CONFIG_ARCH_HAS_HOLES_MEMORYMODEL is not available for thedefaultarchitecture x86.
Result is shown for architecture arm64

CONFIG_ARCH_HAS_HOLES_MEMORYMODEL (not configurable)

configname: CONFIG_ARCH_HAS_HOLES_MEMORYMODEL

Linux Kernel Configuration
└─>Kernel Features
└─>ARCH_HAS_HOLES_MEMORYMODEL
In linux kernel since version 2.6.30 (release Date: 2009-06-09)