[PATCH bpf-next 0/2] Add bpf_skc_to_unix_sock() helper

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This patch set adds a new BPF helper bpf_skc_to_unix_sock().
The helper is used in tracing programs to cast a socket
pointer to a unix_sock pointer.

Hengqi Chen (2):
  bpf: Add bpf_skc_to_unix_sock() helper
  selftests/bpf: Test bpf_skc_to_unix_sock()

 include/linux/bpf.h                           |  1 +
 include/uapi/linux/bpf.h                      |  7 +++
 kernel/trace/bpf_trace.c                      |  2 +
 net/core/filter.c                             | 23 ++++++++
 scripts/bpf_doc.py                            | 12 +++--
 tools/include/uapi/linux/bpf.h                |  7 +++
 .../bpf/prog_tests/skc_to_unix_sock.c         | 54 +++++++++++++++++++
 .../bpf/progs/test_skc_to_unix_sock.c         | 28 ++++++++++
 8 files changed, 129 insertions(+), 5 deletions(-)
 create mode 100644 tools/testing/selftests/bpf/prog_tests/skc_to_unix_sock.c
 create mode 100644 tools/testing/selftests/bpf/progs/test_skc_to_unix_sock.c

--
2.25.1



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