diff options
| author | David S. Miller <davem@davemloft.net> | 2010-12-19 21:11:20 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-12-20 10:37:19 -0800 |
| commit | 6561a3b12d62ed5317e6ac32182d87a03f62c8dc (patch) | |
| tree | 2b7318c3532a79dff8912ca4fdcd5d90aa0d8b39 /net/ipv4/fib_frontend.c | |
| parent | 782615aea84e57dc7f2f922cea823df3de635a78 (diff) | |
ipv4: Flush per-ns routing cache more sanely.
Flush the routing cache only of entries that match the
network namespace in which the purge event occurred.
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Diffstat (limited to 'net/ipv4/fib_frontend.c')
| -rw-r--r-- | net/ipv4/fib_frontend.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c index d3a1112b9d9c..9f8bb68911e4 100644 --- a/net/ipv4/fib_frontend.c +++ b/net/ipv4/fib_frontend.c @@ -987,7 +987,11 @@ static int fib_netdev_event(struct notifier_block *this, unsigned long event, vo rt_cache_flush(dev_net(dev), 0); break; case NETDEV_UNREGISTER_BATCH: - rt_cache_flush_batch(); + /* The batch unregister is only called on the first + * device in the list of devices being unregistered. + * Therefore we should not pass dev_net(dev) in here. + */ + rt_cache_flush_batch(NULL); break; } return NOTIFY_DONE; |