- b0 = vlib_get_buffer (vm, po[4].first_buffer_vec_index);
- b1 = vlib_get_buffer (vm, po[5].first_buffer_vec_index);
- b2 = vlib_get_buffer (vm, po[6].first_buffer_vec_index);
- b3 = vlib_get_buffer (vm, po[7].first_buffer_vec_index);
- vlib_prefetch_buffer_header (b0, STORE);
- vlib_prefetch_buffer_header (b1, STORE);
- vlib_prefetch_buffer_header (b2, STORE);
- vlib_prefetch_buffer_header (b3, STORE);
-
- /* enqueue buffer */
- u32 fbvi0 = po[0].first_buffer_vec_index;
- u32 fbvi1 = po[1].first_buffer_vec_index;
- u32 fbvi2 = po[2].first_buffer_vec_index;
- u32 fbvi3 = po[3].first_buffer_vec_index;
- to_next[0] = bi0 = ptd->buffers[fbvi0];
- to_next[1] = bi1 = ptd->buffers[fbvi1];
- to_next[2] = bi2 = ptd->buffers[fbvi2];
- to_next[3] = bi3 = ptd->buffers[fbvi3];
- to_next += 4;
- n_left_to_next -= 4;
-
- b0 = vlib_get_buffer (vm, bi0);
- b1 = vlib_get_buffer (vm, bi1);
- b2 = vlib_get_buffer (vm, bi2);
- b3 = vlib_get_buffer (vm, bi3);
-
- clib_memcpy64_x4 (b0, b1, b2, b3, bt);
-
- b0->current_length = po[0].packet_len;
- b1->current_length = po[1].packet_len;
- b2->current_length = po[2].packet_len;
- b3->current_length = po[3].packet_len;
-
- memif_add_to_chain (vm, b0, ptd->buffers + fbvi0 + 1, buffer_size);
- memif_add_to_chain (vm, b1, ptd->buffers + fbvi1 + 1, buffer_size);
- memif_add_to_chain (vm, b2, ptd->buffers + fbvi2 + 1, buffer_size);
- memif_add_to_chain (vm, b3, ptd->buffers + fbvi3 + 1, buffer_size);
-
- if (mode == MEMIF_INTERFACE_MODE_IP)
- {
- next0 = memif_next_from_ip_hdr (node, b0);
- next1 = memif_next_from_ip_hdr (node, b1);
- next2 = memif_next_from_ip_hdr (node, b2);
- next3 = memif_next_from_ip_hdr (node, b3);
- }
- else if (mode == MEMIF_INTERFACE_MODE_ETHERNET)
- {
- if (PREDICT_FALSE (mif->per_interface_next_index != ~0))
- {
- next0 = mif->per_interface_next_index;
- next1 = mif->per_interface_next_index;
- next2 = mif->per_interface_next_index;
- next3 = mif->per_interface_next_index;
- }
- else
- {
- next0 = next1 = next2 = next3 = next_index;
- /* redirect if feature path enabled */
- vnet_feature_start_device_input_x1 (mif->sw_if_index,
- &next0, b0);
- vnet_feature_start_device_input_x1 (mif->sw_if_index,
- &next1, b1);
- vnet_feature_start_device_input_x1 (mif->sw_if_index,
- &next2, b2);
- vnet_feature_start_device_input_x1 (mif->sw_if_index,
- &next3, b3);
- }
- }
-
- /* trace */
- if (PREDICT_FALSE (n_trace > 0))
- {
- memif_trace_buffer (vm, node, mif, b0, next0, qid, &n_trace);
- if (PREDICT_FALSE (n_trace > 0))
- memif_trace_buffer (vm, node, mif, b1, next1, qid, &n_trace);
- if (PREDICT_FALSE (n_trace > 0))
- memif_trace_buffer (vm, node, mif, b2, next2, qid, &n_trace);
- if (PREDICT_FALSE (n_trace > 0))
- memif_trace_buffer (vm, node, mif, b3, next3, qid, &n_trace);
- }
-
- /* enqueue */
- vlib_validate_buffer_enqueue_x4 (vm, node, next_index, to_next,
- n_left_to_next, bi0, bi1, bi2, bi3,
- next0, next1, next2, next3);
-
- /* next */
- n_from -= 4;
- po += 4;