B.A.T.M.A.N. debugging

configname: CONFIG_BATMAN_ADV_DEBUG

Linux Kernel Configuration
└─>Networking support
└─>Networking options
└─>B.A.T.M.A.N. debugging
In linux kernel since version 2.6.34 (release Date: 2010-05-16)  
This is an option for use by developers; most people should
say N here. This enables compilation of support for
outputting debugging information to the tracing buffer. The output is
controlled via the batadv netdev specific log_level setting.