From: Tiwei Bie Date: Tue, 22 Jan 2019 17:01:43 +0000 (+0800) Subject: net/virtio-user: fix used ring in cvq handling X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=0403e37a468df59707ed938cca4a507276a0befb;p=dpdk.git net/virtio-user: fix used ring in cvq handling When updating used ring, the id in used element should be the index of the first desc in the desc chain. Fixes: f9b9d1a55775 ("net/virtio-user: add multiple queues in device emulation") Cc: stable@dpdk.org Signed-off-by: Tiwei Bie Reviewed-by: Maxime Coquelin --- diff --git a/drivers/net/virtio/virtio_user/virtio_user_dev.c b/drivers/net/virtio/virtio_user/virtio_user_dev.c index 89d287a740..d1157378d4 100644 --- a/drivers/net/virtio/virtio_user/virtio_user_dev.c +++ b/drivers/net/virtio/virtio_user/virtio_user_dev.c @@ -722,7 +722,7 @@ virtio_user_handle_cq(struct virtio_user_dev *dev, uint16_t queue_idx) /* Update used ring */ uep = &vring->used->ring[avail_idx]; - uep->id = avail_idx; + uep->id = desc_idx; uep->len = n_descs; vring->used->idx++;