diff --git a/[refs] b/[refs]
index 0ee1b8acf82b..0c432fd40653 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 77e1dd654bc24182a7ad34f415abd488ae7af6eb
+refs/heads/master: 8afd2af88921c2cb1c9540cecd0714da7ae4fcd0
diff --git a/trunk/include/asm-x86_64/segment.h b/trunk/include/asm-x86_64/segment.h
index adf2bf1e187c..04b8ab21328f 100644
--- a/trunk/include/asm-x86_64/segment.h
+++ b/trunk/include/asm-x86_64/segment.h
@@ -3,6 +3,14 @@
 
 #include <asm/cache.h>
 
+/* Simple and small GDT entries for booting only */
+
+#define GDT_ENTRY_BOOT_CS		2
+#define __BOOT_CS	(GDT_ENTRY_BOOT_CS * 8)
+
+#define GDT_ENTRY_BOOT_DS		(GDT_ENTRY_BOOT_CS + 1)
+#define __BOOT_DS	(GDT_ENTRY_BOOT_DS * 8)
+
 #define __KERNEL_CS	0x10
 #define __KERNEL_DS	0x18