Open vSwitch Geneve tunneling support

modulename: vport-geneve.ko

configname: CONFIG_OPENVSWITCH_GENEVE

Linux Kernel Configuration
└─>Networking support
└─>Networking options
└─>Open vSwitch Geneve tunneling support
In linux kernel since version 3.18 (release Date: 2014-12-07)  
If you say Y here, then the Open vSwitch will be able create geneve vport.

Say N to exclude this support and reduce the binary size.

source code: