fib: midchain adjacency optimisations

[vpp.git] / src / vnet / ip / ip6_forward.c

diff --git a/src/vnet/ip/ip6_forward.c b/src/vnet/ip/ip6_forward.c
index 0a45535..1d6c1b7 100644 (file)
--- a/src/vnet/ip/ip6_forward.c
+++ b/src/vnet/ip/ip6_forward.c
@@ -1893,8 +1893,9 @@ ip6_rewrite_inline_with_gso (vlib_main_t * vm,
 
              if (PREDICT_FALSE
                  (adj0[0].rewrite_header.flags & VNET_REWRITE_HAS_FEATURES))
-               vnet_feature_arc_start (lm->output_feature_arc_index,
-                                       tx_sw_if_index0, &next0, p0);
+               vnet_feature_arc_start_w_cfg_index
+                 (lm->output_feature_arc_index, tx_sw_if_index0, &next0, p0,
+                  adj0->ia_cfg_index);
            }
          else
            {
@@ -1911,8 +1912,9 @@ ip6_rewrite_inline_with_gso (vlib_main_t * vm,
 
              if (PREDICT_FALSE
                  (adj1[0].rewrite_header.flags & VNET_REWRITE_HAS_FEATURES))
-               vnet_feature_arc_start (lm->output_feature_arc_index,
-                                       tx_sw_if_index1, &next1, p1);
+               vnet_feature_arc_start_w_cfg_index
+                 (lm->output_feature_arc_index, tx_sw_if_index1, &next1, p1,
+                  adj1->ia_cfg_index);
            }
          else
            {
@@ -1929,11 +1931,15 @@ ip6_rewrite_inline_with_gso (vlib_main_t * vm,
              vnet_calc_checksums_inline (vm, p1, 0 /* is_ip4 */ ,
                                          1 /* is_ip6 */ ,
                                          0 /* with gso */ );
-           }
 
-         /* Guess we are only writing on simple Ethernet header. */
-         vnet_rewrite_two_headers (adj0[0], adj1[0],
-                                   ip0, ip1, sizeof (ethernet_header_t));
+             /* Guess we are only writing on ipv6 header. */
+             vnet_rewrite_two_headers (adj0[0], adj1[0],
+                                       ip0, ip1, sizeof (ip6_header_t));
+           }
+         else
+           /* Guess we are only writing on simple Ethernet header. */
+           vnet_rewrite_two_headers (adj0[0], adj1[0],
+                                     ip0, ip1, sizeof (ethernet_header_t));
 
          if (is_midchain)
            {
@@ -2022,10 +2028,14 @@ ip6_rewrite_inline_with_gso (vlib_main_t * vm,
              vnet_calc_checksums_inline (vm, p0, 0 /* is_ip4 */ ,
                                          1 /* is_ip6 */ ,
                                          0 /* with gso */ );
-           }
 
-         /* Guess we are only writing on simple Ethernet header. */
-         vnet_rewrite_one_header (adj0[0], ip0, sizeof (ethernet_header_t));
+             /* Guess we are only writing on ip6 header. */
+             vnet_rewrite_one_header (adj0[0], ip0, sizeof (ip6_header_t));
+           }
+         else
+           /* Guess we are only writing on simple Ethernet header. */
+           vnet_rewrite_one_header (adj0[0], ip0,
+                                    sizeof (ethernet_header_t));
 
          /* Update packet buffer attributes/set output interface. */
          rw_len0 = adj0[0].rewrite_header.data_bytes;
@@ -2065,8 +2075,9 @@ ip6_rewrite_inline_with_gso (vlib_main_t * vm,
 
              if (PREDICT_FALSE
                  (adj0[0].rewrite_header.flags & VNET_REWRITE_HAS_FEATURES))
-               vnet_feature_arc_start (lm->output_feature_arc_index,
-                                       tx_sw_if_index0, &next0, p0);
+               vnet_feature_arc_start_w_cfg_index
+                 (lm->output_feature_arc_index, tx_sw_if_index0, &next0, p0,
+                  adj0->ia_cfg_index);
            }
          else
            {