WARNING: line length of 82 exceeds 80 columns
#72: FILE: tools/testing/selftests/bpf/prog_tests/res_spin_lock.c:110:
+	ASSERT_OK(load_module("bpf_test_rqspinlock.ko", false), "load module AA");

WARNING: line length of 104 exceeds 80 columns
#76: FILE: tools/testing/selftests/bpf/prog_tests/res_spin_lock.c:114:
+	ASSERT_OK(load_module_params("bpf_test_rqspinlock.ko", "test_ab=1", false), "load module ABBA");

WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#94: 
new file mode 100644

ERROR: do not initialise statics to false
#127: FILE: tools/testing/selftests/bpf/test_kmods/bpf_test_rqspinlock.c:29:
+static bool test_ab = false;

ERROR: do not initialise statics to 0
#135: FILE: tools/testing/selftests/bpf/test_kmods/bpf_test_rqspinlock.c:37:
+static int pause = 0;

WARNING: line length of 84 exceeds 80 columns
#202: FILE: tools/testing/selftests/bpf/test_kmods/bpf_test_rqspinlock.c:104:
+		ret = raw_res_spin_lock_irqsave(test_ab ? &lock_b : &lock_a, flags);

WARNING: line length of 83 exceeds 80 columns
#209: FILE: tools/testing/selftests/bpf/test_kmods/bpf_test_rqspinlock.c:111:
+		raw_res_spin_unlock_irqrestore(test_ab ? &lock_b : &lock_a, flags);

WARNING: ENOTSUPP is not a SUSV4 error code, prefer EOPNOTSUPP
#246: FILE: tools/testing/selftests/bpf/test_kmods/bpf_test_rqspinlock.c:148:
+		return -ENOTSUPP;

WARNING: line length of 86 exceeds 80 columns
#259: FILE: tools/testing/selftests/bpf/test_kmods/bpf_test_rqspinlock.c:161:
+		e = perf_event_create_kernel_counter(&hw_attr, i, NULL, nmi_cb, NULL);

WARNING: line length of 82 exceeds 80 columns
#317: FILE: tools/testing/selftests/bpf/testing_helpers.c:402:
+static int __load_module(const char *path, const char *param_values, bool verbose)

WARNING: line length of 81 exceeds 80 columns
#355: FILE: tools/testing/selftests/bpf/testing_helpers.h:42:
+int load_module_params(const char *path, const char *param_values, bool verbose);

total: 2 errors, 9 warnings, 0 checks, 283 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 b78b29e65ada ("selftests/bpf: Add stress test for rqspinlock in NMI") 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.