WARNING: line length of 109 exceeds 80 columns
#29: FILE: tools/testing/selftests/bpf/prog_tests/attach_probe.c:286:
+	ASSERT_EQ(skel->bss->uprobe_byname3_str_sleepable_res, 10, "check_uprobe_byname3_str_sleepable_res");

WARNING: line length of 81 exceeds 80 columns
#30: FILE: tools/testing/selftests/bpf/prog_tests/attach_probe.c:287:
+	ASSERT_EQ(skel->bss->uprobe_byname3_res, 11, "check_uprobe_byname3_res");

WARNING: line length of 107 exceeds 80 columns
#31: FILE: tools/testing/selftests/bpf/prog_tests/attach_probe.c:288:
+	ASSERT_EQ(skel->bss->uretprobe_byname3_sleepable_res, 12, "check_uretprobe_byname3_sleepable_res");

WARNING: line length of 115 exceeds 80 columns
#32: FILE: tools/testing/selftests/bpf/prog_tests/attach_probe.c:289:
+	ASSERT_EQ(skel->bss->uretprobe_byname3_str_sleepable_res, 13, "check_uretprobe_byname3_str_sleepable_res");

WARNING: line length of 87 exceeds 80 columns
#33: FILE: tools/testing/selftests/bpf/prog_tests/attach_probe.c:290:
+	ASSERT_EQ(skel->bss->uretprobe_byname3_res, 14, "check_uretprobe_byname3_res");

WARNING: line length of 84 exceeds 80 columns
#81: FILE: tools/testing/selftests/bpf/progs/read_vsyscall.c:49:
+	read_ret[8] = bpf_copy_from_user_str((char *)buf, sizeof(buf), user_ptr, 0);

WARNING: line length of 82 exceeds 80 columns
#129: FILE: tools/testing/selftests/bpf/progs/test_attach_probe.c:105:
+	ret = bpf_copy_from_user_str(data_short, sizeof(data_short), user_ptr, 0);

WARNING: line length of 104 exceeds 80 columns
#134: FILE: tools/testing/selftests/bpf/progs/test_attach_probe.c:110:
+	ret = bpf_copy_from_user_str(data_short_pad, sizeof(data_short_pad), user_ptr, BPF_F_PAD_ZEROS);

WARNING: line length of 93 exceeds 80 columns
#140: FILE: tools/testing/selftests/bpf/progs/test_attach_probe.c:116:
+	ret = bpf_copy_from_user_str(data_long, dynamic_sz & sizeof(data_long), user_ptr, 0);

WARNING: line length of 102 exceeds 80 columns
#150: FILE: tools/testing/selftests/bpf/progs/test_attach_probe.c:126:
+	ret = bpf_copy_from_user_str(data_long_pad, sizeof(data_long_pad), user_ptr, BPF_F_PAD_ZEROS);

WARNING: line length of 105 exceeds 80 columns
#152: FILE: tools/testing/selftests/bpf/progs/test_attach_probe.c:128:
+	if (bpf_strncmp(data_long_pad, 10, "test_data\0") != 0 || ret != 10 || data_long_pad[19] != '\0')

WARNING: line length of 111 exceeds 80 columns
#155: FILE: tools/testing/selftests/bpf/progs/test_attach_probe.c:131:
+	ret = bpf_copy_from_user_str(data_long_err, sizeof(data_long_err), (void *)data_long, BPF_F_PAD_ZEROS);

total: 0 errors, 12 warnings, 0 checks, 162 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 620ed56e85f5 ("bpf: Add tests for bpf_copy_from_user_str kfunc") 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, 12 warnings, 0 checks, 162 lines checked