[dpdk-dev] [PATCH v2 01/11] lib/librte_vhost: enable VIRTIO_NET_F_CTRL_RX VIRTIO_NET_F_CTRL_RX is dependant on VIRTIO_NET_F_CTRL_VQ. Observed that virtio-net driver in guest would crash with only CTRL_RX enabled.
Tetsuya Mukawa
mukawa at igel.co.jp
Mon Feb 16 09:15:39 CET 2015
Hi Xie,
Could you please check commit title?
I guess this commit title involves first sentence of commit log.
Thanks,
Tetsuya
On 2015/02/12 14:07, Huawei Xie wrote:
> In virtnet_send_command:
>
> /* Caller should know better */
> BUG_ON(!virtio_has_feature(vi->vdev, VIRTIO_NET_F_CTRL_VQ) ||
> (out + in > VIRTNET_SEND_COMMAND_SG_MAX));
>
> Signed-off-by: Huawei Xie <huawei.xie at 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 b041849..52b4957 100644
> --- a/lib/librte_vhost/virtio-net.c
> +++ b/lib/librte_vhost/virtio-net.c
> @@ -73,7 +73,8 @@ static struct virtio_net_config_ll *ll_root;
>
> /* Features supported by this lib. */
> #define VHOST_SUPPORTED_FEATURES ((1ULL << VIRTIO_NET_F_MRG_RXBUF) | \
> - (1ULL << VIRTIO_NET_F_CTRL_RX))
> + (1ULL << VIRTIO_NET_F_CTRL_VQ) | \
> + (1ULL << VIRTIO_NET_F_CTRL_RX))
> static uint64_t VHOST_FEATURES = VHOST_SUPPORTED_FEATURES;
>
> /* Line size for reading maps file. */
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