pull-request: bpf 2018-02-22

pull-request: bpf 2018-02-22

[Alexei Starovoitov]

Hi David,

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

The main changes are:

1) two urgent fixes for bpf_tail_call logic for x64 and arm64 JITs, from Daniel.

2) cond_resched points in percpu array alloc/free paths, from Eric.

3) lockdep and other minor fixes, from Yonghong, Arnd, Anders, Li.

Please consider pulling these changes from:

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

Thanks a lot!

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

The following changes since commit cfd092f2db8b4b6727e1c03ef68a7842e1023573:

  amd-xgbe: Restore PCI interrupt enablement setting on resume (2018-02-21 15:39:54 -0500)

are available in the git repository at:

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

for you to fetch changes up to 16338a9b3ac30740d49f5dfed81bac0ffa53b9c7:

  bpf, arm64: fix out of bounds access in tail call (2018-02-22 16:06:28 -0800)

----------------------------------------------------------------
Anders Roxell (2):
      selftests/bpf: tcpbpf_kern: use in6_* macros from glibc
      selftests/bpf: update gitignore with test_libbpf_open

Arnd Bergmann (1):
      bpf: clean up unused-variable warning

Daniel Borkmann (2):
      bpf, x64: implement retpoline for tail call
      bpf, arm64: fix out of bounds access in tail call

Eric Dumazet (1):
      bpf: add schedule points in percpu arrays management

Li Zhijian (1):
      selftests/bpf/test_maps: exit child process without error in ENOMEM case

Yonghong Song (1):
      bpf: fix rcu lockdep warning for lpm_trie map_free callback

 arch/arm64/net/bpf_jit_comp.c                  |  5 ++--
 arch/x86/include/asm/nospec-branch.h           | 37 ++++++++++++++++++++++++++
 arch/x86/net/bpf_jit_comp.c                    |  9 ++++---
 kernel/bpf/arraymap.c                          |  5 +++-
 kernel/bpf/lpm_trie.c                          |  3 +--
 net/core/filter.c                              |  6 +----
 tools/testing/selftests/bpf/.gitignore         |  1 +
 tools/testing/selftests/bpf/test_maps.c        |  2 ++
 tools/testing/selftests/bpf/test_tcpbpf_kern.c |  1 -
 tools/testing/selftests/bpf/test_verifier.c    | 26 ++++++++++++++++++
 10 files changed, 80 insertions(+), 15 deletions(-)

Re: pull-request: bpf 2018-02-22

[David Miller]

From: Alexei Starovoitov <ast@kernel.org>
Date: Thu, 22 Feb 2018 16:50:43 -0800

> The following pull-request contains BPF updates for your *net* tree.
> 
> The main changes are:
> 
> 1) two urgent fixes for bpf_tail_call logic for x64 and arm64 JITs, from Daniel.
> 
> 2) cond_resched points in percpu array alloc/free paths, from Eric.
> 
> 3) lockdep and other minor fixes, from Yonghong, Arnd, Anders, Li.
> 
> Please consider pulling these changes from:
> 
>   git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf.git

Pulled, thanks Alexei.