CONFIG_X86_64_ACPI_NUMA is not available for thedefaultarchitecture x86.
Result is shown for architecture 64BIT
ACPI NUMA detection
configname: CONFIG_X86_64_ACPI_NUMA
Linux Kernel Configuration
└─>Processor type and features
└─>ACPI NUMA detection
In linux kernel since version 2.6.15 (release Date: 2006-01-02)
Enable ACPI SRAT based node topology detection.