pull-request: bpf 2019-07-25

[Alexei Starovoitov <ast@kernel.org>]

Hi David,

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

The main changes are:

1) fix segfault in libbpf, from Andrii.

2) fix gso_segs access, from Eric.

3) tls/sockmap fixes, from Jakub and John.

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 8d650cdedaabb33e85e9b7c517c0c71fcecc1de9:

  tcp: fix tcp_set_congestion_control() use from bpf hook (2019-07-18 20:33:48 -0700)

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 cb8ffde5694ae5fffb456eae932aac442aa3a207:

  libbpf: silence GCC8 warning about string truncation (2019-07-25 10:13:31 -0700)

----------------------------------------------------------------
Alexei Starovoitov (1):
      Merge branch 'fix-gso_segs'

Andrii Nakryiko (3):
      libbpf: fix SIGSEGV when BTF loading fails, but .BTF.ext exists
      libbpf: sanitize VAR to conservative 1-byte INT
      libbpf: silence GCC8 warning about string truncation

Arnaldo Carvalho de Melo (2):
      libbpf: Fix endianness macro usage for some compilers
      libbpf: Avoid designated initializers for unnamed union members

Daniel Borkmann (1):
      Merge branch 'bpf-sockmap-tls-fixes'

Eric Dumazet (2):
      bpf: fix access to skb_shared_info->gso_segs
      selftests/bpf: add another gso_segs access

Ilya Leoshkevich (2):
      selftests/bpf: fix sendmsg6_prog on s390
      bpf: fix narrower loads on s390

Ilya Maximets (1):
      libbpf: fix using uninitialized ioctl results

Jakub Kicinski (7):
      net/tls: don't arm strparser immediately in tls_set_sw_offload()
      net/tls: don't call tls_sk_proto_close for hw record offload
      selftests/tls: add a test for ULP but no keys
      selftests/tls: test error codes around TLS ULP installation
      selftests/tls: add a bidirectional test
      selftests/tls: close the socket with open record
      selftests/tls: add shutdown tests

John Fastabend (7):
      net/tls: remove close callback sock unlock/lock around TX work flush
      net/tls: remove sock unlock/lock around strp_done()
      net/tls: fix transition through disconnect with close
      bpf: sockmap, sock_map_delete needs to use xchg
      bpf: sockmap, synchronize_rcu before free'ing map
      bpf: sockmap, only create entry if ulp is not already enabled
      bpf: sockmap/tls, close can race with map free

 Documentation/networking/tls-offload.rst          |   6 +
 include/linux/filter.h                            |  13 ++
 include/linux/skmsg.h                             |   8 +-
 include/net/tcp.h                                 |   3 +
 include/net/tls.h                                 |  15 +-
 kernel/bpf/verifier.c                             |   4 +-
 net/core/filter.c                                 |   6 +-
 net/core/skmsg.c                                  |   4 +-
 net/core/sock_map.c                               |  19 ++-
 net/ipv4/tcp_ulp.c                                |  13 ++
 net/tls/tls_main.c                                | 142 ++++++++++++----
 net/tls/tls_sw.c                                  |  83 ++++++---
 tools/lib/bpf/btf.c                               |   5 +-
 tools/lib/bpf/libbpf.c                            |  34 ++--
 tools/lib/bpf/xsk.c                               |  11 +-
 tools/testing/selftests/bpf/progs/sendmsg6_prog.c |   3 +-
 tools/testing/selftests/bpf/verifier/ctx_skb.c    |  11 ++
 tools/testing/selftests/net/tls.c                 | 194 ++++++++++++++++++++++
 18 files changed, 480 insertions(+), 94 deletions(-)