Signed-off-by: Vasily Averin <vvs@xxxxxxxxxx>
---
include/net/netfilter/ipv4/nf_defrag_ipv4.h | 13 +++++++++++++
1 files changed, 13 insertions(+), 0 deletions(-)
diff --git a/include/net/netfilter/ipv4/nf_defrag_ipv4.h b/include/net/netfilter/ipv4/nf_defrag_ipv4.h
index f01ef20..2a433ba 100644
--- a/include/net/netfilter/ipv4/nf_defrag_ipv4.h
+++ b/include/net/netfilter/ipv4/nf_defrag_ipv4.h
@@ -3,4 +3,17 @@
void nf_defrag_ipv4_enable(void);
+static inline void inc_br_defrag_ipv4_users_count(struct net *net)
+{
+ if (atomic_inc_return(&net->br_defrag_ipv4_users_count) == 1)
+ pr_info("net %p: bridge ipv4 defragmentation is enabled\n",
+ net);
+}
+
+static inline void dec_br_defrag_ipv4_users_count(struct net *net)
+{
+ if (atomic_dec_and_test(&net->br_defrag_ipv4_users_count))
+ pr_info("net %p: bridge ipv4 defragmentation is disabled\n",
+ net);
+}
#endif /* _NF_DEFRAG_IPV4_H */
--
1.7.5.4
--
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