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-rw-r--r--include/net/ip6_route.h2
-rw-r--r--include/net/netns/ipv6.h1
-rw-r--r--net/ipv6/ip6_fib.c56
-rw-r--r--net/ipv6/route.c5
4 files changed, 34 insertions, 30 deletions
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index a158abe71933..79dce496f4d4 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -78,7 +78,7 @@ extern struct dst_entry *icmp6_dst_alloc(struct net_device *dev,
struct in6_addr *addr);
extern int icmp6_dst_gc(int *more);
-extern void fib6_force_start_gc(void);
+extern void fib6_force_start_gc(struct net *net);
extern struct rt6_info *addrconf_dst_alloc(struct inet6_dev *idev,
const struct in6_addr *addr,
diff --git a/include/net/netns/ipv6.h b/include/net/netns/ipv6.h
index b0653261c5a3..5279cd6a00ba 100644
--- a/include/net/netns/ipv6.h
+++ b/include/net/netns/ipv6.h
@@ -36,6 +36,7 @@ struct netns_ipv6 {
struct xt_table *ip6table_mangle;
struct xt_table *ip6table_raw;
#endif
+ struct timer_list *ip6_fib_timer;
struct hlist_head *fib_table_hash;
struct fib6_table *fib6_main_tbl;
#ifdef CONFIG_IPV6_MULTIPLE_TABLES
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 77ad1002c904..4aa67988f518 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -95,8 +95,6 @@ static __u32 rt_sernum;
static void fib6_gc_timer_cb(unsigned long arg);
-static struct timer_list *ip6_fib_timer;
-
static struct fib6_walker_t fib6_walker_list = {
.prev = &fib6_walker_list,
.next = &fib6_walker_list,
@@ -663,19 +661,19 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct rt6_info *rt,
return 0;
}
-static __inline__ void fib6_start_gc(struct rt6_info *rt)
+static __inline__ void fib6_start_gc(struct net *net, struct rt6_info *rt)
{
- if (ip6_fib_timer->expires == 0 &&
+ if (net->ipv6.ip6_fib_timer->expires == 0 &&
(rt->rt6i_flags & (RTF_EXPIRES|RTF_CACHE)))
- mod_timer(ip6_fib_timer, jiffies +
- init_net.ipv6.sysctl.ip6_rt_gc_interval);
+ mod_timer(net->ipv6.ip6_fib_timer, jiffies +
+ net->ipv6.sysctl.ip6_rt_gc_interval);
}
-void fib6_force_start_gc(void)
+void fib6_force_start_gc(struct net *net)
{
- if (ip6_fib_timer->expires == 0)
- mod_timer(ip6_fib_timer, jiffies +
- init_net.ipv6.sysctl.ip6_rt_gc_interval);
+ if (net->ipv6.ip6_fib_timer->expires == 0)
+ mod_timer(net->ipv6.ip6_fib_timer, jiffies +
+ net->ipv6.sysctl.ip6_rt_gc_interval);
}
/*
@@ -762,7 +760,7 @@ int fib6_add(struct fib6_node *root, struct rt6_info *rt, struct nl_info *info)
err = fib6_add_rt2node(fn, rt, info);
if (err == 0) {
- fib6_start_gc(rt);
+ fib6_start_gc(info->nl_net, rt);
if (!(rt->rt6i_flags&RTF_CACHE))
fib6_prune_clones(pn, rt);
}
@@ -1443,7 +1441,7 @@ void fib6_run_gc(unsigned long expires, struct net *net)
} else {
local_bh_disable();
if (!spin_trylock(&fib6_gc_lock)) {
- mod_timer(ip6_fib_timer, jiffies + HZ);
+ mod_timer(net->ipv6.ip6_fib_timer, jiffies + HZ);
local_bh_enable();
return;
}
@@ -1456,11 +1454,11 @@ void fib6_run_gc(unsigned long expires, struct net *net)
fib6_clean_all(net, fib6_age, 0, NULL);
if (gc_args.more)
- mod_timer(ip6_fib_timer, jiffies +
+ mod_timer(net->ipv6.ip6_fib_timer, jiffies +
net->ipv6.sysctl.ip6_rt_gc_interval);
else {
- del_timer(ip6_fib_timer);
- ip6_fib_timer->expires = 0;
+ del_timer(net->ipv6.ip6_fib_timer);
+ net->ipv6.ip6_fib_timer->expires = 0;
}
spin_unlock_bh(&fib6_gc_lock);
}
@@ -1473,13 +1471,21 @@ static void fib6_gc_timer_cb(unsigned long arg)
static int fib6_net_init(struct net *net)
{
int ret;
+ struct timer_list *timer;
ret = -ENOMEM;
+ timer = kzalloc(sizeof(*timer), GFP_KERNEL);
+ if (!timer)
+ goto out;
+
+ setup_timer(timer, fib6_gc_timer_cb, (unsigned long)net);
+ net->ipv6.ip6_fib_timer = timer;
+
net->ipv6.fib_table_hash =
kzalloc(sizeof(*net->ipv6.fib_table_hash)*FIB_TABLE_HASHSZ,
GFP_KERNEL);
if (!net->ipv6.fib_table_hash)
- goto out;
+ goto out_timer;
net->ipv6.fib6_main_tbl = kzalloc(sizeof(*net->ipv6.fib6_main_tbl),
GFP_KERNEL);
@@ -1513,11 +1519,15 @@ out_fib6_main_tbl:
#endif
out_fib_table_hash:
kfree(net->ipv6.fib_table_hash);
+out_timer:
+ kfree(timer);
goto out;
}
static void fib6_net_exit(struct net *net)
{
+ del_timer(net->ipv6.ip6_fib_timer);
+ kfree(net->ipv6.ip6_fib_timer);
#ifdef CONFIG_IPV6_MULTIPLE_TABLES
kfree(net->ipv6.fib6_local_tbl);
#endif
@@ -1533,6 +1543,7 @@ static struct pernet_operations fib6_net_ops = {
int __init fib6_init(void)
{
int ret = -ENOMEM;
+
fib6_node_kmem = kmem_cache_create("fib6_nodes",
sizeof(struct fib6_node),
0, SLAB_HWCACHE_ALIGN,
@@ -1540,16 +1551,9 @@ int __init fib6_init(void)
if (!fib6_node_kmem)
goto out;
- ret = -ENOMEM;
- ip6_fib_timer = kzalloc(sizeof(*ip6_fib_timer), GFP_KERNEL);
- if (!ip6_fib_timer)
- goto out_kmem_cache_create;
-
- setup_timer(ip6_fib_timer, fib6_gc_timer_cb, (unsigned long)&init_net);
-
ret = register_pernet_subsys(&fib6_net_ops);
if (ret)
- goto out_timer;
+ goto out_kmem_cache_create;
ret = __rtnl_register(PF_INET6, RTM_GETROUTE, NULL, inet6_dump_fib);
if (ret)
@@ -1559,8 +1563,6 @@ out:
out_unregister_subsys:
unregister_pernet_subsys(&fib6_net_ops);
-out_timer:
- kfree(ip6_fib_timer);
out_kmem_cache_create:
kmem_cache_destroy(fib6_node_kmem);
goto out;
@@ -1568,8 +1570,6 @@ out_kmem_cache_create:
void fib6_gc_cleanup(void)
{
- del_timer(ip6_fib_timer);
- kfree(ip6_fib_timer);
unregister_pernet_subsys(&fib6_net_ops);
kmem_cache_destroy(fib6_node_kmem);
}
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index fd44721abebb..b13eb0111270 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -952,7 +952,7 @@ struct dst_entry *icmp6_dst_alloc(struct net_device *dev,
icmp6_dst_gc_list = &rt->u.dst;
spin_unlock_bh(&icmp6_dst_lock);
- fib6_force_start_gc();
+ fib6_force_start_gc(dev->nd_net);
out:
return &rt->u.dst;
@@ -1230,6 +1230,9 @@ install_route:
rt->u.dst.dev = dev;
rt->rt6i_idev = idev;
rt->rt6i_table = table;
+
+ cfg->fc_nlinfo.nl_net = dev->nd_net;
+
return __ip6_ins_rt(rt, &cfg->fc_nlinfo);
out:
generated by cgit v1.2.3-55-g7522 (git 2.39.0) at 2024-06-18 21:08:48 +0200