Hi, Best Regards, Xiao
> -----Original Message----- > From: Liu, Yong <[email protected]> > Sent: Friday, May 15, 2020 10:35 AM > To: [email protected]; Ye, Xiaolong <[email protected]>; > Wang, Zhihong <[email protected]>; Wang, Xiao W > <[email protected]> > Cc: [email protected]; Liu, Yong <[email protected]>; [email protected] > Subject: [PATCH v2] net/virtio: fix unexpected event after reconnect > > Event notification should be disabled after virtqueue initialization and > enabled by calling rte_eth_dev_rx_intr_enable later. When virtio user > device reconnecting to vhost, virtqueue_disable_intr should be called to > disable event notification. > > Fixes: 6ebbf4109f35 ("net/virtio-user: fix packed ring server mode") > Cc: [email protected] > > Signed-off-by: Marvin Liu <[email protected]> > --- > v2: commit log update and cc stable > > diff --git a/drivers/net/virtio/virtqueue.c b/drivers/net/virtio/virtqueue.c > index 0b4e3bf3e..02c8b9fc5 100644 > --- a/drivers/net/virtio/virtqueue.c > +++ b/drivers/net/virtio/virtqueue.c > @@ -174,6 +174,7 @@ virtqueue_rxvq_reset_packed(struct virtqueue *vq) > > vring_desc_init_packed(vq, size); > > + virtqueue_disable_intr(vq); > return 0; > } > > @@ -210,5 +211,6 @@ virtqueue_txvq_reset_packed(struct virtqueue *vq) > > vring_desc_init_packed(vq, size); > > + virtqueue_disable_intr(vq); > return 0; > } > -- > 2.17.1 Acked-by: Xiao Wang <[email protected]>
