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authorGao feng2012-06-08 03:21:40 +0200
committerDavid S. Miller2012-06-08 23:27:23 +0200
commit54db0cc2ba0d38166acc2d6bae21721405305537 (patch)
tree9c067a1e7be7e3f2c862b3d64568ba330a0e0b2c /net/ipv4
parentinetpeer: add namespace support for inetpeer (diff)
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inetpeer: add parameter net for inet_getpeer_v4,v6
add struct net as a parameter of inet_getpeer_v[4,6], use net to replace &init_net. and modify some places to provide net for inet_getpeer_v[4,6] Signed-off-by: Gao feng <gaofeng@cn.fujitsu.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/inet_fragment.c2
-rw-r--r--net/ipv4/ip_fragment.c6
-rw-r--r--net/ipv4/route.c8
-rw-r--r--net/ipv4/tcp_ipv4.c6
4 files changed, 15 insertions, 7 deletions
diff --git a/net/ipv4/inet_fragment.c b/net/ipv4/inet_fragment.c
index 5ff2a51b6d0c..85190e69297b 100644
--- a/net/ipv4/inet_fragment.c
+++ b/net/ipv4/inet_fragment.c
@@ -243,12 +243,12 @@ static struct inet_frag_queue *inet_frag_alloc(struct netns_frags *nf,
if (q == NULL)
return NULL;
+ q->net = nf;
f->constructor(q, arg);
atomic_add(f->qsize, &nf->mem);
setup_timer(&q->timer, f->frag_expire, (unsigned long)q);
spin_lock_init(&q->lock);
atomic_set(&q->refcnt, 1);
- q->net = nf;
return q;
}
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index 9dbd3dd6022d..22c6bab9717a 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -171,6 +171,10 @@ static void frag_kfree_skb(struct netns_frags *nf, struct sk_buff *skb)
static void ip4_frag_init(struct inet_frag_queue *q, void *a)
{
struct ipq *qp = container_of(q, struct ipq, q);
+ struct netns_ipv4 *ipv4 = container_of(q->net, struct netns_ipv4,
+ frags);
+ struct net *net = container_of(ipv4, struct net, ipv4);
+
struct ip4_create_arg *arg = a;
qp->protocol = arg->iph->protocol;
@@ -180,7 +184,7 @@ static void ip4_frag_init(struct inet_frag_queue *q, void *a)
qp->daddr = arg->iph->daddr;
qp->user = arg->user;
qp->peer = sysctl_ipfrag_max_dist ?
- inet_getpeer_v4(arg->iph->saddr, 1) : NULL;
+ inet_getpeer_v4(net, arg->iph->saddr, 1) : NULL;
}
static __inline__ void ip4_frag_free(struct inet_frag_queue *q)
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 006c21cc2324..2c9f73f3b7cc 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1328,9 +1328,10 @@ static u32 rt_peer_genid(void)
void rt_bind_peer(struct rtable *rt, __be32 daddr, int create)
{
+ struct net *net = dev_net(rt->dst.dev);
struct inet_peer *peer;
- peer = inet_getpeer_v4(daddr, create);
+ peer = inet_getpeer_v4(net, daddr, create);
if (peer && cmpxchg(&rt->peer, NULL, peer) != NULL)
inet_putpeer(peer);
@@ -1694,7 +1695,7 @@ unsigned short ip_rt_frag_needed(struct net *net, const struct iphdr *iph,
unsigned short est_mtu = 0;
struct inet_peer *peer;
- peer = inet_getpeer_v4(iph->daddr, 1);
+ peer = inet_getpeer_v4(net, iph->daddr, 1);
if (peer) {
unsigned short mtu = new_mtu;
@@ -1935,6 +1936,7 @@ static unsigned int ipv4_mtu(const struct dst_entry *dst)
static void rt_init_metrics(struct rtable *rt, const struct flowi4 *fl4,
struct fib_info *fi)
{
+ struct net *net = dev_net(rt->dst.dev);
struct inet_peer *peer;
int create = 0;
@@ -1944,7 +1946,7 @@ static void rt_init_metrics(struct rtable *rt, const struct flowi4 *fl4,
if (fl4 && (fl4->flowi4_flags & FLOWI_FLAG_PRECOW_METRICS))
create = 1;
- rt->peer = peer = inet_getpeer_v4(rt->rt_dst, create);
+ rt->peer = peer = inet_getpeer_v4(net, rt->rt_dst, create);
if (peer) {
rt->rt_peer_genid = rt_peer_genid();
if (inet_metrics_new(peer))
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 3d9c1a4b8819..f485b451f928 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1824,11 +1824,12 @@ struct inet_peer *tcp_v4_get_peer(struct sock *sk, bool *release_it)
{
struct rtable *rt = (struct rtable *) __sk_dst_get(sk);
struct inet_sock *inet = inet_sk(sk);
+ struct net *net = sock_net(sk);
struct inet_peer *peer;
if (!rt ||
inet->cork.fl.u.ip4.daddr != inet->inet_daddr) {
- peer = inet_getpeer_v4(inet->inet_daddr, 1);
+ peer = inet_getpeer_v4(net, inet->inet_daddr, 1);
*release_it = true;
} else {
if (!rt->peer)
@@ -1844,8 +1845,9 @@ EXPORT_SYMBOL(tcp_v4_get_peer);
void *tcp_v4_tw_get_peer(struct sock *sk)
{
const struct inet_timewait_sock *tw = inet_twsk(sk);
+ struct net *net = sock_net(sk);
- return inet_getpeer_v4(tw->tw_daddr, 1);
+ return inet_getpeer_v4(net, tw->tw_daddr, 1);
}
EXPORT_SYMBOL(tcp_v4_tw_get_peer);