Thanks Martin, hi all

There has been a crash with fragmentation disabled (I save us the
trace-back) so I did like you told me plus more:

# git clone git://git.open-mesh.org/batman-adv.git
# cd batman-adv/
# patch < ../2-frag_debug_size.patch 
patching file fragmentation.c
Hunk #1 succeeded at 217 (offset -3 lines).
Hunk #2 succeeded at 243 (offset -3 lines).
Hunk #3 succeeded at 260 with fuzz 2 (offset -3 lines).
Hunk #4 succeeded at 288 (offset -3 lines).
patch unexpectedly ends in middle of line
Hunk #5 succeeded at 301 with fuzz 1 (offset -3 lines).
# make
[ … ]
make: *** [all] Error 2
# LANG=C make
/usr/src/batman-adv/gen-compat-autoconf.sh /usr/src/batman-adv/compat-autoconf.h
make -C /lib/modules/3.17.4-gentoo/build M=/usr/src/batman-adv 
PWD=/usr/src/batman-adv modules
make[1]: Entering directory '/usr/src/linux-3.17.4-gentoo'
  CC [M]  /usr/src/batman-adv/fragmentation.o
/usr/src/batman-adv/fragmentation.c: In function 'batadv_frag_merge_packets':
/usr/src/batman-adv/fragmentation.c:309:20: error: 'struct 
batadv_frag_table_entry' has no member named 'total_size'
scripts/Makefile.build:257: recipe for target 
'/usr/src/batman-adv/fragmentation.o' failed
make[2]: *** [/usr/src/batman-adv/fragmentation.o] Error 1
Makefile:1373: recipe for target '_module_/usr/src/batman-adv' failed
make[1]: *** [_module_/usr/src/batman-adv] Error 2
make[1]: Leaving directory '/usr/src/linux-3.17.4-gentoo'
Makefile:53: recipe for target 'all' failed
make: *** [all] Error 2

I learned something here so I also applied this:
diff --git a/types.h b/types.h
index 462a70c..c4d7d24 100644
--- a/types.h
+++ b/types.h
@@ -132,6 +132,7 @@ struct batadv_orig_ifinfo {
  * @timestamp: time (jiffie) of last received fragment
  * @seqno: sequence number of the fragments in the list
  * @size: accumulated size of packets in list
+ * @total_size: expected size of the assembled packet
  */
 struct batadv_frag_table_entry {
        struct hlist_head head;
@@ -139,6 +140,7 @@ struct batadv_frag_table_entry {
        unsigned long timestamp;
        uint16_t seqno;
        uint16_t size;
+       uint16_t total_size;
 };
 
 /**
--
# LANG=C make
# make install
# rmmod batman_adv
# modprobe batman_adv
# batctl -v
batctl 2014.3.0 [batman-adv: 2014.3.0-44-g650251a-dirty]

# batctl if
fastd0: active
# batctl it
5000
# batctl ap
disabled
# batctl bl
enabled
# batctl dat
enabled
# batctl ag
enabled
# batctl b
disabled
# batctl f
enabled
# batctl nc
Error - can't open file '/sys/class/net/bat0/mesh/network_coding': No such file 
or directory
The option you called seems not to be compiled into your batman-adv kernel 
module.
Consult the README if you wish to learn more about compiling options into 
batman-adv.
# batctl mark
0x00000000/0x00000000
# batctl mm
enabled
# batctl ll
Error - can't open file '/sys/class/net/bat0/mesh/log_level': No such file or 
directory
The option you called seems not to be compiled into your batman-adv kernel 
module.
Consult the README if you wish to learn more about compiling options into 
batman-adv.
# batctl l
Error - can't open file '/sys/kernel/debug//batman_adv/bat0/log': No such file 
or directory
The option you called seems not to be compiled into your batman-adv kernel 
module.
Consult the README if you wish to learn more about compiling options into 
batman-adv.
# batctl gw
server (announced bw: 90.0/90.0 MBit)

please tell me if it’s OK that nc and l are not compiled into the
module. I’ll report, if I see something.

Best regards

Philipp

________________________
Freifunk Rheinland e. V.
– Funkzelle Wuppertal –

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