WARNING: line length of 85 exceeds 80 columns
#46: FILE: tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c:542:
+	skel->links.uprobe = bpf_program__attach_uprobe_multi(skel->progs.uprobe, -1,

WARNING: line length of 93 exceeds 80 columns
#47: FILE: tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c:543:
+							      "/proc/self/exe", NULL, &opts);

WARNING: line length of 86 exceeds 80 columns
#48: FILE: tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c:544:
+	if (!ASSERT_ERR_PTR(skel->links.uprobe, "bpf_program__attach_uprobe_multi")) {

WARNING: Missing a blank line after declarations
#63: FILE: tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c:559:
+	unsigned long offsets[3], ref_ctr_offsets[3];
+	LIBBPF_OPTS(bpf_link_create_opts, opts);

WARNING: line length of 82 exceeds 80 columns
#77: FILE: tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c:573:
+	err = elf_resolve_syms_offsets("/proc/self/exe", 2, (const char **) &syms,

CHECK: No space is necessary after a cast
#77: FILE: tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c:573:
+	err = elf_resolve_syms_offsets("/proc/self/exe", 2, (const char **) &syms,

WARNING: line length of 82 exceeds 80 columns
#82: FILE: tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c:578:
+	err = elf_resolve_syms_offsets("/proc/self/exe", 2, (const char **) &sema,

CHECK: No space is necessary after a cast
#82: FILE: tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c:578:
+	err = elf_resolve_syms_offsets("/proc/self/exe", 2, (const char **) &sema,

WARNING: line length of 84 exceeds 80 columns
#88: FILE: tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c:584:
+	 * We attach to 3 uprobes on 2 functions so 2 uprobes share single function,

WARNING: line length of 86 exceeds 80 columns
#89: FILE: tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c:585:
+	 * but with different ref_ctr_offset which is not allowed and results in fail.

CHECK: No space is necessary after a cast
#100: FILE: tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c:596:
+	opts.uprobe_multi.offsets = (const unsigned long *) &offsets;

WARNING: line length of 85 exceeds 80 columns
#101: FILE: tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c:597:
+	opts.uprobe_multi.ref_ctr_offsets = (const unsigned long *) &ref_ctr_offsets;

CHECK: No space is necessary after a cast
#101: FILE: tools/testing/selftests/bpf/prog_tests/uprobe_multi_test.c:597:
+	opts.uprobe_multi.ref_ctr_offsets = (const unsigned long *) &ref_ctr_offsets;

total: 0 errors, 9 warnings, 4 checks, 119 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 43f522e17a00 ("selftests/bpf: Add uprobe fail tests for uprobe multi") 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, 9 warnings, 4 checks, 119 lines checked