WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#22: 
new file mode 100644

WARNING: Missing a blank line after declarations
#49: FILE: tools/testing/selftests/bpf/prog_tests/task_work_stress.c:23:
+	int err = 0;
+	LIBBPF_OPTS(bpf_test_run_opts, opts);

WARNING: line length of 86 exceeds 80 columns
#87: FILE: tools/testing/selftests/bpf/prog_tests/task_work_stress.c:61:
+	scheduler = bpf_object__find_program_by_name(skel->obj, "schedule_task_work");

WARNING: line length of 82 exceeds 80 columns
#90: FILE: tools/testing/selftests/bpf/prog_tests/task_work_stress.c:64:
+	deleter = bpf_object__find_program_by_name(skel->obj, "delete_task_work");

WARNING: line length of 82 exceeds 80 columns
#138: FILE: tools/testing/selftests/bpf/prog_tests/task_work_stress.c:112:
+		/* If delete thread is enabled, it has cancelled some callbacks */

WARNING: line length of 99 exceeds 80 columns
#140: FILE: tools/testing/selftests/bpf/prog_tests/task_work_stress.c:114:
+		ASSERT_LT(skel->bss->callback_success, skel->bss->callback_scheduled, "callbacks");

WARNING: line length of 94 exceeds 80 columns
#142: FILE: tools/testing/selftests/bpf/prog_tests/task_work_stress.c:116:
+		/* Without delete thread number of scheduled callbacks is the same as fired */

WARNING: line length of 99 exceeds 80 columns
#143: FILE: tools/testing/selftests/bpf/prog_tests/task_work_stress.c:117:
+		ASSERT_EQ(skel->bss->callback_success, skel->bss->callback_scheduled, "callbacks");

WARNING: line length of 89 exceeds 80 columns
#216: FILE: tools/testing/selftests/bpf/progs/task_work_stress.c:54:
+	err = bpf_task_work_schedule_signal(bpf_get_current_task_btf(), &work->tw, &hmap,

total: 0 errors, 9 warnings, 0 checks, 203 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 1d1787fd7996 ("selftests/bpf: add bpf task work stress tests") 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, 0 checks, 203 lines checked