Commit b19ad29f authored by Sven Eckelmann's avatar Sven Eckelmann Committed by Greg Kroah-Hartman

Staging: batman-adv: Start new development cycle

Version 2010.1.0 of the extra kernel module was released and thus the
documentation should be updated and everything prepared for the the
upcoming patchset.
Signed-off-by: default avatarSven Eckelmann <sven.eckelmann@gmx.de>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent cbbdd771
[state: 12-06-2010]
[state: 04-09-2010]
BATMAN-ADV
----------
......@@ -67,15 +67,21 @@ All mesh wide settings can be found in batman's own interface
folder:
# ls /sys/class/net/bat0/mesh/
# aggregate_ogm originators transtable_global vis_mode
# orig_interval transtable_local vis_data
# aggregated_ogms bonding orig_interval vis_mode
There is a special folder for debugging informations:
# ls /sys/kernel/debug/batman_adv/bat0/
# originators socket transtable_global transtable_local
# vis_data
Some of the files contain all sort of status information regard-
ing the mesh network. For example, you can view the table of
originators (mesh participants) with:
# cat /sys/class/net/bat0/mesh/originators
# cat /sys/kernel/debug/batman_adv/bat0/originators
Other files allow to change batman's behaviour to better fit your
requirements. For instance, you can check the current originator
......@@ -83,7 +89,7 @@ interval (value in milliseconds which determines how often batman
sends its broadcast packets):
# cat /sys/class/net/bat0/mesh/orig_interval
# status: 1000
# 1000
and also change its value:
......@@ -137,7 +143,7 @@ at least very similar) data.
When configured as server, you can get a topology snapshot of
your mesh:
# cat /sys/class/net/bat0/mesh/vis_data
# cat /sys/kernel/debug/batman_adv/bat0/vis_data
This raw output is intended to be easily parsable and convertable
with other tools. Have a look at the batctl README if you want a
......@@ -181,32 +187,25 @@ enabled when compiling the batman-adv module. When building bat-
man-adv as part of kernel, use "make menuconfig" and enable the
option "B.A.T.M.A.N. debugging".
Those additional debug messages can be accessed using a special
file in debugfs
# cat /sys/kernel/debug/batman_adv/bat0/log
The additional debug output is by default disabled. It can be en-
abled either at kernel modules load time or during run time. To
enable debug output at module load time, add the module parameter
debug=<value>. <value> can take one of four values.
abled during run time. Following log_levels are defined:
0 - All debug output disabled
1 - Enable messages related to routing / flooding / broadcasting
2 - Enable route or hna added / changed / deleted
3 - Enable all messages
e.g.
# modprobe batman-adv debug=2
will load the module and enable debug messages for when routes or
HNAs change.
The debug output can also be changed at runtime using the file
/sys/module/batman-adv/parameters/debug. e.g.
# echo 2 > /sys/module/batman-adv/parameters/debug
The debug output can be changed at runtime using the file
/sys/class/net/bat0/mesh/log_level. e.g.
enables debug messages for when routes or HNAs
# echo 2 > /sys/class/net/bat0/mesh/log_level
The debug output is sent to the kernel logs. So try dmesg, lo-
gread, etc to see the debug messages.
will enable debug messages for when routes or HNAs change.
BATCTL
......
......@@ -30,7 +30,7 @@
#define DRIVER_DESC "B.A.T.M.A.N. advanced"
#define DRIVER_DEVICE "batman-adv"
#define SOURCE_VERSION "maint"
#define SOURCE_VERSION "next"
/* B.A.T.M.A.N. parameters */
......
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