CONFIG_PPC_RADIX_MMU_DEFAULT  797 arch/powerpc/kernel/prom_init.c 	prom_radix_disable = !IS_ENABLED(CONFIG_PPC_RADIX_MMU_DEFAULT);
CONFIG_PPC_RADIX_MMU_DEFAULT  338 arch/powerpc/mm/init_64.c static bool disable_radix = !IS_ENABLED(CONFIG_PPC_RADIX_MMU_DEFAULT);