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authorStephen Hemminger <shemminger@vyatta.com>2008-07-23 01:33:45 +0400
committerDavid S. Miller <davem@davemloft.net>2008-07-23 01:33:45 +0400
commit417f28bb340725544c36b35465444d2fd57232b8 (patch)
tree8a38097b4ea34a2877ecfdb95f37ad2864f5754d /net
parent888c848ed34bd5f8cb56567624c0d951ab35174e (diff)
downloadlinux-417f28bb340725544c36b35465444d2fd57232b8.tar.xz
netns: dont alloc ipv6 fib timer list
FIB timer list is a trivial size structure, avoid indirection and just put it in existing ns. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv6/ip6_fib.c40
1 files changed, 13 insertions, 27 deletions
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 944095cf5e32..e0922975c410 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -661,16 +661,16 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct rt6_info *rt,
static __inline__ void fib6_start_gc(struct net *net, struct rt6_info *rt)
{
- if (!timer_pending(net->ipv6.ip6_fib_timer) &&
+ if (!timer_pending(&net->ipv6.ip6_fib_timer) &&
(rt->rt6i_flags & (RTF_EXPIRES|RTF_CACHE)))
- mod_timer(net->ipv6.ip6_fib_timer,
+ mod_timer(&net->ipv6.ip6_fib_timer,
jiffies + net->ipv6.sysctl.ip6_rt_gc_interval);
}
void fib6_force_start_gc(struct net *net)
{
- if (!timer_pending(net->ipv6.ip6_fib_timer))
- mod_timer(net->ipv6.ip6_fib_timer,
+ if (!timer_pending(&net->ipv6.ip6_fib_timer))
+ mod_timer(&net->ipv6.ip6_fib_timer,
jiffies + net->ipv6.sysctl.ip6_rt_gc_interval);
}
@@ -1449,7 +1449,7 @@ void fib6_run_gc(unsigned long expires, struct net *net)
} else {
local_bh_disable();
if (!spin_trylock(&fib6_gc_lock)) {
- mod_timer(net->ipv6.ip6_fib_timer, jiffies + HZ);
+ mod_timer(&net->ipv6.ip6_fib_timer, jiffies + HZ);
local_bh_enable();
return;
}
@@ -1462,12 +1462,10 @@ void fib6_run_gc(unsigned long expires, struct net *net)
fib6_clean_all(net, fib6_age, 0, NULL);
if (gc_args.more)
- mod_timer(net->ipv6.ip6_fib_timer, jiffies +
+ mod_timer(&net->ipv6.ip6_fib_timer, jiffies +
net->ipv6.sysctl.ip6_rt_gc_interval);
- else {
- del_timer(net->ipv6.ip6_fib_timer);
- net->ipv6.ip6_fib_timer->expires = 0;
- }
+ else
+ del_timer(&net->ipv6.ip6_fib_timer);
spin_unlock_bh(&fib6_gc_lock);
}
@@ -1478,16 +1476,7 @@ 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;
+ setup_timer(&net->ipv6.ip6_fib_timer, fib6_gc_timer_cb, (unsigned long)net);
net->ipv6.rt6_stats = kzalloc(sizeof(*net->ipv6.rt6_stats), GFP_KERNEL);
if (!net->ipv6.rt6_stats)
@@ -1521,9 +1510,7 @@ static int fib6_net_init(struct net *net)
#endif
fib6_tables_init(net);
- ret = 0;
-out:
- return ret;
+ return 0;
#ifdef CONFIG_IPV6_MULTIPLE_TABLES
out_fib6_main_tbl:
@@ -1534,15 +1521,14 @@ out_fib_table_hash:
out_rt6_stats:
kfree(net->ipv6.rt6_stats);
out_timer:
- kfree(timer);
- goto out;
+ return -ENOMEM;
}
static void fib6_net_exit(struct net *net)
{
rt6_ifdown(net, NULL);
- del_timer_sync(net->ipv6.ip6_fib_timer);
- kfree(net->ipv6.ip6_fib_timer);
+ del_timer_sync(&net->ipv6.ip6_fib_timer);
+
#ifdef CONFIG_IPV6_MULTIPLE_TABLES
kfree(net->ipv6.fib6_local_tbl);
#endif