WARNING: line length of 89 exceeds 80 columns
#179: FILE: kernel/bpf/helpers.c:3990:
+	struct bpf_task_work_ctx *ctx = container_of(cb, struct bpf_task_work_ctx, work);

WARNING: line length of 81 exceeds 80 columns
#187: FILE: kernel/bpf/helpers.c:3998:
+	 * This callback may start running before bpf_task_work_irq() switched to

WARNING: line length of 95 exceeds 80 columns
#188: FILE: kernel/bpf/helpers.c:3999:
+	 * SCHEDULED state, so handle both transition variants SCHEDULING|SCHEDULED -> RUNNING.

WARNING: line length of 99 exceeds 80 columns
#212: FILE: kernel/bpf/helpers.c:4023:
+	struct bpf_task_work_ctx *ctx = container_of(irq_work, struct bpf_task_work_ctx, irq_work);

WARNING: line length of 88 exceeds 80 columns
#218: FILE: kernel/bpf/helpers.c:4029:
+	if (cmpxchg(&ctx->state, BPF_TW_PENDING, BPF_TW_SCHEDULING) != BPF_TW_PENDING) {

WARNING: line length of 95 exceeds 80 columns
#227: FILE: kernel/bpf/helpers.c:4038:
+		 * try to switch back to STANDBY for another task_work reuse, but we might have

WARNING: line length of 96 exceeds 80 columns
#228: FILE: kernel/bpf/helpers.c:4039:
+		 * gone to FREED already, which is fine as we already cleaned up after ourselves

WARNING: line length of 89 exceeds 80 columns
#244: FILE: kernel/bpf/helpers.c:4055:
+		bpf_task_work_cancel(ctx); /* clean up if we switched into FREED state */

WARNING: line length of 82 exceeds 80 columns
#247: FILE: kernel/bpf/helpers.c:4058:
+static struct bpf_task_work_ctx *bpf_task_work_fetch_ctx(struct bpf_task_work *tw,

WARNING: line length of 84 exceeds 80 columns
#278: FILE: kernel/bpf/helpers.c:4089:
+static struct bpf_task_work_ctx *bpf_task_work_acquire_ctx(struct bpf_task_work *tw,

WARNING: line length of 85 exceeds 80 columns
#291: FILE: kernel/bpf/helpers.c:4102:
+	if (cmpxchg(&ctx->state, BPF_TW_STANDBY, BPF_TW_PENDING) != BPF_TW_STANDBY) {

WARNING: line length of 98 exceeds 80 columns
#292: FILE: kernel/bpf/helpers.c:4103:
+		/* lost acquiring race or map_release_uref() stole it from us, put ref and bail */

WARNING: line length of 95 exceeds 80 columns
#298: FILE: kernel/bpf/helpers.c:4109:
+	 * If no process or bpffs is holding a reference to the map, no new callbacks should be

WARNING: line length of 97 exceeds 80 columns
#299: FILE: kernel/bpf/helpers.c:4110:
+	 * scheduled. This does not address any race or correctness issue, but rather is a policy

WARNING: line length of 85 exceeds 80 columns
#313: FILE: kernel/bpf/helpers.c:4124:
+static int bpf_task_work_schedule(struct task_struct *task, struct bpf_task_work *tw,

WARNING: line length of 92 exceeds 80 columns
#314: FILE: kernel/bpf/helpers.c:4125:
+				  struct bpf_map *map, bpf_task_work_callback_t callback_fn,

WARNING: line length of 92 exceeds 80 columns
#315: FILE: kernel/bpf/helpers.c:4126:
+				  struct bpf_prog_aux *aux, enum task_work_notify_mode mode)

WARNING: line length of 91 exceeds 80 columns
#365: FILE: kernel/bpf/helpers.c:4182:
+	return bpf_task_work_schedule(task, tw, map__map, callback, aux__prog, TWA_SIGNAL);

WARNING: line length of 91 exceeds 80 columns
#374: FILE: kernel/bpf/helpers.c:4199:
+	return bpf_task_work_schedule(task, tw, map__map, callback, aux__prog, TWA_RESUME);

WARNING: line length of 99 exceeds 80 columns
#381: FILE: kernel/bpf/helpers.c:4206:
+	struct bpf_task_work_ctx *ctx = container_of(irq_work, struct bpf_task_work_ctx, irq_work);

WARNING: line length of 98 exceeds 80 columns
#384: FILE: kernel/bpf/helpers.c:4209:
+	bpf_task_work_ctx_put(ctx); /* and here we put map's own ref that was transferred to us */

total: 0 errors, 21 warnings, 0 checks, 328 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 eb55b2e3efbe ("bpf: task work scheduling kfuncs") 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, 21 warnings, 0 checks, 328 lines checked