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

Modified files:
tools/testing/selftests/bpf/Makefile
tools/testing/selftests/bpf/xskxceiver.c
tools/testing/selftests/bpf/xskxceiver.h

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