WARNING: line length of 91 exceeds 80 columns
#139: FILE: kernel/bpf/arraymap.c:442:
+	if (btf_record_has_field(map->record, BPF_TIMER | BPF_WORKQUEUE | BPF_TASK_WORK)) {

WARNING: line length of 98 exceeds 80 columns
#146: FILE: kernel/bpf/arraymap.c:449:
+				bpf_obj_free_task_work(map->record, array_map_elem_ptr(array, i));

WARNING: line length of 90 exceeds 80 columns
#225: FILE: kernel/bpf/hashtab.c:238:
+					       htab_elem_value(elem, htab->map.key_size));

WARNING: line length of 82 exceeds 80 columns
#242: FILE: kernel/bpf/hashtab.c:1514:
+			if (btf_record_has_field(htab->map.record, BPF_TASK_WORK))

WARNING: line length of 95 exceeds 80 columns
#244: FILE: kernel/bpf/hashtab.c:1516:
+						       htab_elem_value(l, htab->map.key_size));

WARNING: line length of 96 exceeds 80 columns
#258: FILE: kernel/bpf/hashtab.c:1528:
+	if (btf_record_has_field(htab->map.record, BPF_TIMER | BPF_WORKQUEUE | BPF_TASK_WORK)) {

WARNING: line length of 86 exceeds 80 columns
#294: FILE: kernel/bpf/helpers.c:3706:
+typedef void (*bpf_task_work_callback_t)(struct bpf_map *map, void *key, void *value);

WARNING: line length of 97 exceeds 80 columns
#297: FILE: kernel/bpf/helpers.c:3709:
+ * bpf_task_work_schedule_signal - Schedule BPF callback using task_work_add with TWA_SIGNAL mode

WARNING: line length of 88 exceeds 80 columns
#299: FILE: kernel/bpf/helpers.c:3711:
+ * @tw: Pointer to the bpf_task_work struct, to use by kernel internally for bookkeeping

WARNING: line length of 88 exceeds 80 columns
#304: FILE: kernel/bpf/helpers.c:3716:
+ * Return: 0 if task work has been scheduled successfully, negative error code otherwise

WARNING: line length of 95 exceeds 80 columns
#316: FILE: kernel/bpf/helpers.c:3728:
+ * bpf_task_work_schedule_resume - Schedule BPF callback using task_work_add with TWA_RESUME or

WARNING: line length of 88 exceeds 80 columns
#319: FILE: kernel/bpf/helpers.c:3731:
+ * @tw: Pointer to the bpf_task_work struct, to use by kernel internally for bookkeeping

WARNING: line length of 88 exceeds 80 columns
#324: FILE: kernel/bpf/helpers.c:3736:
+ * Return: 0 if task work has been scheduled successfully, negative error code otherwise

WARNING: line length of 94 exceeds 80 columns
#393: FILE: kernel/bpf/syscall.c:1252:
+				       BPF_RB_ROOT | BPF_REFCOUNT | BPF_WORKQUEUE | BPF_UPTR |

WARNING: line length of 93 exceeds 80 columns
#421: FILE: kernel/bpf/verifier.c:2239:
+			if (btf_record_has_field(map->inner_map_meta->record, BPF_TASK_WORK))

WARNING: line length of 88 exceeds 80 columns
#439: FILE: kernel/bpf/verifier.c:8583:
+		verbose(env, "map '%s' has to have BTF in order to use bpf_task_work\n",

WARNING: line length of 81 exceeds 80 columns
#444: FILE: kernel/bpf/verifier.c:8588:
+		verbose(env, "map '%s' has no valid bpf_task_work\n", map->name);

WARNING: line length of 88 exceeds 80 columns
#485: FILE: kernel/bpf/verifier.c:10661:
+					 is_bpf_wq_set_callback_impl_kfunc(insn->imm) ||

WARNING: line length of 86 exceeds 80 columns
#546: FILE: kernel/bpf/verifier.c:12194:
+static bool is_kfunc_arg_task_work(const struct btf *btf, const struct btf_param *arg)

WARNING: line length of 81 exceeds 80 columns
#580: FILE: kernel/bpf/verifier.c:12408:
+	return func_id == special_kfunc_list[KF_bpf_task_work_schedule_signal] ||

WARNING: line length of 88 exceeds 80 columns
#610: FILE: kernel/bpf/verifier.c:13250:
+			if (meta->map.ptr && reg->map_ptr->record->task_work_off >= 0) {

WARNING: line length of 89 exceeds 80 columns
#636: FILE: kernel/bpf/verifier.c:13585:
+				verbose(env, "arg#%d doesn't point to a map value\n", i);

WARNING: line length of 82 exceeds 80 columns
#654: FILE: kernel/bpf/verifier.c:13962:
+			verbose(env, "kfunc %s#%d failed callback verification\n",

total: 0 errors, 23 warnings, 0 checks, 560 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 17ca5a47f9a0 ("bpf: bpf task work plumbing") 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, 23 warnings, 0 checks, 560 lines checked