netdev - pull-request: bpf 2021-03-04

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Message-Id: <20210305033358.69322-1-alexei.starovoitov@gmail.com>
Date:   Thu,  4 Mar 2021 19:33:58 -0800
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     davem@...emloft.net
Cc:     daniel@...earbox.net, kuba@...nel.org, andrii@...nel.org,
        netdev@...r.kernel.org, bpf@...r.kernel.org, kernel-team@...com
Subject: pull-request: bpf 2021-03-04

Hi David, hi Jakub,

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

We've added 7 non-merge commits during the last 4 day(s) which contain
a total of 9 files changed, 128 insertions(+), 40 deletions(-).

The main changes are:

1) Fix 32-bit cmpxchg, from Brendan.

2) Fix atomic+fetch logic, from Ilya.

3) Fix usage of bpf_csum_diff in selftests, from Yauheni.

Please consider pulling these changes from:

  git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git

Thanks a lot!

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

Björn Töpel, Brendan Jackman, Heiko Carstens, Ilya Leoshkevich, Martin 
KaFai Lau, Yonghong Song

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

The following changes since commit 8811f4a9836e31c14ecdf79d9f3cb7c5d463265d:

  tcp: add sanity tests to TCP_QUEUE_SEQ (2021-03-01 15:32:05 -0800)

are available in the Git repository at:

  https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git 

for you to fetch changes up to 39491867ace594b4912c35f576864d204beed2b3:

  bpf: Explicitly zero-extend R0 after 32-bit cmpxchg (2021-03-04 19:06:03 -0800)

----------------------------------------------------------------
Brendan Jackman (1):
      bpf: Explicitly zero-extend R0 after 32-bit cmpxchg

Ilya Leoshkevich (2):
      selftests/bpf: Use the last page in test_snprintf_btf on s390
      bpf: Account for BPF_FETCH in insn_has_def32()

Maciej Fijalkowski (3):
      xsk: Remove dangling function declaration from header file
      samples, bpf: Add missing munmap in xdpsock
      libbpf: Clear map_info before each bpf_obj_get_info_by_fd

Yauheni Kaliuta (1):
      selftests/bpf: Mask bpf_csum_diff() return value to 16 bits in test_verifier

 include/linux/netdevice.h                          |  2 -
 kernel/bpf/core.c                                  |  4 +
 kernel/bpf/verifier.c                              | 89 ++++++++++++++--------
 samples/bpf/xdpsock_user.c                         |  2 +
 tools/lib/bpf/xsk.c                                |  5 +-
 .../selftests/bpf/progs/netif_receive_skb.c        | 13 +++-
 .../testing/selftests/bpf/verifier/array_access.c  |  3 +-
 .../selftests/bpf/verifier/atomic_cmpxchg.c        | 25 ++++++
 tools/testing/selftests/bpf/verifier/atomic_or.c   | 25 ++++++
 9 files changed, 128 insertions(+), 40 deletions(-)