Re: [PATCH] net/virtio: add queue and port ID in some logs

[Olivier Matz <olivier.matz@6wind.com>]

Hi Chenbo,

On Mon, Oct 17, 2022 at 06:58:59AM +0000, Xia, Chenbo wrote:
> Hi Olivier,
> 
> > -----Original Message-----
> > From: Olivier Matz <olivier.matz@6wind.com>
> > Sent: Thursday, September 29, 2022 8:22 PM
> > To: dev@dpdk.org
> > Cc: Maxime Coquelin <maxime.coquelin@redhat.com>; Xia, Chenbo
> > <chenbo.xia@intel.com>
> > Subject: [PATCH] net/virtio: add queue and port ID in some logs
> > 
> > Add the queue id and/or the port id in some logs, so it is easier to
> > understand what happens.
> > 
> > Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
> > ---
> >  drivers/net/virtio/virtio_ethdev.c | 6 ++++--
> >  drivers/net/virtio/virtio_rxtx.c   | 3 ++-
> >  2 files changed, 6 insertions(+), 3 deletions(-)
> > 
> > diff --git a/drivers/net/virtio/virtio_ethdev.c
> > b/drivers/net/virtio/virtio_ethdev.c
> > index 7e07270a8b..44811c299b 100644
> > --- a/drivers/net/virtio/virtio_ethdev.c
> > +++ b/drivers/net/virtio/virtio_ethdev.c
> > @@ -2807,7 +2807,8 @@ virtio_dev_start(struct rte_eth_dev *dev)
> >  			return -EINVAL;
> >  	}
> > 
> > -	PMD_INIT_LOG(DEBUG, "nb_queues=%d", nb_queues);
> > +	PMD_INIT_LOG(DEBUG, "nb_queues=%d (port=%d)", nb_queues,
> > +		     dev->data->port_id);
> 
> Better to use %u for all port_id since it's uint16_t

Yes, will do.
I'll update "nb_queues=%d" too by the way.

> 
> Thanks,
> Chenbo
> 
> > 
> >  	for (i = 0; i < dev->data->nb_rx_queues; i++) {
> >  		vq = virtnet_rxq_to_vq(dev->data->rx_queues[i]);
> > @@ -2821,7 +2822,8 @@ virtio_dev_start(struct rte_eth_dev *dev)
> >  		virtqueue_notify(vq);
> >  	}
> > 
> > -	PMD_INIT_LOG(DEBUG, "Notified backend at initialization");
> > +	PMD_INIT_LOG(DEBUG, "Notified backend at initialization (port=%d)",
> > +		     dev->data->port_id);
> > 
> >  	for (i = 0; i < dev->data->nb_rx_queues; i++) {
> >  		vq = virtnet_rxq_to_vq(dev->data->rx_queues[i]);
> > diff --git a/drivers/net/virtio/virtio_rxtx.c
> > b/drivers/net/virtio/virtio_rxtx.c
> > index 4795893ec7..f8a9ee5cdb 100644
> > --- a/drivers/net/virtio/virtio_rxtx.c
> > +++ b/drivers/net/virtio/virtio_rxtx.c
> > @@ -793,7 +793,8 @@ virtio_dev_rx_queue_setup_finish(struct rte_eth_dev
> > *dev, uint16_t queue_idx)
> >  			vq_update_avail_idx(vq);
> >  	}
> > 
> > -	PMD_INIT_LOG(DEBUG, "Allocated %d bufs", nbufs);
> > +	PMD_INIT_LOG(DEBUG, "Allocated %d bufs (port=%d queue=%d)", nbufs,
> > +		     dev->data->port_id, queue_idx);
> > 
> >  	VIRTQUEUE_DUMP(vq);
> > 
> > --
> > 2.30.2
>