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[INET]: Consolidate the xxx_frag_kill

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Since now all the xxx_frag_kill functions now work
with the generic inet_frag_queue data type, this can
be moved into a common place.

The xxx_unlink() code is moved as well.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pavel Emelyanov
2007-10-15 02:37:18 -07:00
committed by David S. Miller
parent 04128f233f
commit 277e650ddf
5 changed files with 28 additions and 66 deletions
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23
net/ipv4/inet_fragment.c
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@@ -42,3 +42,26 @@ void inet_frags_fini(struct inet_frags *f)
{
}
EXPORT_SYMBOL(inet_frags_fini);
static inline void fq_unlink(struct inet_frag_queue *fq, struct inet_frags *f)
{
write_lock(&f->lock);
hlist_del(&fq->list);
list_del(&fq->lru_list);
f->nqueues--;
write_unlock(&f->lock);
}
void inet_frag_kill(struct inet_frag_queue *fq, struct inet_frags *f)
{
if (del_timer(&fq->timer))
atomic_dec(&fq->refcnt);
if (!(fq->last_in & COMPLETE)) {
fq_unlink(fq, f);
atomic_dec(&fq->refcnt);
fq->last_in |= COMPLETE;
}
}
EXPORT_SYMBOL(inet_frag_kill);