_PAGE_CACHE_MODE_NUM  455 arch/x86/include/asm/pgtable_types.h extern uint16_t __cachemode2pte_tbl[_PAGE_CACHE_MODE_NUM];
_PAGE_CACHE_MODE_NUM   52 arch/x86/mm/init.c uint16_t __cachemode2pte_tbl[_PAGE_CACHE_MODE_NUM] = {