default or selected kernelversion does not have config value CONFIG_ARCH_HAS_UNCACHED_SEGMENT.
Result is shown for kernelversion 6.9.8

CONFIG_ARCH_HAS_UNCACHED_SEGMENT (not configurable)

configname: CONFIG_ARCH_HAS_UNCACHED_SEGMENT

Linux Kernel Configuration
└─>General architecture-dependent options
└─>ARCH_HAS_UNCACHED_SEGMENT
In linux kernel since version 5.3 (release Date: 2019-09-15)