pull-request: bpf-next 2025-01-07

[Daniel Borkmann <daniel@iogearbox.net>]

Hi David, hi Jakub, hi Paolo, hi Eric,

The following pull-request contains BPF updates for your *net-next* tree.

We've added 7 non-merge commits during the last 32 day(s) which contain
a total of 11 files changed, 190 insertions(+), 103 deletions(-).

The main changes are:

1) Migrate the test_xdp_meta.sh BPF selftest into test_progs
   framework, from Bastien Curutchet.

2) Add ability to configure head/tailroom for netkit devices,
   from Daniel Borkmann.

3) Fixes and improvements to the xdp_hw_metadata selftest,
   from Song Yoong Siang.

Please consider pulling these changes from:

  git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git tags/for-netdev

Thanks a lot!

Also thanks to reporters, reviewers and testers of commits in this pull-request:

Jakub Kicinski, Nikolay Aleksandrov, Stanislav Fomichev

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The following changes since commit f930594981cd9db15315c0ca03292a91828e39f0:

  Merge branch 'ethtool-generate-uapi-header-from-the-spec' (2024-12-05 12:03:10 -0800)

are available in the Git repository at:

  https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git tags/for-netdev

for you to fetch changes up to 058268e23fcadc2bdb9297c6dff3a010c70f9762:

  selftests/bpf: Extend netkit tests to validate set {head,tail}room (2025-01-06 09:48:58 +0100)

----------------------------------------------------------------
bpf-next-for-netdev

----------------------------------------------------------------
Bastien Curutchet (2):
      selftests/bpf: test_xdp_meta: Rename BPF sections
      selftests/bpf: Migrate test_xdp_meta.sh into xdp_context_test_run.c

Daniel Borkmann (3):
      netkit: Allow for configuring needed_{head,tail}room
      netkit: Add add netkit {head,tail}room to rt_link.yaml
      selftests/bpf: Extend netkit tests to validate set {head,tail}room

Martin KaFai Lau (1):
      Merge branch 'selftests-bpf-migrate-test_xdp_meta-sh-to-test_progs'

Song Yoong Siang (2):
      selftests/bpf: Actuate tx_metadata_len in xdp_hw_metadata
      selftests/bpf: Enable Tx hwtstamp in xdp_hw_metadata

 Documentation/netlink/specs/rt_link.yaml           |  6 ++
 drivers/net/netkit.c                               | 66 ++++++++++------
 include/uapi/linux/if_link.h                       |  2 +
 tools/include/uapi/linux/if_link.h                 |  2 +
 tools/testing/selftests/bpf/Makefile               |  1 -
 tools/testing/selftests/bpf/prog_tests/tc_netkit.c | 49 +++++++-----
 .../bpf/prog_tests/xdp_context_test_run.c          | 87 ++++++++++++++++++++++
 tools/testing/selftests/bpf/progs/test_tc_link.c   | 15 ++++
 tools/testing/selftests/bpf/progs/test_xdp_meta.c  |  4 +-
 tools/testing/selftests/bpf/test_xdp_meta.sh       | 58 ---------------
 tools/testing/selftests/bpf/xdp_hw_metadata.c      |  3 +-
 11 files changed, 190 insertions(+), 103 deletions(-)
 delete mode 100755 tools/testing/selftests/bpf/test_xdp_meta.sh