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authorEric Dumazet <eric.dumazet@gmail.com>2009-10-27 07:06:36 +0000
committerDavid S. Miller <davem@davemloft.net>2009-10-28 02:22:07 -0700
commit23289a37e2b127dfc4de1313fba15bb4c9f0cd5b (patch)
tree209edb2cb43dedb97477e1297873ada4759a1066 /net/core
parent9b5e383c11b08784eb0087617f880077982ef769 (diff)
net: add a list_head parameter to dellink() method
Adding a list_head parameter to rtnl_link_ops->dellink() methods allow us to queue devices on a list, in order to dismantle them all at once. Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core')
-rw-r--r--net/core/dev.c2
-rw-r--r--net/core/rtnetlink.c14
2 files changed, 8 insertions, 8 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 04d3e301402..4513dfd5718 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -5629,7 +5629,7 @@ restart:
/* Delete virtual devices */
if (dev->rtnl_link_ops && dev->rtnl_link_ops->dellink) {
- dev->rtnl_link_ops->dellink(dev);
+ dev->rtnl_link_ops->dellink(dev, NULL);
goto restart;
}
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 52ea418d530..391a62cd9df 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -248,7 +248,7 @@ static LIST_HEAD(link_ops);
int __rtnl_link_register(struct rtnl_link_ops *ops)
{
if (!ops->dellink)
- ops->dellink = unregister_netdevice;
+ ops->dellink = unregister_netdevice_queue;
list_add_tail(&ops->list, &link_ops);
return 0;
@@ -277,13 +277,13 @@ EXPORT_SYMBOL_GPL(rtnl_link_register);
static void __rtnl_kill_links(struct net *net, struct rtnl_link_ops *ops)
{
struct net_device *dev;
-restart:
+ LIST_HEAD(list_kill);
+
for_each_netdev(net, dev) {
- if (dev->rtnl_link_ops == ops) {
- ops->dellink(dev);
- goto restart;
- }
+ if (dev->rtnl_link_ops == ops)
+ ops->dellink(dev, &list_kill);
}
+ unregister_netdevice_many(&list_kill);
}
void rtnl_kill_links(struct net *net, struct rtnl_link_ops *ops)
@@ -972,7 +972,7 @@ static int rtnl_dellink(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
if (!ops)
return -EOPNOTSUPP;
- ops->dellink(dev);
+ ops->dellink(dev, NULL);
return 0;
}