[dpdk-dev] [PATCH] vhost: fix batch enqueue only handle few packets

[Marvin Liu]

After enqueue function finished, packet index has been increased. Batch
enqueue function should retrieve mbuf structure pointed by that index.

Fixes: 0294211bb6dc ("vhost: optimize packed ring enqueue")

Signed-off-by: Marvin Liu <yong....@intel.com>
---
 lib/librte_vhost/virtio_net.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/librte_vhost/virtio_net.c b/lib/librte_vhost/virtio_net.c
index cde7498c7..f77944f5b 100644
--- a/lib/librte_vhost/virtio_net.c
+++ b/lib/librte_vhost/virtio_net.c
@@ -1155,7 +1155,8 @@ virtio_dev_rx_packed(struct virtio_net *dev,
                rte_prefetch0(&vq->desc_packed[vq->last_avail_idx]);
 
                if (remained >= PACKED_BATCH_SIZE) {
-                       if (!virtio_dev_rx_batch_packed(dev, vq, pkts)) {
+                       if (!virtio_dev_rx_batch_packed(dev, vq,
+                                                       &pkts[pkt_idx])) {
                                pkt_idx += PACKED_BATCH_SIZE;
                                remained -= PACKED_BATCH_SIZE;
                                continue;
-- 
2.17.1