L_PTE_NONE        125 arch/arm/include/asm/pgtable-2level.h #define L_PTE_NONE		(_AT(pteval_t, 1) << 11)
L_PTE_NONE         74 arch/arm/include/asm/pgtable-3level.h #define L_PTE_NONE		(_AT(pteval_t, 1) << 57)	/* PROT_NONE */