Allow for memory hot-add

modulename: hotplug-memory.ko

and/or

memory_hotplug.ko

configname: CONFIG_MEMORY_HOTPLUG

Linux Kernel Configuration
└─>Allow for memory hot-add
In linux kernel since version 2.6.15 (release Date: 2006-01-02)  
source code:
mm/memory_hotplug.c

is selected by
CONFIG_MEMORY_HOTREMOVE

is depended by
CONFIG_PPC_PS3
CONFIG_SPU_FS