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authorChristian Ehrhardt <christian.ehrhardt@canonical.com>2016-07-06 09:22:35 +0200
committerChristian Ehrhardt <christian.ehrhardt@canonical.com>2016-07-06 16:09:40 +0200
commit8b25d1ad5d2264bdfc2818c7bda74ee2697df6db (patch)
tree8c3c769777f7e66a2d1ba7dd7651b563cfde370b /examples/tep_termination
parent97f17497d162afdb82c8704bf097f0fee3724b2e (diff)
Imported Upstream version 16.07-rc1
Change-Id: I40a523e52f12e8496fdd69e902824b0226c303de Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>
Diffstat (limited to 'examples/tep_termination')
-rw-r--r--examples/tep_termination/main.c112
-rw-r--r--examples/tep_termination/main.h13
-rw-r--r--examples/tep_termination/vxlan_setup.c20
-rw-r--r--examples/tep_termination/vxlan_setup.h6
4 files changed, 66 insertions, 85 deletions
diff --git a/examples/tep_termination/main.c b/examples/tep_termination/main.c
index f97d552a..622f248a 100644
--- a/examples/tep_termination/main.c
+++ b/examples/tep_termination/main.c
@@ -566,10 +566,9 @@ virtio_tx_route(struct vhost_dev *vdev, struct rte_mbuf *m)
struct rte_mbuf **m_table;
unsigned len, ret = 0;
const uint16_t lcore_id = rte_lcore_id();
- struct virtio_net *dev = vdev->dev;
- LOG_DEBUG(VHOST_DATA, "(%"PRIu64") TX: MAC address is external\n",
- dev->device_fh);
+ RTE_LOG(DEBUG, VHOST_DATA, "(%d) TX: MAC address is external\n",
+ vdev->vid);
/* Add packet to the port tx queue */
tx_q = &lcore_tx_queue[lcore_id];
@@ -578,8 +577,8 @@ virtio_tx_route(struct vhost_dev *vdev, struct rte_mbuf *m)
tx_q->m_table[len] = m;
len++;
if (enable_stats) {
- dev_statistics[dev->device_fh].tx_total++;
- dev_statistics[dev->device_fh].tx++;
+ dev_statistics[vdev->vid].tx_total++;
+ dev_statistics[vdev->vid].tx++;
}
if (unlikely(len == MAX_PKT_BURST)) {
@@ -614,7 +613,6 @@ static int
switch_worker(__rte_unused void *arg)
{
struct rte_mempool *mbuf_pool = arg;
- struct virtio_net *dev = NULL;
struct vhost_dev *vdev = NULL;
struct rte_mbuf *pkts_burst[MAX_PKT_BURST];
struct virtio_net_data_ll *dev_ll;
@@ -651,7 +649,7 @@ switch_worker(__rte_unused void *arg)
if (unlikely(diff_tsc > drain_tsc)) {
if (tx_q->len) {
- LOG_DEBUG(VHOST_DATA, "TX queue drained after "
+ RTE_LOG(DEBUG, VHOST_DATA, "TX queue drained after "
"timeout with burst size %u\n",
tx_q->len);
ret = overlay_options.tx_handle(ports[0],
@@ -688,7 +686,6 @@ switch_worker(__rte_unused void *arg)
while (dev_ll != NULL) {
vdev = dev_ll->vdev;
- dev = vdev->dev;
if (unlikely(vdev->remove)) {
dev_ll = dev_ll->next;
@@ -709,22 +706,22 @@ switch_worker(__rte_unused void *arg)
* must be less than virtio queue size
*/
if (enable_retry && unlikely(rx_count >
- rte_vring_available_entries(dev, VIRTIO_RXQ))) {
+ rte_vhost_avail_entries(vdev->vid, VIRTIO_RXQ))) {
for (retry = 0; retry < burst_rx_retry_num;
retry++) {
rte_delay_us(burst_rx_delay_time);
- if (rx_count <= rte_vring_available_entries(dev, VIRTIO_RXQ))
+ if (rx_count <= rte_vhost_avail_entries(vdev->vid, VIRTIO_RXQ))
break;
}
}
- ret_count = overlay_options.rx_handle(dev, pkts_burst, rx_count);
+ ret_count = overlay_options.rx_handle(vdev->vid, pkts_burst, rx_count);
if (enable_stats) {
rte_atomic64_add(
- &dev_statistics[dev->device_fh].rx_total_atomic,
+ &dev_statistics[vdev->vid].rx_total_atomic,
rx_count);
rte_atomic64_add(
- &dev_statistics[dev->device_fh].rx_atomic, ret_count);
+ &dev_statistics[vdev->vid].rx_atomic, ret_count);
}
while (likely(rx_count)) {
rx_count--;
@@ -736,7 +733,7 @@ switch_worker(__rte_unused void *arg)
if (likely(!vdev->remove)) {
/* Handle guest TX*/
- tx_count = rte_vhost_dequeue_burst(dev,
+ tx_count = rte_vhost_dequeue_burst(vdev->vid,
VIRTIO_TXQ, mbuf_pool,
pkts_burst, MAX_PKT_BURST);
/* If this is the first received packet we need to learn the MAC */
@@ -908,23 +905,27 @@ init_data_ll(void)
/**
* Remove a device from the specific data core linked list and
* from the main linked list. Synchonization occurs through the use
- * of the lcore dev_removal_flag. Device is made volatile here
- * to avoid re-ordering of dev->remove=1 which can cause an infinite
- * loop in the rte_pause loop.
+ * of the lcore dev_removal_flag.
*/
static void
-destroy_device(volatile struct virtio_net *dev)
+destroy_device(int vid)
{
struct virtio_net_data_ll *ll_lcore_dev_cur;
struct virtio_net_data_ll *ll_main_dev_cur;
struct virtio_net_data_ll *ll_lcore_dev_last = NULL;
struct virtio_net_data_ll *ll_main_dev_last = NULL;
- struct vhost_dev *vdev;
+ struct vhost_dev *vdev = NULL;
int lcore;
- dev->flags &= ~VIRTIO_DEV_RUNNING;
-
- vdev = (struct vhost_dev *)dev->priv;
+ ll_main_dev_cur = ll_root_used;
+ while (ll_main_dev_cur != NULL) {
+ if (ll_main_dev_cur->vdev->vid == vid) {
+ vdev = ll_main_dev_cur->vdev;
+ break;
+ }
+ }
+ if (!vdev)
+ return;
/* set the remove flag. */
vdev->remove = 1;
@@ -944,8 +945,7 @@ destroy_device(volatile struct virtio_net *dev)
if (ll_lcore_dev_cur == NULL) {
RTE_LOG(ERR, VHOST_CONFIG,
- "(%"PRIu64") Failed to find the dev to be destroy.\n",
- dev->device_fh);
+ "(%d) Failed to find the dev to be destroy.\n", vid);
return;
}
@@ -992,8 +992,8 @@ destroy_device(volatile struct virtio_net *dev)
/* Decrement number of device on the lcore. */
lcore_info[vdev->coreid].lcore_ll->device_num--;
- RTE_LOG(INFO, VHOST_DATA, "(%"PRIu64") Device has been removed "
- "from data core\n", dev->device_fh);
+ RTE_LOG(INFO, VHOST_DATA, "(%d) Device has been removed "
+ "from data core\n", vid);
rte_free(vdev);
@@ -1004,7 +1004,7 @@ destroy_device(volatile struct virtio_net *dev)
* to the main linked list and the allocated to a specific data core.
*/
static int
-new_device(struct virtio_net *dev)
+new_device(int vid)
{
struct virtio_net_data_ll *ll_dev;
int lcore, core_add = 0;
@@ -1014,18 +1014,16 @@ new_device(struct virtio_net *dev)
vdev = rte_zmalloc("vhost device", sizeof(*vdev), RTE_CACHE_LINE_SIZE);
if (vdev == NULL) {
RTE_LOG(INFO, VHOST_DATA,
- "(%"PRIu64") Couldn't allocate memory for vhost dev\n",
- dev->device_fh);
+ "(%d) Couldn't allocate memory for vhost dev\n", vid);
return -1;
}
- vdev->dev = dev;
- dev->priv = vdev;
+ vdev->vid = vid;
/* Add device to main ll */
ll_dev = get_data_ll_free_entry(&ll_root_free);
if (ll_dev == NULL) {
- RTE_LOG(INFO, VHOST_DATA, "(%"PRIu64") No free entry found in"
+ RTE_LOG(INFO, VHOST_DATA, "(%d) No free entry found in"
" linked list Device limit of %d devices per core"
- " has been reached\n", dev->device_fh, nb_devices);
+ " has been reached\n", vid, nb_devices);
if (vdev->regions_hpa)
rte_free(vdev->regions_hpa);
rte_free(vdev);
@@ -1033,7 +1031,7 @@ new_device(struct virtio_net *dev)
}
ll_dev->vdev = vdev;
add_data_ll_entry(&ll_root_used, ll_dev);
- vdev->rx_q = dev->device_fh;
+ vdev->rx_q = vid;
/* reset ready flag */
vdev->ready = DEVICE_MAC_LEARNING;
@@ -1050,10 +1048,10 @@ new_device(struct virtio_net *dev)
ll_dev = get_data_ll_free_entry(&lcore_info[core_add].lcore_ll->ll_root_free);
if (ll_dev == NULL) {
RTE_LOG(INFO, VHOST_DATA,
- "(%"PRIu64") Failed to add device to data core\n",
- dev->device_fh);
+ "(%d) Failed to add device to data core\n",
+ vid);
vdev->ready = DEVICE_SAFE_REMOVE;
- destroy_device(dev);
+ destroy_device(vid);
rte_free(vdev->regions_hpa);
rte_free(vdev);
return -1;
@@ -1065,17 +1063,16 @@ new_device(struct virtio_net *dev)
ll_dev);
/* Initialize device stats */
- memset(&dev_statistics[dev->device_fh], 0,
+ memset(&dev_statistics[vid], 0,
sizeof(struct device_statistics));
/* Disable notifications. */
- rte_vhost_enable_guest_notification(dev, VIRTIO_RXQ, 0);
- rte_vhost_enable_guest_notification(dev, VIRTIO_TXQ, 0);
+ rte_vhost_enable_guest_notification(vid, VIRTIO_RXQ, 0);
+ rte_vhost_enable_guest_notification(vid, VIRTIO_TXQ, 0);
lcore_info[vdev->coreid].lcore_ll->device_num++;
- dev->flags |= VIRTIO_DEV_RUNNING;
- RTE_LOG(INFO, VHOST_DATA, "(%"PRIu64") Device has been added to data core %d\n",
- dev->device_fh, vdev->coreid);
+ RTE_LOG(INFO, VHOST_DATA, "(%d) Device has been added to data core %d\n",
+ vid, vdev->coreid);
return 0;
}
@@ -1099,7 +1096,7 @@ print_stats(void)
struct virtio_net_data_ll *dev_ll;
uint64_t tx_dropped, rx_dropped;
uint64_t tx, tx_total, rx, rx_total, rx_ip_csum, rx_l4_csum;
- uint32_t device_fh;
+ int vid;
const char clr[] = { 27, '[', '2', 'J', '\0' };
const char top_left[] = { 27, '[', '1', ';', '1', 'H', '\0' };
@@ -1113,22 +1110,22 @@ print_stats(void)
dev_ll = ll_root_used;
while (dev_ll != NULL) {
- device_fh = (uint32_t)dev_ll->vdev->dev->device_fh;
- tx_total = dev_statistics[device_fh].tx_total;
- tx = dev_statistics[device_fh].tx;
+ vid = dev_ll->vdev->vid;
+ tx_total = dev_statistics[vid].tx_total;
+ tx = dev_statistics[vid].tx;
tx_dropped = tx_total - tx;
rx_total = rte_atomic64_read(
- &dev_statistics[device_fh].rx_total_atomic);
+ &dev_statistics[vid].rx_total_atomic);
rx = rte_atomic64_read(
- &dev_statistics[device_fh].rx_atomic);
+ &dev_statistics[vid].rx_atomic);
rx_dropped = rx_total - rx;
rx_ip_csum = rte_atomic64_read(
- &dev_statistics[device_fh].rx_bad_ip_csum);
+ &dev_statistics[vid].rx_bad_ip_csum);
rx_l4_csum = rte_atomic64_read(
- &dev_statistics[device_fh].rx_bad_l4_csum);
+ &dev_statistics[vid].rx_bad_l4_csum);
- printf("\nStatistics for device %"PRIu32" ----------"
+ printf("\nStatistics for device %d ----------"
"\nTX total: %"PRIu64""
"\nTX dropped: %"PRIu64""
"\nTX successful: %"PRIu64""
@@ -1137,7 +1134,7 @@ print_stats(void)
"\nRX bad L4 csum: %"PRIu64""
"\nRX dropped: %"PRIu64""
"\nRX successful: %"PRIu64"",
- device_fh,
+ vid,
tx_total,
tx_dropped,
tx,
@@ -1190,8 +1187,6 @@ main(int argc, char *argv[])
/* Get the number of physical ports. */
nb_ports = rte_eth_dev_count();
- if (nb_ports > RTE_MAX_ETHPORTS)
- nb_ports = RTE_MAX_ETHPORTS;
/*
* Update the global var NB_PORTS and global array PORTS
@@ -1220,9 +1215,6 @@ main(int argc, char *argv[])
for (queue_id = 0; queue_id < MAX_QUEUES + 1; queue_id++)
vpool_array[queue_id].pool = mbuf_pool;
- /* Set log level. */
- rte_set_log_level(LOG_LEVEL);
-
/* initialize all ports */
for (portid = 0; portid < nb_ports; portid++) {
/* skip ports that are not enabled */
@@ -1251,7 +1243,7 @@ main(int argc, char *argv[])
snprintf(thread_name, RTE_MAX_THREAD_NAME_LEN, "print-stats");
ret = rte_thread_setname(tid, thread_name);
if (ret != 0)
- RTE_LOG(ERR, VHOST_CONFIG, "Cannot set print-stats name\n");
+ RTE_LOG(DEBUG, VHOST_CONFIG, "Cannot set print-stats name\n");
}
/* Launch all data cores. */
@@ -1262,7 +1254,7 @@ main(int argc, char *argv[])
rte_vhost_feature_disable(1ULL << VIRTIO_NET_F_MRG_RXBUF);
/* Register CUSE device to handle IOCTLs. */
- ret = rte_vhost_driver_register((char *)&dev_basename);
+ ret = rte_vhost_driver_register((char *)&dev_basename, 0);
if (ret != 0)
rte_exit(EXIT_FAILURE, "CUSE device setup failure.\n");
diff --git a/examples/tep_termination/main.h b/examples/tep_termination/main.h
index a34301ad..c0ea7667 100644
--- a/examples/tep_termination/main.h
+++ b/examples/tep_termination/main.h
@@ -36,14 +36,6 @@
#include <rte_ether.h>
-#ifdef DEBUG
-#define LOG_LEVEL RTE_LOG_DEBUG
-#define LOG_DEBUG(log_type, fmt, args...) RTE_LOG(DEBUG, log_type, fmt, ##args)
-#else
-#define LOG_LEVEL RTE_LOG_INFO
-#define LOG_DEBUG(log_type, fmt, args...) do {} while (0)
-#endif
-
/* Macros for printing using RTE_LOG */
#define RTE_LOGTYPE_VHOST_CONFIG RTE_LOGTYPE_USER1
#define RTE_LOGTYPE_VHOST_DATA RTE_LOGTYPE_USER2
@@ -79,8 +71,7 @@ struct device_statistics {
* Device linked list structure for data path.
*/
struct vhost_dev {
- /**< Pointer to device created by vhost lib. */
- struct virtio_net *dev;
+ int vid;
/**< Number of memory regions for gpa to hpa translation. */
uint32_t nregions_hpa;
/**< Memory region information for gpa to hpa translation. */
@@ -124,6 +115,6 @@ struct virtio_net_data_ll {
};
uint32_t
-virtio_dev_rx(struct virtio_net *dev, struct rte_mbuf **pkts, uint32_t count);
+virtio_dev_rx(int vid, struct rte_mbuf **pkts, uint32_t count);
#endif /* _MAIN_H_ */
diff --git a/examples/tep_termination/vxlan_setup.c b/examples/tep_termination/vxlan_setup.c
index 2a48e142..37575c27 100644
--- a/examples/tep_termination/vxlan_setup.c
+++ b/examples/tep_termination/vxlan_setup.c
@@ -244,17 +244,16 @@ vxlan_link(struct vhost_dev *vdev, struct rte_mbuf *m)
{
int i, ret;
struct ether_hdr *pkt_hdr;
- struct virtio_net *dev = vdev->dev;
- uint64_t portid = dev->device_fh;
+ uint64_t portid = vdev->vid;
struct ipv4_hdr *ip;
struct rte_eth_tunnel_filter_conf tunnel_filter_conf;
if (unlikely(portid > VXLAN_N_PORTS)) {
RTE_LOG(INFO, VHOST_DATA,
- "(%"PRIu64") WARNING: Not configuring device,"
+ "(%d) WARNING: Not configuring device,"
"as already have %d ports for VXLAN.",
- dev->device_fh, VXLAN_N_PORTS);
+ vdev->vid, VXLAN_N_PORTS);
return -1;
}
@@ -262,9 +261,9 @@ vxlan_link(struct vhost_dev *vdev, struct rte_mbuf *m)
pkt_hdr = rte_pktmbuf_mtod(m, struct ether_hdr *);
if (is_same_ether_addr(&(pkt_hdr->s_addr), &vdev->mac_address)) {
RTE_LOG(INFO, VHOST_DATA,
- "(%"PRIu64") WARNING: This device is using an existing"
+ "(%d) WARNING: This device is using an existing"
" MAC address and has not been registered.\n",
- dev->device_fh);
+ vdev->vid);
return -1;
}
@@ -425,8 +424,7 @@ vxlan_tx_pkts(uint8_t port_id, uint16_t queue_id,
/* Check for decapsulation and pass packets directly to VIRTIO device */
int
-vxlan_rx_pkts(struct virtio_net *dev, struct rte_mbuf **pkts_burst,
- uint32_t rx_count)
+vxlan_rx_pkts(int vid, struct rte_mbuf **pkts_burst, uint32_t rx_count)
{
uint32_t i = 0;
uint32_t count = 0;
@@ -436,11 +434,11 @@ vxlan_rx_pkts(struct virtio_net *dev, struct rte_mbuf **pkts_burst,
for (i = 0; i < rx_count; i++) {
if (enable_stats) {
rte_atomic64_add(
- &dev_statistics[dev->device_fh].rx_bad_ip_csum,
+ &dev_statistics[vid].rx_bad_ip_csum,
(pkts_burst[i]->ol_flags & PKT_RX_IP_CKSUM_BAD)
!= 0);
rte_atomic64_add(
- &dev_statistics[dev->device_fh].rx_bad_ip_csum,
+ &dev_statistics[vid].rx_bad_ip_csum,
(pkts_burst[i]->ol_flags & PKT_RX_L4_CKSUM_BAD)
!= 0);
}
@@ -452,6 +450,6 @@ vxlan_rx_pkts(struct virtio_net *dev, struct rte_mbuf **pkts_burst,
count++;
}
- ret = rte_vhost_enqueue_burst(dev, VIRTIO_RXQ, pkts_valid, count);
+ ret = rte_vhost_enqueue_burst(vid, VIRTIO_RXQ, pkts_valid, count);
return ret;
}
diff --git a/examples/tep_termination/vxlan_setup.h b/examples/tep_termination/vxlan_setup.h
index 1846540f..8d264619 100644
--- a/examples/tep_termination/vxlan_setup.h
+++ b/examples/tep_termination/vxlan_setup.h
@@ -55,10 +55,10 @@ typedef void (*ol_tunnel_destroy_t)(struct vhost_dev *vdev);
typedef int (*ol_tx_handle_t)(uint8_t port_id, uint16_t queue_id,
struct rte_mbuf **tx_pkts, uint16_t nb_pkts);
-typedef int (*ol_rx_handle_t)(struct virtio_net *dev, struct rte_mbuf **pkts,
+typedef int (*ol_rx_handle_t)(int vid, struct rte_mbuf **pkts,
uint32_t count);
-typedef int (*ol_param_handle)(struct virtio_net *dev);
+typedef int (*ol_param_handle)(int vid);
struct ol_switch_ops {
ol_port_configure_t port_configure;
@@ -82,6 +82,6 @@ int
vxlan_tx_pkts(uint8_t port_id, uint16_t queue_id,
struct rte_mbuf **tx_pkts, uint16_t nb_pkts);
int
-vxlan_rx_pkts(struct virtio_net *dev, struct rte_mbuf **pkts, uint32_t count);
+vxlan_rx_pkts(int vid, struct rte_mbuf **pkts, uint32_t count);
#endif /* VXLAN_SETUP_H_ */