[dpdk-dev] [PATCH 2/8] virtio: dont double space log messages
Stephen Hemminger
stephen at networkplumber.org
Sat Jun 14 03:06:19 CEST 2014
PMD_INIT_LOG macro already adds a newline, no need to double space.
---
lib/librte_pmd_virtio/virtio_ethdev.c | 98 +++++++++++++++++-----------------
lib/librte_pmd_virtio/virtio_rxtx.c | 28 ++++-----
lib/librte_pmd_virtio/virtqueue.h | 4 -
3 files changed, 66 insertions(+), 64 deletions(-)
--- a/lib/librte_pmd_virtio/virtio_ethdev.c 2014-06-13 17:49:30.555627706 -0700
+++ b/lib/librte_pmd_virtio/virtio_ethdev.c 2014-06-13 17:49:51.979666329 -0700
@@ -111,13 +111,13 @@ virtio_send_command(struct virtqueue *vq
if (!vq->hw->cvq) {
PMD_INIT_LOG(ERR,
- "%s(): Control queue is not supported.\n",
+ "%s(): Control queue is not supported.",
__func__);
return -1;
}
PMD_INIT_LOG(DEBUG, "vq->vq_desc_head_idx = %d, status = %d, "
- "vq->hw->cvq = %p vq = %p\n",
+ "vq->hw->cvq = %p vq = %p",
vq->vq_desc_head_idx, status, vq->hw->cvq, vq);
if ((vq->vq_free_cnt < ((uint32_t)pkt_num + 2)) || (pkt_num < 1))
@@ -160,7 +160,7 @@ virtio_send_command(struct virtqueue *vq
vq_update_avail_ring(vq, head);
vq_update_avail_idx(vq);
- PMD_INIT_LOG(DEBUG, "vq->vq_queue_index = %d\n", vq->vq_queue_index);
+ PMD_INIT_LOG(DEBUG, "vq->vq_queue_index = %d", vq->vq_queue_index);
virtqueue_notify(vq);
@@ -191,7 +191,7 @@ virtio_send_command(struct virtqueue *vq
vq->vq_free_cnt++;
}
- PMD_INIT_LOG(DEBUG, "vq->vq_free_cnt=%d\nvq->vq_desc_head_idx=%d\n",
+ PMD_INIT_LOG(DEBUG, "vq->vq_free_cnt=%d\nvq->vq_desc_head_idx=%d",
vq->vq_free_cnt, vq->vq_desc_head_idx);
memcpy(&result, vq->virtio_net_hdr_mz->addr,
@@ -219,7 +219,7 @@ virtio_set_multiple_queues(struct rte_et
if (ret) {
PMD_INIT_LOG(ERR, "Multiqueue configured but send command "
- "failed, this is too late now...\n");
+ "failed, this is too late now...");
return -EINVAL;
}
@@ -244,24 +244,24 @@ int virtio_dev_queue_setup(struct rte_et
/* Write the virtqueue index to the Queue Select Field */
VIRTIO_WRITE_REG_2(hw, VIRTIO_PCI_QUEUE_SEL, vtpci_queue_idx);
- PMD_INIT_LOG(DEBUG, "selecting queue: %d\n", vtpci_queue_idx);
+ PMD_INIT_LOG(DEBUG, "selecting queue: %d", vtpci_queue_idx);
/*
* Read the virtqueue size from the Queue Size field
* Always power of 2 and if 0 virtqueue does not exist
*/
vq_size = VIRTIO_READ_REG_2(hw, VIRTIO_PCI_QUEUE_NUM);
- PMD_INIT_LOG(DEBUG, "vq_size: %d nb_desc:%d\n", vq_size, nb_desc);
+ PMD_INIT_LOG(DEBUG, "vq_size: %d nb_desc:%d", vq_size, nb_desc);
if (nb_desc == 0)
nb_desc = vq_size;
if (vq_size == 0) {
- PMD_INIT_LOG(ERR, "%s: virtqueue does not exist\n", __func__);
+ PMD_INIT_LOG(ERR, "%s: virtqueue does not exist", __func__);
return -EINVAL;
} else if (!rte_is_power_of_2(vq_size)) {
- PMD_INIT_LOG(ERR, "%s: virtqueue size is not powerof 2\n", __func__);
+ PMD_INIT_LOG(ERR, "%s: virtqueue size is not powerof 2", __func__);
return -EINVAL;
} else if (nb_desc != vq_size) {
- PMD_INIT_LOG(ERR, "Warning: nb_desc(%d) is not equal to vq size (%d), fall to vq size\n",
+ PMD_INIT_LOG(ERR, "Warning: nb_desc(%d) is not equal to vq size (%d), fall to vq size",
nb_desc, vq_size);
nb_desc = vq_size;
}
@@ -287,7 +287,7 @@ int virtio_dev_queue_setup(struct rte_et
memcpy(vq->vq_name, vq_name, sizeof(vq->vq_name));
}
if (vq == NULL) {
- PMD_INIT_LOG(ERR, "%s: Can not allocate virtqueue\n", __func__);
+ PMD_INIT_LOG(ERR, "%s: Can not allocate virtqueue", __func__);
return (-ENOMEM);
}
@@ -304,7 +304,7 @@ int virtio_dev_queue_setup(struct rte_et
*/
size = vring_size(vq_size, VIRTIO_PCI_VRING_ALIGN);
vq->vq_ring_size = RTE_ALIGN_CEIL(size, VIRTIO_PCI_VRING_ALIGN);
- PMD_INIT_LOG(DEBUG, "vring_size: %d, rounded_vring_size: %d\n", size, vq->vq_ring_size);
+ PMD_INIT_LOG(DEBUG, "vring_size: %d, rounded_vring_size: %d", size, vq->vq_ring_size);
mz = rte_memzone_reserve_aligned(vq_name, vq->vq_ring_size,
socket_id, 0, VIRTIO_PCI_VRING_ALIGN);
@@ -319,7 +319,7 @@ int virtio_dev_queue_setup(struct rte_et
* Check if the allocated physical memory exceeds 16TB.
*/
if ((mz->phys_addr + vq->vq_ring_size - 1) >> (VIRTIO_PCI_QUEUE_ADDR_SHIFT + 32)) {
- PMD_INIT_LOG(ERR, "vring address shouldn't be above 16TB!\n");
+ PMD_INIT_LOG(ERR, "vring address shouldn't be above 16TB!");
rte_free(vq);
return -ENOMEM;
}
@@ -328,8 +328,8 @@ int virtio_dev_queue_setup(struct rte_et
vq->mz = mz;
vq->vq_ring_mem = mz->phys_addr;
vq->vq_ring_virt_mem = mz->addr;
- PMD_INIT_LOG(DEBUG, "vq->vq_ring_mem: 0x%"PRIx64"\n", (uint64_t)mz->phys_addr);
- PMD_INIT_LOG(DEBUG, "vq->vq_ring_virt_mem: 0x%"PRIx64"\n", (uint64_t)mz->addr);
+ PMD_INIT_LOG(DEBUG, "vq->vq_ring_mem: 0x%"PRIx64"", (uint64_t)mz->phys_addr);
+ PMD_INIT_LOG(DEBUG, "vq->vq_ring_virt_mem: 0x%"PRIx64"", (uint64_t)mz->addr);
vq->virtio_net_hdr_mz = NULL;
vq->virtio_net_hdr_mem = (void *)NULL;
@@ -390,7 +390,7 @@ virtio_dev_cq_queue_setup(struct rte_eth
vtpci_queue_idx, nb_desc, socket_id, &vq);
if (ret < 0) {
- PMD_INIT_LOG(ERR, "control vq initialization failed\n");
+ PMD_INIT_LOG(ERR, "control vq initialization failed");
return ret;
}
@@ -582,12 +582,12 @@ virtio_negotiate_features(struct virtio_
/* Prepare guest_features: feature that driver wants to support */
guest_features = VTNET_FEATURES & ~mask;
- PMD_INIT_LOG(DEBUG, "guest_features before negotiate = %x\n",
+ PMD_INIT_LOG(DEBUG, "guest_features before negotiate = %x",
guest_features);
/* Read device(host) feature bits */
hw->host_features = VIRTIO_READ_REG_4(hw, VIRTIO_PCI_HOST_FEATURES);
- PMD_INIT_LOG(DEBUG, "host_features before negotiate = %x\n",
+ PMD_INIT_LOG(DEBUG, "host_features before negotiate = %x",
hw->host_features);
/*
@@ -595,7 +595,7 @@ virtio_negotiate_features(struct virtio_
* guest feature bits.
*/
hw->guest_features = vtpci_negotiate_features(hw, guest_features);
- PMD_INIT_LOG(DEBUG, "features after negotiate = %x\n",
+ PMD_INIT_LOG(DEBUG, "features after negotiate = %x",
hw->guest_features);
}
@@ -609,20 +609,20 @@ parse_sysfs_value(const char *filename,
f = fopen(filename, "r");
if (f == NULL) {
- PMD_INIT_LOG(ERR, "%s(): cannot open sysfs value %s\n",
+ PMD_INIT_LOG(ERR, "%s(): cannot open sysfs value %s",
__func__, filename);
return -1;
}
if (fgets(buf, sizeof(buf), f) == NULL) {
- PMD_INIT_LOG(ERR, "%s(): cannot read sysfs value %s\n",
+ PMD_INIT_LOG(ERR, "%s(): cannot read sysfs value %s",
__func__, filename);
fclose(f);
return -1;
}
*val = strtoul(buf, &end, 0);
if ((buf[0] == '\0') || (end == NULL) || (*end != '\n')) {
- PMD_INIT_LOG(ERR, "%s(): cannot parse sysfs value %s\n",
+ PMD_INIT_LOG(ERR, "%s(): cannot parse sysfs value %s",
__func__, filename);
fclose(f);
return -1;
@@ -652,7 +652,7 @@ static int get_uio_dev(struct rte_pci_ad
dir = opendir(dirname);
if (dir == NULL) {
- PMD_INIT_LOG(ERR, "Cannot opendir %s\n", dirname);
+ PMD_INIT_LOG(ERR, "Cannot opendir %s", dirname);
return -1;
}
}
@@ -689,7 +689,7 @@ static int get_uio_dev(struct rte_pci_ad
/* No uio resource found */
if (e == NULL) {
- PMD_INIT_LOG(ERR, "Could not find uio resource\n");
+ PMD_INIT_LOG(ERR, "Could not find uio resource");
return -1;
}
@@ -748,7 +748,7 @@ eth_virtio_dev_init(__rte_unused struct
rte_snprintf(filename, sizeof(filename),
"%s/portio/port0/size", dirname);
if (parse_sysfs_value(filename, &size) < 0) {
- PMD_INIT_LOG(ERR, "%s(): cannot parse size\n",
+ PMD_INIT_LOG(ERR, "%s(): cannot parse size",
__func__);
return -1;
}
@@ -757,14 +757,14 @@ eth_virtio_dev_init(__rte_unused struct
rte_snprintf(filename, sizeof(filename),
"%s/portio/port0/start", dirname);
if (parse_sysfs_value(filename, &start) < 0) {
- PMD_INIT_LOG(ERR, "%s(): cannot parse portio start\n",
+ PMD_INIT_LOG(ERR, "%s(): cannot parse portio start",
__func__);
return -1;
}
pci_dev->mem_resource[0].addr = (void *)(uintptr_t)start;
pci_dev->mem_resource[0].len = (uint64_t)size;
PMD_INIT_LOG(DEBUG,
- "PCI Port IO found start=0x%lx with size=0x%lx\n",
+ "PCI Port IO found start=0x%lx with size=0x%lx",
start, size);
}
#endif
@@ -800,7 +800,7 @@ eth_virtio_dev_init(__rte_unused struct
ether_addr_copy((struct ether_addr *) hw->mac_addr,
ð_dev->data->mac_addrs[0]);
PMD_INIT_LOG(DEBUG,
- "PORT MAC: %02X:%02X:%02X:%02X:%02X:%02X\n",
+ "PORT MAC: %02X:%02X:%02X:%02X:%02X:%02X",
hw->mac_addr[0], hw->mac_addr[1], hw->mac_addr[2],
hw->mac_addr[3], hw->mac_addr[4], hw->mac_addr[5]);
@@ -811,7 +811,7 @@ eth_virtio_dev_init(__rte_unused struct
offset_conf += sizeof(config->status);
} else {
PMD_INIT_LOG(DEBUG,
- "VIRTIO_NET_F_STATUS is not supported\n");
+ "VIRTIO_NET_F_STATUS is not supported");
config->status = 0;
}
@@ -819,7 +819,7 @@ eth_virtio_dev_init(__rte_unused struct
offset_conf += sizeof(config->max_virtqueue_pairs);
} else {
PMD_INIT_LOG(DEBUG,
- "VIRTIO_NET_F_MQ is not supported\n");
+ "VIRTIO_NET_F_MQ is not supported");
config->max_virtqueue_pairs = 1;
}
@@ -836,11 +836,11 @@ eth_virtio_dev_init(__rte_unused struct
config->max_virtqueue_pairs * 2,
SOCKET_ID_ANY);
- PMD_INIT_LOG(DEBUG, "config->max_virtqueue_pairs=%d\n",
+ PMD_INIT_LOG(DEBUG, "config->max_virtqueue_pairs=%d",
config->max_virtqueue_pairs);
- PMD_INIT_LOG(DEBUG, "config->status=%d\n", config->status);
+ PMD_INIT_LOG(DEBUG, "config->status=%d", config->status);
PMD_INIT_LOG(DEBUG,
- "PORT MAC: %02X:%02X:%02X:%02X:%02X:%02X\n",
+ "PORT MAC: %02X:%02X:%02X:%02X:%02X:%02X",
config->mac[0], config->mac[1],
config->mac[2], config->mac[3],
config->mac[4], config->mac[5]);
@@ -852,7 +852,7 @@ eth_virtio_dev_init(__rte_unused struct
eth_dev->data->nb_rx_queues = hw->max_rx_queues;
eth_dev->data->nb_tx_queues = hw->max_tx_queues;
- PMD_INIT_LOG(DEBUG, "hw->max_rx_queues=%d hw->max_tx_queues=%d\n",
+ PMD_INIT_LOG(DEBUG, "hw->max_rx_queues=%d hw->max_tx_queues=%d",
hw->max_rx_queues, hw->max_tx_queues);
PMD_INIT_LOG(DEBUG, "port %d vendorID=0x%x deviceID=0x%x",
eth_dev->data->port_id, pci_dev->id.vendor_id,
@@ -934,10 +934,12 @@ virtio_dev_start(struct rte_eth_dev *dev
offsetof(struct virtio_net_config, status),
&status, sizeof(status));
if ((status & VIRTIO_NET_S_LINK_UP) == 0) {
- PMD_INIT_LOG(ERR, "Port: %d Link is DOWN\n", dev->data->port_id);
+ PMD_INIT_LOG(ERR, "Port: %d Link is DOWN",
+ dev->data->port_id);
return -EIO;
} else {
- PMD_INIT_LOG(DEBUG, "Port: %d Link is UP\n", dev->data->port_id);
+ PMD_INIT_LOG(DEBUG, "Port: %d Link is UP",
+ dev->data->port_id);
}
}
vtpci_reinit_complete(hw);
@@ -952,12 +954,12 @@ virtio_dev_start(struct rte_eth_dev *dev
return -EINVAL;
}
- PMD_INIT_LOG(DEBUG, "nb_queues=%d\n", nb_queues);
+ PMD_INIT_LOG(DEBUG, "nb_queues=%d", nb_queues);
for (i = 0; i < nb_queues; i++)
virtqueue_notify(dev->data->rx_queues[i]);
- PMD_INIT_LOG(DEBUG, "Notified backend at initialization\n");
+ PMD_INIT_LOG(DEBUG, "Notified backend at initialization");
for (i = 0; i < dev->data->nb_rx_queues; i++)
VIRTQUEUE_DUMP((struct virtqueue *)dev->data->rx_queues[i]);
@@ -975,7 +977,7 @@ static void virtio_dev_free_mbufs(struct
for (i = 0; i < dev->data->nb_rx_queues; i++) {
PMD_INIT_LOG(DEBUG,
- "Before freeing rxq[%d] used and unused buf\n", i);
+ "Before freeing rxq[%d] used and unused buf", i);
VIRTQUEUE_DUMP((struct virtqueue *)dev->data->rx_queues[i]);
while ((buf = (struct rte_mbuf *)virtqueue_detatch_unused(
@@ -984,15 +986,15 @@ static void virtio_dev_free_mbufs(struct
mbuf_num++;
}
- PMD_INIT_LOG(DEBUG, "free %d mbufs\n", mbuf_num);
+ PMD_INIT_LOG(DEBUG, "free %d mbufs", mbuf_num);
PMD_INIT_LOG(DEBUG,
- "After freeing rxq[%d] used and unused buf\n", i);
+ "After freeing rxq[%d] used and unused buf", i);
VIRTQUEUE_DUMP((struct virtqueue *)dev->data->rx_queues[i]);
}
for (i = 0; i < dev->data->nb_tx_queues; i++) {
PMD_INIT_LOG(DEBUG,
- "Before freeing txq[%d] used and unused bufs\n",
+ "Before freeing txq[%d] used and unused bufs",
i);
VIRTQUEUE_DUMP((struct virtqueue *)dev->data->tx_queues[i]);
@@ -1003,9 +1005,9 @@ static void virtio_dev_free_mbufs(struct
mbuf_num++;
}
- PMD_INIT_LOG(DEBUG, "free %d mbufs\n", mbuf_num);
- PMD_INIT_LOG(DEBUG, "After freeing txq[%d] used and "
- "unused buf\n", i);
+ PMD_INIT_LOG(DEBUG, "free %d mbufs", mbuf_num);
+ PMD_INIT_LOG(DEBUG,
+ "After freeing txq[%d] used and unused buf", i);
VIRTQUEUE_DUMP((struct virtqueue *)dev->data->tx_queues[i]);
}
}
@@ -1037,17 +1039,17 @@ virtio_dev_link_update(struct rte_eth_de
link.link_duplex = FULL_DUPLEX;
link.link_speed = SPEED_10G;
if (vtpci_with_feature(hw, VIRTIO_NET_F_STATUS)) {
- PMD_INIT_LOG(DEBUG, "Get link status from hw\n");
+ PMD_INIT_LOG(DEBUG, "Get link status from hw");
vtpci_read_dev_config(hw,
offsetof(struct virtio_net_config, status),
&status, sizeof(status));
if ((status & VIRTIO_NET_S_LINK_UP) == 0) {
link.link_status = 0;
- PMD_INIT_LOG(DEBUG, "Port %d is down\n",
+ PMD_INIT_LOG(DEBUG, "Port %d is down",
dev->data->port_id);
} else {
link.link_status = 1;
- PMD_INIT_LOG(DEBUG, "Port %d is up\n",
+ PMD_INIT_LOG(DEBUG, "Port %d is up",
dev->data->port_id);
}
} else {
--- a/lib/librte_pmd_virtio/virtio_rxtx.c 2014-06-13 17:49:30.555627706 -0700
+++ b/lib/librte_pmd_virtio/virtio_rxtx.c 2014-06-13 17:51:46.851876291 -0700
@@ -105,13 +105,13 @@ virtio_dev_vring_start(struct rte_eth_de
rte_snprintf(vq_name, sizeof(vq_name), "port_%d_rx_vq",
dev->data->port_id);
- PMD_INIT_LOG(DEBUG, "vq name: %s\n", vq->vq_name);
+ PMD_INIT_LOG(DEBUG, "vq name: %s", vq->vq_name);
/* Only rx virtqueue needs mbufs to be allocated at initialization */
if (queue_type == VTNET_RQ) {
if (vq->mpool == NULL)
rte_exit(EXIT_FAILURE,
- "Cannot allocate initial mbufs for rx virtqueue\n");
+ "Cannot allocate initial mbufs for rx virtqueue");
/* Allocate blank mbufs for the each rx descriptor */
nbufs = 0;
@@ -135,7 +135,7 @@ virtio_dev_vring_start(struct rte_eth_de
vq_update_avail_idx(vq);
- PMD_INIT_LOG(DEBUG, "Allocated %d bufs\n", nbufs);
+ PMD_INIT_LOG(DEBUG, "Allocated %d bufs", nbufs);
VIRTIO_WRITE_REG_2(vq->hw, VIRTIO_PCI_QUEUE_SEL,
vq->vq_queue_index);
@@ -207,7 +207,7 @@ virtio_dev_rx_queue_setup(struct rte_eth
ret = virtio_dev_queue_setup(dev, VTNET_RQ, queue_idx, vtpci_queue_idx,
nb_desc, socket_id, &vq);
if (ret < 0) {
- PMD_INIT_LOG(ERR, "tvq initialization failed\n");
+ PMD_INIT_LOG(ERR, "tvq initialization failed");
return ret;
}
@@ -240,7 +240,7 @@ virtio_dev_tx_queue_setup(struct rte_eth
ret = virtio_dev_queue_setup(dev, VTNET_TQ, queue_idx, vtpci_queue_idx,
nb_desc, socket_id, &vq);
if (ret < 0) {
- PMD_INIT_LOG(ERR, "rvq initialization failed\n");
+ PMD_INIT_LOG(ERR, "rvq initialization failed");
return ret;
}
@@ -290,15 +290,15 @@ virtio_recv_pkts(void *rx_queue, struct
return 0;
num = virtqueue_dequeue_burst_rx(rxvq, rcv_pkts, len, num);
- PMD_RX_LOG(DEBUG, "used:%d dequeue:%d\n", nb_used, num);
+ PMD_RX_LOG(DEBUG, "used:%d dequeue:%d", nb_used, num);
for (i = 0; i < num ; i++) {
rxm = rcv_pkts[i];
- PMD_RX_LOG(DEBUG, "packet len:%d\n", len[i]);
+ PMD_RX_LOG(DEBUG, "packet len:%d", len[i]);
if (unlikely(len[i]
< (uint32_t)hw->vtnet_hdr_size + ETHER_HDR_LEN)) {
- PMD_RX_LOG(ERR, "Packet drop\n");
+ PMD_RX_LOG(ERR, "Packet drop");
nb_enqueued++;
virtio_discard_rxbuf(rxvq, rxm);
rxvq->errors++;
@@ -342,7 +342,7 @@ virtio_recv_pkts(void *rx_queue, struct
if (likely(nb_enqueued)) {
if (unlikely(virtqueue_kick_prepare(rxvq))) {
virtqueue_notify(rxvq);
- PMD_RX_LOG(DEBUG, "Notified\n");
+ PMD_RX_LOG(DEBUG, "Notified");
}
}
@@ -383,17 +383,17 @@ virtio_xmit_pkts(void *tx_queue, struct
error = virtqueue_enqueue_xmit(txvq, txm);
if (unlikely(error)) {
if (error == ENOSPC)
- PMD_TX_LOG(ERR, "virtqueue_enqueue Free count = 0\n");
+ PMD_TX_LOG(ERR, "virtqueue_enqueue Free count = 0");
else if (error == EMSGSIZE)
- PMD_TX_LOG(ERR, "virtqueue_enqueue Free count < 1\n");
+ PMD_TX_LOG(ERR, "virtqueue_enqueue Free count < 1");
else
- PMD_TX_LOG(ERR, "virtqueue_enqueue error: %d\n", error);
+ PMD_TX_LOG(ERR, "virtqueue_enqueue error: %d", error);
break;
}
nb_tx++;
txvq->bytes += txm->pkt.data_len;
} else {
- PMD_TX_LOG(ERR, "No free tx descriptors to transmit\n");
+ PMD_TX_LOG(ERR, "No free tx descriptors to transmit");
break;
}
}
@@ -403,7 +403,7 @@ virtio_xmit_pkts(void *tx_queue, struct
if (unlikely(virtqueue_kick_prepare(txvq))) {
virtqueue_notify(txvq);
- PMD_TX_LOG(DEBUG, "Notified backend after xmit\n");
+ PMD_TX_LOG(DEBUG, "Notified backend after xmit");
}
return nb_tx;
--- a/lib/librte_pmd_virtio/virtqueue.h 2014-06-13 17:49:30.555627706 -0700
+++ b/lib/librte_pmd_virtio/virtqueue.h 2014-06-13 17:51:51.475884843 -0700
@@ -393,7 +393,7 @@ virtqueue_dequeue_burst_rx(struct virtqu
cookie = (struct rte_mbuf *)vq->vq_descx[desc_idx].cookie;
if (unlikely(cookie == NULL)) {
- PMD_DRV_LOG(ERR, "vring descriptor with no mbuf cookie at %u\n",
+ PMD_DRV_LOG(ERR, "vring descriptor with no mbuf cookie at %u",
vq->vq_used_cons_idx);
break;
}
@@ -432,7 +432,7 @@ virtqueue_dequeue_pkt_tx(struct virtqueu
PMD_INIT_LOG(DEBUG, \
"VQ: %s - size=%d; free=%d; used=%d; desc_head_idx=%d;" \
" avail.idx=%d; used_cons_idx=%d; used.idx=%d;" \
- " avail.flags=0x%x; used.flags=0x%x\n", \
+ " avail.flags=0x%x; used.flags=0x%x", \
(vq)->vq_name, (vq)->vq_nentries, (vq)->vq_free_cnt, nused, \
(vq)->vq_desc_head_idx, (vq)->vq_ring.avail->idx, \
(vq)->vq_used_cons_idx, (vq)->vq_ring.used->idx, \
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