WARNING: Block comments use a trailing */ on a separate line
#35: FILE: include/linux/btf.h:83:
+ * passed implicitly in BPF */

CHECK: Prefer using the BIT macro
#36: FILE: include/linux/btf.h:84:
+#define KF_IMPLICIT_PROG_AUX_ARG (1 << 16)

WARNING: line length of 85 exceeds 80 columns
#48: FILE: kernel/bpf/verifier.c:11951:
+static bool is_kfunc_with_implicit_prog_aux_arg(struct bpf_kfunc_call_arg_meta *meta)

WARNING: line length of 114 exceeds 80 columns
#60: FILE: kernel/bpf/verifier.c:12037:
+static int set_kfunc_arg_prog_regno(struct bpf_verifier_env *env, struct bpf_kfunc_call_arg_meta *meta, u32 regno)

WARNING: line length of 83 exceeds 80 columns
#63: FILE: kernel/bpf/verifier.c:12040:
+		verifier_bug(env, "Only 1 prog->aux argument supported per-kfunc");

WARNING: line length of 86 exceeds 80 columns
#79: FILE: kernel/bpf/verifier.c:13070:
+	/* KF_IMPLICIT_PROG_AUX_ARG means that the kfunc has one less argument in BTF,

WARNING: line length of 104 exceeds 80 columns
#84: FILE: kernel/bpf/verifier.c:13075:
+			verifier_bug(env, "A kfunc with KF_IMPLICIT_PROG_AUX_ARG flag has %d > %d args",

WARNING: Missing a blank line after declarations
#89: FILE: kernel/bpf/verifier.c:13080:
+		u32 regno = nargs + 1;
+		ret = set_kfunc_arg_prog_regno(env, meta, regno);

total: 0 errors, 7 warnings, 1 checks, 77 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 46d39ac5ca84 ("bpf: implement KF_IMPLICIT_PROG_AUX_ARG flag") 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, 7 warnings, 1 checks, 77 lines checked