netns xfrm: flushing/pruning bundles in netns
Allow netdevice notifier as result.
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 54b50a2..49e0898 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -2137,7 +2137,7 @@
write_unlock(&pol->lock);
}
-static void xfrm_prune_bundles(int (*func)(struct dst_entry *))
+static void xfrm_prune_bundles(struct net *net, int (*func)(struct dst_entry *))
{
struct dst_entry *gc_list = NULL;
int dir;
@@ -2150,11 +2150,11 @@
int i;
hlist_for_each_entry(pol, entry,
- &init_net.xfrm.policy_inexact[dir], bydst)
+ &net->xfrm.policy_inexact[dir], bydst)
prune_one_bundle(pol, func, &gc_list);
- table = init_net.xfrm.policy_bydst[dir].table;
- for (i = init_net.xfrm.policy_bydst[dir].hmask; i >= 0; i--) {
+ table = net->xfrm.policy_bydst[dir].table;
+ for (i = net->xfrm.policy_bydst[dir].hmask; i >= 0; i--) {
hlist_for_each_entry(pol, entry, table + i, bydst)
prune_one_bundle(pol, func, &gc_list);
}
@@ -2175,12 +2175,12 @@
static void __xfrm_garbage_collect(void)
{
- xfrm_prune_bundles(unused_bundle);
+ xfrm_prune_bundles(&init_net, unused_bundle);
}
-static int xfrm_flush_bundles(void)
+static int xfrm_flush_bundles(struct net *net)
{
- xfrm_prune_bundles(stale_bundle);
+ xfrm_prune_bundles(net, stale_bundle);
return 0;
}
@@ -2366,12 +2366,9 @@
{
struct net_device *dev = ptr;
- if (!net_eq(dev_net(dev), &init_net))
- return NOTIFY_DONE;
-
switch (event) {
case NETDEV_DOWN:
- xfrm_flush_bundles();
+ xfrm_flush_bundles(dev_net(dev));
}
return NOTIFY_DONE;
}