LDT_BASE_ADDR      53 arch/x86/include/asm/pgtable_32_types.h #define LDT_BASE_ADDR		\
LDT_BASE_ADDR     120 arch/x86/include/asm/pgtable_64_types.h #define LDT_BASE_ADDR		(LDT_PGD_ENTRY << PGDIR_SHIFT)