diff options
| author |   Neale Ranns <nranns@wasa-ucs-11.cisco.com> | 2017-03-15 12:34:25 -0400 |
|---|---|---|
| committer |   Damjan Marion <dmarion.lists@gmail.com> | 2017-03-17 11:35:39 +0000 |
| commit | b069a6910aa2b95316ccdb5d9e5b95143b9dc7c0 (patch) | |
| tree | 0fb3292c39de54a2d66778272fe197b319286f96 /src/vnet/ip/ip6_forward.c | |
| parent | b85e43965ec9e23c4ae14b62f4bbfe839f75c427 (diff) | |
Cache a 'has-features' flag on the adjacency for faster access. Reclaim the node_index memeber from the rewrite for space - this is only used for formtting
before:
ip4-rewrite * * * * 2.66e1 256.00
after:
ip4-rewrite * * * * 2.40e1 256.00
Change-Id: Ic397150727cad38811564777419ad6bd26b8a3a6
Signed-off-by: Neale Ranns <nranns@wasa-ucs-11.cisco.com>
Diffstat (limited to 'src/vnet/ip/ip6_forward.c')
| -rw-r--r-- | src/vnet/ip/ip6_forward.c | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/src/vnet/ip/ip6_forward.c b/src/vnet/ip/ip6_forward.c index b80c757a6d3..0b8691bf3dd 100644 --- a/src/vnet/ip/ip6_forward.c +++ b/src/vnet/ip/ip6_forward.c @@ -961,7 +961,6 @@ format_ip6_rewrite_trace (u8 * s, va_list * args) CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *); CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *); ip6_forward_next_trace_t *t = va_arg (*args, ip6_forward_next_trace_t *); - vnet_main_t *vnm = vnet_get_main (); uword indent = format_get_indent (s); s = format (s, "tx_sw_if_index %d adj-idx %d : %U flow hash: 0x%08x", @@ -970,7 +969,7 @@ format_ip6_rewrite_trace (u8 * s, va_list * args) s = format (s, "\n%U%U", format_white_space, indent, format_ip_adjacency_packet_data, - vnm, t->adj_index, t->packet_data, sizeof (t->packet_data)); + t->adj_index, t->packet_data, sizeof (t->packet_data)); return s; } @@ -2054,8 +2053,10 @@ ip6_rewrite_inline (vlib_main_t * vm, vnet_buffer (p0)->sw_if_index[VLIB_TX] = tx_sw_if_index0; next0 = adj0[0].rewrite_header.next_index; - vnet_feature_arc_start (lm->output_feature_arc_index, - tx_sw_if_index0, &next0, p0); + 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); } if (PREDICT_TRUE (error1 == IP6_ERROR_NONE)) { @@ -2066,8 +2067,10 @@ ip6_rewrite_inline (vlib_main_t * vm, vnet_buffer (p1)->sw_if_index[VLIB_TX] = tx_sw_if_index1; next1 = adj1[0].rewrite_header.next_index; - vnet_feature_arc_start (lm->output_feature_arc_index, - tx_sw_if_index1, &next1, p1); + 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); } /* Guess we are only writing on simple Ethernet header. */ @@ -2182,8 +2185,10 @@ ip6_rewrite_inline (vlib_main_t * vm, vnet_buffer (p0)->sw_if_index[VLIB_TX] = tx_sw_if_index0; next0 = adj0[0].rewrite_header.next_index; - vnet_feature_arc_start (lm->output_feature_arc_index, - tx_sw_if_index0, &next0, p0); + 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); } if (is_midchain) |