Index: kfreebsd-kernel-headers/sys/sys/bus_dma.h
===================================================================
--- kfreebsd-kernel-headers.orig/sys/sys/bus_dma.h
+++ kfreebsd-kernel-headers/sys/sys/bus_dma.h
@@ -111,6 +111,7 @@ struct mbuf;
 struct memdesc;
 struct pmap;
 struct uio;
+struct vm_page;
 
 /*
  * Operations performed by bus_dmamap_sync().
