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
