CONFIG_MEMORY_BALLOON (not configurable)

modulename: balloon_compaction.ko

configname: CONFIG_MEMORY_BALLOON

Linux Kernel Configuration
└─>Memory Management options
└─>MEMORY_BALLOON
In linux kernel since version 3.10 (release Date: 2013-06-30)  
source code:
mm/balloon_compaction.c
is depended by
CONFIG_VIRTIO_BALLOON