diff options
Diffstat (limited to 'drivers/infiniband/ulp/ipoib/ipoib_main.c')
| -rw-r--r-- | drivers/infiniband/ulp/ipoib/ipoib_main.c | 50 |
1 files changed, 33 insertions, 17 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c index 4ce315c92b48..bac95b509a9b 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_main.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c @@ -60,7 +60,6 @@ const char ipoib_driver_version[] = DRV_VERSION; MODULE_AUTHOR("Roland Dreier"); MODULE_DESCRIPTION("IP-over-InfiniBand net driver"); MODULE_LICENSE("Dual BSD/GPL"); -MODULE_VERSION(DRV_VERSION); int ipoib_sendq_size __read_mostly = IPOIB_TX_RING_SIZE; int ipoib_recvq_size __read_mostly = IPOIB_RX_RING_SIZE; @@ -100,6 +99,8 @@ static struct net_device *ipoib_get_net_dev_by_params( const union ib_gid *gid, const struct sockaddr *addr, void *client_data); static int ipoib_set_mac(struct net_device *dev, void *addr); +static int ipoib_ioctl(struct net_device *dev, struct ifreq *ifr, + int cmd); static struct ib_client ipoib_client = { .name = "ipoib", @@ -1560,6 +1561,7 @@ static void ipoib_flush_neighs(struct ipoib_dev_priv *priv) int i, wait_flushed = 0; init_completion(&priv->ntbl.flushed); + set_bit(IPOIB_NEIGH_TBL_FLUSH, &priv->flags); spin_lock_irqsave(&priv->lock, flags); @@ -1604,7 +1606,6 @@ static void ipoib_neigh_hash_uninit(struct net_device *dev) ipoib_dbg(priv, "ipoib_neigh_hash_uninit\n"); init_completion(&priv->ntbl.deleted); - set_bit(IPOIB_NEIGH_TBL_FLUSH, &priv->flags); /* Stop GC if called at init fail need to cancel work */ stopped = test_and_set_bit(IPOIB_STOP_NEIGH_GC, &priv->flags); @@ -1681,6 +1682,17 @@ out: return -ENOMEM; } +static int ipoib_ioctl(struct net_device *dev, struct ifreq *ifr, + int cmd) +{ + struct ipoib_dev_priv *priv = ipoib_priv(dev); + + if (!priv->rn_ops->ndo_do_ioctl) + return -EOPNOTSUPP; + + return priv->rn_ops->ndo_do_ioctl(dev, ifr, cmd); +} + int ipoib_dev_init(struct net_device *dev, struct ib_device *ca, int port) { struct ipoib_dev_priv *priv = ipoib_priv(dev); @@ -1835,6 +1847,7 @@ static const struct net_device_ops ipoib_netdev_ops_pf = { .ndo_set_vf_guid = ipoib_set_vf_guid, .ndo_set_mac_address = ipoib_set_mac, .ndo_get_stats64 = ipoib_get_stats, + .ndo_do_ioctl = ipoib_ioctl, }; static const struct net_device_ops ipoib_netdev_ops_vf = { @@ -1847,6 +1860,8 @@ static const struct net_device_ops ipoib_netdev_ops_vf = { .ndo_tx_timeout = ipoib_timeout, .ndo_set_rx_mode = ipoib_set_mcast_list, .ndo_get_iflink = ipoib_get_iflink, + .ndo_get_stats64 = ipoib_get_stats, + .ndo_do_ioctl = ipoib_ioctl, }; void ipoib_setup_common(struct net_device *dev) @@ -1877,6 +1892,8 @@ static void ipoib_build_priv(struct net_device *dev) priv->dev = dev; spin_lock_init(&priv->lock); init_rwsem(&priv->vlan_rwsem); + mutex_init(&priv->mcast_mutex); + mutex_init(&priv->sysfs_mutex); INIT_LIST_HEAD(&priv->path_list); INIT_LIST_HEAD(&priv->child_intfs); @@ -2173,14 +2190,14 @@ static struct net_device *ipoib_add_port(const char *format, priv->dev->dev_id = port - 1; result = ib_query_port(hca, port, &attr); - if (!result) - priv->max_ib_mtu = ib_mtu_enum_to_int(attr.max_mtu); - else { + if (result) { printk(KERN_WARNING "%s: ib_query_port %d failed\n", hca->name, port); goto device_init_failed; } + priv->max_ib_mtu = ib_mtu_enum_to_int(attr.max_mtu); + /* MTU will be reset when mcast join happens */ priv->dev->mtu = IPOIB_UD_MTU(priv->max_ib_mtu); priv->mcast_mtu = priv->admin_mtu = priv->dev->mtu; @@ -2211,12 +2228,14 @@ static struct net_device *ipoib_add_port(const char *format, printk(KERN_WARNING "%s: ib_query_gid port %d failed (ret = %d)\n", hca->name, port, result); goto device_init_failed; - } else - memcpy(priv->dev->dev_addr + 4, priv->local_gid.raw, sizeof (union ib_gid)); + } + + memcpy(priv->dev->dev_addr + 4, priv->local_gid.raw, + sizeof(union ib_gid)); set_bit(IPOIB_FLAG_DEV_ADDR_SET, &priv->flags); result = ipoib_dev_init(priv->dev, hca, port); - if (result < 0) { + if (result) { printk(KERN_WARNING "%s: failed to initialize port %d (ret = %d)\n", hca->name, port, result); goto device_init_failed; @@ -2224,13 +2243,7 @@ static struct net_device *ipoib_add_port(const char *format, INIT_IB_EVENT_HANDLER(&priv->event_handler, priv->ca, ipoib_event); - result = ib_register_event_handler(&priv->event_handler); - if (result < 0) { - printk(KERN_WARNING "%s: ib_register_event_handler failed for " - "port %d (ret = %d)\n", - hca->name, port, result); - goto event_failed; - } + ib_register_event_handler(&priv->event_handler); result = register_netdev(priv->dev); if (result) { @@ -2263,8 +2276,6 @@ register_failed: set_bit(IPOIB_STOP_NEIGH_GC, &priv->flags); cancel_delayed_work(&priv->neigh_reap_task); flush_workqueue(priv->wq); - -event_failed: ipoib_dev_cleanup(priv->dev); device_init_failed: @@ -2334,7 +2345,11 @@ static void ipoib_remove_one(struct ib_device *device, void *client_data) cancel_delayed_work(&priv->neigh_reap_task); flush_workqueue(priv->wq); + /* Wrap rtnl_lock/unlock with mutex to protect sysfs calls */ + mutex_lock(&priv->sysfs_mutex); unregister_netdev(priv->dev); + mutex_unlock(&priv->sysfs_mutex); + rn->free_rdma_netdev(priv->dev); list_for_each_entry_safe(cpriv, tcpriv, &priv->child_intfs, list) @@ -2365,6 +2380,7 @@ static int __init ipoib_init_module(void) ipoib_sendq_size = max3(ipoib_sendq_size, 2 * MAX_SEND_CQE, IPOIB_MIN_QUEUE_SIZE); #ifdef CONFIG_INFINIBAND_IPOIB_CM ipoib_max_conn_qp = min(ipoib_max_conn_qp, IPOIB_CM_MAX_CONN_QP); + ipoib_max_conn_qp = max(ipoib_max_conn_qp, 0); #endif /* |