WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#129: 
new file mode 100644

WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#150: FILE: tools/testing/selftests/bpf/progs/test_ringbuf_overwrite.c:17:
+const volatile unsigned long LEN1;

WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#151: FILE: tools/testing/selftests/bpf/progs/test_ringbuf_overwrite.c:18:
+const volatile unsigned long LEN2;

WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#152: FILE: tools/testing/selftests/bpf/progs/test_ringbuf_overwrite.c:19:
+const volatile unsigned long LEN3;

WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#153: FILE: tools/testing/selftests/bpf/progs/test_ringbuf_overwrite.c:20:
+const volatile unsigned long LEN4;

WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#154: FILE: tools/testing/selftests/bpf/progs/test_ringbuf_overwrite.c:21:
+const volatile unsigned long LEN5;

total: 0 errors, 6 warnings, 0 checks, 197 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 a88349b2d423 ("selftests/bpf: Add test for overwrite ring buffer") 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, 6 warnings, 0 checks, 197 lines checked