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| author | Pavel Emelyanov <xemul@openvz.org> | 2007-10-15 11:37:18 +0200 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-10-15 21:26:41 +0200 |
| commit | 277e650ddfc6944ef5f5466fd898b8da7f06cd82 (patch) | |
| tree | 39afdd22384c402e08287a3911455a2bbce721b1 /net/ipv4/inet_fragment.c | |
| parent | [INET]: Collect common frag sysctl variables together (diff) | |
| download | linux-277e650ddfc6944ef5f5466fd898b8da7f06cd82.tar.xz linux-277e650ddfc6944ef5f5466fd898b8da7f06cd82.zip | |
[INET]: Consolidate the xxx_frag_kill
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>
Diffstat (limited to 'net/ipv4/inet_fragment.c')
| -rw-r--r-- | net/ipv4/inet_fragment.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/net/ipv4/inet_fragment.c b/net/ipv4/inet_fragment.c index 69623ff4e4c6..534eaa8cdcf3 100644 --- a/net/ipv4/inet_fragment.c +++ b/net/ipv4/inet_fragment.c @@ -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); |