pull-request: bpf 2023-08-31

Pull-request

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

Message

Daniel Borkmann Aug. 31, 2023, 9 p.m. UTC

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

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

We've added 15 non-merge commits during the last 3 day(s) which contain
a total of 17 files changed, 468 insertions(+), 97 deletions(-).

The main changes are:

1) BPF selftest fixes: one flake and one related to clang18 testing, from Yonghong Song.

2) Fix a d_path BPF selftest failure after fast-forward from Linus' tree, from Jiri Olsa.

3) Fix a preempt_rt splat in sockmap when using raw_spin_lock_t, from John Fastabend.

4) Fix a xsk_diag_fill use-after-free race during socket cleanup, from Magnus Karlsson.

5) Fix xsk_build_skb to address a buggy dereference of an ERR_PTR(), from Tirthendu Sarkar.

6) Fix a bpftool build warning when compiled with -Wtype-limits, from Yafang Shao.

7) Several misc fixes and cleanups in standardization docs, from David Vernet.

8) Fix BPF selftest install to consider no_alu32/cpuv4/bpf-gcc flavors, from Björn Töpel.

9) Annotate a data race in bpf_long_memcpy for KCSAN, from Daniel Borkmann.

10) Extend documentation with a description for CO-RE relocations, from Eduard Zingerman.

11) Fix several invalid escape sequence warnings in bpf_doc.py script, from Vishal Chourasia.

12) Fix the instruction set doc wrt offset of BPF-to-BPF call, from Will Hawkins.

Please consider pulling these changes from:

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

Thanks a lot!

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

Dan Carpenter, David Vernet, Eduard Zingerman, kernel test robot, Maciej 
Fijalkowski, Magnus Karlsson, Marco Elver, Quentin Monnet, Srikar 
Dronamraju, Yonghong Song

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

The following changes since commit bd6c11bc43c496cddfc6cf603b5d45365606dbd5:

  Merge tag 'net-next-6.6' of git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next (2023-08-29 11:33:01 -0700)

are available in the Git repository at:

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

for you to fetch changes up to be8e754cbfac698d6304bb8382c8d18ac74424d3:

  selftests/bpf: Include build flavors for install target (2023-08-31 22:01:53 +0200)

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

----------------------------------------------------------------
Björn Töpel (1):
      selftests/bpf: Include build flavors for install target

Daniel Borkmann (1):
      bpf: Annotate bpf_long_memcpy with data_race

David Vernet (3):
      bpf, docs: Move linux-notes.rst to root bpf docs tree
      bpf, docs: Add abi.rst document to standardization subdirectory
      bpf, docs: s/eBPF/BPF in standards documents

Eduard Zingerman (1):
      docs/bpf: Add description for CO-RE relocations

Jiri Olsa (1):
      selftests/bpf: Fix d_path test

John Fastabend (1):
      bpf, sockmap: Fix preempt_rt splat when using raw_spin_lock_t

Magnus Karlsson (1):
      xsk: Fix xsk_diag use-after-free error during socket cleanup

Tirthendu Sarkar (1):
      xsk: Fix xsk_build_skb() error: 'skb' dereferencing possible ERR_PTR()

Vishal Chourasia (1):
      bpf, docs: Fix invalid escape sequence warnings in bpf_doc.py

Will Hawkins (1):
      bpf, docs: Correct source of offset for program-local call

Yafang Shao (1):
      bpftool: Fix build warnings with -Wtype-limits

Yonghong Song (2):
      bpf: Prevent inlining of bpf_fentry_test7()
      selftests/bpf: Fix flaky cgroup_iter_sleepable subtest

 Documentation/bpf/btf.rst                          |  31 ++-
 Documentation/bpf/index.rst                        |   1 +
 .../bpf/{standardization => }/linux-notes.rst      |   0
 Documentation/bpf/llvm_reloc.rst                   | 304 +++++++++++++++++++++
 Documentation/bpf/standardization/abi.rst          |  25 ++
 Documentation/bpf/standardization/index.rst        |   2 +-
 .../bpf/standardization/instruction-set.rst        |  44 +--
 include/linux/bpf.h                                |   2 +-
 net/bpf/test_run.c                                 |   1 +
 net/core/sock_map.c                                |  36 +--
 net/xdp/xsk.c                                      |  22 +-
 net/xdp/xsk_diag.c                                 |   3 +
 scripts/bpf_doc.py                                 |  56 ++--
 tools/bpf/bpftool/link.c                           |   2 +-
 tools/testing/selftests/bpf/Makefile               |  12 +
 .../selftests/bpf/prog_tests/bpf_obj_pinning.c     |   5 +-
 tools/testing/selftests/bpf/prog_tests/d_path.c    |  19 +-
 17 files changed, 468 insertions(+), 97 deletions(-)
 rename Documentation/bpf/{standardization => }/linux-notes.rst (100%)
 create mode 100644 Documentation/bpf/standardization/abi.rst

Comments

[e-mail] Sept. 1, 2023, 1:50 a.m. UTC | #1

Hello:

This pull request was applied to netdev/net.git (main)
by Jakub Kicinski <[e-mail]>:

On Thu, 31 Aug 2023 23:00:19 +0200 you wrote:
> Hi David, hi Jakub, hi Paolo, hi Eric,
> 
> The following pull-request contains BPF updates for your *net* tree.
> 
> We've added 15 non-merge commits during the last 3 day(s) which contain
> a total of 17 files changed, 468 insertions(+), 97 deletions(-).
> 
> [...]

Here is the summary with links:
  - pull-request: bpf 2023-08-31
    https://git.kernel.org/netdev/net/c/ddaa935d33fc

You are awesome, thank you!