--- memobj-r0drv-linux.c.original	2017-08-01 15:10:12.229198002 +0700
+++ memobj-r0drv-linux.c	2017-08-01 16:16:39.999727017 +0700
@@ -1062,11 +1062,11 @@
         /*
          * Get user pages.
          */
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 6, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 4, 0)
         if (R0Process == RTR0ProcHandleSelf())
             rc = get_user_pages(R3Ptr,                  /* Where from. */
                                 cPages,                 /* How many pages. */
-# if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 9, 0)
+# if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 4, 0)
                                 fWrite ? FOLL_WRITE |   /* Write to memory. */
                                          FOLL_FORCE     /* force write access. */
                                        : 0,             /* Write to memory. */
@@ -1086,7 +1086,7 @@
                                 pTask->mm,              /* Whose pages. */
                                 R3Ptr,                  /* Where from. */
                                 cPages,                 /* How many pages. */
-# if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 9, 0)
+# if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 4, 0)
                                 fWrite ? FOLL_WRITE |   /* Write to memory. */
                                          FOLL_FORCE     /* force write access. */
                                        : 0,             /* Write to memory. */
@@ -1096,11 +1096,11 @@
 # endif
                                 &pMemLnx->apPages[0],   /* Page array. */
                                 papVMAs                 /* vmas */
-# if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+# if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 4, 0)
                                 , NULL                  /* locked */
 # endif
                                 );
-#else /* LINUX_VERSION_CODE < KERNEL_VERSION(4, 6, 0) */
+#else /* LINUX_VERSION_CODE < KERNEL_VERSION(4, 4, 0) */
             rc = get_user_pages(pTask,                  /* Task for fault accounting. */
                                 pTask->mm,              /* Whose pages. */
                                 R3Ptr,                  /* Where from. */
@@ -1115,7 +1115,7 @@
 # endif
                                 &pMemLnx->apPages[0],   /* Page array. */
                                 papVMAs);               /* vmas */
-#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4, 6, 0) */
+#endif /* LINUX_VERSION_CODE < KERNEL_VERSION(4, 4, 0) */
         if (rc == cPages)
         {
             /*