diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c index 71202a22ad8d..ae78ed0b4bdc 100644 --- a/kernel/bpf/btf.c +++ b/kernel/bpf/btf.c @@ -18,6 +18,7 @@ #include #include #include +#include #include #include #include @@ -3627,12 +3628,15 @@ static int btf_translate_to_vmlinux(struct bpf_verifier_log *log, return kern_ctx_type->type; } +BTF_ID_LIST(bpf_ctx_convert_btf_id) +BTF_ID(struct, bpf_ctx_convert) + struct btf *btf_parse_vmlinux(void) { struct btf_verifier_env *env = NULL; struct bpf_verifier_log *log; struct btf *btf = NULL; - int err, btf_id; + int err; env = kzalloc(sizeof(*env), GFP_KERNEL | __GFP_NOWARN); if (!env) @@ -3666,14 +3670,8 @@ struct btf *btf_parse_vmlinux(void) if (err) goto errout; - /* find struct bpf_ctx_convert for type checking later */ - btf_id = btf_find_by_name_kind(btf, "bpf_ctx_convert", BTF_KIND_STRUCT); - if (btf_id < 0) { - err = btf_id; - goto errout; - } /* btf_parse_vmlinux() runs under bpf_verifier_lock */ - bpf_ctx_convert.t = btf_type_by_id(btf, btf_id); + bpf_ctx_convert.t = btf_type_by_id(btf, bpf_ctx_convert_btf_id[0]); /* find bpf map structs for map_ptr access checking */ err = btf_vmlinux_map_ids_init(btf, log);