On Fri, 19 Jul 2019 13:00:25 +0200, Jiri Pirko wrote: > +int netdev_name_node_alt_destroy(struct net_device *dev, char *name) > +{ > + struct netdev_name_node *name_node; > + struct net *net = dev_net(dev); > + > + name_node = netdev_name_node_lookup(net, name); > + if (!name_node) > + return -ENOENT; > + __netdev_name_node_alt_destroy(name_node); > + > + return 0; > +} > +EXPORT_SYMBOL(netdev_name_node_alt_destroy);
I was surprised to see the exports are they strictly necessary? Just wondering.. > @@ -8258,6 +8313,7 @@ static void rollback_registered_many(struct list_head > *head) > dev_uc_flush(dev); > dev_mc_flush(dev); > > + netdev_name_node_alt_flush(dev); > netdev_name_node_free(dev->name_node); > > if (dev->netdev_ops->ndo_uninit) > diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c > index 1ee6460f8275..7a2010b16e10 100644 > --- a/net/core/rtnetlink.c > +++ b/net/core/rtnetlink.c > @@ -1750,6 +1750,8 @@ static const struct nla_policy ifla_policy[IFLA_MAX+1] > = { > [IFLA_CARRIER_DOWN_COUNT] = { .type = NLA_U32 }, > [IFLA_MIN_MTU] = { .type = NLA_U32 }, > [IFLA_MAX_MTU] = { .type = NLA_U32 }, > + [IFLA_ALT_IFNAME_MOD] = { .type = NLA_STRING, > + .len = ALTIFNAMSIZ - 1 }, Should we set: .strict_start_type = IFLA_ALT_IFNAME_MOD ? > }; > > static const struct nla_policy ifla_info_policy[IFLA_INFO_MAX+1] = {