CONFIG_WAR_R4600_V2_HIT_CACHEOP is not available for thedefaultarchitecture x86.
Result is shown for architecture mips

CONFIG_WAR_R4600_V2_HIT_CACHEOP (not configurable)

configname: CONFIG_WAR_R4600_V2_HIT_CACHEOP

Linux Kernel Configuration
└─>Kernel type
└─>WAR_R4600_V2_HIT_CACHEOP
In linux kernel since version 5.1 (release Date: 2019-05-05)