recirculation: Map recirc_id to ofproto_dpif.

[cascardo/ovs.git] / ofproto / ofproto-dpif.h

diff --git a/ofproto/ofproto-dpif.h b/ofproto/ofproto-dpif.h
index 6f77b1a..cee4723 100644 (file)
--- a/ofproto/ofproto-dpif.h
+++ b/ofproto/ofproto-dpif.h
@@ -226,8 +226,20 @@ struct ofport_dpif *odp_port_to_ofport(const struct dpif_backer *, odp_port_t);
  * Post recirculation data path flows are managed like other data path flows.
  * They are created on demand. Miss handling, stats collection and revalidation
  * work the same way as regular flows.
+ *
+ * If the bridge which originates the recirculation is different from the bridge
+ * that receives the post recirculation packet (e.g. when patch port is used),
+ * the packet will be processed directly by the recirculation bridge with
+ * in_port set to OFPP_NONE.  Admittedly, doing this limits the recirculation
+ * bridge from matching on in_port of post recirculation packets, and will be
+ * fixed in the near future.
+ *
+ * TODO: Always restore the correct in_port.
+ *
  */
 
+struct ofproto_dpif *ofproto_dpif_recirc_get_ofproto(const struct dpif_backer *ofproto,
+                                                     uint32_t recirc_id);
 uint32_t ofproto_dpif_alloc_recirc_id(struct ofproto_dpif *ofproto);
 void ofproto_dpif_free_recirc_id(struct ofproto_dpif *ofproto, uint32_t recirc_id);
 int ofproto_dpif_add_internal_flow(struct ofproto_dpif *,