[dpdk-dev] [PATCH] net/vhost: Initialise vid to -1
Maxime Coquelin
maxime.coquelin at redhat.com
Fri Apr 27 16:36:41 CEST 2018
On 04/27/2018 04:19 PM, Ciara Loftus wrote:
> rte_eth_vhost_get_vid_from_port_id returns a value of 0 if called before
> the first call to the new_device callback. A vid value >=0 suggests the
> device is active which is not the case in this instance. Initialise vid
> to a negative value to prevent this.
>
> Signed-off-by: Ciara Loftus <ciara.loftus at intel.com>
> ---
> drivers/net/vhost/rte_eth_vhost.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/net/vhost/rte_eth_vhost.c b/drivers/net/vhost/rte_eth_vhost.c
> index 99a7727..f47950c 100644
> --- a/drivers/net/vhost/rte_eth_vhost.c
> +++ b/drivers/net/vhost/rte_eth_vhost.c
> @@ -1051,6 +1051,7 @@ eth_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
> return -ENOMEM;
> }
>
> + vq->vid = -1;
> vq->mb_pool = mb_pool;
> vq->virtqueue_id = rx_queue_id * VIRTIO_QNUM + VIRTIO_TXQ;
> dev->data->rx_queues[rx_queue_id] = vq;
>
Reviewed-by: Maxime Coquelin <maxime.coquelin at redhat.com>
Thanks,
Maxime
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