tap: add gro support
Type: feature
Change-Id: I5868dd267aa26aa97aec5fd70e70c5956ac52277
Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>
diff --git a/src/vnet/devices/virtio/node.c b/src/vnet/devices/virtio/node.c
index 63e40da..a27131a 100644
--- a/src/vnet/devices/virtio/node.c
+++ b/src/vnet/devices/virtio/node.c
@@ -28,6 +28,7 @@
#include <vnet/ethernet/ethernet.h>
#include <vnet/devices/devices.h>
#include <vnet/feature/feature.h>
+#include <vnet/gso/gro_func.h>
#include <vnet/ip/ip4_packet.h>
#include <vnet/ip/ip6_packet.h>
#include <vnet/udp/udp_packet.h>
@@ -267,6 +268,8 @@
u32 thread_index = vm->thread_index;
uword n_trace = vlib_get_trace_count (vm, node);
virtio_vring_t *vring = vec_elt_at_index (vif->rxq_vrings, qid);
+ u16 txq_id = thread_index % vif->num_txqs;
+ virtio_vring_t *txq_vring = vec_elt_at_index (vif->txq_vrings, txq_id);
u32 next_index = VNET_DEVICE_INPUT_NEXT_ETHERNET_INPUT;
const int hdr_sz = vif->virtio_net_hdr_sz;
u32 *to_next = 0;
@@ -276,6 +279,12 @@
u16 last = vring->last_used_idx;
u16 n_left = vring->used->idx - last;
+ if (vif->packet_coalesce)
+ {
+ vnet_gro_flow_table_schedule_node_on_dispatcher (vm,
+ txq_vring->flow_table);
+ }
+
if ((vring->used->flags & VIRTIO_RING_FLAG_MASK_INT) == 0 &&
vring->last_kick_avail_idx != vring->avail->idx)
virtio_kick (vm, vring, vif);