diff options
| -rw-r--r-- | vnet/vnet/unix/tuntap.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/vnet/vnet/unix/tuntap.c b/vnet/vnet/unix/tuntap.c index aefefc36d1a..83e7ec4f590 100644 --- a/vnet/vnet/unix/tuntap.c +++ b/vnet/vnet/unix/tuntap.c @@ -232,6 +232,7 @@ tuntap_rx (vlib_main_t * vm, #else dpdk_main_t * dm = &dpdk_main; u32 free_list_index = dm->vlib_buffer_free_list_index; + struct rte_mbuf *first_mb = NULL, *prev_mb = NULL; #endif /** Make sure we have some RX buffers. */ @@ -288,6 +289,15 @@ tuntap_rx (vlib_main_t * vm, b = vlib_get_buffer (vm, tm->rx_buffers[i_rx]); #if DPDK == 1 mb = rte_mbuf_from_vlib_buffer(b); + + if (first_mb == NULL) + first_mb = mb; + + if (prev_mb != NULL) + { + prev_mb->next = mb; + first_mb->nb_segs++; + } #endif b->flags = 0; b->current_data = 0; @@ -296,12 +306,13 @@ tuntap_rx (vlib_main_t * vm, n_bytes_left -= buffer_size; #if DPDK == 1 rte_pktmbuf_data_len (mb) = b->current_length; + mb->data_off = RTE_PKTMBUF_HEADROOM + b->current_data; #endif if (n_bytes_left <= 0) { #if DPDK == 1 - rte_pktmbuf_pkt_len (mb) = n_bytes_in_packet; + rte_pktmbuf_pkt_len (first_mb) = n_bytes_in_packet; #endif break; } @@ -310,9 +321,7 @@ tuntap_rx (vlib_main_t * vm, b->flags |= VLIB_BUFFER_NEXT_PRESENT; b->next_buffer = tm->rx_buffers[i_rx]; #if DPDK == 1 - ASSERT(0); - // ((struct rte_pktmbuf *)(b->mb))->next = - // vlib_get_buffer (vm, tm->rx_buffers[i_rx])->mb; + prev_mb = mb; #endif } |