kernelconfig_penguin
CONFIG_ARM64_WORKAROUND_TSB_FLUSH_FAILURE is not available for the default architecture x86.
Result is shown for architecture arm64

CONFIG_ARM64_WORKAROUND_TSB_FLUSH_FAILURE (not configurable)

configname: CONFIG_ARM64_WORKAROUND_TSB_FLUSH_FAILURE

Linux Kernel Configuration
└─> Kernel Features
└─> ARM errata workarounds via the alternatives framework
└─> ARM64_WORKAROUND_TSB_FLUSH_FAILURE