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| author |   Tim Gardner <tim.gardner@canonical.com> | 2010-06-25 14:44:07 +0200 |
|---|---|---|
| committer |   Patrick McHardy <kaber@trash.net> | 2010-06-25 14:44:07 +0200 |
| commit | a8756201ba4189bca3ee1a6ec4e290f467ee09ab (patch) | |
| tree | 309d40a10f68ffc971de4f16d26d16a0dccc0693 /include/net | |
| parent | netfilter: fix simple typo in KConfig for netfiltert xt_TEE (diff) | |
| download | linux-dev-a8756201ba4189bca3ee1a6ec4e290f467ee09ab.tar.xz linux-dev-a8756201ba4189bca3ee1a6ec4e290f467ee09ab.zip | |
netfilter: xt_connbytes: Force CT accounting to be enabled
Check at rule install time that CT accounting is enabled. Force it
to be enabled if not while also emitting a warning since this is not
the default state.
This is in preparation for deprecating CONFIG_NF_CT_ACCT upon which
CONFIG_NETFILTER_XT_MATCH_CONNBYTES depended being set.
Added 2 CT accounting support functions:
nf_ct_acct_enabled() - Get CT accounting state.
nf_ct_set_acct() - Enable/disable CT accountuing.
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>
Acked-by: Jan Engelhardt <jengelh@medozas.de>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/netfilter/nf_conntrack_acct.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/net/netfilter/nf_conntrack_acct.h b/include/net/netfilter/nf_conntrack_acct.h index 03e218f0be43..4e9c63a20db2 100644 --- a/include/net/netfilter/nf_conntrack_acct.h +++ b/include/net/netfilter/nf_conntrack_acct.h @@ -45,6 +45,18 @@ struct nf_conn_counter *nf_ct_acct_ext_add(struct nf_conn *ct, gfp_t gfp) extern unsigned int seq_print_acct(struct seq_file *s, const struct nf_conn *ct, int dir); +/* Check if connection tracking accounting is enabled */ +static inline bool nf_ct_acct_enabled(struct net *net) +{ + return net->ct.sysctl_acct != 0; +} + +/* Enable/disable connection tracking accounting */ +static inline void nf_ct_set_acct(struct net *net, bool enable) +{ + net->ct.sysctl_acct = enable; +} + extern int nf_conntrack_acct_init(struct net *net); extern void nf_conntrack_acct_fini(struct net *net); |