-2019 B.A.T.M.A.N. contributors:
*
* Simon Wunderlich, Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "hash.h"
diff --git a/net/batman-adv/hash.h b/net/batman-adv/hash.h
index 37507b6d4006..ceef171f7f98 100644
--- a/net/batman-adv/hash.h
+++ b/net/batman-adv/hash.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2006-2019 B.A.T.M.A.N. contributors:
*
* Simon Wunderlich, Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_HASH_H_
diff --git a/net/batman-adv/icmp_socket.c b/net/batman-adv/icmp_socket.c
index 9859ababb82e..de81b5ecad91 100644
--- a/net/batman-adv/icmp_socket.c
+++ b/net/batman-adv/icmp_socket.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "icmp_socket.h"
diff --git a/net/batman-adv/icmp_socket.h b/net/batman-adv/icmp_socket.h
index 5f8926522ff0..35eecbfd2e65 100644
--- a/net/batman-adv/icmp_socket.h
+++ b/net/batman-adv/icmp_socket.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_ICMP_SOCKET_H_
diff --git a/net/batman-adv/log.c b/net/batman-adv/log.c
index 3e610df8debf..60ce11e16a90 100644
--- a/net/batman-adv/log.c
+++ b/net/batman-adv/log.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2010-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "log.h"
diff --git a/net/batman-adv/log.h b/net/batman-adv/log.h
index 660e9bcc85a2..5504637e63d8 100644
--- a/net/batman-adv/log.h
+++ b/net/batman-adv/log.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_LOG_H_
diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c
index 75750870cf04..dabcaff87e34 100644
--- a/net/batman-adv/main.c
+++ b/net/batman-adv/main.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
@@ -22,6 +10,7 @@
#include <linux/build_bug.h>
#include <linux/byteorder/generic.h>
#include <linux/crc32c.h>
+#include <linux/device.h>
#include <linux/errno.h>
#include <linux/genetlink.h>
#include <linux/gfp.h>
@@ -31,6 +20,7 @@
#include <linux/ip.h>
#include <linux/ipv6.h>
#include <linux/kernel.h>
+#include <linux/kobject.h>
#include <linux/kref.h>
#include <linux/list.h>
#include <linux/module.h>
@@ -40,6 +30,7 @@
#include <linux/rcupdate.h>
#include <linux/seq_file.h>
#include <linux/skbuff.h>
+#include <linux/slab.h>
#include <linux/spinlock.h>
#include <linux/stddef.h>
#include <linux/string.h>
@@ -84,6 +75,22 @@ struct workqueue_struct *batadv_event_workqueue;
static void batadv_recv_handler_init(void);
+#define BATADV_UEV_TYPE_VAR "BATTYPE="
+#define BATADV_UEV_ACTION_VAR "BATACTION="
+#define BATADV_UEV_DATA_VAR "BATDATA="
+
+static char *batadv_uev_action_str[] = {
+ "add",
+ "del",
+ "change",
+ "loopdetect",
+};
+
+static char *batadv_uev_type_str[] = {
+ "gw",
+ "bla",
+};
+
static int __init batadv_init(void)
{
int ret;
@@ -678,6 +685,60 @@ bool batadv_vlan_ap_isola_get(struct batadv_priv *bat_priv, unsigned short vid)
return ap_isolation_enabled;
}
+/**
+ * batadv_throw_uevent() - Send an uevent with batman-adv specific env data
+ * @bat_priv: the bat priv with all the soft interface information
+ * @type: subsystem type of event. Stored in uevent's BATTYPE
+ * @action: action type of event. Stored in uevent's BATACTION
+ * @data: string with additional information to the event (ignored for
+ * BATADV_UEV_DEL). Stored in uevent's BATDATA
+ *
+ * Return: 0 on success or negative error number in case of failure
+ */
+int batadv_throw_uevent(struct batadv_priv *bat_priv, enum batadv_uev_type type,
+ enum batadv_uev_action action, const char *data)
+{
+ int ret = -ENOMEM;
+ struct kobject *bat_kobj;
+ char *uevent_env[4] = { NULL, NULL, NULL, NULL };
+
+ bat_kobj = &bat_priv->soft_iface->dev.kobj;
+
+ uevent_env[0] = kasprintf(GFP_ATOMIC,
+ "%s%s", BATADV_UEV_TYPE_VAR,
+ batadv_uev_type_str[type]);
+ if (!uevent_env[0])
+ goto out;
+
+ uevent_env[1] = kasprintf(GFP_ATOMIC,
+ "%s%s", BATADV_UEV_ACTION_VAR,
+ batadv_uev_action_str[action]);
+ if (!uevent_env[1])
+ goto out;
+
+ /* If the event is DEL, ignore the data field */
+ if (action != BATADV_UEV_DEL) {
+ uevent_env[2] = kasprintf(GFP_ATOMIC,
+ "%s%s", BATADV_UEV_DATA_VAR, data);
+ if (!uevent_env[2])
+ goto out;
+ }
+
+ ret = kobject_uevent_env(bat_kobj, KOBJ_CHANGE, uevent_env);
+out:
+ kfree(uevent_env[0]);
+ kfree(uevent_env[1]);
+ kfree(uevent_env[2]);
+
+ if (ret)
+ batadv_dbg(BATADV_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 == BATADV_UEV_DEL ? "NULL" : data), ret);
+ return ret;
+}
+
module_init(batadv_init);
module_exit(batadv_exit);
diff --git a/net/batman-adv/main.h b/net/batman-adv/main.h
index 3ed669d7dc6b..f827e441025f 100644
--- a/net/batman-adv/main.h
+++ b/net/batman-adv/main.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_MAIN_H_
@@ -394,5 +382,7 @@ static inline void batadv_add_counter(struct batadv_priv *bat_priv, size_t idx,
unsigned short batadv_get_vid(struct sk_buff *skb, size_t header_len);
bool batadv_vlan_ap_isola_get(struct batadv_priv *bat_priv, unsigned short vid);
+int batadv_throw_uevent(struct batadv_priv *bat_priv, enum batadv_uev_type type,
+ enum batadv_uev_action action, const char *data);
#endif /* _NET_BATMAN_ADV_MAIN_H_ */
diff --git a/net/batman-adv/multicast.c b/net/batman-adv/multicast.c
index f91b1b6265cf..3feb9435b715 100644
--- a/net/batman-adv/multicast.c
+++ b/net/batman-adv/multicast.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2014-2019 B.A.T.M.A.N. contributors:
*
* Linus Lüssing
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "multicast.h"
@@ -66,6 +54,7 @@
#include "hash.h"
#include "log.h"
#include "netlink.h"
+#include "send.h"
#include "soft-interface.h"
#include "translation-table.h"
#include "tvlv.h"
@@ -991,6 +980,7 @@ batadv_mcast_forw_mode(struct batadv_priv *bat_priv, struct sk_buff *skb,
{
int ret, tt_count, ip_count, unsnoop_count, total_count;
bool is_unsnoopable = false;
+ unsigned int mcast_fanout;
struct ethhdr *ethhdr;
ret = batadv_mcast_forw_mode_check(bat_priv, skb, &is_unsnoopable);
@@ -1025,8 +1015,203 @@ batadv_mcast_forw_mode(struct batadv_priv *bat_priv, struct sk_buff *skb,
case 0:
return BATADV_FORW_NONE;
default:
- return BATADV_FORW_ALL;
+ mcast_fanout = atomic_read(&bat_priv->multicast_fanout);
+
+ if (!unsnoop_count && total_count <= mcast_fanout)
+ return BATADV_FORW_SOME;
}
+
+ return BATADV_FORW_ALL;
+}
+
+/**
+ * batadv_mcast_forw_tt() - forwards a packet to multicast listeners
+ * @bat_priv: the bat priv with all the soft interface information
+ * @skb: the multicast packet to transmit
+ * @vid: the vlan identifier
+ *
+ * Sends copies of a frame with multicast destination to any multicast
+ * listener registered in the translation table. A transmission is performed
+ * via a batman-adv unicast packet for each such destination node.
+ *
+ * Return: NET_XMIT_DROP on memory allocation failure, NET_XMIT_SUCCESS
+ * otherwise.
+ */
+static int
+batadv_mcast_forw_tt(struct batadv_priv *bat_priv, struct sk_buff *skb,
+ unsigned short vid)
+{
+ int ret = NET_XMIT_SUCCESS;
+ struct sk_buff *newskb;
+
+ struct batadv_tt_orig_list_entry *orig_entry;
+
+ struct batadv_tt_global_entry *tt_global;
+ const u8 *addr = eth_hdr(skb)->h_dest;
+
+ tt_global = batadv_tt_global_hash_find(bat_priv, addr, vid);
+ if (!tt_global)
+ goto out;
+
+ rcu_read_lock();
+ hlist_for_each_entry_rcu(orig_entry, &tt_global->orig_list, list) {
+ newskb = skb_copy(skb, GFP_ATOMIC);
+ if (!newskb) {
+ ret = NET_XMIT_DROP;
+ break;
+ }
+
+ batadv_send_skb_unicast(bat_priv, newskb, BATADV_UNICAST, 0,
+ orig_entry->orig_node, vid);
+ }
+ rcu_read_unlock();
+
+ batadv_tt_global_entry_put(tt_global);
+
+out:
+ return ret;
+}
+
+/**
+ * batadv_mcast_forw_want_all_ipv4() - forward to nodes with want-all-ipv4
+ * @bat_priv: the bat priv with all the soft interface information
+ * @skb: the multicast packet to transmit
+ * @vid: the vlan identifier
+ *
+ * Sends copies of a frame with multicast destination to any node with a
+ * BATADV_MCAST_WANT_ALL_IPV4 flag set. A transmission is performed via a
+ * batman-adv unicast packet for each such destination node.
+ *
+ * Return: NET_XMIT_DROP on memory allocation failure, NET_XMIT_SUCCESS
+ * otherwise.
+ */
+static int
+batadv_mcast_forw_want_all_ipv4(struct batadv_priv *bat_priv,
+ struct sk_buff *skb, unsigned short vid)
+{
+ struct batadv_orig_node *orig_node;
+ int ret = NET_XMIT_SUCCESS;
+ struct sk_buff *newskb;
+
+ rcu_read_lock();
+ hlist_for_each_entry_rcu(orig_node,
+ &bat_priv->mcast.want_all_ipv4_list,
+ mcast_want_all_ipv4_node) {
+ newskb = skb_copy(skb, GFP_ATOMIC);
+ if (!newskb) {
+ ret = NET_XMIT_DROP;
+ break;
+ }
+
+ batadv_send_skb_unicast(bat_priv, newskb, BATADV_UNICAST, 0,
+ orig_node, vid);
+ }
+ rcu_read_unlock();
+ return ret;
+}
+
+/**
+ * batadv_mcast_forw_want_all_ipv6() - forward to nodes with want-all-ipv6
+ * @bat_priv: the bat priv with all the soft interface information
+ * @skb: The multicast packet to transmit
+ * @vid: the vlan identifier
+ *
+ * Sends copies of a frame with multicast destination to any node with a
+ * BATADV_MCAST_WANT_ALL_IPV6 flag set. A transmission is performed via a
+ * batman-adv unicast packet for each such destination node.
+ *
+ * Return: NET_XMIT_DROP on memory allocation failure, NET_XMIT_SUCCESS
+ * otherwise.
+ */
+static int
+batadv_mcast_forw_want_all_ipv6(struct batadv_priv *bat_priv,
+ struct sk_buff *skb, unsigned short vid)
+{
+ struct batadv_orig_node *orig_node;
+ int ret = NET_XMIT_SUCCESS;
+ struct sk_buff *newskb;
+
+ rcu_read_lock();
+ hlist_for_each_entry_rcu(orig_node,
+ &bat_priv->mcast.want_all_ipv6_list,
+ mcast_want_all_ipv6_node) {
+ newskb = skb_copy(skb, GFP_ATOMIC);
+ if (!newskb) {
+ ret = NET_XMIT_DROP;
+ break;
+ }
+
+ batadv_send_skb_unicast(bat_priv, newskb, BATADV_UNICAST, 0,
+ orig_node, vid);
+ }
+ rcu_read_unlock();
+ return ret;
+}
+
+/**
+ * batadv_mcast_forw_want_all() - forward packet to nodes in a want-all list
+ * @bat_priv: the bat priv with all the soft interface information
+ * @skb: the multicast packet to transmit
+ * @vid: the vlan identifier
+ *
+ * Sends copies of a frame with multicast destination to any node with a
+ * BATADV_MCAST_WANT_ALL_IPV4 or BATADV_MCAST_WANT_ALL_IPV6 flag set. A
+ * transmission is performed via a batman-adv unicast packet for each such
+ * destination node.
+ *
+ * Return: NET_XMIT_DROP on memory allocation failure or if the protocol family
+ * is neither IPv4 nor IPv6. NET_XMIT_SUCCESS otherwise.
+ */
+static int
+batadv_mcast_forw_want_all(struct batadv_priv *bat_priv,
+ struct sk_buff *skb, unsigned short vid)
+{
+ switch (ntohs(eth_hdr(skb)->h_proto)) {
+ case ETH_P_IP:
+ return batadv_mcast_forw_want_all_ipv4(bat_priv, skb, vid);
+ case ETH_P_IPV6:
+ return batadv_mcast_forw_want_all_ipv6(bat_priv, skb, vid);
+ default:
+ /* we shouldn't be here... */
+ return NET_XMIT_DROP;
+ }
+}
+
+/**
+ * batadv_mcast_forw_send() - send packet to any detected multicast recpient
+ * @bat_priv: the bat priv with all the soft interface information
+ * @skb: the multicast packet to transmit
+ * @vid: the vlan identifier
+ *
+ * Sends copies of a frame with multicast destination to any node that signaled
+ * interest in it, that is either via the translation table or the according
+ * want-all flags. A transmission is performed via a batman-adv unicast packet
+ * for each such destination node.
+ *
+ * The given skb is consumed/freed.
+ *
+ * Return: NET_XMIT_DROP on memory allocation failure or if the protocol family
+ * is neither IPv4 nor IPv6. NET_XMIT_SUCCESS otherwise.
+ */
+int batadv_mcast_forw_send(struct batadv_priv *bat_priv, struct sk_buff *skb,
+ unsigned short vid)
+{
+ int ret;
+
+ ret = batadv_mcast_forw_tt(bat_priv, skb, vid);
+ if (ret != NET_XMIT_SUCCESS) {
+ kfree_skb(skb);
+ return ret;
+ }
+
+ ret = batadv_mcast_forw_want_all(bat_priv, skb, vid);
+ if (ret != NET_XMIT_SUCCESS) {
+ kfree_skb(skb);
+ return ret;
+ }
+
+ consume_skb(skb);
+ return ret;
}
/**
diff --git a/net/batman-adv/multicast.h b/net/batman-adv/multicast.h
index 466013fe88af..653b9b76fabe 100644
--- a/net/batman-adv/multicast.h
+++ b/net/batman-adv/multicast.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2014-2019 B.A.T.M.A.N. contributors:
*
* Linus Lüssing
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_MULTICAST_H_
@@ -36,6 +24,13 @@ enum batadv_forw_mode {
BATADV_FORW_ALL,
/**
+ * @BATADV_FORW_SOME: forward the packet to some nodes (currently via
+ * a multicast-to-unicast conversion and the BATMAN unicast routing
+ * protocol)
+ */
+ BATADV_FORW_SOME,
+
+ /**
* @BATADV_FORW_SINGLE: forward the packet to a single node (currently
* via the BATMAN unicast routing protocol)
*/
@@ -51,6 +46,9 @@ enum batadv_forw_mode
batadv_mcast_forw_mode(struct batadv_priv *bat_priv, struct sk_buff *skb,
struct batadv_orig_node **mcast_single_orig);
+int batadv_mcast_forw_send(struct batadv_priv *bat_priv, struct sk_buff *skb,
+ unsigned short vid);
+
void batadv_mcast_init(struct batadv_priv *bat_priv);
int batadv_mcast_flags_seq_print_text(struct seq_file *seq, void *offset);
@@ -73,6 +71,14 @@ batadv_mcast_forw_mode(struct batadv_priv *bat_priv, struct sk_buff *skb,
return BATADV_FORW_ALL;
}
+static inline int
+batadv_mcast_forw_send(struct batadv_priv *bat_priv, struct sk_buff *skb,
+ unsigned short vid)
+{
+ kfree_skb(skb);
+ return NET_XMIT_DROP;
+}
+
static inline int batadv_mcast_init(struct batadv_priv *bat_priv)
{
return 0;
diff --git a/net/batman-adv/netlink.c b/net/batman-adv/netlink.c
index 67a58da2e6a0..e7907308b331 100644
--- a/net/batman-adv/netlink.c
+++ b/net/batman-adv/netlink.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2016-2019 B.A.T.M.A.N. contributors:
*
* Matthias Schiffer
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "netlink.h"
@@ -157,6 +145,7 @@ static const struct nla_policy batadv_netlink_policy[NUM_BATADV_ATTR] = {
[BATADV_ATTR_HOP_PENALTY] = { .type = NLA_U8 },
[BATADV_ATTR_LOG_LEVEL] = { .type = NLA_U32 },
[BATADV_ATTR_MULTICAST_FORCEFLOOD_ENABLED] = { .type = NLA_U8 },
+ [BATADV_ATTR_MULTICAST_FANOUT] = { .type = NLA_U32 },
[BATADV_ATTR_NETWORK_CODING_ENABLED] = { .type = NLA_U8 },
[BATADV_ATTR_ORIG_INTERVAL] = { .type = NLA_U32 },
[BATADV_ATTR_ELP_INTERVAL] = { .type = NLA_U32 },
@@ -353,6 +342,10 @@ static int batadv_netlink_mesh_fill(struct sk_buff *msg,
if (nla_put_u8(msg, BATADV_ATTR_MULTICAST_FORCEFLOOD_ENABLED,
!atomic_read(&bat_priv->multicast_mode)))
goto nla_put_failure;
+
+ if (nla_put_u32(msg, BATADV_ATTR_MULTICAST_FANOUT,
+ atomic_read(&bat_priv->multicast_fanout)))
+ goto nla_put_failure;
#endif /* CONFIG_BATMAN_ADV_MCAST */
#ifdef CONFIG_BATMAN_ADV_NC
@@ -592,6 +585,12 @@ static int batadv_netlink_set_mesh(struct sk_buff *skb, struct genl_info *info)
atomic_set(&bat_priv->multicast_mode, !nla_get_u8(attr));
}
+
+ if (info->attrs[BATADV_ATTR_MULTICAST_FANOUT]) {
+ attr = info->attrs[BATADV_ATTR_MULTICAST_FANOUT];
+
+ atomic_set(&bat_priv->multicast_fanout, nla_get_u32(attr));
+ }
#endif /* CONFIG_BATMAN_ADV_MCAST */
#ifdef CONFIG_BATMAN_ADV_NC
@@ -1345,34 +1344,29 @@ static const struct genl_ops batadv_netlink_ops[] = {
{
.cmd = BATADV_CMD_GET_MESH,
/* can be retrieved by unprivileged users */
- .policy = batadv_netlink_policy,
.doit = batadv_netlink_get_mesh,
.internal_flags = BATADV_FLAG_NEED_MESH,
},
{
.cmd = BATADV_CMD_TP_METER,
.flags = GENL_ADMIN_PERM,
- .policy = batadv_netlink_policy,
.doit = batadv_netlink_tp_meter_start,
.internal_flags = BATADV_FLAG_NEED_MESH,
},
{
.cmd = BATADV_CMD_TP_METER_CANCEL,
.flags = GENL_ADMIN_PERM,
- .policy = batadv_netlink_policy,
.doit = batadv_netlink_tp_meter_cancel,
.internal_flags = BATADV_FLAG_NEED_MESH,
},
{
.cmd = BATADV_CMD_GET_ROUTING_ALGOS,
.flags = GENL_ADMIN_PERM,
- .policy = batadv_netlink_policy,
.dumpit = batadv_algo_dump,
},
{
.cmd = BATADV_CMD_GET_HARDIF,
/* can be retrieved by unprivileged users */
- .policy = batadv_netlink_policy,
.dumpit = batadv_netlink_dump_hardif,
.doit = batadv_netlink_get_hardif,
.internal_flags = BATADV_FLAG_NEED_MESH |
@@ -1381,68 +1375,57 @@ static const struct genl_ops batadv_netlink_ops[] = {
{
.cmd = BATADV_CMD_GET_TRANSTABLE_LOCAL,
.flags = GENL_ADMIN_PERM,
- .policy = batadv_netlink_policy,
.dumpit = batadv_tt_local_dump,
},
{
.cmd = BATADV_CMD_GET_TRANSTABLE_GLOBAL,
.flags = GENL_ADMIN_PERM,
- .policy = batadv_netlink_policy,
.dumpit = batadv_tt_global_dump,
},
{
.cmd = BATADV_CMD_GET_ORIGINATORS,
.flags = GENL_ADMIN_PERM,
- .policy = batadv_netlink_policy,
.dumpit = batadv_orig_dump,
},
{
.cmd = BATADV_CMD_GET_NEIGHBORS,
.flags = GENL_ADMIN_PERM,
- .policy = batadv_netlink_policy,
.dumpit = batadv_hardif_neigh_dump,
},
{
.cmd = BATADV_CMD_GET_GATEWAYS,
.flags = GENL_ADMIN_PERM,
- .policy = batadv_netlink_policy,
.dumpit = batadv_gw_dump,
},
{
.cmd = BATADV_CMD_GET_BLA_CLAIM,
.flags = GENL_ADMIN_PERM,
- .policy = batadv_netlink_policy,
.dumpit = batadv_bla_claim_dump,
},
{
.cmd = BATADV_CMD_GET_BLA_BACKBONE,
.flags = GENL_ADMIN_PERM,
- .policy = batadv_netlink_policy,
.dumpit = batadv_bla_backbone_dump,
},
{
.cmd = BATADV_CMD_GET_DAT_CACHE,
.flags = GENL_ADMIN_PERM,
- .policy = batadv_netlink_policy,
.dumpit = batadv_dat_cache_dump,
},
{
.cmd = BATADV_CMD_GET_MCAST_FLAGS,
.flags = GENL_ADMIN_PERM,
- .policy = batadv_netlink_policy,
.dumpit = batadv_mcast_flags_dump,
},
{
.cmd = BATADV_CMD_SET_MESH,
.flags = GENL_ADMIN_PERM,
- .policy = batadv_netlink_policy,
.doit = batadv_netlink_set_mesh,
.internal_flags = BATADV_FLAG_NEED_MESH,
},
{
.cmd = BATADV_CMD_SET_HARDIF,
.flags = GENL_ADMIN_PERM,
- .policy = batadv_netlink_policy,
.doit = batadv_netlink_set_hardif,
.internal_flags = BATADV_FLAG_NEED_MESH |
BATADV_FLAG_NEED_HARDIF,
@@ -1450,7 +1433,6 @@ static const struct genl_ops batadv_netlink_ops[] = {
{
.cmd = BATADV_CMD_GET_VLAN,
/* can be retrieved by unprivileged users */
- .policy = batadv_netlink_policy,
.doit = batadv_netlink_get_vlan,
.internal_flags = BATADV_FLAG_NEED_MESH |
BATADV_FLAG_NEED_VLAN,
@@ -1458,7 +1440,6 @@ static const struct genl_ops batadv_netlink_ops[] = {
{
.cmd = BATADV_CMD_SET_VLAN,
.flags = GENL_ADMIN_PERM,
- .policy = batadv_netlink_policy,
.doit = batadv_netlink_set_vlan,
.internal_flags = BATADV_FLAG_NEED_MESH |
BATADV_FLAG_NEED_VLAN,
@@ -1470,6 +1451,7 @@ struct genl_family batadv_netlink_family __ro_after_init = {
.name = BATADV_NL_NAME,
.version = 1,
.maxattr = BATADV_ATTR_MAX,
+ .policy = batadv_netlink_policy,
.netnsok = true,
.pre_doit = batadv_pre_doit,
.post_doit = batadv_post_doit,
diff --git a/net/batman-adv/netlink.h b/net/batman-adv/netlink.h
index 7273368544fc..d1e0681b8743 100644
--- a/net/batman-adv/netlink.h
+++ b/net/batman-adv/netlink.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2016-2019 B.A.T.M.A.N. contributors:
*
* Matthias Schiffer
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_NETLINK_H_
diff --git a/net/batman-adv/network-coding.c b/net/batman-adv/network-coding.c
index 278762bd94c6..c5e7906045f3 100644
--- a/net/batman-adv/network-coding.c
+++ b/net/batman-adv/network-coding.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2012-2019 B.A.T.M.A.N. contributors:
*
* Martin Hundebøll, Jeppe Ledet-Pedersen
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "network-coding.h"
diff --git a/net/batman-adv/network-coding.h b/net/batman-adv/network-coding.h
index 96ef0a511fc7..74f56113a5d0 100644
--- a/net/batman-adv/network-coding.h
+++ b/net/batman-adv/network-coding.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2012-2019 B.A.T.M.A.N. contributors:
*
* Martin Hundebøll, Jeppe Ledet-Pedersen
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_NETWORK_CODING_H_
diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c
index e5cdf89ef63c..45db798a7297 100644
--- a/net/batman-adv/originator.c
+++ b/net/batman-adv/originator.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2009-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "originator.h"
diff --git a/net/batman-adv/originator.h b/net/batman-adv/originator.h
index dca1e4a34ec6..3829e26f9c5d 100644
--- a/net/batman-adv/originator.h
+++ b/net/batman-adv/originator.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_ORIGINATOR_H_
diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c
index cae0e5dd0768..f0f864820dea 100644
--- a/net/batman-adv/routing.c
+++ b/net/batman-adv/routing.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "routing.h"
diff --git a/net/batman-adv/routing.h b/net/batman-adv/routing.h
index 0102d69d345c..b96c6d06d188 100644
--- a/net/batman-adv/routing.h
+++ b/net/batman-adv/routing.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_ROUTING_H_
diff --git a/net/batman-adv/send.c b/net/batman-adv/send.c
index 66a8b3e44501..3ce5f7bad369 100644
--- a/net/batman-adv/send.c
+++ b/net/batman-adv/send.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "send.h"
diff --git a/net/batman-adv/send.h b/net/batman-adv/send.h
index 1f6132922e60..5921ee4e107c 100644
--- a/net/batman-adv/send.h
+++ b/net/batman-adv/send.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_SEND_H_
diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c
index 2e367230376b..a7677e1d000f 100644
--- a/net/batman-adv/soft-interface.c
+++ b/net/batman-adv/soft-interface.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "soft-interface.h"
@@ -209,7 +197,7 @@ static netdev_tx_t batadv_interface_tx(struct sk_buff *skb,
unsigned short vid;
u32 seqno;
int gw_mode;
- enum batadv_forw_mode forw_mode;
+ enum batadv_forw_mode forw_mode = BATADV_FORW_SINGLE;
struct batadv_orig_node *mcast_single_orig = NULL;
int network_offset = ETH_HLEN;
__be16 proto;
@@ -317,7 +305,8 @@ send:
if (forw_mode == BATADV_FORW_NONE)
goto dropped;
- if (forw_mode == BATADV_FORW_SINGLE)
+ if (forw_mode == BATADV_FORW_SINGLE ||
+ forw_mode == BATADV_FORW_SOME)
do_bcast = false;
}
}
@@ -377,6 +366,8 @@ send:
ret = batadv_send_skb_unicast(bat_priv, skb,
BATADV_UNICAST, 0,
mcast_single_orig, vid);
+ } else if (forw_mode == BATADV_FORW_SOME) {
+ ret = batadv_mcast_forw_send(bat_priv, skb, vid);
} else {
if (batadv_dat_snoop_outgoing_arp_request(bat_priv,
skb))
@@ -818,6 +809,7 @@ static int batadv_softif_init_late(struct net_device *dev)
bat_priv->mcast.querier_ipv6.shadowing = false;
bat_priv->mcast.flags = BATADV_NO_FLAGS;
atomic_set(&bat_priv->multicast_mode, 1);
+ atomic_set(&bat_priv->multicast_fanout, 16);
atomic_set(&bat_priv->mcast.num_want_all_unsnoopables, 0);
atomic_set(&bat_priv->mcast.num_want_all_ipv4, 0);
atomic_set(&bat_priv->mcast.num_want_all_ipv6, 0);
diff --git a/net/batman-adv/soft-interface.h b/net/batman-adv/soft-interface.h
index 538bb661878c..275442a7acb6 100644
--- a/net/batman-adv/soft-interface.h
+++ b/net/batman-adv/soft-interface.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_SOFT_INTERFACE_H_
diff --git a/net/batman-adv/sysfs.c b/net/batman-adv/sysfs.c
index 208655cf6717..80fc3253c336 100644
--- a/net/batman-adv/sysfs.c
+++ b/net/batman-adv/sysfs.c
@@ -2,23 +2,12 @@
/* Copyright (C) 2010-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "sysfs.h"
#include "main.h"
+#include <asm/current.h>
#include <linux/atomic.h>
#include <linux/compiler.h>
#include <linux/device.h>
@@ -34,6 +23,7 @@
#include <linux/rculist.h>
#include <linux/rcupdate.h>
#include <linux/rtnetlink.h>
+#include <linux/sched.h>
#include <linux/slab.h>
#include <linux/stddef.h>
#include <linux/string.h>
@@ -52,6 +42,16 @@
#include "network-coding.h"
#include "soft-interface.h"
+/**
+ * batadv_sysfs_deprecated() - Log use of deprecated batadv sysfs access
+ * @attr: attribute which was accessed
+ */
+static void batadv_sysfs_deprecated(struct attribute *attr)
+{
+ pr_warn_ratelimited(DEPRECATED "%s (pid %d) Use of sysfs file \"%s\".\nUse batadv genl family instead",
+ current->comm, task_pid_nr(current), attr->name);
+}
+
static struct net_device *batadv_kobj_to_netdev(struct kobject *obj)
{
struct device *dev = container_of(obj->parent, struct device, kobj);
@@ -114,22 +114,6 @@ batadv_kobj_to_vlan(struct batadv_priv *bat_priv, struct kobject *obj)
return vlan;
}
-#define BATADV_UEV_TYPE_VAR "BATTYPE="
-#define BATADV_UEV_ACTION_VAR "BATACTION="
-#define BATADV_UEV_DATA_VAR "BATDATA="
-
-static char *batadv_uev_action_str[] = {
- "add",
- "del",
- "change",
- "loopdetect",
-};
-
-static char *batadv_uev_type_str[] = {
- "gw",
- "bla",
-};
-
/* Use this, if you have customized show and store functions for vlan attrs */
#define BATADV_ATTR_VLAN(_name, _mode, _show, _store) \
struct batadv_attribute batadv_attr_vlan_##_name = { \
@@ -157,6 +141,7 @@ ssize_t batadv_store_##_name(struct kobject *kobj, \
struct batadv_priv *bat_priv = netdev_priv(net_dev); \
ssize_t length; \
\
+ batadv_sysfs_deprecated(attr); \
length = __batadv_store_bool_attr(buff, count, _post_func, attr,\
&bat_priv->_name, net_dev); \
\
@@ -171,6 +156,7 @@ ssize_t batadv_show_##_name(struct kobject *kobj, \
{ \
struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj); \
\
+ batadv_sysfs_deprecated(attr); \
return sprintf(buff, "%s\n", \
atomic_read(&bat_priv->_name) == 0 ? \
"disabled" : "enabled"); \
@@ -194,6 +180,7 @@ ssize_t batadv_store_##_name(struct kobject *kobj, \
struct batadv_priv *bat_priv = netdev_priv(net_dev); \
ssize_t length; \
\
+ batadv_sysfs_deprecated(attr); \
length = __batadv_store_uint_attr(buff, count, _min, _max, \
_post_func, attr, \
&bat_priv->_var, net_dev, \
@@ -210,6 +197,7 @@ ssize_t batadv_show_##_name(struct kobject *kobj, \
{ \
struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj); \
\
+ batadv_sysfs_deprecated(attr); \
return sprintf(buff, "%i\n", atomic_read(&bat_priv->_var)); \
} \
@@ -234,6 +222,7 @@ ssize_t batadv_store_vlan_##_name(struct kobject *kobj, \
attr, &vlan->_name, \
bat_priv->soft_iface); \
\
+ batadv_sysfs_deprecated(attr); \
if (vlan->vid) \
batadv_netlink_notify_vlan(bat_priv, vlan); \
else \
@@ -254,6 +243,7 @@ ssize_t batadv_show_vlan_##_name(struct kobject *kobj, \
atomic_read(&vlan->_name) == 0 ? \
"disabled" : "enabled"); \
\
+ batadv_sysfs_deprecated(attr); \
batadv_softif_vlan_put(vlan); \
return res; \
}
@@ -275,6 +265,7 @@ ssize_t batadv_store_##_name(struct kobject *kobj, \
struct batadv_priv *bat_priv; \
ssize_t length; \
\
+ batadv_sysfs_deprecated(attr); \
hard_iface = batadv_hardif_get_by_netdev(net_dev); \
if (!hard_iface) \
return 0; \
@@ -302,6 +293,7 @@ ssize_t batadv_show_##_name(struct kobject *kobj, \
struct batadv_hard_iface *hard_iface; \
ssize_t length; \
\
+ batadv_sysfs_deprecated(attr); \
hard_iface = batadv_hardif_get_by_netdev(net_dev); \
if (!hard_iface) \
return 0; \
@@ -446,6 +438,7 @@ static ssize_t batadv_show_bat_algo(struct kobject *kobj,
{
struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj);
+ batadv_sysfs_deprecated(attr);
return sprintf(buff, "%s\n", bat_priv->algo_ops->name);
}
@@ -462,6 +455,8 @@ static ssize_t batadv_show_gw_mode(struct kobject *kobj, struct attribute *attr,
struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj);
int bytes_written;
+ batadv_sysfs_deprecated(attr);
+
/* GW mode is not available if the routing algorithm in use does not
* implement the GW API
*/
@@ -496,6 +491,8 @@ static ssize_t batadv_store_gw_mode(struct kobject *kobj,
char *curr_gw_mode_str;
int gw_mode_tmp = -1;
+ batadv_sysfs_deprecated(attr);
+
/* toggling GW mode is allowed only if the routing algorithm in use
* provides the GW API
*/
@@ -570,6 +567,8 @@ static ssize_t batadv_show_gw_sel_class(struct kobject *kobj,
{
struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj);
+ batadv_sysfs_deprecated(attr);
+
/* GW selection class is not available if the routing algorithm in use
* does not implement the GW API
*/
@@ -590,6 +589,8 @@ static ssize_t batadv_store_gw_sel_class(struct kobject *kobj,
struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj);
ssize_t length;
+ batadv_sysfs_deprecated(attr);
+
/* setting the GW selection class is allowed only if the routing
* algorithm in use implements the GW API
*/
@@ -620,6 +621,8 @@ static ssize_t batadv_show_gw_bwidth(struct kobject *kobj,
struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj);
u32 down, up;
+ batadv_sysfs_deprecated(attr);
+
down = atomic_read(&bat_priv->gw.bandwidth_down);
up = atomic_read(&bat_priv->gw.bandwidth_up);
@@ -635,6 +638,8 @@ static ssize_t batadv_store_gw_bwidth(struct kobject *kobj,
struct net_device *net_dev = batadv_kobj_to_netdev(kobj);
ssize_t length;
+ batadv_sysfs_deprecated(attr);
+
if (buff[count - 1] == '\n')
buff[count - 1] = '\0';
@@ -659,6 +664,7 @@ static ssize_t batadv_show_isolation_mark(struct kobject *kobj,
{
struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj);
+ batadv_sysfs_deprecated(attr);
return sprintf(buff, "%#.8x/%#.8x\n", bat_priv->isolation_mark,
bat_priv->isolation_mark_mask);
}
@@ -682,6 +688,8 @@ static ssize_t batadv_store_isolation_mark(struct kobject *kobj,
u32 mark, mask;
char *mask_ptr;
+ batadv_sysfs_deprecated(attr);
+
/* parse the mask if it has been specified, otherwise assume the mask is
* the biggest possible
*/
@@ -937,6 +945,8 @@ static ssize_t batadv_show_mesh_iface(struct kobject *kobj,
ssize_t length;
const char *ifname;
+ batadv_sysfs_deprecated(attr);
+
hard_iface = batadv_hardif_get_by_netdev(net_dev);
if (!hard_iface)
return 0;
@@ -1041,6 +1051,8 @@ static ssize_t batadv_store_mesh_iface(struct kobject *kobj,
struct net_device *net_dev = batadv_kobj_to_netdev(kobj);
struct batadv_store_mesh_work *store_work;
+ batadv_sysfs_deprecated(attr);
+
if (buff[count - 1] == '\n')
buff[count - 1] = '\0';
@@ -1072,6 +1084,8 @@ static ssize_t batadv_show_iface_status(struct kobject *kobj,
struct batadv_hard_iface *hard_iface;
ssize_t length;
+ batadv_sysfs_deprecated(attr);
+
hard_iface = batadv_hardif_get_by_netdev(net_dev);
if (!hard_iface)
return 0;
@@ -1123,6 +1137,8 @@ static ssize_t batadv_store_throughput_override(struct kobject *kobj,
u32 old_tp_override;
bool ret;
+ batadv_sysfs_deprecated(attr);
+
hard_iface = batadv_hardif_get_by_netdev(net_dev);
if (!hard_iface)
return -EINVAL;
@@ -1165,6 +1181,8 @@ static ssize_t batadv_show_throughput_override(struct kobject *kobj,
struct batadv_hard_iface *hard_iface;
u32 tp_override;
+ batadv_sysfs_deprecated(attr);
+
hard_iface = batadv_hardif_get_by_netdev(net_dev);
if (!hard_iface)
return -EINVAL;
@@ -1250,57 +1268,3 @@ void batadv_sysfs_del_hardif(struct kobject **hardif_obj)
kobject_put(*hardif_obj);
*hardif_obj = NULL;
}
-
-/**
- * batadv_throw_uevent() - Send an uevent with batman-adv specific env data
- * @bat_priv: the bat priv with all the soft interface information
- * @type: subsystem type of event. Stored in uevent's BATTYPE
- * @action: action type of event. Stored in uevent's BATACTION
- * @data: string with additional information to the event (ignored for
- * BATADV_UEV_DEL). Stored in uevent's BATDATA
- *
- * Return: 0 on success or negative error number in case of failure
- */
-int batadv_throw_uevent(struct batadv_priv *bat_priv, enum batadv_uev_type type,
- enum batadv_uev_action action, const char *data)
-{
- int ret = -ENOMEM;
- struct kobject *bat_kobj;
- char *uevent_env[4] = { NULL, NULL, NULL, NULL };
-
- bat_kobj = &bat_priv->soft_iface->dev.kobj;
-
- uevent_env[0] = kasprintf(GFP_ATOMIC,
- "%s%s", BATADV_UEV_TYPE_VAR,
- batadv_uev_type_str[type]);
- if (!uevent_env[0])
- goto out;
-
- uevent_env[1] = kasprintf(GFP_ATOMIC,
- "%s%s", BATADV_UEV_ACTION_VAR,
- batadv_uev_action_str[action]);
- if (!uevent_env[1])
- goto out;
-
- /* If the event is DEL, ignore the data field */
- if (action != BATADV_UEV_DEL) {
- uevent_env[2] = kasprintf(GFP_ATOMIC,
- "%s%s", BATADV_UEV_DATA_VAR, data);
- if (!uevent_env[2])
- goto out;
- }
-
- ret = kobject_uevent_env(bat_kobj, KOBJ_CHANGE, uevent_env);
-out:
- kfree(uevent_env[0]);
- kfree(uevent_env[1]);
- kfree(uevent_env[2]);
-
- if (ret)
- batadv_dbg(BATADV_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 == BATADV_UEV_DEL ? "NULL" : data), ret);
- return ret;
-}
diff --git a/net/batman-adv/sysfs.h b/net/batman-adv/sysfs.h
index 705ffbe763f4..83fa808b1871 100644
--- a/net/batman-adv/sysfs.h
+++ b/net/batman-adv/sysfs.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2010-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_SYSFS_H_
@@ -57,6 +45,8 @@ struct batadv_attribute {
char *buf, size_t count);
};
+#ifdef CONFIG_BATMAN_ADV_SYSFS
+
int batadv_sysfs_add_meshif(struct net_device *dev);
void batadv_sysfs_del_meshif(struct net_device *dev);
int batadv_sysfs_add_hardif(struct kobject **hardif_obj,
@@ -66,7 +56,39 @@ int batadv_sysfs_add_vlan(struct net_device *dev,
struct batadv_softif_vlan *vlan);
void batadv_sysfs_del_vlan(struct batadv_priv *bat_priv,
struct batadv_softif_vlan *vlan);
-int batadv_throw_uevent(struct batadv_priv *bat_priv, enum batadv_uev_type type,
- enum batadv_uev_action action, const char *data);
+
+#else
+
+static inline int batadv_sysfs_add_meshif(struct net_device *dev)
+{
+ return 0;
+}
+
+static inline void batadv_sysfs_del_meshif(struct net_device *dev)
+{
+}
+
+static inline int batadv_sysfs_add_hardif(struct kobject **hardif_obj,
+ struct net_device *dev)
+{
+ return 0;
+}
+
+static inline void batadv_sysfs_del_hardif(struct kobject **hardif_obj)
+{
+}
+
+static inline int batadv_sysfs_add_vlan(struct net_device *dev,
+ struct batadv_softif_vlan *vlan)
+{
+ return 0;
+}
+
+static inline void batadv_sysfs_del_vlan(struct batadv_priv *bat_priv,
+ struct batadv_softif_vlan *vlan)
+{
+}
+
+#endif
#endif /* _NET_BATMAN_ADV_SYSFS_H_ */
diff --git a/net/batman-adv/tp_meter.c b/net/batman-adv/tp_meter.c
index 500109bbd551..820392146249 100644
--- a/net/batman-adv/tp_meter.c
+++ b/net/batman-adv/tp_meter.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2012-2019 B.A.T.M.A.N. contributors:
*
* Edo Monticelli, Antonio Quartulli
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "tp_meter.h"
diff --git a/net/batman-adv/tp_meter.h b/net/batman-adv/tp_meter.h
index 6b4d0f733896..604b3799c972 100644
--- a/net/batman-adv/tp_meter.h
+++ b/net/batman-adv/tp_meter.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2012-2019 B.A.T.M.A.N. contributors:
*
* Edo Monticelli, Antonio Quartulli
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_TP_METER_H_
diff --git a/net/batman-adv/trace.c b/net/batman-adv/trace.c
index f77c917ed20d..3cedd2c36528 100644
--- a/net/batman-adv/trace.c
+++ b/net/batman-adv/trace.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2010-2019 B.A.T.M.A.N. contributors:
*
* Sven Eckelmann
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#define CREATE_TRACE_POINTS
diff --git a/net/batman-adv/trace.h b/net/batman-adv/trace.h
index 5e5579051400..d8f764521c0b 100644
--- a/net/batman-adv/trace.h
+++ b/net/batman-adv/trace.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2010-2019 B.A.T.M.A.N. contributors:
*
* Sven Eckelmann
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#if !defined(_NET_BATMAN_ADV_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c
index 26c4e2493ddf..1ddfd5e011ee 100644
--- a/net/batman-adv/translation-table.c
+++ b/net/batman-adv/translation-table.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich, Antonio Quartulli
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "translation-table.h"
@@ -205,7 +193,7 @@ batadv_tt_local_hash_find(struct batadv_priv *bat_priv, const u8 *addr,
* Return: a pointer to the corresponding tt_global_entry struct if the client
* is found, NULL otherwise.
*/
-static struct batadv_tt_global_entry *
+struct batadv_tt_global_entry *
batadv_tt_global_hash_find(struct batadv_priv *bat_priv, const u8 *addr,
unsigned short vid)
{
@@ -300,8 +288,7 @@ static void batadv_tt_global_entry_release(struct kref *ref)
* possibly release it
* @tt_global_entry: tt_global_entry to be free'd
*/
-static void
-batadv_tt_global_entry_put(struct batadv_tt_global_entry *tt_global_entry)
+void batadv_tt_global_entry_put(struct batadv_tt_global_entry *tt_global_entry)
{
kref_put(&tt_global_entry->common.refcount,
batadv_tt_global_entry_release);
diff --git a/net/batman-adv/translation-table.h b/net/batman-adv/translation-table.h
index 61bca75e5911..c8c48d62a430 100644
--- a/net/batman-adv/translation-table.h
+++ b/net/batman-adv/translation-table.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich, Antonio Quartulli
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_TRANSLATION_TABLE_H_
@@ -41,6 +29,10 @@ int batadv_tt_global_dump(struct sk_buff *msg, struct netlink_callback *cb);
void batadv_tt_global_del_orig(struct batadv_priv *bat_priv,
struct batadv_orig_node *orig_node,
s32 match_vid, const char *message);
+struct batadv_tt_global_entry *
+batadv_tt_global_hash_find(struct batadv_priv *bat_priv, const u8 *addr,
+ unsigned short vid);
+void batadv_tt_global_entry_put(struct batadv_tt_global_entry *tt_global_entry);
int batadv_tt_global_hash_count(struct batadv_priv *bat_priv,
const u8 *addr, unsigned short vid);
struct batadv_orig_node *batadv_transtable_search(struct batadv_priv *bat_priv,
diff --git a/net/batman-adv/tvlv.c b/net/batman-adv/tvlv.c
index 7e947b01919d..aae63f0d21eb 100644
--- a/net/batman-adv/tvlv.c
+++ b/net/batman-adv/tvlv.c
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "main.h"
diff --git a/net/batman-adv/tvlv.h b/net/batman-adv/tvlv.h
index c0f033b1acb8..114ac01e06af 100644
--- a/net/batman-adv/tvlv.h
+++ b/net/batman-adv/tvlv.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_TVLV_H_
diff --git a/net/batman-adv/types.h b/net/batman-adv/types.h
index a21b34ed6548..357ca119329a 100644
--- a/net/batman-adv/types.h
+++ b/net/batman-adv/types.h
@@ -2,18 +2,6 @@
/* Copyright (C) 2007-2019 B.A.T.M.A.N. contributors:
*
* Marek Lindner, Simon Wunderlich
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _NET_BATMAN_ADV_TYPES_H_
@@ -1565,6 +1553,12 @@ struct batadv_priv {
* node's sender/originating side
*/
atomic_t multicast_mode;
+
+ /**
+ * @multicast_fanout: Maximum number of packet copies to generate for a
+ * multicast-to-unicast conversion
+ */
+ atomic_t multicast_fanout;
#endif
/** @orig_interval: OGM broadcast interval in milliseconds */