CHECK: Please use a blank line after function/struct/union/enum declarations
#60: FILE: tools/testing/selftests/bpf/test_kmods/bpf_test_rqspinlock.c:34:
+};
+#define RQSL_NR_HIST_BUCKETS ARRAY_SIZE(rqsl_hist_ms)

WARNING: line length of 90 exceeds 80 columns
#112: FILE: tools/testing/selftests/bpf/test_kmods/bpf_test_rqspinlock.c:140:
+			rqsl_record_lock_time(ktime_get_mono_fast_ns() - start_ns, false);

WARNING: line length of 90 exceeds 80 columns
#168: FILE: tools/testing/selftests/bpf/test_kmods/bpf_test_rqspinlock.c:313:
+			       cpu, total, norm_total, nmi_total, RQSL_SLOW_THRESHOLD_MS);

total: 0 errors, 2 warnings, 1 checks, 156 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 170ffa4a3577 ("selftests/bpf: Add lock wait time stats to rqspinlock stress test") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES 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, 2 warnings, 1 checks, 156 lines checked