PGD_ALLOWED_BITS  283 arch/x86/include/asm/pgtable_types.h #define PGD_ALLOWED_BITS	(PGD_PAE_PHYS_MASK | _PAGE_PRESENT | \
PGD_ALLOWED_BITS  289 arch/x86/include/asm/pgtable_types.h #define PGD_ALLOWED_BITS	(~0ULL)