WARNING: line length of 82 exceeds 80 columns #96: FILE: tools/testing/selftests/bpf/prog_tests/sock_iter_batch.c:70: + if (CHECK(getsockopt(fd, SOL_SOCKET, SO_COOKIE, &cookie, &cookie_len) < 0, WARNING: line length of 86 exceeds 80 columns #327: FILE: tools/testing/selftests/bpf/prog_tests/sock_iter_batch.c:323: + nread = read(iter_fd, outputs, onebyone ? sizeof(*outputs) : to_read); WARNING: line length of 86 exceeds 80 columns #355: FILE: tools/testing/selftests/bpf/prog_tests/sock_iter_batch.c:344: + nread = read(iter_fd, outputs, onebyone ? sizeof(*outputs) : to_read); WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst #407: FILE: tools/testing/selftests/bpf/progs/sock_iter_batch.c:25: +volatile const unsigned int sf; total: 0 errors, 4 warnings, 0 checks, 423 lines checked NOTE: For some of the reported defects, checkpatch may be able to mechanically convert to the typical style using --fix or --fix-inplace. Commit edf801fc567e ("selftests/bpf: Add tests for socket skips and repeats") has style problems, please review. NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF NOTE: If any of the errors are false positives, please report them to the maintainer, see CHECKPATCH in MAINTAINERS. total: 0 errors, 4 warnings, 0 checks, 423 lines checked