CONFIG_CPU_HAS_PREFETCH is not available for thedefaultarchitecture x86.
Result is shown for architecture loongarch

CONFIG_CPU_HAS_PREFETCH (not configurable)

configname: CONFIG_CPU_HAS_PREFETCH

Linux Kernel Configuration
└─>Kernel type and options
└─>CPU_HAS_PREFETCH
In linux kernel since version 2.6.12