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authorOctavian Purdila <opurdila@ixiacom.com>2009-11-16 13:49:49 +0000
committerDavid S. Miller <davem@davemloft.net>2009-11-18 05:03:07 -0800
commite2ce146848c81af2f6d42e67990191c284bf0c33 (patch)
tree481c62f032091fd5dc8933f1ba26f6581c8e1cef /net/ipv4/fib_frontend.c
parent395264d509aec45149745843d9a737140a1ece16 (diff)
downloadop-kernel-dev-e2ce146848c81af2f6d42e67990191c284bf0c33.zip
op-kernel-dev-e2ce146848c81af2f6d42e67990191c284bf0c33.tar.gz
ipv4: factorize cache clearing for batched unregister operations
Signed-off-by: Octavian Purdila <opurdila@ixiacom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/fib_frontend.c')
-rw-r--r--net/ipv4/fib_frontend.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index 816e218..6c1e56a 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -895,11 +895,11 @@ static void nl_fib_lookup_exit(struct net *net)
net->ipv4.fibnl = NULL;
}
-static void fib_disable_ip(struct net_device *dev, int force)
+static void fib_disable_ip(struct net_device *dev, int force, int delay)
{
if (fib_sync_down_dev(dev, force))
fib_flush(dev_net(dev));
- rt_cache_flush(dev_net(dev), 0);
+ rt_cache_flush(dev_net(dev), delay);
arp_ifdown(dev);
}
@@ -922,7 +922,7 @@ static int fib_inetaddr_event(struct notifier_block *this, unsigned long event,
/* Last address was deleted from this interface.
Disable IP.
*/
- fib_disable_ip(dev, 1);
+ fib_disable_ip(dev, 1, 0);
} else {
rt_cache_flush(dev_net(dev), -1);
}
@@ -937,7 +937,7 @@ static int fib_netdev_event(struct notifier_block *this, unsigned long event, vo
struct in_device *in_dev = __in_dev_get_rtnl(dev);
if (event == NETDEV_UNREGISTER) {
- fib_disable_ip(dev, 2);
+ fib_disable_ip(dev, 2, -1);
return NOTIFY_DONE;
}
@@ -955,10 +955,11 @@ static int fib_netdev_event(struct notifier_block *this, unsigned long event, vo
rt_cache_flush(dev_net(dev), -1);
break;
case NETDEV_DOWN:
- fib_disable_ip(dev, 0);
+ fib_disable_ip(dev, 0, 0);
break;
case NETDEV_CHANGEMTU:
case NETDEV_CHANGE:
+ case NETDEV_UNREGISTER_PERNET:
rt_cache_flush(dev_net(dev), 0);
break;
}
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