CONFIG_OF_NUMA (not configurable)

modulename: of_numa.ko

configname: CONFIG_OF_NUMA

Linux Kernel Configuration
└─>Device Drivers
└─>Device Tree and Open Firmware support
└─>OF_NUMA
In linux kernel since version 4.1 (release Date: 2015-06-21)  
source code:
drivers/of/of_numa.c
depends
CONFIG_OF