WARNING: line length of 90 exceeds 80 columns
#167: FILE: kernel/bpf/verifier.c:6040:
+					 bool check_priv_stack, bool priv_stack_supported)

WARNING: line length of 85 exceeds 80 columns
#190: FILE: kernel/bpf/verifier.c:6075:
+	if (!check_priv_stack && idx && subprog[idx].has_tail_call && depth >= 256) {

WARNING: line length of 82 exceeds 80 columns
#198: FILE: kernel/bpf/verifier.c:6081:
+	subprog_stack_depth = round_up_stack_depth(env, subprog[idx].stack_depth);

WARNING: line length of 82 exceeds 80 columns
#200: FILE: kernel/bpf/verifier.c:6083:
+	if (!check_priv_stack && !priv_stack_supported && depth > MAX_BPF_STACK) {

WARNING: line length of 83 exceeds 80 columns
#207: FILE: kernel/bpf/verifier.c:6090:
+			verbose(env, "stack size of subprog %d is %d. Too large\n",

WARNING: line length of 87 exceeds 80 columns
#212: FILE: kernel/bpf/verifier.c:6095:
+		if (!priv_stack_eligible && depth >= BPF_PRIV_STACK_MIN_SUBTREE_SIZE) {

WARNING: line length of 89 exceeds 80 columns
#214: FILE: kernel/bpf/verifier.c:6097:
+			env->prog->aux->priv_stack_eligible = priv_stack_eligible = true;

CHECK: multiple assignments should be avoided
#214: FILE: kernel/bpf/verifier.c:6097:
+			env->prog->aux->priv_stack_eligible = priv_stack_eligible = true;

WARNING: line length of 81 exceeds 80 columns
#217: FILE: kernel/bpf/verifier.c:6100:
+			max_t(u16, subprog[orig_idx].subtree_stack_depth, depth);

WARNING: line length of 96 exceeds 80 columns
#226: FILE: kernel/bpf/verifier.c:6138:
+			/* It is possible that callback func has been removed as dead code after

WARNING: line length of 85 exceeds 80 columns
#261: FILE: kernel/bpf/verifier.c:6205:
+static int check_max_stack_depth(struct bpf_verifier_env *env, bool check_priv_stack,

WARNING: line length of 91 exceeds 80 columns
#271: FILE: kernel/bpf/verifier.c:6213:
+		check_subprog = !i || (check_priv_stack ? si[i].is_cb : si[i].is_async_cb);

WARNING: line length of 85 exceeds 80 columns
#273: FILE: kernel/bpf/verifier.c:6215:
+			ret = check_max_stack_depth_subprog(env, i, check_priv_stack,

WARNING: line length of 82 exceeds 80 columns
#274: FILE: kernel/bpf/verifier.c:6216:
+							    priv_stack_supported);

total: 0 errors, 13 warnings, 1 checks, 229 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 7d7741b240cc ("bpf: Allow each subprog having stack size of 512 bytes") 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, 13 warnings, 1 checks, 229 lines checked