[PATCH bpf-next v3 0/3] xsk: TX metadata Launch Time support

Song Yoong Siang yoong.siang.song at intel.com
Sun Dec 3 08:51:26 PST 2023


This series expands XDP TX metadata framework to include ETF HW offload.

Changes since v1: (Willem)
- rename Time-Based Scheduling (TBS) to Earliest TxTime First (ETF)
- rename launch-time to txtime

Changes since v2: (Jesper & Willem)
- rename to use launch time
- change the default launch time in xdp_hw_metadata apps from 1s to 0.1s
  because some NICs do not support such a large future time.

v1: https://patchwork.kernel.org/project/netdevbpf/cover/20231130162028.852006-1-yoong.siang.song@intel.com/
v2: https://patchwork.kernel.org/project/netdevbpf/cover/20231201062421.1074768-1-yoong.siang.song@intel.com/

Song Yoong Siang (3):
  xsk: add Launch Time HW offload to XDP Tx metadata
  net: stmmac: add Launch Time support to XDP ZC
  selftests/bpf: add Launch Time request to xdp_hw_metadata

 Documentation/netlink/specs/netdev.yaml       |  4 ++++
 Documentation/networking/xsk-tx-metadata.rst  |  4 ++++
 drivers/net/ethernet/stmicro/stmmac/stmmac.h  |  2 ++
 .../net/ethernet/stmicro/stmmac/stmmac_main.c | 13 +++++++++++++
 include/net/xdp_sock.h                        | 10 ++++++++++
 include/net/xdp_sock_drv.h                    |  1 +
 include/uapi/linux/if_xdp.h                   |  9 +++++++++
 include/uapi/linux/netdev.h                   |  3 +++
 net/core/netdev-genl.c                        |  2 ++
 net/xdp/xsk.c                                 |  3 +++
 tools/include/uapi/linux/if_xdp.h             |  9 +++++++++
 tools/include/uapi/linux/netdev.h             |  3 +++
 tools/net/ynl/generated/netdev-user.c         |  1 +
 tools/testing/selftests/bpf/xdp_hw_metadata.c | 19 ++++++++++++++++++-
 14 files changed, 82 insertions(+), 1 deletion(-)

-- 
2.34.1




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