diff --git a/include/linux/sched.h b/include/linux/sched.h
index b5ef92a..a72e171 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1240,6 +1240,7 @@
 #ifndef __HAVE_THREAD_FUNCTIONS
 
 #define task_thread_info(task) (task)->thread_info
+#define task_stack_page(task) ((void*)((task)->thread_info))
 
 static inline void setup_thread_stack(struct task_struct *p, struct task_struct *org)
 {