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inet: frag: remove lru list

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no longer used.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Florian Westphal
2014-07-24 16:50:34 +02:00
committed by David S. Miller
parent 434d305405
commit 3fd588eb90
6 changed files with 4 additions and 44 deletions
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12
net/ipv4/inet_fragment.c
View File

@@ -194,8 +194,6 @@ EXPORT_SYMBOL(inet_frags_init);
void inet_frags_init_net(struct netns_frags *nf)
{
init_frag_mem_limit(nf);
INIT_LIST_HEAD(&nf->lru_list);
spin_lock_init(&nf->lru_lock);
}
EXPORT_SYMBOL(inet_frags_init_net);
@@ -237,7 +235,6 @@ static inline void fq_unlink(struct inet_frag_queue *fq, struct inet_frags *f)
spin_unlock(&hb->chain_lock);
read_unlock(&f->lock);
inet_frag_lru_del(fq);
}
void inet_frag_kill(struct inet_frag_queue *fq, struct inet_frags *f)
@@ -261,8 +258,7 @@ static inline void frag_kfree_skb(struct netns_frags *nf, struct inet_frags *f,
kfree_skb(skb);
}
void inet_frag_destroy(struct inet_frag_queue *q, struct inet_frags *f,
int *work)
void inet_frag_destroy(struct inet_frag_queue *q, struct inet_frags *f)
{
struct sk_buff *fp;
struct netns_frags *nf;
@@ -282,14 +278,11 @@ void inet_frag_destroy(struct inet_frag_queue *q, struct inet_frags *f,
fp = xp;
}
sum = sum_truesize + f->qsize;
if (work)
*work -= sum;
sub_frag_mem_limit(q, sum);
if (f->destructor)
f->destructor(q);
kfree(q);
}
EXPORT_SYMBOL(inet_frag_destroy);
@@ -333,7 +326,7 @@ static struct inet_frag_queue *inet_frag_intern(struct netns_frags *nf,
atomic_inc(&qp->refcnt);
hlist_add_head(&qp->list, &hb->chain);
inet_frag_lru_add(nf, qp);
spin_unlock(&hb->chain_lock);
read_unlock(&f->lock);
@@ -361,7 +354,6 @@ static struct inet_frag_queue *inet_frag_alloc(struct netns_frags *nf,
setup_timer(&q->timer, f->frag_expire, (unsigned long)q);
spin_lock_init(&q->lock);
atomic_set(&q->refcnt, 1);
INIT_LIST_HEAD(&q->lru_list);
return q;
}

1
net/ipv4/ip_fragment.c
View File

@@ -489,7 +489,6 @@ found:
}
skb_dst_drop(skb);
inet_frag_lru_move(&qp->q);
return -EINPROGRESS;
err: