PTE_EXT_AP0        74 arch/arm/include/asm/pgtable-2level-hwdef.h #define PTE_EXT_AP_UNO_SRW	(PTE_EXT_AP0)
PTE_EXT_AP0        76 arch/arm/include/asm/pgtable-2level-hwdef.h #define PTE_EXT_AP_URW_SRW	(PTE_EXT_AP1|PTE_EXT_AP0)