DESCTYPE_S         21 arch/x86/kernel/smpcommon.c 			0x2 | DESCTYPE_S, 0x8);
DESCTYPE_S         25 arch/x86/kernel/smpcommon.c 			GDT_ENTRY_PERCPU, &gdt, DESCTYPE_S);
DESCTYPE_S        268 arch/x86/kernel/vsyscall_64.c 	write_gdt_entry(get_cpu_gdt_table(cpu), GDT_ENTRY_PER_CPU, &d, DESCTYPE_S);