netdev - pull-request: bpf-next 2025-07-17

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Message-ID: <20250717191731.4142326-1-martin.lau@linux.dev>
Date: Thu, 17 Jul 2025 12:17:31 -0700
From: Martin KaFai Lau <martin.lau@...ux.dev>
To: David Miller <davem@...emloft.net>,
	Jakub Kicinski <kuba@...nel.org>,
	Eric Dumazet <edumazet@...gle.com>,
	Paolo Abeni <pabeni@...hat.com>
Cc: Alexei Starovoitov <ast@...nel.org>,
	Andrii Nakryiko <andrii@...nel.org>,
	Daniel Borkmann <daniel@...earbox.net>,
	Martin KaFai Lau <martin.lau@...nel.org>,
	netdev@...r.kernel.org,
	bpf@...r.kernel.org
Subject: pull-request: bpf-next 2025-07-17

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

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

We've added 13 non-merge commits during the last 20 day(s) which contain
a total of 4 files changed, 712 insertions(+), 84 deletions(-).

The main changes are:

1) Avoid skipping or repeating a sk when using a TCP bpf_iter,
   from Jordan Rife.

2) Clarify the driver requirement on using the XDP metadata,
   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:

Kuniyuki Iwashima, Stanislav Fomichev

----------------------------------------------------------------

The following changes since commit 8efa26fcbf8a7f783fd1ce7dd2a409e9b7758df0:

  tg3: spelling corrections (2025-06-27 10:25:57 +0100)

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 ef57dc6f52e4949527f82a456cb9a637a55209ea:

  doc: xdp: Clarify driver implementation for XDP Rx metadata (2025-07-16 16:36:11 -0700)

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

----------------------------------------------------------------
Jordan Rife (12):
      bpf: tcp: Make mem flags configurable through bpf_iter_tcp_realloc_batch
      bpf: tcp: Make sure iter->batch always contains a full bucket snapshot
      bpf: tcp: Get rid of st_bucket_done
      bpf: tcp: Use bpf_tcp_iter_batch_item for bpf_tcp_iter_state batch items
      bpf: tcp: Avoid socket skips and repeats during iteration
      selftests/bpf: Add tests for bucket resume logic in listening sockets
      selftests/bpf: Allow for iteration over multiple ports
      selftests/bpf: Allow for iteration over multiple states
      selftests/bpf: Make ehash buckets configurable in socket iterator tests
      selftests/bpf: Create established sockets in socket iterator tests
      selftests/bpf: Create iter_tcp_destroy test program
      selftests/bpf: Add tests for bucket resume logic in established sockets

Martin KaFai Lau (1):
      Merge branch 'bpf-tcp-exactly-once-socket-iteration'

Song Yoong Siang (1):
      doc: xdp: Clarify driver implementation for XDP Rx metadata

 Documentation/networking/xdp-rx-metadata.rst       |  33 ++
 net/ipv4/tcp_ipv4.c                                | 269 ++++++++----
 .../selftests/bpf/prog_tests/sock_iter_batch.c     | 458 ++++++++++++++++++++-
 .../testing/selftests/bpf/progs/sock_iter_batch.c  |  36 +-
 4 files changed, 712 insertions(+), 84 deletions(-)