diff options
| author |   Steven <sluong@cisco.com> | 2018-09-18 12:34:59 -0700 |
|---|---|---|
| committer |   Damjan Marion <dmarion@me.com> | 2018-09-18 22:50:21 +0000 |
| commit | 33e6583e541ab411ff91dc6e991e1b852e39b520 (patch) | |
| tree | 85ce37466fad0f3045e5986d0be3046e7e43d595 /src/plugins/vmxnet3/input.c | |
| parent | 45e1cd92cadf15dd3ce84ff28feb8f70aff0a1e0 (diff) | |
vmxnet3: add support for "non-default" next node
Support feature arc
Support set interface next node
Enqueue packet to either ip4, ip6, or ethernet_input based on packet type
Change-Id: I11fb6bba98ee0bfa1d057474fc6cf3be48ef1c48
Signed-off-by: Steven <sluong@cisco.com>
Diffstat (limited to 'src/plugins/vmxnet3/input.c')
| -rw-r--r-- | src/plugins/vmxnet3/input.c | 55 |
1 files changed, 53 insertions, 2 deletions
diff --git a/src/plugins/vmxnet3/input.c b/src/plugins/vmxnet3/input.c index a5a5d2f43b8..0ae52ca07b8 100644 --- a/src/plugins/vmxnet3/input.c +++ b/src/plugins/vmxnet3/input.c @@ -88,6 +88,8 @@ vmxnet3_device_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node, vmxnet3_rx_comp_ring *comp_ring; u16 rid; vlib_buffer_t *prev_b0 = 0, *hb = 0; + u32 next_index = VNET_DEVICE_INPUT_NEXT_ETHERNET_INPUT; + u8 known_next = 0; rxq = vec_elt_at_index (vd->rxqs, qid); comp_ring = &rxq->rx_comp_ring; @@ -123,12 +125,14 @@ vmxnet3_device_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node, b0 = vlib_get_buffer (vm, bi[0]); vnet_buffer (b0)->sw_if_index[VLIB_RX] = vd->sw_if_index; vnet_buffer (b0)->sw_if_index[VLIB_TX] = (u32) ~ 0; + vnet_buffer (b0)->feature_arc_index = 0; b0->current_length = rx_comp->len & VMXNET3_RXCL_LEN_MASK; b0->current_data = 0; b0->total_length_not_including_first_buffer = 0; b0->next_buffer = 0; b0->flags = 0; b0->error = 0; + b0->current_config_index = 0; ASSERT (b0->current_length != 0); if (rx_comp->index & VMXNET3_RXCI_SOP) @@ -148,7 +152,6 @@ vmxnet3_device_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node, */ prev_b0 = 0; } - } else if (rx_comp->index & VMXNET3_RXCI_EOP) { @@ -190,7 +193,55 @@ vmxnet3_device_input_inline (vlib_main_t * vm, vlib_node_runtime_t * node, if (!prev_b0) { - next[0] = VNET_DEVICE_INPUT_NEXT_ETHERNET_INPUT; + ethernet_header_t *e = (ethernet_header_t *) hb->data; + + if (PREDICT_FALSE (vd->per_interface_next_index != ~0)) + { + next_index = vd->per_interface_next_index; + known_next = 1; + } + + if (PREDICT_FALSE + (vnet_device_input_have_features (vd->sw_if_index))) + { + vnet_feature_start_device_input_x1 (vd->sw_if_index, + &next_index, hb); + known_next = 1; + } + + if (PREDICT_FALSE (known_next)) + { + next[0] = next_index; + } + else + { + if (ethernet_frame_is_tagged (e->type)) + next[0] = VNET_DEVICE_INPUT_NEXT_ETHERNET_INPUT; + else + { + if (rx_comp->flags & VMXNET3_RXCF_IP4) + { + next[0] = VNET_DEVICE_INPUT_NEXT_IP4_NCS_INPUT; + hb->flags |= VNET_BUFFER_F_IS_IP4; + vlib_buffer_advance (hb, + device_input_next_node_advance + [next[0]]); + } + else if (rx_comp->flags & VMXNET3_RXCF_IP6) + { + next[0] = VNET_DEVICE_INPUT_NEXT_IP6_INPUT; + hb->flags |= VNET_BUFFER_F_IS_IP6; + vlib_buffer_advance (hb, + device_input_next_node_advance + [next[0]]); + } + else + { + next[0] = VNET_DEVICE_INPUT_NEXT_ETHERNET_INPUT; + } + } + } + n_rx_packets++; next++; hb = 0; |