lib/bpf/libbpf.c

1084 /* Init the map's fields that depend on kern_btf */
1093 	const struct btf *kern_btf;
1109 	kern_btf = mod_btf ? mod_btf->btf : obj->btf_vmlinux;
1147 		kern_member = find_member_by_name(kern_btf, kern_type, mname);
1185 		kern_mtype = skip_mods_and_typedefs(kern_btf, kern_member->type,
1215 			kern_mtype = skip_mods_and_typedefs(kern_btf,
1267 		kern_msize = btf__resolve_size(kern_btf, kern_mtype_id);
3466 	struct btf *kern_btf = obj->btf;
3521 		kern_btf = btf__new(raw_data, sz);
3522 		err = libbpf_get_error(kern_btf);
3528 		err = bpf_object__sanitize_btf(obj, kern_btf);
3535 		const void *raw_data = btf__raw_data(kern_btf, &raw_size);
3543 		btf__set_fd(kern_btf, 0);
3546 		err = btf_load_into_kernel(kern_btf, obj->log_buf, obj->log_size,
3552 			btf__set_fd(obj->btf, btf__fd(kern_btf));
3553 			btf__set_fd(kern_btf, -1);
3555 		btf__free(kern_btf);
8203 	struct btf *kern_btf = NULL;
8208 	kfunc_id = find_ksym_btf_id(obj, ext->essent_name ?: ext->name, BTF_KIND_FUNC, &kern_btf,
8218 	kern_func = btf__type_by_id(kern_btf, kfunc_id);
8222 					kern_btf, kfunc_proto_id);