Index: /trunk/src/VBox/Additions/linux/drm/vbox_drv.c
===================================================================
--- /trunk/src/VBox/Additions/linux/drm/vbox_drv.c	(revision 68335)
+++ /trunk/src/VBox/Additions/linux/drm/vbox_drv.c	(revision 68336)
@@ -244,5 +244,5 @@
 }
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 8, 0)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 8, 0) && !defined(RHEL_74)
 static void vbox_master_drop(struct drm_device *dev,
 			     struct drm_file *file_priv, bool from_release)
Index: /trunk/src/VBox/Additions/linux/drm/vbox_ttm.c
===================================================================
--- /trunk/src/VBox/Additions/linux/drm/vbox_ttm.c	(revision 68335)
+++ /trunk/src/VBox/Additions/linux/drm/vbox_ttm.c	(revision 68336)
@@ -205,7 +205,7 @@
 	int r;
 
-#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 8, 0)
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 8, 0) && !defined(RHEL_74)
 	r = ttm_bo_move_memcpy(bo, evict, no_wait_gpu, new_mem);
-#elif LINUX_VERSION_CODE < KERNEL_VERSION(4, 9, 0)
+#elif LINUX_VERSION_CODE < KERNEL_VERSION(4, 9, 0) && !defined(RHEL_74)
 	r = ttm_bo_move_memcpy(bo, evict, interruptible, no_wait_gpu, new_mem);
 #else
@@ -260,5 +260,5 @@
 	.ttm_tt_unpopulate = vbox_ttm_tt_unpopulate,
 	.init_mem_type = vbox_bo_init_mem_type,
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 10, 0) || defined(RHEL_74)
 	.eviction_valuable = ttm_bo_eviction_valuable,
 #endif
@@ -271,5 +271,6 @@
 	.io_mem_pfn = ttm_bo_default_io_mem_pfn,
 #endif
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 7, 0) && LINUX_VERSION_CODE < KERNEL_VERSION(4, 11, 0)
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4, 7, 0) && LINUX_VERSION_CODE < KERNEL_VERSION(4, 11, 0)) \
+    || defined(RHEL_74)
 	.lru_tail = &ttm_bo_default_lru_tail,
 	.swap_lru_tail = &ttm_bo_default_swap_lru_tail,