Properly propagate oinfo flags from lov to osc for statfs

Branch b1_8_gate
b=16006
i=shadow
i=johann

lustre/lov/lov_request.c

@@ -1641,6 +1641,7 @@ int lov_prep_statfs_set(struct obd_device *obd, struct obd_info *oinfo,
 
                 req->rq_idx = i;
                 req->rq_oi.oi_cb_up = cb_statfs_update;
+                req->rq_oi.oi_flags = oinfo->oi_flags;
                 req->rq_rqset = set;
 
                 lov_set_add_req(req, set);