#include "main.h"
-#define MAX_QUEUES 128
+#define MAX_QUEUES 512
/* the maximum number of external ports supported */
#define MAX_SUP_PORTS 1
+ RTE_PKTMBUF_HEADROOM)
#define MBUF_CACHE_SIZE_ZCP 0
-/*
- * RX and TX Prefetch, Host, and Write-back threshold values should be
- * carefully set for optimal performance. Consult the network
- * controller's datasheet and supporting DPDK documentation for guidance
- * on how these parameters should be set.
- */
-#define RX_PTHRESH 8 /* Default values of RX prefetch threshold reg. */
-#define RX_HTHRESH 8 /* Default values of RX host threshold reg. */
-#define RX_WTHRESH 4 /* Default values of RX write-back threshold reg. */
-
-/*
- * These default values are optimized for use with the Intel(R) 82599 10 GbE
- * Controller and the DPDK ixgbe PMD. Consider using other values for other
- * network controllers and/or network drivers.
- */
-#define TX_PTHRESH 36 /* Default values of TX prefetch threshold reg. */
-#define TX_HTHRESH 0 /* Default values of TX host threshold reg. */
-#define TX_WTHRESH 0 /* Default values of TX write-back threshold reg. */
-
#define MAX_PKT_BURST 32 /* Max burst size for RX/TX */
-#define MAX_MRG_PKT_BURST 16 /* Max burst for merge buffers. Set to 1 due to performance issue. */
#define BURST_TX_DRAIN_US 100 /* TX drain every ~100us */
#define BURST_RX_WAIT_US 15 /* Defines how long we wait between retries on RX */
#define MAC_ADDR_CMP 0xFFFFFFFFFFFFULL
/* Number of descriptors per cacheline. */
-#define DESC_PER_CACHELINE (CACHE_LINE_SIZE / sizeof(struct vring_desc))
+#define DESC_PER_CACHELINE (RTE_CACHE_LINE_SIZE / sizeof(struct vring_desc))
/* mask of enabled ports */
static uint32_t enabled_port_mask = 0;
+/* Promiscuous mode */
+static uint32_t promiscuous;
+
/*Number of switching cores enabled*/
static uint32_t num_switching_cores = 0;
/* number of devices/queues to support*/
static uint32_t num_queues = 0;
-uint32_t num_devices = 0;
+static uint32_t num_devices;
/*
* Enable zero copy, pkts buffer will directly dma to hw descriptor,
* disabled on default.
*/
static uint32_t zero_copy;
+static int mergeable;
/* number of descriptors to apply*/
static uint32_t num_rx_descriptor = RTE_TEST_RX_DESC_DEFAULT_ZCP;
/* Character device basename. Can be set by user. */
static char dev_basename[MAX_BASENAME_SZ] = "vhost-net";
-
-/* This can be set by the user so it is made available here. */
-extern uint64_t VHOST_FEATURES;
-
-/* Default configuration for rx and tx thresholds etc. */
-static struct rte_eth_rxconf rx_conf_default = {
- .rx_thresh = {
- .pthresh = RX_PTHRESH,
- .hthresh = RX_HTHRESH,
- .wthresh = RX_WTHRESH,
- },
- .rx_drop_en = 1,
-};
-
-/*
- * These default values are optimized for use with the Intel(R) 82599 10 GbE
- * Controller and the DPDK ixgbe/igb PMD. Consider using other values for other
- * network controllers and/or network drivers.
- */
-static struct rte_eth_txconf tx_conf_default = {
- .tx_thresh = {
- .pthresh = TX_PTHRESH,
- .hthresh = TX_HTHRESH,
- .wthresh = TX_WTHRESH,
- },
- .tx_free_thresh = 0, /* Use PMD default values */
- .tx_rs_thresh = 0, /* Use PMD default values */
-};
-
/* empty vmdq configuration structure. Filled in programatically */
static struct rte_eth_conf vmdq_conf_default = {
.rxmode = {
static unsigned lcore_ids[RTE_MAX_LCORE];
static uint8_t ports[RTE_MAX_ETHPORTS];
static unsigned num_ports = 0; /**< The number of ports specified in command line */
+static uint16_t num_pf_queues, num_vmdq_queues;
+static uint16_t vmdq_pool_base, vmdq_queue_base;
+static uint16_t queues_per_pool;
static const uint16_t external_pkt_default_vlan_tag = 2000;
const uint16_t vlan_tags[] = {
get_eth_conf(struct rte_eth_conf *eth_conf, uint32_t num_devices)
{
struct rte_eth_vmdq_rx_conf conf;
+ struct rte_eth_vmdq_rx_conf *def_conf =
+ &vmdq_conf_default.rx_adv_conf.vmdq_rx_conf;
unsigned i;
memset(&conf, 0, sizeof(conf));
conf.nb_queue_pools = (enum rte_eth_nb_pools)num_devices;
conf.nb_pool_maps = num_devices;
- conf.enable_loop_back =
- vmdq_conf_default.rx_adv_conf.vmdq_rx_conf.enable_loop_back;
+ conf.enable_loop_back = def_conf->enable_loop_back;
+ conf.rx_mode = def_conf->rx_mode;
for (i = 0; i < conf.nb_pool_maps; i++) {
conf.pool_map[i].vlan_id = vlan_tags[ i ];
{
struct rte_eth_dev_info dev_info;
struct rte_eth_conf port_conf;
- uint16_t rx_rings, tx_rings;
+ struct rte_eth_rxconf *rxconf;
+ struct rte_eth_txconf *txconf;
+ int16_t rx_rings, tx_rings;
uint16_t rx_ring_size, tx_ring_size;
int retval;
uint16_t q;
/* The max pool number from dev_info will be used to validate the pool number specified in cmd line */
rte_eth_dev_info_get (port, &dev_info);
+ if (dev_info.max_rx_queues > MAX_QUEUES) {
+ rte_exit(EXIT_FAILURE,
+ "please define MAX_QUEUES no less than %u in %s\n",
+ dev_info.max_rx_queues, __FILE__);
+ }
+
+ rxconf = &dev_info.default_rxconf;
+ txconf = &dev_info.default_txconf;
+ rxconf->rx_drop_en = 1;
+
+ /*
+ * Zero copy defers queue RX/TX start to the time when guest
+ * finishes its startup and packet buffers from that guest are
+ * available.
+ */
+ if (zero_copy) {
+ rxconf->rx_deferred_start = 1;
+ rxconf->rx_drop_en = 0;
+ txconf->tx_deferred_start = 1;
+ }
+
/*configure the number of supported virtio devices based on VMDQ limits */
num_devices = dev_info.max_vmdq_pools;
- num_queues = dev_info.max_rx_queues;
if (zero_copy) {
rx_ring_size = num_rx_descriptor;
retval = get_eth_conf(&port_conf, num_devices);
if (retval < 0)
return retval;
+ /* NIC queues are divided into pf queues and vmdq queues. */
+ num_pf_queues = dev_info.max_rx_queues - dev_info.vmdq_queue_num;
+ queues_per_pool = dev_info.vmdq_queue_num / dev_info.max_vmdq_pools;
+ num_vmdq_queues = num_devices * queues_per_pool;
+ num_queues = num_pf_queues + num_vmdq_queues;
+ vmdq_queue_base = dev_info.vmdq_queue_base;
+ vmdq_pool_base = dev_info.vmdq_pool_base;
+ printf("pf queue num: %u, configured vmdq pool num: %u, each vmdq pool has %u queues\n",
+ num_pf_queues, num_devices, queues_per_pool);
if (port >= rte_eth_dev_count()) return -1;
- rx_rings = (uint16_t)num_queues,
+ rx_rings = (uint16_t)dev_info.max_rx_queues;
/* Configure ethernet device. */
retval = rte_eth_dev_configure(port, rx_rings, tx_rings, &port_conf);
if (retval != 0)
/* Setup the queues. */
for (q = 0; q < rx_rings; q ++) {
retval = rte_eth_rx_queue_setup(port, q, rx_ring_size,
- rte_eth_dev_socket_id(port), &rx_conf_default,
+ rte_eth_dev_socket_id(port),
+ rxconf,
vpool_array[q].pool);
if (retval < 0)
return retval;
}
for (q = 0; q < tx_rings; q ++) {
retval = rte_eth_tx_queue_setup(port, q, tx_ring_size,
- rte_eth_dev_socket_id(port), &tx_conf_default);
+ rte_eth_dev_socket_id(port),
+ txconf);
if (retval < 0)
return retval;
}
return retval;
}
+ if (promiscuous)
+ rte_eth_promiscuous_enable(port);
+
rte_eth_macaddr_get(port, &vmdq_ports_eth_addr[port]);
RTE_LOG(INFO, VHOST_PORT, "Max virtio devices supported: %u\n", num_devices);
RTE_LOG(INFO, VHOST_PORT, "Port %u MAC: %02"PRIx8" %02"PRIx8" %02"PRIx8
};
/* Parse command line */
- while ((opt = getopt_long(argc, argv, "p:",long_option, &option_index)) != EOF) {
+ while ((opt = getopt_long(argc, argv, "p:P",
+ long_option, &option_index)) != EOF) {
switch (opt) {
/* Portmask */
case 'p':
}
break;
+ case 'P':
+ promiscuous = 1;
+ vmdq_conf_default.rx_adv_conf.vmdq_rx_conf.rx_mode =
+ ETH_VMDQ_ACCEPT_BROADCAST |
+ ETH_VMDQ_ACCEPT_MULTICAST;
+ rte_vhost_feature_enable(1ULL << VIRTIO_NET_F_CTRL_RX);
+
+ break;
+
case 0:
/* Enable/disable vm2vm comms. */
if (!strncmp(long_option[option_index].name, "vm2vm",
us_vhost_usage(prgname);
return -1;
} else {
+ mergeable = !!ret;
if (ret) {
vmdq_conf_default.rxmode.jumbo_frame = 1;
vmdq_conf_default.rxmode.max_rx_pkt_len
= JUMBO_FRAME_MAX_SIZE;
- VHOST_FEATURES = (1ULL << VIRTIO_NET_F_MRG_RXBUF);
}
}
}
vdev->vlan_tag);
/* Register the MAC address. */
- ret = rte_eth_dev_mac_addr_add(ports[0], &vdev->mac_address, (uint32_t)dev->device_fh);
+ ret = rte_eth_dev_mac_addr_add(ports[0], &vdev->mac_address,
+ (uint32_t)dev->device_fh + vmdq_pool_base);
if (ret)
RTE_LOG(ERR, VHOST_DATA, "(%"PRIu64") Failed to add device MAC address to VMDQ\n",
dev->device_fh);
* Check if the packet destination MAC address is for a local device. If so then put
* the packet on that devices RX queue. If not then return.
*/
-static inline unsigned __attribute__((always_inline))
+static inline int __attribute__((always_inline))
virtio_tx_local(struct vhost_dev *vdev, struct rte_mbuf *m)
{
struct virtio_net_data_ll *dev_ll;
LOG_DEBUG(VHOST_DATA, "(%"PRIu64") TX: MAC address is local\n", tdev->device_fh);
- if (dev_ll->vdev->remove) {
+ if (unlikely(dev_ll->vdev->remove)) {
/*drop the packet if the device is marked for removal*/
LOG_DEBUG(VHOST_DATA, "(%"PRIu64") Device is marked for removal\n", tdev->device_fh);
} else {
return -1;
}
+/*
+ * Check if the destination MAC of a packet is one local VM,
+ * and get its vlan tag, and offset if it is.
+ */
+static inline int __attribute__((always_inline))
+find_local_dest(struct virtio_net *dev, struct rte_mbuf *m,
+ uint32_t *offset, uint16_t *vlan_tag)
+{
+ struct virtio_net_data_ll *dev_ll = ll_root_used;
+ struct ether_hdr *pkt_hdr = rte_pktmbuf_mtod(m, struct ether_hdr *);
+
+ while (dev_ll != NULL) {
+ if ((dev_ll->vdev->ready == DEVICE_RX)
+ && ether_addr_cmp(&(pkt_hdr->d_addr),
+ &dev_ll->vdev->mac_address)) {
+ /*
+ * Drop the packet if the TX packet is
+ * destined for the TX device.
+ */
+ if (dev_ll->vdev->dev->device_fh == dev->device_fh) {
+ LOG_DEBUG(VHOST_DATA,
+ "(%"PRIu64") TX: Source and destination"
+ " MAC addresses are the same. Dropping "
+ "packet.\n",
+ dev_ll->vdev->dev->device_fh);
+ return -1;
+ }
+
+ /*
+ * HW vlan strip will reduce the packet length
+ * by minus length of vlan tag, so need restore
+ * the packet length by plus it.
+ */
+ *offset = VLAN_HLEN;
+ *vlan_tag =
+ (uint16_t)
+ vlan_tags[(uint16_t)dev_ll->vdev->dev->device_fh];
+
+ LOG_DEBUG(VHOST_DATA,
+ "(%"PRIu64") TX: pkt to local VM device id:"
+ "(%"PRIu64") vlan tag: %d.\n",
+ dev->device_fh, dev_ll->vdev->dev->device_fh,
+ vlan_tag);
+
+ break;
+ }
+ dev_ll = dev_ll->next;
+ }
+ return 0;
+}
+
/*
* This function routes the TX packet to the correct interface. This may be a local device
* or the physical port.
*/
static inline void __attribute__((always_inline))
-virtio_tx_route(struct vhost_dev *vdev, struct rte_mbuf *m, struct rte_mempool *mbuf_pool, uint16_t vlan_tag)
+virtio_tx_route(struct vhost_dev *vdev, struct rte_mbuf *m, uint16_t vlan_tag)
{
struct mbuf_table *tx_q;
- struct vlan_ethhdr *vlan_hdr;
struct rte_mbuf **m_table;
- struct rte_mbuf *mbuf, *prev;
unsigned len, ret, offset = 0;
const uint16_t lcore_id = rte_lcore_id();
- struct virtio_net_data_ll *dev_ll = ll_root_used;
- struct ether_hdr *pkt_hdr = rte_pktmbuf_mtod(m, struct ether_hdr *);
struct virtio_net *dev = vdev->dev;
/*check if destination is local VM*/
- if ((vm2vm_mode == VM2VM_SOFTWARE) && (virtio_tx_local(vdev, m) == 0))
+ if ((vm2vm_mode == VM2VM_SOFTWARE) && (virtio_tx_local(vdev, m) == 0)) {
+ rte_pktmbuf_free(m);
return;
+ }
if (vm2vm_mode == VM2VM_HARDWARE) {
- while (dev_ll != NULL) {
- if ((dev_ll->vdev->ready == DEVICE_RX)
- && ether_addr_cmp(&(pkt_hdr->d_addr),
- &dev_ll->vdev->mac_address)) {
- /*
- * Drop the packet if the TX packet is
- * destined for the TX device.
- */
- if (dev_ll->vdev->dev->device_fh == dev->device_fh) {
- LOG_DEBUG(VHOST_DATA,
- "(%"PRIu64") TX: Source and destination"
- " MAC addresses are the same. Dropping "
- "packet.\n",
- dev_ll->vdev->device_fh);
- return;
- }
- offset = 4;
- vlan_tag =
- (uint16_t)
- vlan_tags[(uint16_t)dev_ll->vdev->dev->device_fh];
-
- LOG_DEBUG(VHOST_DATA,
- "(%"PRIu64") TX: pkt to local VM device id:"
- "(%"PRIu64") vlan tag: %d.\n",
- dev->device_fh, dev_ll->vdev->dev->device_fh,
- vlan_tag);
-
- break;
- }
- dev_ll = dev_ll->next;
+ if (find_local_dest(dev, m, &offset, &vlan_tag) != 0 ||
+ offset > rte_pktmbuf_tailroom(m)) {
+ rte_pktmbuf_free(m);
+ return;
}
}
tx_q = &lcore_tx_queue[lcore_id];
len = tx_q->len;
- /* Allocate an mbuf and populate the structure. */
- mbuf = rte_pktmbuf_alloc(mbuf_pool);
- if (unlikely(mbuf == NULL)) {
- RTE_LOG(ERR, VHOST_DATA,
- "Failed to allocate memory for mbuf.\n");
- return;
- }
-
- mbuf->data_len = m->data_len + VLAN_HLEN + offset;
- mbuf->pkt_len = m->pkt_len + VLAN_HLEN + offset;
- mbuf->nb_segs = m->nb_segs;
+ m->ol_flags = PKT_TX_VLAN_PKT;
- /* Copy ethernet header to mbuf. */
- rte_memcpy(rte_pktmbuf_mtod(mbuf, void *),
- rte_pktmbuf_mtod(m, const void *),
- ETH_HLEN);
-
-
- /* Setup vlan header. Bytes need to be re-ordered for network with htons()*/
- vlan_hdr = rte_pktmbuf_mtod(mbuf, struct vlan_ethhdr *);
- vlan_hdr->h_vlan_encapsulated_proto = vlan_hdr->h_vlan_proto;
- vlan_hdr->h_vlan_proto = htons(ETH_P_8021Q);
- vlan_hdr->h_vlan_TCI = htons(vlan_tag);
-
- /* Copy the remaining packet contents to the mbuf. */
- rte_memcpy((void *)(rte_pktmbuf_mtod(mbuf, uint8_t *) + VLAN_ETH_HLEN),
- (const void *)(rte_pktmbuf_mtod(m, uint8_t *) + ETH_HLEN),
- (m->data_len - ETH_HLEN));
-
- /* Copy the remaining segments for the whole packet. */
- prev = mbuf;
- while (m->next) {
- /* Allocate an mbuf and populate the structure. */
- struct rte_mbuf *next_mbuf = rte_pktmbuf_alloc(mbuf_pool);
- if (unlikely(next_mbuf == NULL)) {
- rte_pktmbuf_free(mbuf);
- RTE_LOG(ERR, VHOST_DATA,
- "Failed to allocate memory for mbuf.\n");
- return;
- }
+ m->data_len += offset;
+ m->pkt_len += offset;
- m = m->next;
- prev->next = next_mbuf;
- prev = next_mbuf;
- next_mbuf->data_len = m->data_len;
+ m->vlan_tci = vlan_tag;
- /* Copy data to next mbuf. */
- rte_memcpy(rte_pktmbuf_mtod(next_mbuf, void *),
- rte_pktmbuf_mtod(m, const void *), m->data_len);
- }
-
- tx_q->m_table[len] = mbuf;
+ tx_q->m_table[len] = m;
len++;
if (enable_stats) {
dev_statistics[dev->device_fh].tx_total++;
vdev = dev_ll->vdev;
dev = vdev->dev;
- if (vdev->remove) {
+ if (unlikely(vdev->remove)) {
dev_ll = dev_ll->next;
unlink_vmdq(vdev);
vdev->ready = DEVICE_SAFE_REMOVE;
}
}
- if (!vdev->remove) {
+ if (likely(!vdev->remove)) {
/* Handle guest TX*/
tx_count = rte_vhost_dequeue_burst(dev, VIRTIO_TXQ, mbuf_pool, pkts_burst, MAX_PKT_BURST);
/* If this is the first received packet we need to learn the MAC and setup VMDQ */
}
}
while (tx_count)
- virtio_tx_route(vdev, pkts_burst[--tx_count], mbuf_pool, (uint16_t)dev->device_fh);
+ virtio_tx_route(vdev, pkts_burst[--tx_count], (uint16_t)dev->device_fh);
}
/*move to the next device in the list*/
struct rte_mbuf *mbuf = NULL;
unsigned len, ret, offset = 0;
struct vpool *vpool;
- struct virtio_net_data_ll *dev_ll = ll_root_used;
- struct ether_hdr *pkt_hdr = rte_pktmbuf_mtod(m, struct ether_hdr *);
uint16_t vlan_tag = (uint16_t)vlan_tags[(uint16_t)dev->device_fh];
uint16_t vmdq_rx_q = ((struct vhost_dev *)dev->priv)->vmdq_rx_q;
* such a ambiguous situation, so pkt will lost.
*/
vlan_tag = external_pkt_default_vlan_tag;
- while (dev_ll != NULL) {
- if (likely(dev_ll->vdev->ready == DEVICE_RX) &&
- ether_addr_cmp(&(pkt_hdr->d_addr),
- &dev_ll->vdev->mac_address)) {
-
- /*
- * Drop the packet if the TX packet is destined
- * for the TX device.
- */
- if (unlikely(dev_ll->vdev->dev->device_fh
- == dev->device_fh)) {
- LOG_DEBUG(VHOST_DATA,
- "(%"PRIu64") TX: Source and destination"
- "MAC addresses are the same. Dropping "
- "packet.\n",
- dev_ll->vdev->dev->device_fh);
- MBUF_HEADROOM_UINT32(mbuf)
- = (uint32_t)desc_idx;
- __rte_mbuf_raw_free(mbuf);
- return;
- }
-
- /*
- * Packet length offset 4 bytes for HW vlan
- * strip when L2 switch back.
- */
- offset = 4;
- vlan_tag =
- (uint16_t)
- vlan_tags[(uint16_t)dev_ll->vdev->dev->device_fh];
-
- LOG_DEBUG(VHOST_DATA,
- "(%"PRIu64") TX: pkt to local VM device id:"
- "(%"PRIu64") vlan tag: %d.\n",
- dev->device_fh, dev_ll->vdev->dev->device_fh,
- vlan_tag);
-
- break;
- }
- dev_ll = dev_ll->next;
+ if (find_local_dest(dev, m, &offset, &vlan_tag) != 0) {
+ MBUF_HEADROOM_UINT32(mbuf) = (uint32_t)desc_idx;
+ __rte_mbuf_raw_free(mbuf);
+ return;
}
}
/* Buffer address translation. */
buff_addr = gpa_to_vva(dev, desc->addr);
- phys_addr = gpa_to_hpa(vdev, desc->addr, desc->len, &addr_type);
+ /* Need check extra VLAN_HLEN size for inserting VLAN tag */
+ phys_addr = gpa_to_hpa(vdev, desc->addr, desc->len + VLAN_HLEN,
+ &addr_type);
if (likely(packet_success < (free_entries - 1)))
/* Prefetch descriptor index. */
return 0;
}
-/*
- * Set virtqueue flags so that we do not receive interrupts.
- */
-static void
-set_irq_status (struct virtio_net *dev)
-{
- dev->virtqueue[VIRTIO_RXQ]->used->flags = VRING_USED_F_NO_NOTIFY;
- dev->virtqueue[VIRTIO_TXQ]->used->flags = VRING_USED_F_NO_NOTIFY;
-}
-
/*
* 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
struct vhost_dev *vdev;
uint32_t regionidx;
- vdev = rte_zmalloc("vhost device", sizeof(*vdev), CACHE_LINE_SIZE);
+ 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);
vdev->regions_hpa = (struct virtio_memory_regions_hpa *) rte_zmalloc("vhost hpa region",
sizeof(struct virtio_memory_regions_hpa) * vdev->nregions_hpa,
- CACHE_LINE_SIZE);
+ RTE_CACHE_LINE_SIZE);
if (vdev->regions_hpa == NULL) {
RTE_LOG(ERR, VHOST_CONFIG, "Cannot allocate memory for hpa region\n");
rte_free(vdev);
ll_dev->vdev = vdev;
add_data_ll_entry(&ll_root_used, ll_dev);
vdev->vmdq_rx_q
- = dev->device_fh * (num_queues / num_devices);
+ = dev->device_fh * queues_per_pool + vmdq_queue_base;
if (zero_copy) {
uint32_t index = vdev->vmdq_rx_q;
}
}
/* Add device to lcore ll */
- ll_dev->dev->coreid = core_add;
- ll_dev = get_data_ll_free_entry(&lcore_info[ll_dev->dev->coreid].lcore_ll->ll_root_free);
+ 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);
vdev->ready = DEVICE_SAFE_REMOVE;
ll_dev->vdev = vdev;
vdev->coreid = core_add;
- add_data_ll_entry(&lcore_info[ll_dev->dev->coreid].lcore_ll->ll_root_used, ll_dev);
+ add_data_ll_entry(&lcore_info[vdev->coreid].lcore_ll->ll_root_used, ll_dev);
/* Initialize device stats */
memset(&dev_statistics[dev->device_fh], 0, sizeof(struct device_statistics));
/* Disable notifications. */
- set_irq_status(dev);
+ rte_vhost_enable_guest_notification(dev, VIRTIO_RXQ, 0);
+ rte_vhost_enable_guest_notification(dev, VIRTIO_TXQ, 0);
lcore_info[vdev->coreid].lcore_ll->device_num++;
dev->flags |= VIRTIO_DEV_RUNNING;
* device is also registered here to handle the IOCTLs.
*/
int
-MAIN(int argc, char *argv[])
+main(int argc, char *argv[])
{
struct rte_mempool *mbuf_pool = NULL;
unsigned lcore_id, core_id = 0;
unsigned nb_ports, valid_num_ports;
int ret;
- uint8_t portid, queue_id = 0;
+ uint8_t portid;
+ uint16_t queue_id;
static pthread_t tid;
/* init EAL */
char pool_name[RTE_MEMPOOL_NAMESIZE];
char ring_name[RTE_MEMPOOL_NAMESIZE];
- /*
- * Zero copy defers queue RX/TX start to the time when guest
- * finishes its startup and packet buffers from that guest are
- * available.
- */
- rx_conf_default.rx_deferred_start = (uint8_t)zero_copy;
- rx_conf_default.rx_drop_en = 0;
- tx_conf_default.tx_deferred_start = (uint8_t)zero_copy;
nb_mbuf = num_rx_descriptor
+ num_switching_cores * MBUF_CACHE_SIZE_ZCP
+ num_switching_cores * MAX_PKT_BURST;
}
LOG_DEBUG(VHOST_CONFIG,
- "in MAIN: mbuf count in mempool at initial "
+ "in main: mbuf count in mempool at initial "
"is: %d\n", count_in_mempool);
LOG_DEBUG(VHOST_CONFIG,
- "in MAIN: mbuf count in ring at initial is :"
+ "in main: mbuf count in ring at initial is :"
" %d\n",
rte_ring_count(vpool_array[index].ring));
}
lcore_id);
}
+ if (mergeable == 0)
+ rte_vhost_feature_disable(1ULL << VIRTIO_NET_F_MRG_RXBUF);
+
/* Register CUSE device to handle IOCTLs. */
ret = rte_vhost_driver_register((char *)&dev_basename);
if (ret != 0)