}
static int __vlan_vid_add(struct net_device *dev, struct net_bridge *br,
- u16 vid, u16 flags)
+ u16 vid, u16 flags, struct netlink_ext_ack *extack)
{
int err;
/* Try switchdev op first. In case it is not supported, fallback to
* 8021q add.
*/
- err = br_switchdev_port_vlan_add(dev, vid, flags);
+ err = br_switchdev_port_vlan_add(dev, vid, flags, extack);
if (err == -EOPNOTSUPP)
return vlan_vid_add(dev, br->vlan_proto, vid);
return err;
/* Returns a master vlan, if it didn't exist it gets created. In all cases a
* a reference is taken to the master vlan before returning.
*/
-static struct net_bridge_vlan *br_vlan_get_master(struct net_bridge *br, u16 vid)
+static struct net_bridge_vlan *
+br_vlan_get_master(struct net_bridge *br, u16 vid,
+ struct netlink_ext_ack *extack)
{
struct net_bridge_vlan_group *vg;
struct net_bridge_vlan *masterv;
bool changed;
/* missing global ctx, create it now */
- if (br_vlan_add(br, vid, 0, &changed))
+ if (br_vlan_add(br, vid, 0, &changed, extack))
return NULL;
masterv = br_vlan_find(vg, vid);
if (WARN_ON(!masterv))
v = container_of(rcu, struct net_bridge_vlan, rcu);
WARN_ON(br_vlan_is_master(v));
/* if we had per-port stats configured then free them here */
- if (v->brvlan->stats != v->stats)
+ if (v->priv_flags & BR_VLFLAG_PER_PORT_STATS)
free_percpu(v->stats);
v->stats = NULL;
kfree(v);
* 4. same as 3 but with both master and brentry flags set so the entry
* will be used for filtering in both the port and the bridge
*/
-static int __vlan_add(struct net_bridge_vlan *v, u16 flags)
+static int __vlan_add(struct net_bridge_vlan *v, u16 flags,
+ struct netlink_ext_ack *extack)
{
struct net_bridge_vlan *masterv = NULL;
struct net_bridge_port *p = NULL;
* This ensures tagged traffic enters the bridge when
* promiscuous mode is disabled by br_manage_promisc().
*/
- err = __vlan_vid_add(dev, br, v->vid, flags);
+ err = __vlan_vid_add(dev, br, v->vid, flags, extack);
if (err)
goto out;
err = br_vlan_add(br, v->vid,
flags | BRIDGE_VLAN_INFO_BRENTRY,
- &changed);
+ &changed, extack);
if (err)
goto out_filt;
}
- masterv = br_vlan_get_master(br, v->vid);
+ masterv = br_vlan_get_master(br, v->vid, extack);
if (!masterv)
goto out_filt;
v->brvlan = masterv;
err = -ENOMEM;
goto out_filt;
}
+ v->priv_flags |= BR_VLFLAG_PER_PORT_STATS;
} else {
v->stats = masterv->stats;
}
} else {
- err = br_switchdev_port_vlan_add(dev, v->vid, flags);
+ err = br_switchdev_port_vlan_add(dev, v->vid, flags, extack);
if (err && err != -EOPNOTSUPP)
goto out;
}
}
if (v->flags & BRIDGE_VLAN_INFO_UNTAGGED)
- skb->vlan_tci = 0;
+ __vlan_hwaccel_clear_tag(skb);
if (p && (p->flags & BR_VLAN_TUNNEL) &&
br_handle_egress_vlan_tunnel(skb, v)) {
__vlan_hwaccel_put_tag(skb, br->vlan_proto, pvid);
else
/* Priority-tagged Frame.
- * At this point, We know that skb->vlan_tci had
- * VLAN_TAG_PRESENT bit and its VID field was 0x000.
+ * At this point, we know that skb->vlan_tci VID
+ * field was 0.
* We update only VID field and preserve PCP field.
*/
skb->vlan_tci |= pvid;
static int br_vlan_add_existing(struct net_bridge *br,
struct net_bridge_vlan_group *vg,
struct net_bridge_vlan *vlan,
- u16 flags, bool *changed)
+ u16 flags, bool *changed,
+ struct netlink_ext_ack *extack)
{
int err;
- err = br_switchdev_port_vlan_add(br->dev, vlan->vid, flags);
+ err = br_switchdev_port_vlan_add(br->dev, vlan->vid, flags, extack);
if (err && err != -EOPNOTSUPP)
return err;
* Must be called with vid in range from 1 to 4094 inclusive.
* changed must be true only if the vlan was created or updated
*/
-int br_vlan_add(struct net_bridge *br, u16 vid, u16 flags, bool *changed)
+int br_vlan_add(struct net_bridge *br, u16 vid, u16 flags, bool *changed,
+ struct netlink_ext_ack *extack)
{
struct net_bridge_vlan_group *vg;
struct net_bridge_vlan *vlan;
vg = br_vlan_group(br);
vlan = br_vlan_find(vg, vid);
if (vlan)
- return br_vlan_add_existing(br, vg, vlan, flags, changed);
+ return br_vlan_add_existing(br, vg, vlan, flags, changed,
+ extack);
vlan = kzalloc(sizeof(*vlan), GFP_KERNEL);
if (!vlan)
vlan->br = br;
if (flags & BRIDGE_VLAN_INFO_BRENTRY)
refcount_set(&vlan->refcnt, 1);
- ret = __vlan_add(vlan, flags);
+ ret = __vlan_add(vlan, flags, extack);
if (ret) {
free_percpu(vlan->stats);
kfree(vlan);
br->default_pvid = 0;
}
-int __br_vlan_set_default_pvid(struct net_bridge *br, u16 pvid)
+int __br_vlan_set_default_pvid(struct net_bridge *br, u16 pvid,
+ struct netlink_ext_ack *extack)
{
const struct net_bridge_vlan *pvent;
struct net_bridge_vlan_group *vg;
BRIDGE_VLAN_INFO_PVID |
BRIDGE_VLAN_INFO_UNTAGGED |
BRIDGE_VLAN_INFO_BRENTRY,
- &vlchange);
+ &vlchange, extack);
if (err)
goto out;
br_vlan_delete(br, old_pvid);
err = nbp_vlan_add(p, pvid,
BRIDGE_VLAN_INFO_PVID |
BRIDGE_VLAN_INFO_UNTAGGED,
- &vlchange);
+ &vlchange, extack);
if (err)
goto err_port;
nbp_vlan_delete(p, old_pvid);
nbp_vlan_add(p, old_pvid,
BRIDGE_VLAN_INFO_PVID |
BRIDGE_VLAN_INFO_UNTAGGED,
- &vlchange);
+ &vlchange, NULL);
nbp_vlan_delete(p, pvid);
}
BRIDGE_VLAN_INFO_PVID |
BRIDGE_VLAN_INFO_UNTAGGED |
BRIDGE_VLAN_INFO_BRENTRY,
- &vlchange);
+ &vlchange, NULL);
br_vlan_delete(br, pvid);
}
goto out;
err = -EPERM;
goto out;
}
- err = __br_vlan_set_default_pvid(br, pvid);
+ err = __br_vlan_set_default_pvid(br, pvid, NULL);
out:
return err;
}
rcu_assign_pointer(br->vlgrp, vg);
ret = br_vlan_add(br, 1,
BRIDGE_VLAN_INFO_PVID | BRIDGE_VLAN_INFO_UNTAGGED |
- BRIDGE_VLAN_INFO_BRENTRY, &changed);
+ BRIDGE_VLAN_INFO_BRENTRY, &changed, NULL);
if (ret)
goto err_vlan_add;
goto out;
}
-int nbp_vlan_init(struct net_bridge_port *p)
+int nbp_vlan_init(struct net_bridge_port *p, struct netlink_ext_ack *extack)
{
struct switchdev_attr attr = {
.orig_dev = p->br->dev,
ret = nbp_vlan_add(p, p->br->default_pvid,
BRIDGE_VLAN_INFO_PVID |
BRIDGE_VLAN_INFO_UNTAGGED,
- &changed);
+ &changed, extack);
if (ret)
goto err_vlan_add;
}
* changed must be true only if the vlan was created or updated
*/
int nbp_vlan_add(struct net_bridge_port *port, u16 vid, u16 flags,
- bool *changed)
+ bool *changed, struct netlink_ext_ack *extack)
{
struct net_bridge_vlan *vlan;
int ret;
vlan = br_vlan_find(nbp_vlan_group(port), vid);
if (vlan) {
/* Pass the flags to the hardware bridge */
- ret = br_switchdev_port_vlan_add(port->dev, vid, flags);
+ ret = br_switchdev_port_vlan_add(port->dev, vid, flags, extack);
if (ret && ret != -EOPNOTSUPP)
return ret;
*changed = __vlan_add_flags(vlan, flags);
vlan->vid = vid;
vlan->port = port;
- ret = __vlan_add(vlan, flags);
+ ret = __vlan_add(vlan, flags, extack);
if (ret)
kfree(vlan);
else
int br_vlan_get_pvid(const struct net_device *dev, u16 *p_pvid)
{
struct net_bridge_vlan_group *vg;
+ struct net_bridge_port *p;
ASSERT_RTNL();
- if (netif_is_bridge_master(dev))
+ p = br_port_get_check_rtnl(dev);
+ if (p)
+ vg = nbp_vlan_group(p);
+ else if (netif_is_bridge_master(dev))
vg = br_vlan_group(netdev_priv(dev));
else
return -EINVAL;
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