From 73f9407b3eb893bc8a82293cc8d4dfa3db079c0b Mon Sep 17 00:00:00 2001 From: Roi Dayan Date: Mon, 3 Aug 2020 10:33:04 +0300 Subject: netfilter: conntrack: Move nf_ct_offload_timeout to header file To be used by callers from other modules. [ Rename DAY to NF_CT_DAY to avoid possible symbol name pollution issue --Pablo ] Signed-off-by: Roi Dayan Reviewed-by: Oz Shlomo Signed-off-by: Pablo Neira Ayuso --- include/net/netfilter/nf_conntrack.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'include/net/netfilter') diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h index 90690e37a56f..c7bfddfc65b0 100644 --- a/include/net/netfilter/nf_conntrack.h +++ b/include/net/netfilter/nf_conntrack.h @@ -279,6 +279,18 @@ static inline bool nf_ct_should_gc(const struct nf_conn *ct) !nf_ct_is_dying(ct); } +#define NF_CT_DAY (86400 * HZ) + +/* Set an arbitrary timeout large enough not to ever expire, this save + * us a check for the IPS_OFFLOAD_BIT from the packet path via + * nf_ct_is_expired(). + */ +static inline void nf_ct_offload_timeout(struct nf_conn *ct) +{ + if (nf_ct_expires(ct) < NF_CT_DAY / 2) + ct->timeout = nfct_time_stamp + NF_CT_DAY; +} + struct kernel_param; int nf_conntrack_set_hashsize(const char *val, const struct kernel_param *kp); -- cgit v1.2.3-59-g8ed1b