PTE_FILE_BITS1     76 arch/x86/include/asm/pgtable-2level.h #define PTE_FILE_MASK1		((1U << PTE_FILE_BITS1) - 1)
PTE_FILE_BITS1     79 arch/x86/include/asm/pgtable-2level.h #define PTE_FILE_LSHIFT2	(PTE_FILE_BITS1)
PTE_FILE_BITS1     80 arch/x86/include/asm/pgtable-2level.h #define PTE_FILE_LSHIFT3	(PTE_FILE_BITS1 + PTE_FILE_BITS2)