WARNING: line length of 100 exceeds 80 columns
#125: FILE: kernel/bpf/verifier.c:3572:
+			verbose(env, "kfunc %s arg#%d size %d > %zu not supported for stack args\n",

WARNING: line length of 84 exceeds 80 columns
#126: FILE: kernel/bpf/verifier.c:3573:
+				kfunc.name, i, func_model.arg_size[i], sizeof(u64));

WARNING: line length of 87 exceeds 80 columns
#138: FILE: kernel/bpf/verifier.c:13094:
+static struct bpf_reg_state *get_kfunc_arg_reg(struct bpf_verifier_env *env, int argno)

WARNING: line length of 96 exceeds 80 columns
#147: FILE: kernel/bpf/verifier.c:13103:
+	spi = caller->incoming_stack_arg_depth / BPF_REG_SIZE + (argno - MAX_BPF_FUNC_REG_ARGS);

WARNING: line length of 101 exceeds 80 columns
#160: FILE: kernel/bpf/verifier.c:13125:
+	    (is_kfunc_arg_mem_size(meta->btf, &args[argno + 1], get_kfunc_arg_reg(env, argno + 1)) ||

WARNING: line length of 106 exceeds 80 columns
#161: FILE: kernel/bpf/verifier.c:13126:
+	     is_kfunc_arg_const_mem_size(meta->btf, &args[argno + 1], get_kfunc_arg_reg(env, argno + 1))))

WARNING: line length of 82 exceeds 80 columns
#195: FILE: kernel/bpf/verifier.c:13817:
+			 * Retrieve the spilled reg state from the stack arg slot.

WARNING: line length of 83 exceeds 80 columns
#202: FILE: kernel/bpf/verifier.c:13824:
+			int spi = caller->incoming_stack_arg_depth / BPF_REG_SIZE +

WARNING: line length of 91 exceeds 80 columns
#206: FILE: kernel/bpf/verifier.c:13828:
+				verbose(env, "stack arg#%d not properly initialized\n", i);

WARNING: line length of 83 exceeds 80 columns
#213: FILE: kernel/bpf/verifier.c:13835:
+			regs[BPF_REG_1] = caller->stack_arg_slots[spi].spilled_ptr;

WARNING: line length of 97 exceeds 80 columns
#225: FILE: kernel/bpf/verifier.c:13847:
+				verbose(env, "arg#%d prog->aux cannot be a stack argument\n", i);

WARNING: line length of 107 exceeds 80 columns
#280: FILE: kernel/bpf/verifier.c:13931:
+					verbose(env, "arg#%d release arg cannot be a stack argument\n", i);

WARNING: line length of 107 exceeds 80 columns
#302: FILE: kernel/bpf/verifier.c:14087:
+					verbose(env, "arg#%d release arg cannot be a stack argument\n", i);

WARNING: line length of 81 exceeds 80 columns
#321: FILE: kernel/bpf/verifier.c:14247:
+				regs[regno + 1] = *get_kfunc_arg_reg(env, i + 1);

WARNING: line length of 94 exceeds 80 columns
#322: FILE: kernel/bpf/verifier.c:14248:
+				verbose(env, "Use reg %d to represent mem_size\n", regno + 1);

WARNING: line length of 89 exceeds 80 columns
#345: FILE: kernel/bpf/verifier.c:14380:
+			verbose(env, "End of using reg %d for stack arg#%d\n", regno, i);

WARNING: line length of 93 exceeds 80 columns
#366: FILE: kernel/bpf/verifier.c:15161:
+		struct bpf_subprog_info *caller_info = &env->subprog_info[caller->subprogno];

WARNING: line length of 91 exceeds 80 columns
#367: FILE: kernel/bpf/verifier.c:15162:
+		u16 kfunc_stack_arg_depth = (nargs - MAX_BPF_FUNC_REG_ARGS) * BPF_REG_SIZE;

WARNING: line length of 82 exceeds 80 columns
#369: FILE: kernel/bpf/verifier.c:15164:
+		if (kfunc_stack_arg_depth > caller_info->outgoing_stack_arg_depth)

WARNING: line length of 86 exceeds 80 columns
#370: FILE: kernel/bpf/verifier.c:15165:
+			caller_info->outgoing_stack_arg_depth = kfunc_stack_arg_depth;

total: 0 errors, 20 warnings, 0 checks, 266 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 998fd8222c53 ("bpf: Support stack arguments for kfunc calls") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES 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, 20 warnings, 0 checks, 266 lines checked