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[NETNS][FRAGS]: Make the net.ipv4.ipfrag_timeout work in namespaces.

Browse source 
Move it to the netns_frags, adjust the usage and
make the appropriate ctl table writable.

Now fragment, that live in different namespaces can
live for different times.

Signed-off-by: Pavel Emelyanov <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Pavel Emelyanov 2008-01-22 06:09:37 -08:00 • committed by David S. Miller
commit b2fd5321dd
5 changed files with 19 additions and 17 deletions
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4
net/ipv6/netfilter/nf_conntrack_reasm.c
View file

@ -73,7 +73,6 @@ struct nf_ct_frag6_queue
static struct inet_frags_ctl nf_frags_ctl __read_mostly = {
.high_thresh = 256 * 1024,
.low_thresh = 192 * 1024,
.timeout = IPV6_FRAG_TIMEOUT,
.secret_interval = 10 * 60 * HZ,
};
@ -84,7 +83,7 @@ static struct netns_frags nf_init_frags;
struct ctl_table nf_ct_ipv6_sysctl_table[] = {
{
.procname = "nf_conntrack_frag6_timeout",
.data = &nf_frags_ctl.timeout,
.data = &nf_init_frags.timeout,
.maxlen = sizeof(unsigned int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
@ -712,6 +711,7 @@ int nf_ct_frag6_init(void)
nf_frags.qsize = sizeof(struct nf_ct_frag6_queue);
nf_frags.match = ip6_frag_match;
nf_frags.frag_expire = nf_ct_frag6_expire;
nf_init_frags.timeout = IPV6_FRAG_TIMEOUT;
inet_frags_init_net(&nf_init_frags);
inet_frags_init(&nf_frags);

6
net/ipv6/reassembly.c
View file

@ -650,7 +650,7 @@ static struct ctl_table ip6_frags_ctl_table[] = {
{
.ctl_name = NET_IPV6_IP6FRAG_TIME,
.procname = "ip6frag_time",
.data = &init_net.ipv6.sysctl.frags.timeout,
.data = &init_net.ipv6.frags.timeout,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
@ -681,7 +681,7 @@ static int ip6_frags_sysctl_register(struct net *net)
table[0].mode &= ~0222;
table[1].mode &= ~0222;
table[2].mode &= ~0222;
table[2].data = &net->ipv6.frags.timeout;
table[3].mode &= ~0222;
}
@ -724,7 +724,7 @@ static int ipv6_frags_init_net(struct net *net)
net->ipv6.sysctl.frags.high_thresh = 256 * 1024;
net->ipv6.sysctl.frags.low_thresh = 192 * 1024;
net->ipv6.sysctl.frags.timeout = IPV6_FRAG_TIMEOUT;
net->ipv6.frags.timeout = IPV6_FRAG_TIMEOUT;
net->ipv6.sysctl.frags.secret_interval = 10 * 60 * HZ;
inet_frags_init_net(&net->ipv6.frags);