[dpdk-dev] [PATCH v1] vhost: fix async inflight packet counter

[Patrick Fu]

Async inflight packet counter should take failed packets into account.
Failed packets will be deducted in the error handling logic.

Fixes: 6b3c81db8bb7 ("vhost: simplify async copy completion")
Fixes: cd6760da1076 ("vhost: introduce async enqueue for split ring")

Signed-off-by: Patrick Fu <patrick...@intel.com>
---
 lib/librte_vhost/virtio_net.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/librte_vhost/virtio_net.c b/lib/librte_vhost/virtio_net.c
index 10dec5e54..6c5128665 100644
--- a/lib/librte_vhost/virtio_net.c
+++ b/lib/librte_vhost/virtio_net.c
@@ -1567,7 +1567,7 @@ virtio_dev_rx_async_submit_split(struct virtio_net *dev,
                        src_it = it_pool;
                        dst_it = it_pool + 1;
                        segs_await = 0;
-                       vq->async_pkts_inflight_n += n_pkts;
+                       vq->async_pkts_inflight_n += pkt_burst_idx;
 
                        if (unlikely(n_pkts < (int)pkt_burst_idx)) {
                                /*
@@ -1587,7 +1587,7 @@ virtio_dev_rx_async_submit_split(struct virtio_net *dev,
        if (pkt_burst_idx) {
                n_pkts = vq->async_ops.transfer_data(dev->vid,
                                queue_id, tdes, 0, pkt_burst_idx);
-               vq->async_pkts_inflight_n += n_pkts;
+               vq->async_pkts_inflight_n += pkt_burst_idx;
 
                if (unlikely(n_pkts < (int)pkt_burst_idx))
                        pkt_err = pkt_burst_idx - n_pkts;
-- 
2.18.4