WARNING: line length of 113 exceeds 80 columns #44: FILE: tools/testing/selftests/bpf/prog_tests/spin_lock.c:53: + { "lock_global_sleepable_helper_subprog", "global function calls are not allowed while holding a lock" }, WARNING: line length of 112 exceeds 80 columns #45: FILE: tools/testing/selftests/bpf/prog_tests/spin_lock.c:54: + { "lock_global_sleepable_kfunc_subprog", "global function calls are not allowed while holding a lock" }, WARNING: line length of 91 exceeds 80 columns #103: FILE: tools/testing/selftests/bpf/progs/irq.c:481: +__failure __msg("global functions that may sleep are not allowed in non-sleepable context") WARNING: line length of 91 exceeds 80 columns #115: FILE: tools/testing/selftests/bpf/progs/irq.c:493: +__failure __msg("global functions that may sleep are not allowed in non-sleepable context") WARNING: line length of 91 exceeds 80 columns #161: FILE: tools/testing/selftests/bpf/progs/preempt_lock.c:163: +__failure __msg("global functions that may sleep are not allowed in non-sleepable context") WARNING: line length of 91 exceeds 80 columns #172: FILE: tools/testing/selftests/bpf/progs/preempt_lock.c:174: +__failure __msg("global functions that may sleep are not allowed in non-sleepable context") WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst #211: FILE: tools/testing/selftests/bpf/progs/rcu_read_lock.c:462: + volatile int ret = 0; WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst #222: FILE: tools/testing/selftests/bpf/progs/rcu_read_lock.c:473: + volatile int ret = 0; total: 0 errors, 8 warnings, 0 checks, 223 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 83157715d2f5 ("selftests/bpf: Test sleepable global subprogs in atomic contexts") 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, 8 warnings, 0 checks, 223 lines checked