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[NETNS][FRAGS]: Make the pernet subsystem for fragments.

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On namespace start we mainly prepare the ctl variables.

When the namespace is stopped we have to kill all the fragments that
point to this namespace.  The inet_frags_exit_net() handles it.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pavel Emelyanov
2008-01-22 06:12:39 -08:00
committed by David S. Miller
parent 3140c25c82
commit 81566e8322
4 changed files with 33 additions and 2 deletions
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7
net/ipv4/inet_fragment.c
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@@ -83,6 +83,13 @@ void inet_frags_fini(struct inet_frags *f)
}
EXPORT_SYMBOL(inet_frags_fini);
void inet_frags_exit_net(struct netns_frags *nf, struct inet_frags *f)
{
nf->low_thresh = 0;
inet_frag_evictor(nf, f);
}
EXPORT_SYMBOL(inet_frags_exit_net);
static inline void fq_unlink(struct inet_frag_queue *fq, struct inet_frags *f)
{
write_lock(&f->lock);