[PATCH bpf-next v6 0/7] add BPF_F_PERMANENT flag for sockmap skmsg redirect

[Liu Jian <liujian56@huawei.com>]

v5->v6: Modified the description of the helper function.
v4->v5: Fix one refcount bug caused by patch1.
v3->v4: Change the two helpers's description.
	Let BPF_F_PERMANENT takes precedence over apply/cork_bytes.

Liu Jian (7):
  bpf, sockmap: add BPF_F_PERMANENT flag for skmsg redirect
  selftests/bpf: Add txmsg permanently test for sockmap
  selftests/bpf: Add txmsg redir permanently test for sockmap
  selftests/bpf: add skmsg verdict tests
  selftests/bpf: add two skmsg verdict tests for BPF_F_PERMANENT flag
  selftests/bpf: add tests for verdict skmsg to itself
  selftests/bpf: add tests for verdict skmsg to closed socket

 include/linux/skmsg.h                         |   1 +
 include/uapi/linux/bpf.h                      |  45 +++++--
 net/core/skmsg.c                              |   6 +-
 net/core/sock_map.c                           |   4 +-
 net/ipv4/tcp_bpf.c                            |  12 +-
 tools/include/uapi/linux/bpf.h                |  45 +++++--
 .../selftests/bpf/prog_tests/sockmap_basic.c  | 122 ++++++++++++++++++
 .../selftests/bpf/progs/test_sockmap_kern.h   |   3 +-
 .../bpf/progs/test_sockmap_msg_verdict.c      |  25 ++++
 tools/testing/selftests/bpf/test_sockmap.c    |  41 +++++-
 10 files changed, 272 insertions(+), 32 deletions(-)
 create mode 100644 tools/testing/selftests/bpf/progs/test_sockmap_msg_verdict.c

-- 
2.34.1