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-rw-r--r--net/8021q/vlan.c3
-rw-r--r--net/8021q/vlan_core.c2
-rw-r--r--net/8021q/vlan_dev.c46
-rw-r--r--net/8021q/vlan_netlink.c16
-rw-r--r--net/8021q/vlanproc.c50
5 files changed, 41 insertions, 76 deletions
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index e45187b88220..41be38264493 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -131,7 +131,8 @@ int vlan_check_real_dev(struct net_device *real_dev,
{
const char *name = real_dev->name;
- if (real_dev->features & NETIF_F_VLAN_CHALLENGED) {
+ if (real_dev->features & NETIF_F_VLAN_CHALLENGED ||
+ real_dev->type != ARPHRD_ETHER) {
pr_info("VLANs not supported on %s\n", name);
NL_SET_ERR_MSG_MOD(extack, "VLANs not supported on device");
return -EOPNOTSUPP;
diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c
index f00158234505..9404dd551dfd 100644
--- a/net/8021q/vlan_core.c
+++ b/net/8021q/vlan_core.c
@@ -478,6 +478,8 @@ static struct sk_buff *vlan_gro_receive(struct list_head *head,
if (unlikely(!vhdr))
goto out;
+ NAPI_GRO_CB(skb)->network_offsets[NAPI_GRO_CB(skb)->encap_mark] = hlen;
+
type = vhdr->h_vlan_encapsulated_proto;
ptype = gro_find_receive_by_type(type);
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index 407b2335f091..91d134961357 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -149,7 +149,7 @@ static int vlan_dev_change_mtu(struct net_device *dev, int new_mtu)
if (max_mtu < new_mtu)
return -ERANGE;
- dev->mtu = new_mtu;
+ WRITE_ONCE(dev->mtu, new_mtu);
return 0;
}
@@ -504,28 +504,6 @@ static void vlan_dev_set_rx_mode(struct net_device *vlan_dev)
dev_uc_sync(vlan_dev_priv(vlan_dev)->real_dev, vlan_dev);
}
-/*
- * vlan network devices have devices nesting below it, and are a special
- * "super class" of normal network devices; split their locks off into a
- * separate class since they always nest.
- */
-static struct lock_class_key vlan_netdev_xmit_lock_key;
-static struct lock_class_key vlan_netdev_addr_lock_key;
-
-static void vlan_dev_set_lockdep_one(struct net_device *dev,
- struct netdev_queue *txq,
- void *unused)
-{
- lockdep_set_class(&txq->_xmit_lock, &vlan_netdev_xmit_lock_key);
-}
-
-static void vlan_dev_set_lockdep_class(struct net_device *dev)
-{
- lockdep_set_class(&dev->addr_list_lock,
- &vlan_netdev_addr_lock_key);
- netdev_for_each_tx_queue(dev, vlan_dev_set_lockdep_one, NULL);
-}
-
static __be16 vlan_parse_protocol(const struct sk_buff *skb)
{
struct vlan_ethhdr *veth = (struct vlan_ethhdr *)(skb->data);
@@ -559,7 +537,7 @@ static const struct header_ops vlan_passthru_header_ops = {
.parse_protocol = vlan_parse_protocol,
};
-static struct device_type vlan_type = {
+static const struct device_type vlan_type = {
.name = "vlan",
};
@@ -586,17 +564,20 @@ static int vlan_dev_init(struct net_device *dev)
NETIF_F_FRAGLIST | NETIF_F_GSO_SOFTWARE |
NETIF_F_GSO_ENCAP_ALL |
NETIF_F_HIGHDMA | NETIF_F_SCTP_CRC |
- NETIF_F_ALL_FCOE;
+ NETIF_F_FCOE_CRC | NETIF_F_FSO;
if (real_dev->vlan_features & NETIF_F_HW_MACSEC)
dev->hw_features |= NETIF_F_HW_MACSEC;
- dev->features |= dev->hw_features | NETIF_F_LLTX;
+ dev->features |= dev->hw_features;
+ dev->lltx = true;
+ dev->fcoe_mtu = true;
netif_inherit_tso_max(dev, real_dev);
if (dev->features & NETIF_F_VLAN_FEATURES)
netdev_warn(real_dev, "VLAN features are set incorrectly. Q-in-Q configurations may not work correctly.\n");
- dev->vlan_features = real_dev->vlan_features & ~NETIF_F_ALL_FCOE;
+ dev->vlan_features = real_dev->vlan_features &
+ ~(NETIF_F_FCOE_CRC | NETIF_F_FSO);
dev->hw_enc_features = vlan_tnl_features(real_dev);
dev->mpls_features = real_dev->mpls_features;
@@ -627,7 +608,7 @@ static int vlan_dev_init(struct net_device *dev)
SET_NETDEV_DEVTYPE(dev, &vlan_type);
- vlan_dev_set_lockdep_class(dev);
+ netdev_lockdep_set_classes(dev);
vlan->vlan_pcpu_stats = netdev_alloc_pcpu_stats(struct vlan_pcpu_stats);
if (!vlan->vlan_pcpu_stats)
@@ -677,7 +658,6 @@ static netdev_features_t vlan_dev_fix_features(struct net_device *dev,
lower_features |= NETIF_F_HW_CSUM;
features = netdev_intersect_features(features, lower_features);
features |= old_features & (NETIF_F_SOFT_FEATURES | NETIF_F_GSO_SOFTWARE);
- features |= NETIF_F_LLTX;
return features;
}
@@ -699,7 +679,7 @@ static void vlan_ethtool_get_drvinfo(struct net_device *dev,
}
static int vlan_ethtool_get_ts_info(struct net_device *dev,
- struct ethtool_ts_info *info)
+ struct kernel_ethtool_ts_info *info)
{
const struct vlan_dev_priv *vlan = vlan_dev_priv(dev);
return ethtool_get_ts_info_by_layer(vlan->real_dev, info);
@@ -745,7 +725,7 @@ static void vlan_dev_poll_controller(struct net_device *dev)
return;
}
-static int vlan_dev_netpoll_setup(struct net_device *dev, struct netpoll_info *npinfo)
+static int vlan_dev_netpoll_setup(struct net_device *dev)
{
struct vlan_dev_priv *vlan = vlan_dev_priv(dev);
struct net_device *real_dev = vlan->real_dev;
@@ -784,9 +764,9 @@ static void vlan_dev_netpoll_cleanup(struct net_device *dev)
static int vlan_dev_get_iflink(const struct net_device *dev)
{
- struct net_device *real_dev = vlan_dev_priv(dev)->real_dev;
+ const struct net_device *real_dev = vlan_dev_priv(dev)->real_dev;
- return real_dev->ifindex;
+ return READ_ONCE(real_dev->ifindex);
}
static int vlan_dev_fill_forward_path(struct net_device_path_ctx *ctx,
diff --git a/net/8021q/vlan_netlink.c b/net/8021q/vlan_netlink.c
index a3b68243fd4b..134419667d59 100644
--- a/net/8021q/vlan_netlink.c
+++ b/net/8021q/vlan_netlink.c
@@ -117,17 +117,15 @@ static int vlan_changelink(struct net_device *dev, struct nlattr *tb[],
return err;
}
if (data[IFLA_VLAN_INGRESS_QOS]) {
- nla_for_each_nested(attr, data[IFLA_VLAN_INGRESS_QOS], rem) {
- if (nla_type(attr) != IFLA_VLAN_QOS_MAPPING)
- continue;
+ nla_for_each_nested_type(attr, IFLA_VLAN_QOS_MAPPING,
+ data[IFLA_VLAN_INGRESS_QOS], rem) {
m = nla_data(attr);
vlan_dev_set_ingress_priority(dev, m->to, m->from);
}
}
if (data[IFLA_VLAN_EGRESS_QOS]) {
- nla_for_each_nested(attr, data[IFLA_VLAN_EGRESS_QOS], rem) {
- if (nla_type(attr) != IFLA_VLAN_QOS_MAPPING)
- continue;
+ nla_for_each_nested_type(attr, IFLA_VLAN_QOS_MAPPING,
+ data[IFLA_VLAN_EGRESS_QOS], rem) {
m = nla_data(attr);
err = vlan_dev_set_egress_priority(dev, m->from, m->to);
if (err)
@@ -163,10 +161,8 @@ static int vlan_newlink(struct net *src_net, struct net_device *dev,
return -ENODEV;
}
- if (data[IFLA_VLAN_PROTOCOL])
- proto = nla_get_be16(data[IFLA_VLAN_PROTOCOL]);
- else
- proto = htons(ETH_P_8021Q);
+ proto = nla_get_be16_default(data[IFLA_VLAN_PROTOCOL],
+ htons(ETH_P_8021Q));
vlan->vlan_proto = proto;
vlan->vlan_id = nla_get_u16(data[IFLA_VLAN_ID]);
diff --git a/net/8021q/vlanproc.c b/net/8021q/vlanproc.c
index 7825c129742a..fa67374bda49 100644
--- a/net/8021q/vlanproc.c
+++ b/net/8021q/vlanproc.c
@@ -163,48 +163,34 @@ void vlan_proc_rem_dev(struct net_device *vlandev)
* The following few functions build the content of /proc/net/vlan/config
*/
-/* start read of /proc/net/vlan/config */
-static void *vlan_seq_start(struct seq_file *seq, loff_t *pos)
- __acquires(rcu)
+static void *vlan_seq_from_index(struct seq_file *seq, loff_t *pos)
{
+ unsigned long ifindex = *pos;
struct net_device *dev;
- struct net *net = seq_file_net(seq);
- loff_t i = 1;
-
- rcu_read_lock();
- if (*pos == 0)
- return SEQ_START_TOKEN;
- for_each_netdev_rcu(net, dev) {
+ for_each_netdev_dump(seq_file_net(seq), dev, ifindex) {
if (!is_vlan_dev(dev))
continue;
-
- if (i++ == *pos)
- return dev;
+ *pos = dev->ifindex;
+ return dev;
}
+ return NULL;
+}
+
+static void *vlan_seq_start(struct seq_file *seq, loff_t *pos)
+ __acquires(rcu)
+{
+ rcu_read_lock();
+ if (*pos == 0)
+ return SEQ_START_TOKEN;
- return NULL;
+ return vlan_seq_from_index(seq, pos);
}
static void *vlan_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
- struct net_device *dev;
- struct net *net = seq_file_net(seq);
-
++*pos;
-
- dev = v;
- if (v == SEQ_START_TOKEN)
- dev = net_device_entry(&net->dev_base_head);
-
- for_each_netdev_continue_rcu(net, dev) {
- if (!is_vlan_dev(dev))
- continue;
-
- return dev;
- }
-
- return NULL;
+ return vlan_seq_from_index(seq, pos);
}
static void vlan_seq_stop(struct seq_file *seq, void *v)
@@ -252,9 +238,9 @@ static int vlandev_seq_show(struct seq_file *seq, void *offset)
stats = dev_get_stats(vlandev, &temp);
seq_printf(seq,
- "%s VID: %d REORDER_HDR: %i dev->priv_flags: %llx\n",
+ "%s VID: %d REORDER_HDR: %i dev->priv_flags: %x\n",
vlandev->name, vlan->vlan_id,
- (int)(vlan->flags & 1), vlandev->priv_flags);
+ (int)(vlan->flags & 1), (u32)vlandev->priv_flags);
seq_printf(seq, fmt64, "total frames received", stats->rx_packets);
seq_printf(seq, fmt64, "total bytes received", stats->rx_bytes);
generated by cgit (git 2.34.1) at 2025-07-24 01:36:43 +0000