diff options
author | Haishuang Yan <yanhaishuang@cmss.chinamobile.com> | 2019-09-27 12:54:50 +0800 |
---|---|---|
committer | Simon Horman <horms@verge.net.au> | 2019-10-08 11:28:33 +0200 |
commit | 5d5a0815f854a5b0e21d97e16cfadad69ce5fb04 (patch) | |
tree | d2dd7115dcec89d28fc18736ed213a3d747f7cf5 /net/netfilter | |
parent | c09b8970fb47b22c6cf1e03e494265540327f59d (diff) |
ipvs: batch __ip_vs_cleanup
It's better to batch __ip_vs_cleanup to speedup ipvs
connections dismantle.
Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
Acked-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: Simon Horman <horms@verge.net.au>
Diffstat (limited to 'net/netfilter')
-rw-r--r-- | net/netfilter/ipvs/ip_vs_core.c | 28 | ||||
-rw-r--r-- | net/netfilter/ipvs/ip_vs_ctl.c | 12 |
2 files changed, 25 insertions, 15 deletions
diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c index 8b80ab794a92..93cfb47823d1 100644 --- a/net/netfilter/ipvs/ip_vs_core.c +++ b/net/netfilter/ipvs/ip_vs_core.c @@ -2402,18 +2402,22 @@ estimator_fail: return -ENOMEM; } -static void __net_exit __ip_vs_cleanup(struct net *net) +static void __net_exit __ip_vs_cleanup_batch(struct list_head *net_list) { - struct netns_ipvs *ipvs = net_ipvs(net); - - ip_vs_service_net_cleanup(ipvs); /* ip_vs_flush() with locks */ - ip_vs_conn_net_cleanup(ipvs); - ip_vs_app_net_cleanup(ipvs); - ip_vs_protocol_net_cleanup(ipvs); - ip_vs_control_net_cleanup(ipvs); - ip_vs_estimator_net_cleanup(ipvs); - IP_VS_DBG(2, "ipvs netns %d released\n", ipvs->gen); - net->ipvs = NULL; + struct netns_ipvs *ipvs; + struct net *net; + + ip_vs_service_nets_cleanup(net_list); /* ip_vs_flush() with locks */ + list_for_each_entry(net, net_list, exit_list) { + ipvs = net_ipvs(net); + ip_vs_conn_net_cleanup(ipvs); + ip_vs_app_net_cleanup(ipvs); + ip_vs_protocol_net_cleanup(ipvs); + ip_vs_control_net_cleanup(ipvs); + ip_vs_estimator_net_cleanup(ipvs); + IP_VS_DBG(2, "ipvs netns %d released\n", ipvs->gen); + net->ipvs = NULL; + } } static int __net_init __ip_vs_dev_init(struct net *net) @@ -2442,7 +2446,7 @@ static void __net_exit __ip_vs_dev_cleanup(struct net *net) static struct pernet_operations ipvs_core_ops = { .init = __ip_vs_init, - .exit = __ip_vs_cleanup, + .exit_batch = __ip_vs_cleanup_batch, .id = &ip_vs_net_id, .size = sizeof(struct netns_ipvs), }; diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c index 8b48e7ce1c2c..153c77b5c4f5 100644 --- a/net/netfilter/ipvs/ip_vs_ctl.c +++ b/net/netfilter/ipvs/ip_vs_ctl.c @@ -1607,14 +1607,20 @@ static int ip_vs_flush(struct netns_ipvs *ipvs, bool cleanup) /* * Delete service by {netns} in the service table. - * Called by __ip_vs_cleanup() + * Called by __ip_vs_batch_cleanup() */ -void ip_vs_service_net_cleanup(struct netns_ipvs *ipvs) +void ip_vs_service_nets_cleanup(struct list_head *net_list) { + struct netns_ipvs *ipvs; + struct net *net; + EnterFunction(2); /* Check for "full" addressed entries */ mutex_lock(&__ip_vs_mutex); - ip_vs_flush(ipvs, true); + list_for_each_entry(net, net_list, exit_list) { + ipvs = net_ipvs(net); + ip_vs_flush(ipvs, true); + } mutex_unlock(&__ip_vs_mutex); LeaveFunction(2); } |