--- a/kernel/nv-linux.h	2018-12-14 19:32:47.000000000 +1100
+++ b/kernel/nv-linux.h	2018-12-20 01:02:36.066123342 +1100
@@ -2083,45 +2083,27 @@
 
 /* get_user_pages
  *
- * The 8-argument version of get_user_pages was deprecated by commit 
- * (2016 Feb 12: cde70140fed8429acf7a14e2e2cbd3e329036653)for the non-remote case 
- * (calling get_user_pages with current and current->mm).
- *
- * Completely moved to the 6 argument version of get_user_pages -
- * 2016 Apr 4: c12d2da56d0e07d230968ee2305aaa86b93a6832
- *
- * write and force parameters were replaced with gup_flags by - 
- * 2016 Oct 12: 768ae309a96103ed02eb1e111e838c87854d8b51
- *
+ * hacked to work with 4.4.168
  */
 
-#if defined(NV_GET_USER_PAGES_HAS_TASK_STRUCT)
-    #define NV_GET_USER_PAGES(start, nr_pages, write, force, pages, vmas) \
-        get_user_pages(current, current->mm, start, nr_pages, write, force, pages, vmas)
-#else
-    #if defined(NV_GET_USER_PAGES_HAS_WRITE_AND_FORCE_ARGS)
-        #define NV_GET_USER_PAGES get_user_pages
-    #else
-        #include <linux/mm.h>
-
-        static inline long NV_GET_USER_PAGES(unsigned long start,
-                                             unsigned long nr_pages,
-                                             int write,
-                                             int force,
-                                             struct page **pages,
-                                             struct vm_area_struct **vmas)
-        {
-            unsigned int flags = 0;
-
-            if (write)
-                flags |= FOLL_WRITE;
-            if (force)
-                flags |= FOLL_FORCE;
-
-            return get_user_pages(start, nr_pages, flags, pages, vmas);
-        }
-    #endif
-#endif
+#include <linux/mm.h>
+
+static inline long NV_GET_USER_PAGES(unsigned long start,
+                                        unsigned long nr_pages,
+                                        int write,
+                                        int force,
+                                        struct page **pages,
+                                        struct vm_area_struct **vmas)
+{
+    unsigned int flags = 0;
+
+    if (write)
+        flags |= FOLL_WRITE;
+    if (force)
+        flags |= FOLL_FORCE;
+
+    return get_user_pages(current, current->mm, start, nr_pages, flags, pages, vmas);
+}
 
 /* get_user_pages_remote() was added by:
  *   2016 Feb 12: 1e9877902dc7e11d2be038371c6fbf2dfcd469d7