meta-flow: New "subfield" data structure.

[sliver-openvswitch.git] / ofproto / ofproto-dpif.c

diff --git a/ofproto/ofproto-dpif.c b/ofproto/ofproto-dpif.c
index 344f9d4..a0c7b28 100644 (file)
--- a/ofproto/ofproto-dpif.c
+++ b/ofproto/ofproto-dpif.c
@@ -34,6 +34,7 @@
 #include "lacp.h"
 #include "learn.h"
 #include "mac-learning.h"
+#include "meta-flow.h"
 #include "multipath.h"
 #include "netdev.h"
 #include "netlink.h"
@@ -2424,7 +2425,7 @@ struct flow_miss_op {
  * OpenFlow controller as necessary according to their individual
  * configurations. */
 static void
-send_packet_in_miss(struct ofproto_dpif *ofproto, struct ofpbuf *packet,
+send_packet_in_miss(struct ofproto_dpif *ofproto, const struct ofpbuf *packet,
                     const struct flow *flow)
 {
     struct ofputil_packet_in pin;
@@ -2579,7 +2580,6 @@ handle_flow_miss(struct ofproto_dpif *ofproto, struct flow_miss *miss,
             continue;
         }
 
-        list_remove(&packet->list_node);
         if (flow->vlan_tci != subfacet->initial_tci) {
             /* This packet was received on a VLAN splinter port.  We added
              * a VLAN to the packet to make the packet resemble the flow,
@@ -2742,14 +2742,10 @@ handle_miss_upcalls(struct ofproto_dpif *ofproto, struct dpif_upcall *upcalls,
     /* Process each element in the to-do list, constructing the set of
      * operations to batch. */
     n_ops = 0;
-    HMAP_FOR_EACH_SAFE (miss, next_miss, hmap_node, &todo) {
+    HMAP_FOR_EACH (miss, hmap_node, &todo) {
         handle_flow_miss(ofproto, miss, flow_miss_ops, &n_ops);
-        ofpbuf_list_delete(&miss->packets);
-        hmap_remove(&todo, &miss->hmap_node);
-        free(miss);
     }
     assert(n_ops <= ARRAY_SIZE(flow_miss_ops));
-    hmap_destroy(&todo);
 
     /* Execute batch. */
     for (i = 0; i < n_ops; i++) {
@@ -2768,7 +2764,6 @@ handle_miss_upcalls(struct ofproto_dpif *ofproto, struct dpif_upcall *upcalls,
             if (op->subfacet->actions != execute->actions) {
                 free((struct nlattr *) execute->actions);
             }
-            ofpbuf_delete((struct ofpbuf *) execute->packet);
             break;
 
         case DPIF_OP_FLOW_PUT:
@@ -2778,6 +2773,12 @@ handle_miss_upcalls(struct ofproto_dpif *ofproto, struct dpif_upcall *upcalls,
             break;
         }
     }
+    HMAP_FOR_EACH_SAFE (miss, next_miss, hmap_node, &todo) {
+        ofpbuf_list_delete(&miss->packets);
+        hmap_remove(&todo, &miss->hmap_node);
+        free(miss);
+    }
+    hmap_destroy(&todo);
 }
 
 static void
@@ -4568,9 +4569,11 @@ static void
 xlate_output_reg_action(struct action_xlate_ctx *ctx,
                         const struct nx_action_output_reg *naor)
 {
+    struct mf_subfield src;
     uint64_t ofp_port;
 
-    ofp_port = nxm_read_field_bits(naor->src, naor->ofs_nbits, &ctx->flow);
+    nxm_decode(&src, naor->src, naor->ofs_nbits);
+    ofp_port = mf_get_subfield(&src, &ctx->flow);
 
     if (ofp_port <= UINT16_MAX) {
         xlate_output_action__(ctx, ofp_port, ntohs(naor->max_len));