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-rw-r--r--drivers/net/vhost/rte_eth_vhost.c31
1 files changed, 21 insertions, 10 deletions
diff --git a/drivers/net/vhost/rte_eth_vhost.c b/drivers/net/vhost/rte_eth_vhost.c
index e58f3221..b38a4b6b 100644
--- a/drivers/net/vhost/rte_eth_vhost.c
+++ b/drivers/net/vhost/rte_eth_vhost.c
@@ -30,6 +30,7 @@ enum {VIRTIO_RXQ, VIRTIO_TXQ, VIRTIO_QNUM};
#define ETH_VHOST_CLIENT_ARG "client"
#define ETH_VHOST_DEQUEUE_ZERO_COPY "dequeue-zero-copy"
#define ETH_VHOST_IOMMU_SUPPORT "iommu-support"
+#define ETH_VHOST_POSTCOPY_SUPPORT "postcopy-support"
#define VHOST_MAX_PKT_BURST 32
static const char *valid_arguments[] = {
@@ -38,6 +39,7 @@ static const char *valid_arguments[] = {
ETH_VHOST_CLIENT_ARG,
ETH_VHOST_DEQUEUE_ZERO_COPY,
ETH_VHOST_IOMMU_SUPPORT,
+ ETH_VHOST_POSTCOPY_SUPPORT,
NULL
};
@@ -1070,8 +1072,7 @@ eth_dev_info(struct rte_eth_dev *dev,
dev_info->tx_offload_capa = DEV_TX_OFFLOAD_MULTI_SEGS |
DEV_TX_OFFLOAD_VLAN_INSERT;
- dev_info->rx_offload_capa = DEV_RX_OFFLOAD_VLAN_STRIP |
- DEV_RX_OFFLOAD_CRC_STRIP;
+ dev_info->rx_offload_capa = DEV_RX_OFFLOAD_VLAN_STRIP;
}
static int
@@ -1221,10 +1222,12 @@ eth_dev_vhost_create(struct rte_vdev_device *dev, char *iface_name,
eth_dev = rte_eth_vdev_allocate(dev, sizeof(*internal));
if (eth_dev == NULL)
goto error;
+ data = eth_dev->data;
eth_addr = rte_zmalloc_socket(name, sizeof(*eth_addr), 0, numa_node);
if (eth_addr == NULL)
goto error;
+ data->mac_addrs = eth_addr;
*eth_addr = base_eth_addr;
eth_addr->addr_bytes[5] = eth_dev->data->port_id;
@@ -1254,13 +1257,11 @@ eth_dev_vhost_create(struct rte_vdev_device *dev, char *iface_name,
rte_spinlock_init(&vring_state->lock);
vring_states[eth_dev->data->port_id] = vring_state;
- data = eth_dev->data;
data->nb_rx_queues = queues;
data->nb_tx_queues = queues;
internal->max_queues = queues;
internal->vid = -1;
data->dev_link = pmd_link;
- data->mac_addrs = eth_addr;
data->dev_flags = RTE_ETH_DEV_INTR_LSC;
eth_dev->dev_ops = &ops;
@@ -1292,10 +1293,7 @@ error:
free(internal->dev_name);
}
rte_free(vring_state);
- rte_free(eth_addr);
- if (eth_dev)
- rte_eth_dev_release_port(eth_dev);
- rte_free(internal);
+ rte_eth_dev_release_port(eth_dev);
rte_free(list);
return -1;
@@ -1340,13 +1338,13 @@ rte_pmd_vhost_probe(struct rte_vdev_device *dev)
int client_mode = 0;
int dequeue_zero_copy = 0;
int iommu_support = 0;
+ int postcopy_support = 0;
struct rte_eth_dev *eth_dev;
const char *name = rte_vdev_device_name(dev);
VHOST_LOG(INFO, "Initializing pmd_vhost for %s\n", name);
- if (rte_eal_process_type() == RTE_PROC_SECONDARY &&
- strlen(rte_vdev_device_args(dev)) == 0) {
+ if (rte_eal_process_type() == RTE_PROC_SECONDARY) {
eth_dev = rte_eth_dev_attach_secondary(name);
if (!eth_dev) {
VHOST_LOG(ERR, "Failed to probe %s\n", name);
@@ -1412,6 +1410,16 @@ rte_pmd_vhost_probe(struct rte_vdev_device *dev)
flags |= RTE_VHOST_USER_IOMMU_SUPPORT;
}
+ if (rte_kvargs_count(kvlist, ETH_VHOST_POSTCOPY_SUPPORT) == 1) {
+ ret = rte_kvargs_process(kvlist, ETH_VHOST_POSTCOPY_SUPPORT,
+ &open_int, &postcopy_support);
+ if (ret < 0)
+ goto out_free;
+
+ if (postcopy_support)
+ flags |= RTE_VHOST_USER_POSTCOPY_SUPPORT;
+ }
+
if (dev->device.numa_node == SOCKET_ID_ANY)
dev->device.numa_node = rte_socket_id();
@@ -1437,6 +1445,9 @@ rte_pmd_vhost_remove(struct rte_vdev_device *dev)
if (eth_dev == NULL)
return -ENODEV;
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY)
+ return rte_eth_dev_release_port(eth_dev);
+
eth_dev_close(eth_dev);
rte_free(vring_states[eth_dev->data->port_id]);