From: Lorenzo Bianconi <lorenzo@kernel.org> To: bpf@vger.kernel.org Cc: netdev@vger.kernel.org, ast@kernel.org, daniel@iogearbox.net, andrii@kernel.org, davem@davemloft.net, kuba@kernel.org, hawk@kernel.org, pabeni@redhat.com, edumazet@google.com, toke@redhat.com, memxor@gmail.com, alardam@gmail.com, saeedm@nvidia.com, anthony.l.nguyen@intel.com, gospo@broadcom.com, vladimir.oltean@nxp.com, nbd@nbd.name, john@phrozen.org, leon@kernel.org, simon.horman@corigine.com, aelior@marvell.com, christophe.jaillet@wanadoo.fr, ecree.xilinx@gmail.com, mst@redhat.com, bjorn@kernel.org, magnus.karlsson@intel.com, maciej.fijalkowski@intel.com, intel-wired-lan@lists.osuosl.org, lorenzo.bianconi@redhat.com, niklas.soderlund@corigine.com Subject: [PATCH bpf-next 0/7] xdp: introduce xdp-feature support Date: Fri, 20 Jan 2023 18:16:49 +0100 [thread overview] Message-ID: <cover.1674234430.git.lorenzo@kernel.org> (raw) Introduce the capability to export the XDP features supported by the NIC. Introduce a XDP compliance test tool (xdp_features) to check the features exported by the NIC match the real features supported by the driver. Allow XDP_REDIRECT of non-linear XDP frames into a devmap. Export XDP features for each XDP capable driver. Extend libbpf netlink implementation in order to support netlink_generic protocol. Introduce a simple generic netlink family for netdev data. Changes since RFCv2: - do not assume fixed layout for genl kernel messages - fix warnings in netdev_nl_dev_fill - fix capabilities for nfp driver - add supported_sg parameter to xdp_features_set_redirect_target and drop __xdp_features_set_redirect_target routine Changes since RFCv1: - Introduce netdev-genl implementation and get rid of rtnl one. - Introduce netlink_generic support in libbpf netlink implementation - Rename XDP_FEATURE_* in NETDEV_XDP_ACT_* - Rename XDP_FEATURE_REDIRECT_TARGET in NETDEV_XDP_ACT_NDO_XMIT - Rename XDP_FEATURE_FRAG_RX in NETDEV_XDP_ACT_RX_SG - Rename XDP_FEATURE_FRAG_TARFET in NETDEV_XDP_ACT_NDO_XMIT - Get rid of XDP_LOCK feature. - Move xdp_feature field in a netdevice struct hole in the 4th cacheline. Jakub Kicinski (1): netdev-genl: create a simple family for netdev stuff Lorenzo Bianconi (4): libbpf: add the capability to specify netlink proto in libbpf_netlink_send_recv libbpf: add API to get XDP/XSK supported features bpf: devmap: check XDP features in bpf_map_update_elem and __xdp_enqueue selftests/bpf: introduce XDP compliance test tool Marek Majtyka (2): drivers: net: turn on XDP features xsk: add usage of XDP features flags Documentation/netlink/specs/netdev.yaml | 72 ++ drivers/net/ethernet/amazon/ena/ena_netdev.c | 5 + .../net/ethernet/aquantia/atlantic/aq_nic.c | 4 + drivers/net/ethernet/broadcom/bnxt/bnxt.c | 2 + drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c | 2 + .../net/ethernet/cavium/thunder/nicvf_main.c | 2 + .../net/ethernet/freescale/dpaa/dpaa_eth.c | 2 + .../net/ethernet/freescale/dpaa2/dpaa2-eth.c | 1 + .../net/ethernet/freescale/enetc/enetc_pf.c | 2 + .../ethernet/fungible/funeth/funeth_main.c | 6 + drivers/net/ethernet/intel/i40e/i40e_main.c | 10 +- drivers/net/ethernet/intel/ice/ice_main.c | 5 + drivers/net/ethernet/intel/igb/igb_main.c | 10 +- drivers/net/ethernet/intel/igc/igc_main.c | 2 + drivers/net/ethernet/intel/igc/igc_xdp.c | 5 + drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 5 + .../net/ethernet/intel/ixgbevf/ixgbevf_main.c | 1 + drivers/net/ethernet/marvell/mvneta.c | 2 + .../net/ethernet/marvell/mvpp2/mvpp2_main.c | 3 + .../ethernet/marvell/octeontx2/nic/otx2_pf.c | 8 +- drivers/net/ethernet/mediatek/mtk_eth_soc.c | 5 + .../net/ethernet/mellanox/mlx4/en_netdev.c | 2 + .../net/ethernet/mellanox/mlx5/core/en_main.c | 10 + drivers/net/ethernet/microsoft/mana/mana_en.c | 1 + .../ethernet/netronome/nfp/nfp_net_common.c | 5 + drivers/net/ethernet/qlogic/qede/qede_main.c | 2 + drivers/net/ethernet/sfc/efx.c | 3 + drivers/net/ethernet/sfc/siena/efx.c | 3 + drivers/net/ethernet/socionext/netsec.c | 2 + .../net/ethernet/stmicro/stmmac/stmmac_main.c | 1 + drivers/net/ethernet/ti/cpsw.c | 2 + drivers/net/ethernet/ti/cpsw_new.c | 3 + drivers/net/hyperv/netvsc_drv.c | 2 + drivers/net/netdevsim/netdev.c | 1 + drivers/net/tun.c | 4 + drivers/net/veth.c | 3 + drivers/net/virtio_net.c | 5 + drivers/net/xen-netfront.c | 1 + include/linux/netdevice.h | 2 + include/net/xdp.h | 34 + include/uapi/linux/netdev.h | 66 ++ kernel/bpf/devmap.c | 25 +- net/core/Makefile | 3 +- net/core/filter.c | 13 +- net/core/netdev-genl-gen.c | 48 ++ net/core/netdev-genl-gen.h | 23 + net/core/netdev-genl.c | 178 +++++ net/xdp/xsk_buff_pool.c | 3 +- tools/include/uapi/linux/netdev.h | 66 ++ tools/lib/bpf/libbpf.h | 3 +- tools/lib/bpf/netlink.c | 121 ++- tools/lib/bpf/nlattr.h | 12 + tools/testing/selftests/bpf/Makefile | 5 +- .../selftests/bpf/progs/test_xdp_features.c | 237 ++++++ .../selftests/bpf/test_xdp_features.sh | 99 +++ tools/testing/selftests/bpf/xdp_features.c | 743 ++++++++++++++++++ 56 files changed, 1852 insertions(+), 33 deletions(-) create mode 100644 Documentation/netlink/specs/netdev.yaml create mode 100644 include/uapi/linux/netdev.h create mode 100644 net/core/netdev-genl-gen.c create mode 100644 net/core/netdev-genl-gen.h create mode 100644 net/core/netdev-genl.c create mode 100644 tools/include/uapi/linux/netdev.h create mode 100644 tools/testing/selftests/bpf/progs/test_xdp_features.c create mode 100755 tools/testing/selftests/bpf/test_xdp_features.sh create mode 100644 tools/testing/selftests/bpf/xdp_features.c -- 2.39.0
WARNING: multiple messages have this Message-ID (diff)
From: Lorenzo Bianconi <lorenzo@kernel.org> To: bpf@vger.kernel.org Cc: mst@redhat.com, vladimir.oltean@nxp.com, ast@kernel.org, edumazet@google.com, anthony.l.nguyen@intel.com, daniel@iogearbox.net, niklas.soderlund@corigine.com, andrii@kernel.org, intel-wired-lan@lists.osuosl.org, simon.horman@corigine.com, kuba@kernel.org, pabeni@redhat.com, aelior@marvell.com, hawk@kernel.org, christophe.jaillet@wanadoo.fr, memxor@gmail.com, john@phrozen.org, bjorn@kernel.org, magnus.karlsson@intel.com, leon@kernel.org, netdev@vger.kernel.org, toke@redhat.com, ecree.xilinx@gmail.com, alardam@gmail.com, gospo@broadcom.com, saeedm@nvidia.com, davem@davemloft.net, nbd@nbd.name Subject: [Intel-wired-lan] [PATCH bpf-next 0/7] xdp: introduce xdp-feature support Date: Fri, 20 Jan 2023 18:16:49 +0100 [thread overview] Message-ID: <cover.1674234430.git.lorenzo@kernel.org> (raw) Introduce the capability to export the XDP features supported by the NIC. Introduce a XDP compliance test tool (xdp_features) to check the features exported by the NIC match the real features supported by the driver. Allow XDP_REDIRECT of non-linear XDP frames into a devmap. Export XDP features for each XDP capable driver. Extend libbpf netlink implementation in order to support netlink_generic protocol. Introduce a simple generic netlink family for netdev data. Changes since RFCv2: - do not assume fixed layout for genl kernel messages - fix warnings in netdev_nl_dev_fill - fix capabilities for nfp driver - add supported_sg parameter to xdp_features_set_redirect_target and drop __xdp_features_set_redirect_target routine Changes since RFCv1: - Introduce netdev-genl implementation and get rid of rtnl one. - Introduce netlink_generic support in libbpf netlink implementation - Rename XDP_FEATURE_* in NETDEV_XDP_ACT_* - Rename XDP_FEATURE_REDIRECT_TARGET in NETDEV_XDP_ACT_NDO_XMIT - Rename XDP_FEATURE_FRAG_RX in NETDEV_XDP_ACT_RX_SG - Rename XDP_FEATURE_FRAG_TARFET in NETDEV_XDP_ACT_NDO_XMIT - Get rid of XDP_LOCK feature. - Move xdp_feature field in a netdevice struct hole in the 4th cacheline. Jakub Kicinski (1): netdev-genl: create a simple family for netdev stuff Lorenzo Bianconi (4): libbpf: add the capability to specify netlink proto in libbpf_netlink_send_recv libbpf: add API to get XDP/XSK supported features bpf: devmap: check XDP features in bpf_map_update_elem and __xdp_enqueue selftests/bpf: introduce XDP compliance test tool Marek Majtyka (2): drivers: net: turn on XDP features xsk: add usage of XDP features flags Documentation/netlink/specs/netdev.yaml | 72 ++ drivers/net/ethernet/amazon/ena/ena_netdev.c | 5 + .../net/ethernet/aquantia/atlantic/aq_nic.c | 4 + drivers/net/ethernet/broadcom/bnxt/bnxt.c | 2 + drivers/net/ethernet/broadcom/bnxt/bnxt_xdp.c | 2 + .../net/ethernet/cavium/thunder/nicvf_main.c | 2 + .../net/ethernet/freescale/dpaa/dpaa_eth.c | 2 + .../net/ethernet/freescale/dpaa2/dpaa2-eth.c | 1 + .../net/ethernet/freescale/enetc/enetc_pf.c | 2 + .../ethernet/fungible/funeth/funeth_main.c | 6 + drivers/net/ethernet/intel/i40e/i40e_main.c | 10 +- drivers/net/ethernet/intel/ice/ice_main.c | 5 + drivers/net/ethernet/intel/igb/igb_main.c | 10 +- drivers/net/ethernet/intel/igc/igc_main.c | 2 + drivers/net/ethernet/intel/igc/igc_xdp.c | 5 + drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 5 + .../net/ethernet/intel/ixgbevf/ixgbevf_main.c | 1 + drivers/net/ethernet/marvell/mvneta.c | 2 + .../net/ethernet/marvell/mvpp2/mvpp2_main.c | 3 + .../ethernet/marvell/octeontx2/nic/otx2_pf.c | 8 +- drivers/net/ethernet/mediatek/mtk_eth_soc.c | 5 + .../net/ethernet/mellanox/mlx4/en_netdev.c | 2 + .../net/ethernet/mellanox/mlx5/core/en_main.c | 10 + drivers/net/ethernet/microsoft/mana/mana_en.c | 1 + .../ethernet/netronome/nfp/nfp_net_common.c | 5 + drivers/net/ethernet/qlogic/qede/qede_main.c | 2 + drivers/net/ethernet/sfc/efx.c | 3 + drivers/net/ethernet/sfc/siena/efx.c | 3 + drivers/net/ethernet/socionext/netsec.c | 2 + .../net/ethernet/stmicro/stmmac/stmmac_main.c | 1 + drivers/net/ethernet/ti/cpsw.c | 2 + drivers/net/ethernet/ti/cpsw_new.c | 3 + drivers/net/hyperv/netvsc_drv.c | 2 + drivers/net/netdevsim/netdev.c | 1 + drivers/net/tun.c | 4 + drivers/net/veth.c | 3 + drivers/net/virtio_net.c | 5 + drivers/net/xen-netfront.c | 1 + include/linux/netdevice.h | 2 + include/net/xdp.h | 34 + include/uapi/linux/netdev.h | 66 ++ kernel/bpf/devmap.c | 25 +- net/core/Makefile | 3 +- net/core/filter.c | 13 +- net/core/netdev-genl-gen.c | 48 ++ net/core/netdev-genl-gen.h | 23 + net/core/netdev-genl.c | 178 +++++ net/xdp/xsk_buff_pool.c | 3 +- tools/include/uapi/linux/netdev.h | 66 ++ tools/lib/bpf/libbpf.h | 3 +- tools/lib/bpf/netlink.c | 121 ++- tools/lib/bpf/nlattr.h | 12 + tools/testing/selftests/bpf/Makefile | 5 +- .../selftests/bpf/progs/test_xdp_features.c | 237 ++++++ .../selftests/bpf/test_xdp_features.sh | 99 +++ tools/testing/selftests/bpf/xdp_features.c | 743 ++++++++++++++++++ 56 files changed, 1852 insertions(+), 33 deletions(-) create mode 100644 Documentation/netlink/specs/netdev.yaml create mode 100644 include/uapi/linux/netdev.h create mode 100644 net/core/netdev-genl-gen.c create mode 100644 net/core/netdev-genl-gen.h create mode 100644 net/core/netdev-genl.c create mode 100644 tools/include/uapi/linux/netdev.h create mode 100644 tools/testing/selftests/bpf/progs/test_xdp_features.c create mode 100755 tools/testing/selftests/bpf/test_xdp_features.sh create mode 100644 tools/testing/selftests/bpf/xdp_features.c -- 2.39.0 _______________________________________________ Intel-wired-lan mailing list Intel-wired-lan@osuosl.org https://lists.osuosl.org/mailman/listinfo/intel-wired-lan
next reply other threads:[~2023-01-20 17:17 UTC|newest] Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-01-20 17:16 Lorenzo Bianconi [this message] 2023-01-20 17:16 ` [Intel-wired-lan] [PATCH bpf-next 0/7] xdp: introduce xdp-feature support Lorenzo Bianconi 2023-01-20 17:16 ` [PATCH bpf-next 1/7] netdev-genl: create a simple family for netdev stuff Lorenzo Bianconi 2023-01-20 17:16 ` [Intel-wired-lan] " Lorenzo Bianconi 2023-01-21 1:19 ` Alexei Starovoitov 2023-01-21 1:19 ` [Intel-wired-lan] " Alexei Starovoitov 2023-01-22 17:45 ` Lorenzo Bianconi 2023-01-22 17:45 ` [Intel-wired-lan] " Lorenzo Bianconi 2023-01-21 3:11 ` Jakub Kicinski 2023-01-21 3:11 ` [Intel-wired-lan] " Jakub Kicinski 2023-01-22 23:00 ` Lorenzo Bianconi 2023-01-22 23:00 ` [Intel-wired-lan] " Lorenzo Bianconi 2023-01-23 20:01 ` Jakub Kicinski 2023-01-23 20:01 ` [Intel-wired-lan] " Jakub Kicinski 2023-01-23 23:29 ` Lorenzo Bianconi 2023-01-23 23:29 ` [Intel-wired-lan] " Lorenzo Bianconi 2023-01-21 4:42 ` kernel test robot 2023-01-21 4:42 ` [Intel-wired-lan] " kernel test robot 2023-01-20 17:16 ` [PATCH bpf-next 2/7] drivers: net: turn on XDP features Lorenzo Bianconi 2023-01-20 17:16 ` [Intel-wired-lan] " Lorenzo Bianconi 2023-01-21 3:11 ` Jakub Kicinski 2023-01-21 3:11 ` [Intel-wired-lan] " Jakub Kicinski 2023-01-22 11:49 ` Lorenzo Bianconi 2023-01-22 11:49 ` [Intel-wired-lan] " Lorenzo Bianconi 2023-01-23 20:03 ` Jakub Kicinski 2023-01-23 20:03 ` Jakub Kicinski 2023-01-20 17:16 ` [PATCH bpf-next 3/7] xsk: add usage of XDP features flags Lorenzo Bianconi 2023-01-20 17:16 ` [Intel-wired-lan] " Lorenzo Bianconi 2023-01-20 17:16 ` [PATCH bpf-next 4/7] libbpf: add the capability to specify netlink proto in libbpf_netlink_send_recv Lorenzo Bianconi 2023-01-20 17:16 ` [Intel-wired-lan] " Lorenzo Bianconi 2023-01-20 17:16 ` [PATCH bpf-next 5/7] libbpf: add API to get XDP/XSK supported features Lorenzo Bianconi 2023-01-20 17:16 ` [Intel-wired-lan] " Lorenzo Bianconi 2023-01-21 3:20 ` Jakub Kicinski 2023-01-21 3:20 ` [Intel-wired-lan] " Jakub Kicinski 2023-01-22 12:09 ` Lorenzo Bianconi 2023-01-22 12:09 ` [Intel-wired-lan] " Lorenzo Bianconi 2023-01-20 17:16 ` [PATCH bpf-next 6/7] bpf: devmap: check XDP features in bpf_map_update_elem and __xdp_enqueue Lorenzo Bianconi 2023-01-20 17:16 ` [Intel-wired-lan] " Lorenzo Bianconi 2023-01-21 2:02 ` Martin KaFai Lau 2023-01-21 2:02 ` [Intel-wired-lan] " Martin KaFai Lau 2023-01-22 12:13 ` Lorenzo Bianconi 2023-01-22 12:13 ` [Intel-wired-lan] " Lorenzo Bianconi 2023-01-23 20:09 ` Jakub Kicinski 2023-01-23 20:09 ` [Intel-wired-lan] " Jakub Kicinski 2023-01-23 23:29 ` Lorenzo Bianconi 2023-01-23 23:29 ` [Intel-wired-lan] " Lorenzo Bianconi 2023-01-20 17:16 ` [PATCH bpf-next 7/7] selftests/bpf: introduce XDP compliance test tool Lorenzo Bianconi 2023-01-20 17:16 ` [Intel-wired-lan] " Lorenzo Bianconi 2023-01-24 6:34 ` Martin KaFai Lau 2023-01-24 6:34 ` [Intel-wired-lan] " Martin KaFai Lau 2023-01-24 11:12 ` Lorenzo Bianconi 2023-01-24 11:12 ` [Intel-wired-lan] " Lorenzo Bianconi
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