diff options
| author | Julian Anastasov <ja@ssi.bg> | 2013-03-21 09:58:00 (GMT) |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2013-04-01 22:23:38 (GMT) |
| commit | 313eae637f0ce2a37fc1e591f5ac930ec7301b8f (patch) | |
| tree | b4025dc492938facda35add42b3eacb07bbf3d2c | |
| parent | c90558dae51cef334f3d9d447cf7c0fd1bfe725d (diff) | |
| download | linux-fsl-qoriq-313eae637f0ce2a37fc1e591f5ac930ec7301b8f.tar.xz | |
ipvs: prefer NETDEV_DOWN event to free cached dsts
The real server becomes unreachable on down event,
no need to wait device unregistration. Should help in
releasing dsts early before dst->dev is replaced with lo.
Signed-off-by: Julian Anastasov <ja@ssi.bg>
Signed-off by: Hans Schillstrom <hans@schillstrom.com>
Signed-off-by: Simon Horman <horms@verge.net.au>
| -rw-r--r-- | net/netfilter/ipvs/ip_vs_ctl.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c index 8104120..6b55ba6 100644 --- a/net/netfilter/ipvs/ip_vs_ctl.c +++ b/net/netfilter/ipvs/ip_vs_ctl.c @@ -1514,10 +1514,8 @@ __ip_vs_dev_reset(struct ip_vs_dest *dest, struct net_device *dev) spin_unlock_bh(&dest->dst_lock); } -/* - * Netdev event receiver - * Currently only NETDEV_UNREGISTER is handled, i.e. if we hold a reference to - * a device that is "unregister" it must be released. +/* Netdev event receiver + * Currently only NETDEV_DOWN is handled to release refs to cached dsts */ static int ip_vs_dst_event(struct notifier_block *this, unsigned long event, void *ptr) @@ -1529,7 +1527,7 @@ static int ip_vs_dst_event(struct notifier_block *this, unsigned long event, struct ip_vs_dest *dest; unsigned int idx; - if (event != NETDEV_UNREGISTER || !ipvs) + if (event != NETDEV_DOWN || !ipvs) return NOTIFY_DONE; IP_VS_DBG(3, "%s() dev=%s\n", __func__, dev->name); EnterFunction(2); |