diff --git a/meshmode/mesh/processing.py b/meshmode/mesh/processing.py
index 37e4ac264c28f509623465c1e967fc909c070113..f49ccfbeb9bde6b8a8082bdeb5ed1af88c7736f5 100644
--- a/meshmode/mesh/processing.py
+++ b/meshmode/mesh/processing.py
@@ -139,11 +139,21 @@ def partition_mesh(mesh, part_per_element, part_nr):
                     new_nodes[group_nr], unit_nodes=mesh_group.unit_nodes))
 
     from meshmode.mesh import Mesh
-    part_mesh = Mesh(new_vertices, new_mesh_groups)
+    part_mesh = Mesh(new_vertices, new_mesh_groups, facial_adjacency_groups=None)
 
     return (part_mesh, queried_elems)
 
 
+def set_rank_boundaries(part_mesh, mesh, part_to_global):
+    """
+    Looks through facial_adjacency_groups in part_mesh.
+    If a boundary is found, then it is possible that it
+    used to be connected to other faces from mesh.
+    If this is the case, then part_mesh will have special
+    boundary_tags where faces used to be connected.
+    """
+
+
 # {{{ orientations
 
 def find_volume_mesh_element_group_orientation(vertices, grp):