default or selected kernelversion does not have config value CONFIG_ARCH_WANT_HUGETLB_PAGE_OPTIMIZE_VMEMMAP.
Result is shown for kernelversion 6.9.9

CONFIG_ARCH_WANT_HUGETLB_PAGE_OPTIMIZE_VMEMMAP (not configurable)

configname: CONFIG_ARCH_WANT_HUGETLB_PAGE_OPTIMIZE_VMEMMAP

Linux Kernel Configuration
└─>File systems
└─>Pseudo filesystems
└─>ARCH_WANT_HUGETLB_PAGE_OPTIMIZE_VMEMMAP
In linux kernel since version 5.2 (release Date: 2019-07-07)