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| author |   Pavel Emelyanov <xemul@openvz.org> | 2008-01-22 06:12:39 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2008-01-28 15:10:40 -0800 |
| commit | 81566e8322c3f6c6f9a2277fe0e440fee8d917bd (patch) | |
| tree | 2c7456cf77548436e97ae8fef5c1f91127e8fd92 /net/ipv4/ip_fragment.c | |
| parent | [NETNS][FRAGS]: Make the LRU list per namespace. (diff) | |
| download | linux-dev-81566e8322c3f6c6f9a2277fe0e440fee8d917bd.tar.xz linux-dev-81566e8322c3f6c6f9a2277fe0e440fee8d917bd.zip | |
[NETNS][FRAGS]: Make the pernet subsystem for fragments.
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>
Diffstat (limited to 'net/ipv4/ip_fragment.c')
| -rw-r--r-- | net/ipv4/ip_fragment.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c index 29b4b0972e44..a2e92f9709db 100644 --- a/net/ipv4/ip_fragment.c +++ b/net/ipv4/ip_fragment.c @@ -713,9 +713,20 @@ static int ipv4_frags_init_net(struct net *net) return ip4_frags_ctl_register(net); } +static void ipv4_frags_exit_net(struct net *net) +{ + ip4_frags_ctl_unregister(net); + inet_frags_exit_net(&net->ipv4.frags, &ip4_frags); +} + +static struct pernet_operations ip4_frags_ops = { + .init = ipv4_frags_init_net, + .exit = ipv4_frags_exit_net, +}; + void __init ipfrag_init(void) { - ipv4_frags_init_net(&init_net); + register_pernet_subsys(&ip4_frags_ops); ip4_frags.hashfn = ip4_hashfn; ip4_frags.constructor = ip4_frag_init; ip4_frags.destructor = ip4_frag_free; |