pte_clr 321 arch/powerpc/include/asm/nohash/32/pgtable.h pte_t pte_clr = pte_mkyoung(pte_mkdirty(pte_mkwrite(pte_mkexec(__pte(~0))))); pte_clr 323 arch/powerpc/include/asm/nohash/32/pgtable.h unsigned long clr = ~pte_val(entry) & ~pte_val(pte_clr);