CONFIG_BFIN_L2_WRITETHROUGH is not available for thedefaultarchitecture x86.
Result is shown for architecture blackfin
default or selected kernelversion does not have config value CONFIG_BFIN_L2_WRITETHROUGH.
Result is shown for kernelversion 6.7-rc3
Write through
configname: CONFIG_BFIN_L2_WRITETHROUGH
L2 SRAM DCACHE policy
└─>Write through