#define FRAG6_CB(skb) ((struct ip6frag_skb_cb*)((skb)->cb))
-/*
- * Equivalent of ipv4 struct ipq
- */
-
-struct frag_queue
-{
- struct inet_frag_queue q;
-
- __be32 id; /* fragment id */
- u32 user;
- struct in6_addr saddr;
- struct in6_addr daddr;
-
- int iif;
- unsigned int csum;
- __u16 nhoffset;
-};
-
static struct inet_frags ip6_frags;
int ip6_frag_nqueues(struct net *net)
}
EXPORT_SYMBOL(ip6_frag_init);
-/* Destruction primitives. */
-
-static __inline__ void fq_put(struct frag_queue *fq)
-{
- inet_frag_put(&fq->q, &ip6_frags);
-}
-
-/* Kill fq entry. It is not destroyed immediately,
- * because caller (and someone more) holds reference count.
- */
-static __inline__ void fq_kill(struct frag_queue *fq)
-{
- inet_frag_kill(&fq->q, &ip6_frags);
-}
-
static void ip6_evictor(struct net *net, struct inet6_dev *idev)
{
int evicted;
IP6_ADD_STATS_BH(net, idev, IPSTATS_MIB_REASMFAILS, evicted);
}
-static void ip6_frag_expire(unsigned long data)
+void ip6_expire_frag_queue(struct net *net, struct frag_queue *fq,
+ struct inet_frags *frags)
{
- struct frag_queue *fq;
struct net_device *dev = NULL;
- struct net *net;
-
- fq = container_of((struct inet_frag_queue *)data, struct frag_queue, q);
spin_lock(&fq->q.lock);
if (fq->q.last_in & INET_FRAG_COMPLETE)
goto out;
- fq_kill(fq);
+ inet_frag_kill(&fq->q, frags);
- net = container_of(fq->q.net, struct net, ipv6.frags);
rcu_read_lock();
dev = dev_get_by_index_rcu(net, fq->iif);
if (!dev)
rcu_read_unlock();
out:
spin_unlock(&fq->q.lock);
- fq_put(fq);
+ inet_frag_put(&fq->q, frags);
+}
+EXPORT_SYMBOL(ip6_expire_frag_queue);
+
+static void ip6_frag_expire(unsigned long data)
+{
+ struct frag_queue *fq;
+ struct net *net;
+
+ fq = container_of((struct inet_frag_queue *)data, struct frag_queue, q);
+ net = container_of(fq->q.net, struct net, ipv6.frags);
+
+ ip6_expire_frag_queue(net, fq, &ip6_frags);
}
static __inline__ struct frag_queue *
return -1;
discard_fq:
- fq_kill(fq);
+ inet_frag_kill(&fq->q, &ip6_frags);
err:
IP6_INC_STATS(net, ip6_dst_idev(skb_dst(skb)),
IPSTATS_MIB_REASMFAILS);
unsigned int nhoff;
int sum_truesize;
- fq_kill(fq);
+ inet_frag_kill(&fq->q, &ip6_frags);
/* Make the one we just received the head. */
if (prev) {
ret = ip6_frag_queue(fq, skb, fhdr, IP6CB(skb)->nhoff);
spin_unlock(&fq->q.lock);
- fq_put(fq);
+ inet_frag_put(&fq->q, &ip6_frags);
return ret;
}