diff -r abbe3df33774 linux-2.6-xen-sparse/arch/xen/kernel/gnttab.c
--- a/linux-2.6-xen-sparse/arch/xen/kernel/gnttab.c	Tue Nov  8 17:39:58 2005
+++ b/linux-2.6-xen-sparse/arch/xen/kernel/gnttab.c	Tue Nov  8 22:50:32 2005
@@ -43,6 +43,7 @@
 EXPORT_SYMBOL(gnttab_free_grant_reference);
 EXPORT_SYMBOL(gnttab_claim_grant_reference);
 EXPORT_SYMBOL(gnttab_release_grant_reference);
+EXPORT_SYMBOL(gnttab_request_free_callback);
 EXPORT_SYMBOL(gnttab_grant_foreign_access_ref);
 EXPORT_SYMBOL(gnttab_grant_foreign_transfer_ref);