New files:
tools/testing/selftests/bpf/tc_helpers.c
tools/testing/selftests/bpf/tc_helpers.h

Modified files:
tools/testing/selftests/bpf/prog_tests/test_tunnel.c
tools/testing/selftests/bpf/Makefile

format check ignoring tools/testing/selftests/bpf/tc_helpers.c
format check ignoring tools/testing/selftests/bpf/tc_helpers.h
format check ignoring tools/testing/selftests/bpf/prog_tests/test_tunnel.c
git grep --exit-code tools/testing/selftests/bpf/tc_helpers --- tools/testing/selftests/bpf/Makefile:: 129
makefile inclusion check ignoring tools/testing/selftests/bpf/tc_helpers.h
git grep --exit-code tools/testing/selftests/bpf/tc_helpers --- tools/testing/selftests/bpf/.gitignore:: 129
gitignore check ignoring tools/testing/selftests/bpf/tc_helpers.h