diff --git a/sys/amd64/include/md_var.h b/sys/amd64/include/md_var.h
--- a/sys/amd64/include/md_var.h
+++ b/sys/amd64/include/md_var.h
@@ -58,6 +58,7 @@
 extern bool efi_boot;
 
 struct	__mcontext;
+struct	pcpu;
 struct	savefpu;
 struct	sysentvec;
 
diff --git a/sys/amd64/vmm/vmm_host.h b/sys/amd64/vmm/vmm_host.h
--- a/sys/amd64/vmm/vmm_host.h
+++ b/sys/amd64/vmm/vmm_host.h
@@ -29,6 +29,8 @@
 #ifndef	_VMM_HOST_H_
 #define	_VMM_HOST_H_
 
+#include <sys/pcpu.h>
+
 #ifndef	_KERNEL
 #error "no user-serviceable parts inside"
 #endif