diff options
Diffstat (limited to 'drivers/net/virtio/virtio_rxtx.c')
| -rw-r--r-- | drivers/net/virtio/virtio_rxtx.c | 35 |
1 files changed, 25 insertions, 10 deletions
diff --git a/drivers/net/virtio/virtio_rxtx.c b/drivers/net/virtio/virtio_rxtx.c index a27208e3..724517e2 100644 --- a/drivers/net/virtio/virtio_rxtx.c +++ b/drivers/net/virtio/virtio_rxtx.c @@ -193,7 +193,8 @@ virtqueue_enqueue_recv_refill(struct virtqueue *vq, struct rte_mbuf *cookie) start_dp = vq->vq_ring.desc; start_dp[idx].addr = - MBUF_DATA_DMA_ADDR(cookie, vq->offset) - hw->vtnet_hdr_size; + VIRTIO_MBUF_ADDR(cookie, vq) + + RTE_PKTMBUF_HEADROOM - hw->vtnet_hdr_size; start_dp[idx].len = cookie->buf_len - RTE_PKTMBUF_HEADROOM + hw->vtnet_hdr_size; start_dp[idx].flags = VRING_DESC_F_WRITE; @@ -265,7 +266,7 @@ virtqueue_enqueue_xmit(struct virtnet_tx *txvq, struct rte_mbuf *cookie, } do { - start_dp[idx].addr = MBUF_DATA_DMA_ADDR(cookie, vq->offset); + start_dp[idx].addr = VIRTIO_MBUF_DATA_DMA_ADDR(cookie, vq); start_dp[idx].len = cookie->data_len; start_dp[idx].flags = cookie->next ? VRING_DESC_F_NEXT : 0; idx = start_dp[idx].next; @@ -467,13 +468,19 @@ void virtio_dev_rx_queue_release(void *rxq) { struct virtnet_rx *rxvq = rxq; - struct virtqueue *vq = rxvq->vq; - /* rxvq is freed when vq is freed, and as mz should be freed after the + struct virtqueue *vq; + const struct rte_memzone *mz; + + if (rxvq == NULL) + return; + + /* + * rxvq is freed when vq is freed, and as mz should be freed after the * del_queue, so we reserve the mz pointer first. */ - const struct rte_memzone *mz = rxvq->mz; + vq = rxvq->vq; + mz = rxvq->mz; - /* no need to free rxq as vq and rxq are allocated together */ virtio_dev_queue_release(vq); rte_memzone_free(mz); } @@ -553,12 +560,20 @@ void virtio_dev_tx_queue_release(void *txq) { struct virtnet_tx *txvq = txq; - struct virtqueue *vq = txvq->vq; - /* txvq is freed when vq is freed, and as mz should be freed after the + struct virtqueue *vq; + const struct rte_memzone *mz; + const struct rte_memzone *hdr_mz; + + if (txvq == NULL) + return; + + /* + * txvq is freed when vq is freed, and as mz should be freed after the * del_queue, so we reserve the mz pointer first. */ - const struct rte_memzone *hdr_mz = txvq->virtio_net_hdr_mz; - const struct rte_memzone *mz = txvq->mz; + vq = txvq->vq; + mz = txvq->mz; + hdr_mz = txvq->virtio_net_hdr_mz; virtio_dev_queue_release(vq); rte_memzone_free(mz); |