--- zzzz-none-000/linux-4.4.60/arch/arm/mm/proc-macros.S	2017-04-08 07:53:53.000000000 +0000
+++ dragonfly-4020-701/linux-4.4.60/arch/arm/mm/proc-macros.S	2018-11-08 13:36:17.000000000 +0000
@@ -309,6 +309,8 @@
 	.long	\name\()_flush_kern_dcache_area
 	.long	\name\()_dma_map_area
 	.long	\name\()_dma_unmap_area
+	.long   \name\()_dma_inv_range
+	.long   \name\()_dma_clean_range
 	.long	\name\()_dma_flush_range
 	.size	\name\()_cache_fns, . - \name\()_cache_fns
 .endm