[NETFILTER]: nf_conntrack_expect: maintain per conntrack expectation list
This patch brings back the per-conntrack expectation list that was
removed around 2.6.10 to avoid walking all expectations on expectation
eviction and conntrack destruction.
As these were the last users of the global expectation list, this patch
also kills that.
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h
index 8f2cbb9..d4f02eb 100644
--- a/include/net/netfilter/nf_conntrack.h
+++ b/include/net/netfilter/nf_conntrack.h
@@ -82,6 +82,8 @@
union nf_conntrack_help help;
+ struct hlist_head expectations;
+
/* Current number of expected connections */
unsigned int expecting;
};