D47485.1789378304.diff
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	diff --git a/sys/arm/include/vm.h b/sys/arm/include/vm.h
	--- a/sys/arm/include/vm.h
	+++ b/sys/arm/include/vm.h
	@@ -36,7 +36,7 @@
	#define VM_MEMATTR_WRITE_THROUGH ((vm_memattr_t)4)

	#define VM_MEMATTR_DEFAULT VM_MEMATTR_WB_WA
	-#define VM_MEMATTR_UNCACHEABLE VM_MEMATTR_SO /* misused by DMA */
	+#define VM_MEMATTR_UNCACHEABLE VM_MEMATTR_NOCACHE /* used by BUSDMA */
	#ifdef _KERNEL
	/* Don't export aliased VM_MEMATTR to userland */
	#define VM_MEMATTR_WRITE_COMBINING VM_MEMATTR_WRITE_THROUGH /* for DRM */