@@ -754,16 +754,19 @@ static struct xfrm_tunnel ipip_handler = {
static const char banner[] __initconst =
KERN_INFO "IPv4 over IPv4 tunneling driver\n";
-static void ipip_destroy_tunnels(struct ipip_net *ipn)
+static void ipip_destroy_tunnels(struct ipip_net *ipn, struct list_head *head)
{
int prio;
for (prio = 1; prio < 4; prio++) {
int h;
for (h = 0; h < HASH_SIZE; h++) {
- struct ip_tunnel *t;
- while ((t = ipn->tunnels[prio][h]) != NULL)
- unregister_netdevice(t->dev);
+ struct ip_tunnel *t = ipn->tunnels[prio][h];
+
+ while (t != NULL) {
+ unregister_netdevice_queue(t->dev, head);
+ t = t->next;
+ }
}
}
}
@@ -816,11 +819,13 @@ err_alloc:
static void ipip_exit_net(struct net *net)
{
struct ipip_net *ipn;
+ LIST_HEAD(list);
ipn = net_generic(net, ipip_net_id);
rtnl_lock();
- ipip_destroy_tunnels(ipn);
- unregister_netdevice(ipn->fb_tunnel_dev);
+ ipip_destroy_tunnels(ipn, &list);
+ unregister_netdevice_queue(ipn->fb_tunnel_dev, &list);
+ unregister_netdevice_many(&list);
rtnl_unlock();
kfree(ipn);
}
Speedup module unloading by factorizing synchronize_rcu() calls Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> --- net/ipv4/ipip.c | 17 +++++++++++------ 1 files changed, 11 insertions(+), 6 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html