WARNING: line length of 84 exceeds 80 columns
#97: FILE: kernel/bpf/verifier.c:6761:
+			for (tmp = idx; tmp >= 0 && !err; tmp = subprog[tmp].cidx) {

WARNING: Prefer noinline over __attribute__((noinline))
#178: FILE: tools/testing/selftests/bpf/progs/test_global_func3.c:8:
+static __attribute__ ((noinline))

WARNING: Prefer noinline over __attribute__((noinline))
#185: FILE: tools/testing/selftests/bpf/progs/test_global_func3.c:14:
+static __attribute__ ((noinline))

WARNING: Prefer noinline over __attribute__((noinline))
#192: FILE: tools/testing/selftests/bpf/progs/test_global_func3.c:20:
+static __attribute__ ((noinline))

WARNING: Prefer noinline over __attribute__((noinline))
#199: FILE: tools/testing/selftests/bpf/progs/test_global_func3.c:26:
+static __attribute__ ((noinline))

WARNING: Prefer noinline over __attribute__((noinline))
#206: FILE: tools/testing/selftests/bpf/progs/test_global_func3.c:32:
+static __attribute__ ((noinline))

WARNING: Prefer noinline over __attribute__((noinline))
#213: FILE: tools/testing/selftests/bpf/progs/test_global_func3.c:38:
+static __attribute__ ((noinline))

WARNING: Prefer noinline over __attribute__((noinline))
#220: FILE: tools/testing/selftests/bpf/progs/test_global_func3.c:44:
+static __attribute__ ((noinline))

WARNING: Prefer noinline over __attribute__((noinline))
#227: FILE: tools/testing/selftests/bpf/progs/test_global_func3.c:50:
+static __attribute__ ((noinline))

total: 0 errors, 9 warnings, 0 checks, 181 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 7f0098bd849d ("bpf: Only enforce 8 frame call stack limit for all-static stacks") 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, 9 warnings, 0 checks, 181 lines checked