WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#20: 
new file mode 100644

WARNING: line length of 87 exceeds 80 columns
#42: FILE: tools/testing/selftests/bpf/prog_tests/string_kfuncs.c:18:
+	if (!ASSERT_OK(test_string_kfuncs__attach(skel), "test_string_kfuncs__attach"))

CHECK: No space is necessary after a cast
#83: FILE: tools/testing/selftests/bpf/progs/test_string_kfuncs.c:16:
+size_t bpf_strlen(const char *) __ksym;

WARNING: line length of 84 exceeds 80 columns
#93: FILE: tools/testing/selftests/bpf/progs/test_string_kfuncs.c:26:
+	     struct task_struct *task, struct bpf_testmod_test_write_ctx *write_ctx)

WARNING: line length of 84 exceeds 80 columns
#111: FILE: tools/testing/selftests/bpf/progs/test_string_kfuncs.c:44:
+	     struct task_struct *task, struct bpf_testmod_test_write_ctx *write_ctx)

WARNING: line length of 84 exceeds 80 columns
#128: FILE: tools/testing/selftests/bpf/progs/test_string_kfuncs.c:61:
+	     struct task_struct *task, struct bpf_testmod_test_write_ctx *write_ctx)

WARNING: line length of 84 exceeds 80 columns
#145: FILE: tools/testing/selftests/bpf/progs/test_string_kfuncs.c:78:
+	     struct task_struct *task, struct bpf_testmod_test_write_ctx *write_ctx)

WARNING: line length of 84 exceeds 80 columns
#162: FILE: tools/testing/selftests/bpf/progs/test_string_kfuncs.c:95:
+	     struct task_struct *task, struct bpf_testmod_test_write_ctx *write_ctx)

WARNING: line length of 84 exceeds 80 columns
#180: FILE: tools/testing/selftests/bpf/progs/test_string_kfuncs.c:113:
+	     struct task_struct *task, struct bpf_testmod_test_write_ctx *write_ctx)

WARNING: line length of 84 exceeds 80 columns
#198: FILE: tools/testing/selftests/bpf/progs/test_string_kfuncs.c:131:
+	     struct task_struct *task, struct bpf_testmod_test_write_ctx *write_ctx)

WARNING: line length of 84 exceeds 80 columns
#215: FILE: tools/testing/selftests/bpf/progs/test_string_kfuncs.c:148:
+	     struct task_struct *task, struct bpf_testmod_test_write_ctx *write_ctx)

WARNING: line length of 84 exceeds 80 columns
#232: FILE: tools/testing/selftests/bpf/progs/test_string_kfuncs.c:165:
+	     struct task_struct *task, struct bpf_testmod_test_write_ctx *write_ctx)

WARNING: line length of 84 exceeds 80 columns
#250: FILE: tools/testing/selftests/bpf/progs/test_string_kfuncs.c:183:
+	     struct task_struct *task, struct bpf_testmod_test_write_ctx *write_ctx)

WARNING: line length of 84 exceeds 80 columns
#268: FILE: tools/testing/selftests/bpf/progs/test_string_kfuncs.c:201:
+	     struct task_struct *task, struct bpf_testmod_test_write_ctx *write_ctx)

total: 0 errors, 13 warnings, 1 checks, 252 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 f32776665435 ("selftests/bpf: Add tests for string kfuncs") 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, 13 warnings, 1 checks, 252 lines checked