NTB Transport Client

modulename: ntb_transport.ko

configname: CONFIG_NTB_TRANSPORT

Linux Kernel Configuration
└─>Device Drivers
└─>Non-Transparent Bridge support
└─>NTB Transport Client
In linux kernel since version 4.1 (release Date: 2015-06-21)  
This is a transport driver that enables connected systems to exchange
messages over the ntb hardware. The transport exposes a queue pair api
to client drivers.

If unsure, say N.

source code:
depends
CONFIG_NTB