TC recirculation support


Linux Kernel Configuration
└─>Networking support
└─>Networking options
└─>QoS and/or fair queueing
└─>TC recirculation support
In linux kernel since version 5.1 (release Date: 2019-05-05)  
Say Y here to allow tc chain misses to continue in OvS datapath in
the correct recirc_id, and hardware chain misses to continue in
the correct chain in tc software datapath.

Say N here if you won't be using tc<->ovs offload or tc chains offload.