GDT_ENTRY_BOOT_DS 72 arch/x86/boot/pm.c [GDT_ENTRY_BOOT_DS] = GDT_ENTRY(0xc093, 0, 0xfffff), GDT_ENTRY_BOOT_DS 25 arch/x86/include/asm/segment.h #define __BOOT_DS (GDT_ENTRY_BOOT_DS*8)