summaryrefslogtreecommitdiffstats
path: root/net/8021q
diff options
context:
space:
mode:
Diffstat (limited to 'net/8021q')
-rw-r--r--net/8021q/vlan.c15
-rw-r--r--net/8021q/vlan.h2
-rw-r--r--net/8021q/vlan_core.c12
-rw-r--r--net/8021q/vlan_dev.c102
-rw-r--r--net/8021q/vlanproc.c2
5 files changed, 104 insertions, 29 deletions
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index 33f90e7362cc..3c1c8c14e929 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -22,6 +22,7 @@
#include <linux/module.h>
#include <linux/netdevice.h>
#include <linux/skbuff.h>
+#include <linux/slab.h>
#include <linux/init.h>
#include <linux/rculist.h>
#include <net/p8022.h>
@@ -356,13 +357,13 @@ static void vlan_sync_address(struct net_device *dev,
* the new address */
if (compare_ether_addr(vlandev->dev_addr, vlan->real_dev_addr) &&
!compare_ether_addr(vlandev->dev_addr, dev->dev_addr))
- dev_unicast_delete(dev, vlandev->dev_addr);
+ dev_uc_del(dev, vlandev->dev_addr);
/* vlan address was equal to the old address and is different from
* the new address */
if (!compare_ether_addr(vlandev->dev_addr, vlan->real_dev_addr) &&
compare_ether_addr(vlandev->dev_addr, dev->dev_addr))
- dev_unicast_add(dev, vlandev->dev_addr);
+ dev_uc_add(dev, vlandev->dev_addr);
memcpy(vlan->real_dev_addr, dev->dev_addr, ETH_ALEN);
}
@@ -378,6 +379,8 @@ static void vlan_transfer_features(struct net_device *dev,
#if defined(CONFIG_FCOE) || defined(CONFIG_FCOE_MODULE)
vlandev->fcoe_ddp_xid = dev->fcoe_ddp_xid;
#endif
+ vlandev->real_num_tx_queues = dev->real_num_tx_queues;
+ BUG_ON(vlandev->real_num_tx_queues > vlandev->num_tx_queues);
if (old_features != vlandev->features)
netdev_features_change(vlandev);
@@ -530,6 +533,10 @@ static int vlan_device_event(struct notifier_block *unused, unsigned long event,
}
unregister_netdevice_many(&list);
break;
+
+ case NETDEV_PRE_TYPE_CHANGE:
+ /* Forbid underlaying device to change its type. */
+ return NOTIFY_BAD;
}
out:
@@ -663,7 +670,7 @@ out:
return err;
}
-static int vlan_init_net(struct net *net)
+static int __net_init vlan_init_net(struct net *net)
{
struct vlan_net *vn = net_generic(net, vlan_net_id);
int err;
@@ -675,7 +682,7 @@ static int vlan_init_net(struct net *net)
return err;
}
-static void vlan_exit_net(struct net *net)
+static void __net_exit vlan_exit_net(struct net *net)
{
vlan_proc_cleanup(net);
}
diff --git a/net/8021q/vlan.h b/net/8021q/vlan.h
index 5685296017e9..6abdcac1b2e8 100644
--- a/net/8021q/vlan.h
+++ b/net/8021q/vlan.h
@@ -61,7 +61,7 @@ struct vlan_dev_info {
struct proc_dir_entry *dent;
unsigned long cnt_inc_headroom_on_tx;
unsigned long cnt_encap_on_xmit;
- struct vlan_rx_stats *vlan_rx_stats;
+ struct vlan_rx_stats __percpu *vlan_rx_stats;
};
static inline struct vlan_dev_info *vlan_dev_info(const struct net_device *dev)
diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c
index e75a2f3b10af..50f58f5f1c34 100644
--- a/net/8021q/vlan_core.c
+++ b/net/8021q/vlan_core.c
@@ -11,9 +11,10 @@ int __vlan_hwaccel_rx(struct sk_buff *skb, struct vlan_group *grp,
if (netpoll_rx(skb))
return NET_RX_DROP;
- if (skb_bond_should_drop(skb))
- goto drop;
+ if (skb_bond_should_drop(skb, ACCESS_ONCE(skb->dev->master)))
+ skb->deliver_no_wcard = 1;
+ skb->skb_iif = skb->dev->ifindex;
__vlan_hwaccel_put_tag(skb, vlan_tci);
skb->dev = vlan_group_get_device(grp, vlan_tci & VLAN_VID_MASK);
@@ -60,7 +61,7 @@ int vlan_hwaccel_do_receive(struct sk_buff *skb)
dev->dev_addr))
skb->pkt_type = PACKET_HOST;
break;
- };
+ }
return 0;
}
@@ -82,9 +83,10 @@ vlan_gro_common(struct napi_struct *napi, struct vlan_group *grp,
{
struct sk_buff *p;
- if (skb_bond_should_drop(skb))
- goto drop;
+ if (skb_bond_should_drop(skb, ACCESS_ONCE(skb->dev->master)))
+ skb->deliver_no_wcard = 1;
+ skb->skb_iif = skb->dev->ifindex;
__vlan_hwaccel_put_tag(skb, vlan_tci);
skb->dev = vlan_group_get_device(grp, vlan_tci & VLAN_VID_MASK);
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index c1b92cab46c7..529842677817 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -21,6 +21,7 @@
*/
#include <linux/module.h>
+#include <linux/slab.h>
#include <linux/skbuff.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
@@ -263,11 +264,10 @@ static int vlan_dev_hard_header(struct sk_buff *skb, struct net_device *dev,
vhdr->h_vlan_TCI = htons(vlan_tci);
/*
- * Set the protocol type. For a packet of type ETH_P_802_3 we
- * put the length in here instead. It is up to the 802.2
- * layer to carry protocol information.
+ * Set the protocol type. For a packet of type ETH_P_802_3/2 we
+ * put the length in here instead.
*/
- if (type != ETH_P_802_3)
+ if (type != ETH_P_802_3 && type != ETH_P_802_2)
vhdr->h_vlan_encapsulated_proto = htons(type);
else
vhdr->h_vlan_encapsulated_proto = htons(len);
@@ -323,11 +323,11 @@ static netdev_tx_t vlan_dev_hard_start_xmit(struct sk_buff *skb,
}
- skb->dev = vlan_dev_info(dev)->real_dev;
+ skb_set_dev(skb, vlan_dev_info(dev)->real_dev);
len = skb->len;
ret = dev_queue_xmit(skb);
- if (likely(ret == NET_XMIT_SUCCESS)) {
+ if (likely(ret == NET_XMIT_SUCCESS || ret == NET_XMIT_CN)) {
txq->tx_packets++;
txq->tx_bytes += len;
} else
@@ -353,7 +353,7 @@ static netdev_tx_t vlan_dev_hwaccel_hard_start_xmit(struct sk_buff *skb,
len = skb->len;
ret = dev_queue_xmit(skb);
- if (likely(ret == NET_XMIT_SUCCESS)) {
+ if (likely(ret == NET_XMIT_SUCCESS || ret == NET_XMIT_CN)) {
txq->tx_packets++;
txq->tx_bytes += len;
} else
@@ -362,6 +362,14 @@ static netdev_tx_t vlan_dev_hwaccel_hard_start_xmit(struct sk_buff *skb,
return ret;
}
+static u16 vlan_dev_select_queue(struct net_device *dev, struct sk_buff *skb)
+{
+ struct net_device *rdev = vlan_dev_info(dev)->real_dev;
+ const struct net_device_ops *ops = rdev->netdev_ops;
+
+ return ops->ndo_select_queue(rdev, skb);
+}
+
static int vlan_dev_change_mtu(struct net_device *dev, int new_mtu)
{
/* TODO: gotta make sure the underlying layer can handle it,
@@ -462,7 +470,7 @@ static int vlan_dev_open(struct net_device *dev)
return -ENETDOWN;
if (compare_ether_addr(dev->dev_addr, real_dev->dev_addr)) {
- err = dev_unicast_add(real_dev, dev->dev_addr);
+ err = dev_uc_add(real_dev, dev->dev_addr);
if (err < 0)
goto out;
}
@@ -491,7 +499,7 @@ clear_allmulti:
dev_set_allmulti(real_dev, -1);
del_unicast:
if (compare_ether_addr(dev->dev_addr, real_dev->dev_addr))
- dev_unicast_delete(real_dev, dev->dev_addr);
+ dev_uc_del(real_dev, dev->dev_addr);
out:
netif_carrier_off(dev);
return err;
@@ -506,14 +514,14 @@ static int vlan_dev_stop(struct net_device *dev)
vlan_gvrp_request_leave(dev);
dev_mc_unsync(real_dev, dev);
- dev_unicast_unsync(real_dev, dev);
+ dev_uc_unsync(real_dev, dev);
if (dev->flags & IFF_ALLMULTI)
dev_set_allmulti(real_dev, -1);
if (dev->flags & IFF_PROMISC)
dev_set_promiscuity(real_dev, -1);
if (compare_ether_addr(dev->dev_addr, real_dev->dev_addr))
- dev_unicast_delete(real_dev, dev->dev_addr);
+ dev_uc_del(real_dev, dev->dev_addr);
netif_carrier_off(dev);
return 0;
@@ -532,13 +540,13 @@ static int vlan_dev_set_mac_address(struct net_device *dev, void *p)
goto out;
if (compare_ether_addr(addr->sa_data, real_dev->dev_addr)) {
- err = dev_unicast_add(real_dev, addr->sa_data);
+ err = dev_uc_add(real_dev, addr->sa_data);
if (err < 0)
return err;
}
if (compare_ether_addr(dev->dev_addr, real_dev->dev_addr))
- dev_unicast_delete(real_dev, dev->dev_addr);
+ dev_uc_del(real_dev, dev->dev_addr);
out:
memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
@@ -655,7 +663,7 @@ static void vlan_dev_change_rx_flags(struct net_device *dev, int change)
static void vlan_dev_set_rx_mode(struct net_device *vlan_dev)
{
dev_mc_sync(vlan_dev_info(vlan_dev)->real_dev, vlan_dev);
- dev_unicast_sync(vlan_dev_info(vlan_dev)->real_dev, vlan_dev);
+ dev_uc_sync(vlan_dev_info(vlan_dev)->real_dev, vlan_dev);
}
/*
@@ -689,7 +697,8 @@ static const struct header_ops vlan_header_ops = {
.parse = eth_header_parse,
};
-static const struct net_device_ops vlan_netdev_ops, vlan_netdev_accel_ops;
+static const struct net_device_ops vlan_netdev_ops, vlan_netdev_accel_ops,
+ vlan_netdev_ops_sq, vlan_netdev_accel_ops_sq;
static int vlan_dev_init(struct net_device *dev)
{
@@ -699,7 +708,8 @@ static int vlan_dev_init(struct net_device *dev)
netif_carrier_off(dev);
/* IFF_BROADCAST|IFF_MULTICAST; ??? */
- dev->flags = real_dev->flags & ~(IFF_UP | IFF_PROMISC | IFF_ALLMULTI);
+ dev->flags = real_dev->flags & ~(IFF_UP | IFF_PROMISC | IFF_ALLMULTI |
+ IFF_MASTER | IFF_SLAVE);
dev->iflink = real_dev->ifindex;
dev->state = (real_dev->state & ((1<<__LINK_STATE_NOCARRIER) |
(1<<__LINK_STATE_DORMANT))) |
@@ -723,11 +733,17 @@ static int vlan_dev_init(struct net_device *dev)
if (real_dev->features & NETIF_F_HW_VLAN_TX) {
dev->header_ops = real_dev->header_ops;
dev->hard_header_len = real_dev->hard_header_len;
- dev->netdev_ops = &vlan_netdev_accel_ops;
+ if (real_dev->netdev_ops->ndo_select_queue)
+ dev->netdev_ops = &vlan_netdev_accel_ops_sq;
+ else
+ dev->netdev_ops = &vlan_netdev_accel_ops;
} else {
dev->header_ops = &vlan_header_ops;
dev->hard_header_len = real_dev->hard_header_len + VLAN_HLEN;
- dev->netdev_ops = &vlan_netdev_ops;
+ if (real_dev->netdev_ops->ndo_select_queue)
+ dev->netdev_ops = &vlan_netdev_ops_sq;
+ else
+ dev->netdev_ops = &vlan_netdev_ops;
}
if (is_vlan_dev(real_dev))
@@ -866,6 +882,56 @@ static const struct net_device_ops vlan_netdev_accel_ops = {
#endif
};
+static const struct net_device_ops vlan_netdev_ops_sq = {
+ .ndo_select_queue = vlan_dev_select_queue,
+ .ndo_change_mtu = vlan_dev_change_mtu,
+ .ndo_init = vlan_dev_init,
+ .ndo_uninit = vlan_dev_uninit,
+ .ndo_open = vlan_dev_open,
+ .ndo_stop = vlan_dev_stop,
+ .ndo_start_xmit = vlan_dev_hard_start_xmit,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_set_mac_address = vlan_dev_set_mac_address,
+ .ndo_set_rx_mode = vlan_dev_set_rx_mode,
+ .ndo_set_multicast_list = vlan_dev_set_rx_mode,
+ .ndo_change_rx_flags = vlan_dev_change_rx_flags,
+ .ndo_do_ioctl = vlan_dev_ioctl,
+ .ndo_neigh_setup = vlan_dev_neigh_setup,
+ .ndo_get_stats = vlan_dev_get_stats,
+#if defined(CONFIG_FCOE) || defined(CONFIG_FCOE_MODULE)
+ .ndo_fcoe_ddp_setup = vlan_dev_fcoe_ddp_setup,
+ .ndo_fcoe_ddp_done = vlan_dev_fcoe_ddp_done,
+ .ndo_fcoe_enable = vlan_dev_fcoe_enable,
+ .ndo_fcoe_disable = vlan_dev_fcoe_disable,
+ .ndo_fcoe_get_wwn = vlan_dev_fcoe_get_wwn,
+#endif
+};
+
+static const struct net_device_ops vlan_netdev_accel_ops_sq = {
+ .ndo_select_queue = vlan_dev_select_queue,
+ .ndo_change_mtu = vlan_dev_change_mtu,
+ .ndo_init = vlan_dev_init,
+ .ndo_uninit = vlan_dev_uninit,
+ .ndo_open = vlan_dev_open,
+ .ndo_stop = vlan_dev_stop,
+ .ndo_start_xmit = vlan_dev_hwaccel_hard_start_xmit,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_set_mac_address = vlan_dev_set_mac_address,
+ .ndo_set_rx_mode = vlan_dev_set_rx_mode,
+ .ndo_set_multicast_list = vlan_dev_set_rx_mode,
+ .ndo_change_rx_flags = vlan_dev_change_rx_flags,
+ .ndo_do_ioctl = vlan_dev_ioctl,
+ .ndo_neigh_setup = vlan_dev_neigh_setup,
+ .ndo_get_stats = vlan_dev_get_stats,
+#if defined(CONFIG_FCOE) || defined(CONFIG_FCOE_MODULE)
+ .ndo_fcoe_ddp_setup = vlan_dev_fcoe_ddp_setup,
+ .ndo_fcoe_ddp_done = vlan_dev_fcoe_ddp_done,
+ .ndo_fcoe_enable = vlan_dev_fcoe_enable,
+ .ndo_fcoe_disable = vlan_dev_fcoe_disable,
+ .ndo_fcoe_get_wwn = vlan_dev_fcoe_get_wwn,
+#endif
+};
+
void vlan_setup(struct net_device *dev)
{
ether_setup(dev);
diff --git a/net/8021q/vlanproc.c b/net/8021q/vlanproc.c
index 9ec1f057c03a..afead353e215 100644
--- a/net/8021q/vlanproc.c
+++ b/net/8021q/vlanproc.c
@@ -140,7 +140,7 @@ void vlan_proc_cleanup(struct net *net)
* Create /proc/net/vlan entries
*/
-int vlan_proc_init(struct net *net)
+int __net_init vlan_proc_init(struct net *net)
{
struct vlan_net *vn = net_generic(net, vlan_net_id);
generated by cgit v1.2.3 (git 2.39.1) at 2025-02-06 12:25:01 +0100