From: Hans Schillstrom <hans.schillstrom@xxxxxxxxxxxx>
Last two global vars to be moved,
ip_vs_ftpsvc_counter and ip_vs_nullsvc_counter.
Signed-off-by: Hans Schillstrom <hans.schillstrom@xxxxxxxxxxxx>
Signed-off-by: Simon Horman <horms@xxxxxxxxxxxx>
---
include/net/netns/ip_vs.h | 4 ++++
net/netfilter/ipvs/ip_vs_ctl.c | 21 +++++++++------------
2 files changed, 13 insertions(+), 12 deletions(-)
diff --git a/include/net/netns/ip_vs.h b/include/net/netns/ip_vs.h
index 67ca1cf..48d7f54 100644
--- a/include/net/netns/ip_vs.h
+++ b/include/net/netns/ip_vs.h
@@ -70,6 +70,7 @@ struct netns_ipvs {
seqcount_t *ustats_seq; /* u64 read retry */
int num_services; /* no of virtual services */
+
/* 1/rate drop and drop-entry variables */
struct delayed_work defense_work; /* Work handler */
int drop_rate;
@@ -84,6 +85,9 @@ struct netns_ipvs {
struct lock_class_key ctl_key; /* ctl_mutex debuging */
/* Trash for destinations */
struct list_head dest_trash;
+ /* Service counters */
+ atomic_t ftpsvc_counter;
+ atomic_t nullsvc_counter;
/* sys-ctl struct */
struct ctl_table_header *sysctl_hdr;
diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
index f99f075..090eba7 100644
--- a/net/netfilter/ipvs/ip_vs_ctl.c
+++ b/net/netfilter/ipvs/ip_vs_ctl.c
@@ -256,12 +256,6 @@ static struct list_head ip_vs_svc_table[IP_VS_SVC_TAB_SIZE];
/* the service table hashed by fwmark */
static struct list_head ip_vs_svc_fwm_table[IP_VS_SVC_TAB_SIZE];
-/*
- * FTP & NULL virtual service counters
- */
-static atomic_t ip_vs_ftpsvc_counter = ATOMIC_INIT(0);
-static atomic_t ip_vs_nullsvc_counter = ATOMIC_INIT(0);
-
/*
* Returns hash value for virtual service
@@ -411,6 +405,7 @@ ip_vs_service_get(struct net *net, int af, __u32 fwmark, __u16 protocol,
const union nf_inet_addr *vaddr, __be16 vport)
{
struct ip_vs_service *svc;
+ struct netns_ipvs *ipvs = net_ipvs(net);
read_lock(&__ip_vs_svc_lock);
@@ -429,7 +424,7 @@ ip_vs_service_get(struct net *net, int af, __u32 fwmark, __u16 protocol,
if (svc == NULL
&& protocol == IPPROTO_TCP
- && atomic_read(&ip_vs_ftpsvc_counter)
+ && atomic_read(&ipvs->ftpsvc_counter)
&& (vport == FTPDATA || ntohs(vport) >= PROT_SOCK)) {
/*
* Check if ftp service entry exists, the packet
@@ -439,7 +434,7 @@ ip_vs_service_get(struct net *net, int af, __u32 fwmark, __u16 protocol,
}
if (svc == NULL
- && atomic_read(&ip_vs_nullsvc_counter)) {
+ && atomic_read(&ipvs->nullsvc_counter)) {
/*
* Check if the catch-all port (port zero) exists
*/
@@ -1175,9 +1170,9 @@ ip_vs_add_service(struct net *net, struct ip_vs_service_user_kern *u,
/* Update the virtual service counters */
if (svc->port == FTPPORT)
- atomic_inc(&ip_vs_ftpsvc_counter);
+ atomic_inc(&ipvs->ftpsvc_counter);
else if (svc->port == 0)
- atomic_inc(&ip_vs_nullsvc_counter);
+ atomic_inc(&ipvs->nullsvc_counter);
ip_vs_new_estimator(net, &svc->stats);
@@ -1361,9 +1356,9 @@ static void __ip_vs_del_service(struct ip_vs_service *svc)
* Update the virtual service counters
*/
if (svc->port == FTPPORT)
- atomic_dec(&ip_vs_ftpsvc_counter);
+ atomic_dec(&ipvs->ftpsvc_counter);
else if (svc->port == 0)
- atomic_dec(&ip_vs_nullsvc_counter);
+ atomic_dec(&ipvs->nullsvc_counter);
/*
* Free the service if nobody refers to it
@@ -3503,6 +3498,8 @@ int __net_init __ip_vs_control_init(struct net *net)
INIT_LIST_HEAD(&ipvs->rs_table[idx]);
INIT_LIST_HEAD(&ipvs->dest_trash);
+ atomic_set(&ipvs->ftpsvc_counter, 0);
+ atomic_set(&ipvs->nullsvc_counter, 0);
/* procfs stats */
ipvs->tot_stats = kzalloc(sizeof(struct ip_vs_stats), GFP_KERNEL);
--
1.7.2.3
--
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