Allow for memory hot-add

modulename: hotplug-memory.ko

configname: CONFIG_MEMORY_HOTPLUG

Linux Kernel Configuration
└─>Memory Management options
└─>Allow for memory hot-add
In linux kernel since version 2.6.15 (release Date: 2006-01-02)  
source code:

depends
CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG
CONFIG_64BIT or CONFIG_BROKEN
CONFIG_SPARSEMEM or CONFIG_X86_64_ACPI_NUMA
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