Support bpf_get_func_arg() for BPF_TRACE_RAW_TP by getting the function
argument count from tracepoint prototype during verifier inline.

Menglong Dong (2):
  bpf: support bpf_get_func_arg() for BPF_TRACE_RAW_TP
  selftests/bpf: test bpf_get_func_arg() for tp_btf

 kernel/bpf/verifier.c                         | 28 ++++++++++--
 kernel/trace/bpf_trace.c                      |  4 +-
 .../bpf/prog_tests/get_func_args_test.c       |  1 +
 .../selftests/bpf/progs/get_func_args_test.c  | 44 +++++++++++++++++++
 .../bpf/test_kmods/bpf_testmod-events.h       | 10 +++++
 .../selftests/bpf/test_kmods/bpf_testmod.c    |  4 ++
 6 files changed, 85 insertions(+), 6 deletions(-)

-- 
2.52.0