ipsec: Revert "IPSEC: remove byte swap operations in DP during SPD classify"

[vpp.git] / src / vnet / ipsec / ipsec_output.c

diff --git a/src/vnet/ipsec/ipsec_output.c b/src/vnet/ipsec/ipsec_output.c
index a255376..2ba965a 100644 (file)
--- a/src/vnet/ipsec/ipsec_output.c
+++ b/src/vnet/ipsec/ipsec_output.c
@@ -194,8 +194,8 @@ ipsec_output_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
 
   while (n_left_from > 0)
     {
-      u32 bi0, pi0;
-      vlib_buffer_t *b0;
+      u32 bi0, pi0, bi1;
+      vlib_buffer_t *b0, *b1;
       ipsec_policy_t *p0;
       ip4_header_t *ip0;
       ip6_header_t *ip6_0 = 0;
@@ -206,6 +206,13 @@ ipsec_output_inline (vlib_main_t * vm, vlib_node_runtime_t * node,
 
       bi0 = from[0];
       b0 = vlib_get_buffer (vm, bi0);
+      if (n_left_from > 1)
+       {
+         bi1 = from[1];
+         b1 = vlib_get_buffer (vm, bi1);
+         CLIB_PREFETCH (b1, CLIB_CACHE_LINE_BYTES * 2, STORE);
+         vlib_prefetch_buffer_data (b1, LOAD);
+       }
       sw_if_index0 = vnet_buffer (b0)->sw_if_index[VLIB_TX];
       iph_offset = vnet_buffer (b0)->ip.save_rewrite_length;
       ip0 = (ip4_header_t *) ((u8 *) vlib_buffer_get_current (b0)
@@ -473,7 +480,6 @@ static uword
 ipsec_output_node_fn (vlib_main_t * vm,
                      vlib_node_runtime_t * node, vlib_frame_t * frame)
 {
-  clib_warning ("IPSec disabled");
   return 0;
 }