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Date: Fri, 8 Dec 2023 13:34:10 -0800 From: Tony Nguyen <anthony.l.nguyen@...el.com> To: Marcin Szycik <marcin.szycik@...ux.intel.com>, <intel-wired-lan@...ts.osuosl.org> CC: <jiri@...nulli.us>, <andy@...nel.org>, <wojciech.drewek@...el.com>, <netdev@...r.kernel.org>, <idosch@...dia.com>, <jesse.brandeburg@...el.com>, <aleksander.lobakin@...el.com>, <michal.swiatkowski@...ux.intel.com>, <simon.horman@...igine.com>, <kuba@...nel.org>, <pabeni@...hat.com>, <davem@...emloft.net> Subject: Re: [Intel-wired-lan] [PATCH iwl-next v4 0/7] Add PFCP filter support On 12/7/2023 8:49 AM, Marcin Szycik wrote: > Add support for creating PFCP filters in switchdev mode. Add pfcp module > that allows to create a PFCP-type netdev. The netdev then can be passed to > tc when creating a filter to indicate that PFCP filter should be created. > > To add a PFCP filter, a special netdev must be created and passed to tc > command: > > ip link add pfcp0 type pfcp > tc filter add dev eth0 ingress prio 1 flower pfcp_opts \ > 1:12ab/ff:fffffffffffffff0 skip_hw action mirred egress redirect \ > dev pfcp0 > > Changes in iproute2 [1] are required to use pfcp_opts in tc. > > ICE COMMS package is required as it contains PFCP profiles. > > Part of this patchset modifies IP_TUNNEL_*_OPTs, which were previously > stored in a __be16. All possible values have already been used, making it > impossible to add new ones. > > [1] https://lore.kernel.org/netdev/20230614091758.11180-1-marcin.szycik@linux.intel.com > --- > This patchset should be applied on top of the "boys" tree [2], as it > depends on recent bitmap changes. Is this for comment only (RFC)? This doesn't seem to apply to iwl-next and if this based on, and has dependencies from, another tree, I can't apply them here. > [2] https://github.com/norov/linux/commits/boys > --- > v3: https://lore.kernel.org/intel-wired-lan/20230721071532.613888-1-marcin.szycik@linux.intel.com > v2: https://lore.kernel.org/intel-wired-lan/20230607112606.15899-1-marcin.szycik@linux.intel.com > v1: https://lore.kernel.org/intel-wired-lan/20230601131929.294667-1-marcin.szycik@linux.intel.com > --- > > Alexander Lobakin (3): > ip_tunnel: use a separate struct to store tunnel params in the kernel > ip_tunnel: convert __be16 tunnel flags to bitmaps > lib/bitmap: add tests for IP tunnel flags conversion helpers > > Marcin Szycik (2): > ice: refactor ICE_TC_FLWR_FIELD_ENC_OPTS > ice: Add support for PFCP hardware offload in switchdev > > Michal Swiatkowski (1): > pfcp: always set pfcp metadata > > Wojciech Drewek (1): > pfcp: add PFCP module > > drivers/net/Kconfig | 13 + > drivers/net/Makefile | 1 + > drivers/net/bareudp.c | 19 +- > drivers/net/ethernet/intel/ice/ice_ddp.c | 9 + > .../net/ethernet/intel/ice/ice_flex_type.h | 4 +- > .../ethernet/intel/ice/ice_protocol_type.h | 12 + > drivers/net/ethernet/intel/ice/ice_switch.c | 85 +++++ > drivers/net/ethernet/intel/ice/ice_switch.h | 2 + > drivers/net/ethernet/intel/ice/ice_tc_lib.c | 68 +++- > drivers/net/ethernet/intel/ice/ice_tc_lib.h | 8 +- > .../ethernet/mellanox/mlx5/core/en/tc_tun.h | 2 +- > .../mellanox/mlx5/core/en/tc_tun_encap.c | 6 +- > .../mellanox/mlx5/core/en/tc_tun_geneve.c | 12 +- > .../mellanox/mlx5/core/en/tc_tun_gre.c | 8 +- > .../mellanox/mlx5/core/en/tc_tun_vxlan.c | 9 +- > .../net/ethernet/mellanox/mlx5/core/en_tc.c | 16 +- > .../ethernet/mellanox/mlxsw/spectrum_ipip.c | 56 ++-- > .../ethernet/mellanox/mlxsw/spectrum_ipip.h | 2 +- > .../ethernet/mellanox/mlxsw/spectrum_span.c | 10 +- > .../ethernet/netronome/nfp/flower/action.c | 27 +- > drivers/net/geneve.c | 44 ++- > drivers/net/pfcp.c | 302 ++++++++++++++++++ > drivers/net/vxlan/vxlan_core.c | 14 +- > include/linux/netdevice.h | 7 +- > include/net/dst_metadata.h | 10 +- > include/net/flow_dissector.h | 2 +- > include/net/gre.h | 70 ++-- > include/net/ip6_tunnel.h | 4 +- > include/net/ip_tunnels.h | 139 ++++++-- > include/net/pfcp.h | 90 ++++++ > include/net/udp_tunnel.h | 4 +- > include/uapi/linux/if_tunnel.h | 36 +++ > include/uapi/linux/pkt_cls.h | 14 + > lib/test_bitmap.c | 100 ++++++ > net/bridge/br_vlan_tunnel.c | 9 +- > net/core/filter.c | 26 +- > net/core/flow_dissector.c | 20 +- > net/ipv4/fou_bpf.c | 2 +- > net/ipv4/gre_demux.c | 2 +- > net/ipv4/ip_gre.c | 144 +++++---- > net/ipv4/ip_tunnel.c | 109 +++++-- > net/ipv4/ip_tunnel_core.c | 82 +++-- > net/ipv4/ip_vti.c | 41 ++- > net/ipv4/ipip.c | 33 +- > net/ipv4/ipmr.c | 2 +- > net/ipv4/udp_tunnel_core.c | 5 +- > net/ipv6/addrconf.c | 3 +- > net/ipv6/ip6_gre.c | 85 ++--- > net/ipv6/ip6_tunnel.c | 14 +- > net/ipv6/sit.c | 38 ++- > net/netfilter/ipvs/ip_vs_core.c | 6 +- > net/netfilter/ipvs/ip_vs_xmit.c | 20 +- > net/netfilter/nft_tunnel.c | 44 +-- > net/openvswitch/flow_netlink.c | 61 ++-- > net/psample/psample.c | 26 +- > net/sched/act_tunnel_key.c | 36 +-- > net/sched/cls_flower.c | 134 +++++++- > 57 files changed, 1652 insertions(+), 495 deletions(-) > create mode 100644 drivers/net/pfcp.c > create mode 100644 include/net/pfcp.h >
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