Hi Florian, On Wed, Feb 09, 2022 at 05:10:50PM +0100, Florian Westphal wrote: > This is part 1 of a series that aims to remove both the unconfirmed > and dying lists. > > This moves the dying list into the ecache infrastructure. > Entries are placed on this list only if the delivery of the destroy > event has failed (which implies that at least one userspace listener > did request redelivery). > > The percpu dying list is removed in the last patch as it has no > functionality anymore. This avoids the extra spinlock for conntrack > removal. net/netfilter/nf_conntrack_ecache.c:48:19: error: ‘nf_conn_retrans_list_head’ undeclared here (not in a function) related to patch ("netfilter: conntrack: include ecache dying list in dumps") I don't find the declaration in this patchset.