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yaml
---
r: 79480
b: refs/heads/master
c: 3b4bc4a
h: refs/heads/master
v: v3
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Pavel Emelyanov authored and David S. Miller committed Jan 28, 2008
1 parent 4df9850 commit 35a8193
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Showing 7 changed files with 9 additions and 24 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: e31e0bdc7e7fb9a4b09d2f3266c035a18fdcee9d
refs/heads/master: 3b4bc4a2bfe80d01ebd4f2b6dcc58986c970ed16
6 changes: 1 addition & 5 deletions trunk/include/net/inet_frag.h
Original file line number Diff line number Diff line change
Expand Up @@ -31,18 +31,14 @@ struct inet_frag_queue {

#define INETFRAGS_HASHSZ 64

struct inet_frags_ctl {
int secret_interval;
};

struct inet_frags {
struct list_head lru_list;
struct hlist_head hash[INETFRAGS_HASHSZ];
rwlock_t lock;
u32 rnd;
int qsize;
int secret_interval;
struct timer_list secret_timer;
struct inet_frags_ctl *ctl;

unsigned int (*hashfn)(struct inet_frag_queue *);
void (*constructor)(struct inet_frag_queue *q,
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1 change: 0 additions & 1 deletion trunk/include/net/netns/ipv6.h
Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,6 @@ struct netns_sysctl_ipv6 {
struct ctl_table_header *table;
struct ctl_table_header *frags_hdr;
#endif
struct inet_frags_ctl frags;
int bindv6only;
int flush_delay;
int ip6_rt_max_size;
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4 changes: 2 additions & 2 deletions trunk/net/ipv4/inet_fragment.c
Original file line number Diff line number Diff line change
Expand Up @@ -47,7 +47,7 @@ static void inet_frag_secret_rebuild(unsigned long dummy)
}
write_unlock(&f->lock);

mod_timer(&f->secret_timer, now + f->ctl->secret_interval);
mod_timer(&f->secret_timer, now + f->secret_interval);
}

void inet_frags_init(struct inet_frags *f)
Expand All @@ -65,7 +65,7 @@ void inet_frags_init(struct inet_frags *f)

setup_timer(&f->secret_timer, inet_frag_secret_rebuild,
(unsigned long)f);
f->secret_timer.expires = jiffies + f->ctl->secret_interval;
f->secret_timer.expires = jiffies + f->secret_interval;
add_timer(&f->secret_timer);
}
EXPORT_SYMBOL(inet_frags_init);
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8 changes: 2 additions & 6 deletions trunk/net/ipv4/ip_fragment.c
Original file line number Diff line number Diff line change
Expand Up @@ -74,10 +74,6 @@ struct ipq {
struct inet_peer *peer;
};

static struct inet_frags_ctl ip4_frags_ctl __read_mostly = {
.secret_interval = 10 * 60 * HZ,
};

static struct inet_frags ip4_frags;

int ip_frag_nqueues(struct net *net)
Expand Down Expand Up @@ -627,7 +623,7 @@ static struct ctl_table ip4_frags_ctl_table[] = {
{
.ctl_name = NET_IPV4_IPFRAG_SECRET_INTERVAL,
.procname = "ipfrag_secret_interval",
.data = &ip4_frags_ctl.secret_interval,
.data = &ip4_frags.secret_interval,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
Expand Down Expand Up @@ -720,14 +716,14 @@ static int ipv4_frags_init_net(struct net *net)
void __init ipfrag_init(void)
{
ipv4_frags_init_net(&init_net);
ip4_frags.ctl = &ip4_frags_ctl;
ip4_frags.hashfn = ip4_hashfn;
ip4_frags.constructor = ip4_frag_init;
ip4_frags.destructor = ip4_frag_free;
ip4_frags.skb_free = NULL;
ip4_frags.qsize = sizeof(struct ipq);
ip4_frags.match = ip4_frag_match;
ip4_frags.frag_expire = ip_expire;
ip4_frags.secret_interval = 10 * 60 * HZ;
inet_frags_init(&ip4_frags);
}

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6 changes: 1 addition & 5 deletions trunk/net/ipv6/netfilter/nf_conntrack_reasm.c
Original file line number Diff line number Diff line change
Expand Up @@ -70,10 +70,6 @@ struct nf_ct_frag6_queue
__u16 nhoffset;
};

static struct inet_frags_ctl nf_frags_ctl __read_mostly = {
.secret_interval = 10 * 60 * HZ,
};

static struct inet_frags nf_frags;
static struct netns_frags nf_init_frags;

Expand Down Expand Up @@ -701,14 +697,14 @@ int nf_ct_frag6_kfree_frags(struct sk_buff *skb)

int nf_ct_frag6_init(void)
{
nf_frags.ctl = &nf_frags_ctl;
nf_frags.hashfn = nf_hashfn;
nf_frags.constructor = ip6_frag_init;
nf_frags.destructor = NULL;
nf_frags.skb_free = nf_skb_free;
nf_frags.qsize = sizeof(struct nf_ct_frag6_queue);
nf_frags.match = ip6_frag_match;
nf_frags.frag_expire = nf_ct_frag6_expire;
nf_frags.secret_interval = 10 * 60 * HZ;
nf_init_frags.timeout = IPV6_FRAG_TIMEOUT;
nf_init_frags.high_thresh = 256 * 1024;
nf_init_frags.low_thresh = 192 * 1024;
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6 changes: 2 additions & 4 deletions trunk/net/ipv6/reassembly.c
Original file line number Diff line number Diff line change
Expand Up @@ -658,7 +658,7 @@ static struct ctl_table ip6_frags_ctl_table[] = {
{
.ctl_name = NET_IPV6_IP6FRAG_SECRET_INTERVAL,
.procname = "ip6frag_secret_interval",
.data = &init_net.ipv6.sysctl.frags.secret_interval,
.data = &ip6_frags.secret_interval,
.maxlen = sizeof(int),
.mode = 0644,
.proc_handler = &proc_dointvec_jiffies,
Expand Down Expand Up @@ -719,12 +719,9 @@ static inline void ip6_frags_sysctl_unregister(struct net *net)

static int ipv6_frags_init_net(struct net *net)
{
ip6_frags.ctl = &net->ipv6.sysctl.frags;

net->ipv6.frags.high_thresh = 256 * 1024;
net->ipv6.frags.low_thresh = 192 * 1024;
net->ipv6.frags.timeout = IPV6_FRAG_TIMEOUT;
net->ipv6.sysctl.frags.secret_interval = 10 * 60 * HZ;

inet_frags_init_net(&net->ipv6.frags);

Expand All @@ -748,6 +745,7 @@ int __init ipv6_frag_init(void)
ip6_frags.qsize = sizeof(struct frag_queue);
ip6_frags.match = ip6_frag_match;
ip6_frags.frag_expire = ip6_frag_expire;
ip6_frags.secret_interval = 10 * 60 * HZ;
inet_frags_init(&ip6_frags);
out:
return ret;
Expand Down

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