L_PTE_RDONLY      121 arch/arm/include/asm/pgtable-2level.h #define L_PTE_RDONLY		(_AT(pteval_t, 1) << 7)
L_PTE_RDONLY       75 arch/arm/include/asm/pgtable-3level.h #define L_PTE_RDONLY		(_AT(pteval_t, 1) << 58)	/* READ ONLY */