netdev - pull-request: bpf 2021-03-20

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Date:   Sat, 20 Mar 2021 08:33:06 -0700
From:   Alexei Starovoitov <alexei.starovoitov@...il.com>
To:     davem@...emloft.net
Cc:     daniel@...earbox.net, andrii@...nel.org, netdev@...r.kernel.org,
        bpf@...r.kernel.org, kernel-team@...com
Subject: pull-request: bpf 2021-03-20

Hi David, hi Jakub,

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

We've added 5 non-merge commits during the last 3 day(s) which contain
a total of 8 files changed, 155 insertions(+), 12 deletions(-).

The main changes are:

1) Use correct nops in fexit trampoline, from Stanislav.

2) Fix BTF dump, from Jean-Philippe.

3) Fix umd memory leak, from Zqiang.

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:



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

The following changes since commit e65eaded4cc4de6bf153def9dde6b25392d9a236:

  Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf (2021-03-17 18:36:34 -0700)

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 b9082970478009b778aa9b22d5561eef35b53b63:

  bpf: Use NOP_ATOMIC5 instead of emit_nops(&prog, 5) for BPF_TRAMP_F_CALL_ORIG (2021-03-19 19:25:39 -0700)

----------------------------------------------------------------
Alexei Starovoitov (1):
      selftest/bpf: Add a test to check trampoline freeing logic.

Andrii Nakryiko (1):
      Merge branch 'libbpf: Fix BTF dump of pointer-to-array-of-struct'

Jean-Philippe Brucker (2):
      libbpf: Fix BTF dump of pointer-to-array-of-struct
      selftests/bpf: Add selftest for pointer-to-array-of-struct BTF dump

Stanislav Fomichev (1):
      bpf: Use NOP_ATOMIC5 instead of emit_nops(&prog, 5) for BPF_TRAMP_F_CALL_ORIG

Zqiang (1):
      bpf: Fix umd memory leak in copy_process()

 arch/x86/net/bpf_jit_comp.c                        |  3 +-
 include/linux/usermode_driver.h                    |  1 +
 kernel/bpf/preload/bpf_preload_kern.c              | 19 +++--
 kernel/usermode_driver.c                           | 21 ++++--
 tools/lib/bpf/btf_dump.c                           |  2 +-
 .../testing/selftests/bpf/prog_tests/fexit_sleep.c | 82 ++++++++++++++++++++++
 .../bpf/progs/btf_dump_test_case_syntax.c          |  8 +++
 tools/testing/selftests/bpf/progs/fexit_sleep.c    | 31 ++++++++
 8 files changed, 155 insertions(+), 12 deletions(-)
 create mode 100644 tools/testing/selftests/bpf/prog_tests/fexit_sleep.c
 create mode 100644 tools/testing/selftests/bpf/progs/fexit_sleep.c