return 0;
}
+void vl_api_rpc_call_main_thread (void *fp, u8 * data, u32 data_length);
+
+static clib_error_t *
+call_tap_read_ready (clib_file_t * uf)
+{
+ /* nothing to do */
+ return 0;
+}
+
+static void
+tap_delete_if_cp (u32 * sw_if_index)
+{
+ vlib_main_t *vm = vlib_get_main ();
+ tap_delete_if (vm, *sw_if_index);
+}
+
+/*
+ * Tap clean-up routine:
+ * Linux side of tap interface can be deleted i.e. tap is
+ * attached to container and if someone will delete this
+ * container, will also removes tap interface. While VPP
+ * will have other side of tap. This function will RPC
+ * main thread to call the tap_delete_if to cleanup tap.
+ */
+static clib_error_t *
+call_tap_error_ready (clib_file_t * uf)
+{
+ vl_api_rpc_call_main_thread (tap_delete_if_cp, (u8 *) & uf->private_data,
+ sizeof (uf->private_data));
+ return 0;
+}
+
static int
open_netns_fd (char *netns)
{
size_t hdrsz;
struct vhost_memory *vhost_mem = 0;
virtio_if_t *vif = 0;
+ clib_file_t t = { 0 };
clib_error_t *err = 0;
int fd = -1;
_IOCTL (vif->tap_fd, TUNSETIFF, (void *) &ifr);
vif->ifindex = if_nametoindex (ifr.ifr_ifrn.ifrn_name);
+ if (!args->host_if_name)
+ args->host_if_name = (u8 *) ifr.ifr_ifrn.ifrn_name;
+
unsigned int offload = 0;
hdrsz = sizeof (struct virtio_net_hdr_v1);
if (args->tap_flags & TAP_FLAG_GSO)
vhost_mem->regions[0].memory_size = (1ULL << 47) - 4096;
_IOCTL (vif->fd, VHOST_SET_MEM_TABLE, vhost_mem);
- if ((args->error = virtio_vring_init (vm, vif, 0, args->rx_ring_sz)))
+ if ((args->error =
+ virtio_vring_init (vm, vif, RX_QUEUE (0), args->rx_ring_sz)))
{
args->rv = VNET_API_ERROR_INIT_FAILED;
goto error;
}
+ vif->num_rxqs = 1;
- if ((args->error = virtio_vring_init (vm, vif, 1, args->tx_ring_sz)))
+ if ((args->error =
+ virtio_vring_init (vm, vif, TX_QUEUE (0), args->tx_ring_sz)))
{
args->rv = VNET_API_ERROR_INIT_FAILED;
goto error;
}
+ vif->num_txqs = 1;
if (!args->mac_addr_set)
ethernet_mac_address_generate (args->mac_addr);
- vif->rx_ring_sz = args->rx_ring_sz != 0 ? args->rx_ring_sz : 256;
- vif->tx_ring_sz = args->tx_ring_sz != 0 ? args->tx_ring_sz : 256;
clib_memcpy (vif->mac_addr, args->mac_addr, 6);
vif->host_if_name = args->host_if_name;
vnet_hw_interface_set_rx_mode (vnm, vif->hw_if_index, 0,
VNET_HW_INTERFACE_RX_MODE_DEFAULT);
vif->per_interface_next_index = ~0;
- virtio_vring_set_numa_node (vm, vif, 0);
+ virtio_vring_set_numa_node (vm, vif, RX_QUEUE (0));
vif->flags |= VIRTIO_IF_FLAG_ADMIN_UP;
vnet_hw_interface_set_flags (vnm, vif->hw_if_index,
VNET_HW_INTERFACE_FLAG_LINK_UP);
+ vif->cxq_vring = NULL;
+
+ t.read_function = call_tap_read_ready;
+ t.error_function = call_tap_error_ready;
+ t.file_descriptor = vif->tap_fd;
+ t.private_data = vif->sw_if_index;
+ t.description = format (0, "tap sw_if_index %u fd: %u",
+ vif->sw_if_index, vif->tap_fd);
+ vif->tap_file_index = clib_file_add (&file_main, &t);
+
if (thm->n_vlib_mains > 1)
clib_spinlock_init (&vif->lockp);
goto done;
close (vif->tap_fd);
if (vif->fd != -1)
close (vif->fd);
- vec_foreach_index (i, vif->vrings) virtio_vring_free (vm, vif, i);
- vec_free (vif->vrings);
+ vec_foreach_index (i, vif->rxq_vrings) virtio_vring_free_rx (vm, vif,
+ RX_QUEUE (i));
+ vec_foreach_index (i, vif->txq_vrings) virtio_vring_free_tx (vm, vif,
+ TX_QUEUE (i));
+ vec_free (vif->rxq_vrings);
+ vec_free (vif->txq_vrings);
clib_memset (vif, 0, sizeof (virtio_if_t));
pool_put (vim->interfaces, vif);
if (hw->flags & VNET_HW_INTERFACE_FLAG_SUPPORTS_GSO)
vnm->interface_main.gso_interface_count--;
+ clib_file_del_by_index (&file_main, vif->tap_file_index);
/* bring down the interface */
vnet_hw_interface_set_flags (vnm, vif->hw_if_index, 0);
vnet_sw_interface_set_flags (vnm, vif->sw_if_index, 0);
- vnet_hw_interface_unassign_rx_thread (vnm, vif->hw_if_index, 0);
+ vnet_hw_interface_unassign_rx_thread (vnm, vif->hw_if_index, RX_QUEUE (0));
ethernet_delete_interface (vnm, vif->hw_if_index);
vif->hw_if_index = ~0;
if (vif->fd != -1)
close (vif->fd);
- vec_foreach_index (i, vif->vrings) virtio_vring_free (vm, vif, i);
- vec_free (vif->vrings);
+ vec_foreach_index (i, vif->rxq_vrings) virtio_vring_free_rx (vm, vif,
+ RX_QUEUE (i));
+ vec_foreach_index (i, vif->txq_vrings) virtio_vring_free_tx (vm, vif,
+ TX_QUEUE (i));
+ vec_free (vif->rxq_vrings);
+ vec_free (vif->txq_vrings);
tm->tap_ids = clib_bitmap_set (tm->tap_ids, vif->id, 0);
clib_spinlock_free (&vif->lockp);
vnet_main_t *vnm = vnet_get_main ();
virtio_main_t *mm = &virtio_main;
virtio_if_t *vif;
+ virtio_vring_t *vring;
vnet_hw_interface_t *hi;
tap_interface_details_t *r_tapids = NULL;
tap_interface_details_t *tapid = NULL;
clib_memcpy(tapid->dev_name, hi->name,
MIN (ARRAY_LEN (tapid->dev_name) - 1,
strlen ((const char *) hi->name)));
- tapid->rx_ring_sz = vif->rx_ring_sz;
- tapid->tx_ring_sz = vif->tx_ring_sz;
+ vring = vec_elt_at_index (vif->rxq_vrings, RX_QUEUE_ACCESS(0));
+ tapid->rx_ring_sz = vring->size;
+ vring = vec_elt_at_index (vif->txq_vrings, TX_QUEUE_ACCESS(0));
+ tapid->tx_ring_sz = vring->size;
clib_memcpy(tapid->host_mac_addr, vif->host_mac_addr, 6);
if (vif->host_if_name)
{
Code Review / vpp.git / blobdiff