Index: kernel/arch/amd64/include/types.h
===================================================================
--- kernel/arch/amd64/include/types.h	(revision bd1deed7b64271415d7ecf3951bd917d8093536f)
+++ kernel/arch/amd64/include/types.h	(revision 7e5897971c2ec9ea1f833d1f148bc179a7abf5a7)
@@ -63,4 +63,5 @@
 
 typedef uint8_t bool;
+typedef uint64_t thread_id_t;
 typedef uint64_t task_id_t;
 typedef uint32_t context_id_t;