Hi Lorenzo, On Tue, Oct 21, 2025 at 07:48:17PM +0200, Lorenzo Bianconi wrote: > Introduce SW acceleration for IPIP tunnels in the netfilter flowtable > infrastructure. This series introduces basic infrastructure to > accelerate other tunnel types (e.g. IP6IP6).
Would you be so kind to rebase this series on top of: https://patchwork.ozlabs.org/project/netfilter-devel/list/?series=477081 That series should simplify the integration of your IPIP support. Thanks. > --- > Changes in v7: > - Introduce sw acceleration for tx path of IPIP tunnels > - Rely on exact match during flowtable entry lookup > - Fix typos > - Link to v6: > https://lore.kernel.org/r/[email protected] > > Changes in v6: > - Rebase on top of nf-next main branch > - Link to v5: > https://lore.kernel.org/r/[email protected] > > Changes in v5: > - Rely on __ipv4_addr_hash() to compute the hash used as encap ID > - Remove unnecessary pskb_may_pull() in nf_flow_tuple_encap() > - Add nf_flow_ip4_ecanp_pop utility routine > - Link to v4: > https://lore.kernel.org/r/[email protected] > > Changes in v4: > - Use the hash value of the saddr, daddr and protocol of outer IP header as > encapsulation id. > - Link to v3: > https://lore.kernel.org/r/[email protected] > > Changes in v3: > - Add outer IP header sanity checks > - target nf-next tree instead of net-next > - Link to v2: > https://lore.kernel.org/r/[email protected] > > Changes in v2: > - Introduce IPIP flowtable selftest > - Link to v1: > https://lore.kernel.org/r/[email protected] > > --- > Lorenzo Bianconi (3): > net: netfilter: Add IPIP flowtable rx sw acceleration > net: netfilter: Add IPIP flowtable tx sw acceleration > selftests: netfilter: nft_flowtable.sh: Add IPIP flowtable selftest > > include/linux/netdevice.h | 16 +++ > include/net/netfilter/nf_flow_table.h | 26 +++++ > net/ipv4/ipip.c | 29 +++++ > net/netfilter/nf_flow_table_core.c | 10 ++ > net/netfilter/nf_flow_table_ip.c | 118 > ++++++++++++++++++++- > net/netfilter/nft_flow_offload.c | 79 ++++++++++++-- > .../selftests/net/netfilter/nft_flowtable.sh | 40 +++++++ > 7 files changed, 307 insertions(+), 11 deletions(-) > --- > base-commit: d1d7998df9d7d3ee20bcfc876065fa897b11506d > change-id: 20250623-nf-flowtable-ipip-1b3d7b08d067 > > Best regards, > -- > Lorenzo Bianconi <[email protected]> >
