diff --git a/tools/lib/bpf/libbpf.c b/tools/lib/bpf/libbpf.c index 55990382bbc5..e4ac7a582e87 100644 --- a/tools/lib/bpf/libbpf.c +++ b/tools/lib/bpf/libbpf.c @@ -468,8 +468,6 @@ struct bpf_program { }; struct bpf_struct_ops { - const char *tname; - const struct btf_type *type; struct bpf_program **progs; __u32 *kern_func_off; /* e.g. struct tcp_congestion_ops in bpf_prog's btf format */ @@ -1014,8 +1012,8 @@ static int bpf_map__init_kern_struct_ops(struct bpf_map *map, int err; st_ops = map->st_ops; - type = st_ops->type; - tname = st_ops->tname; + type = btf__type_by_id(btf, st_ops->type_id); + tname = btf__name_by_offset(btf, type->name_off); err = find_struct_ops_kern_types(kern_btf, tname, &kern_type, &kern_type_id, &kern_vtype, &kern_vtype_id, @@ -1236,8 +1234,6 @@ static int init_struct_ops_maps(struct bpf_object *obj, const char *sec_name, memcpy(st_ops->data, data->d_buf + vsi->offset, type->size); - st_ops->tname = tname; - st_ops->type = type; st_ops->type_id = type_id; pr_debug("struct_ops init: struct %s(type_id=%u) %s found at offset %u\n", @@ -8453,11 +8449,13 @@ static int bpf_object__resolve_externs(struct bpf_object *obj, static void bpf_map_prepare_vdata(const struct bpf_map *map) { + const struct btf_type *type; struct bpf_struct_ops *st_ops; __u32 i; st_ops = map->st_ops; - for (i = 0; i < btf_vlen(st_ops->type); i++) { + type = btf__type_by_id(map->obj->btf, st_ops->type_id); + for (i = 0; i < btf_vlen(type); i++) { struct bpf_program *prog = st_ops->progs[i]; void *kern_data; int prog_fd; @@ -9696,6 +9694,7 @@ static struct bpf_map *find_struct_ops_map_by_offset(struct bpf_object *obj, static int bpf_object__collect_st_ops_relos(struct bpf_object *obj, Elf64_Shdr *shdr, Elf_Data *data) { + const struct btf_type *type; const struct btf_member *member; struct bpf_struct_ops *st_ops; struct bpf_program *prog; @@ -9755,13 +9754,14 @@ static int bpf_object__collect_st_ops_relos(struct bpf_object *obj, } insn_idx = sym->st_value / BPF_INSN_SZ; - member = find_member_by_offset(st_ops->type, moff * 8); + type = btf__type_by_id(btf, st_ops->type_id); + member = find_member_by_offset(type, moff * 8); if (!member) { pr_warn("struct_ops reloc %s: cannot find member at moff %u\n", map->name, moff); return -EINVAL; } - member_idx = member - btf_members(st_ops->type); + member_idx = member - btf_members(type); name = btf__name_by_offset(btf, member->name_off); if (!resolve_func_ptr(btf, member->type, NULL)) {