nfs41: V2 initial support for CB_RECALL_ANY

For now the clients returns _all_ the delegations of the specificed type
it holds

Signed-off-by: Alexandros Batsakis <batsakis@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c
index 98dbc8f..f4758ec 100644
--- a/fs/nfs/delegation.c
+++ b/fs/nfs/delegation.c
@@ -411,7 +411,7 @@
 		nfs4_schedule_state_manager(clp);
 }
 
-static void nfs_expire_all_delegation_types(struct nfs_client *clp, fmode_t flags)
+void nfs_expire_all_delegation_types(struct nfs_client *clp, fmode_t flags)
 {
 	nfs_client_mark_return_all_delegation_types(clp, flags);
 	nfs_delegation_run_state_manager(clp);