GDT_ENTRY_BOOT_CS 70 arch/x86/boot/pm.c [GDT_ENTRY_BOOT_CS] = GDT_ENTRY(0xc09b, 0, 0xfffff), GDT_ENTRY_BOOT_CS 24 arch/x86/include/asm/segment.h #define __BOOT_CS (GDT_ENTRY_BOOT_CS*8)