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Searched refs:btf_id (Results 1 – 25 of 66) sorted by relevance

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/linux/tools/testing/selftests/bpf/prog_tests/
H A Dmodule_fentry_shadow.c62 __s32 btf_id[2] = {}; in test_module_fentry_shadow() local
90 btf_id[0] = btf__find_by_name_kind(vmlinux_btf, symbol_name, BTF_KIND_FUNC); in test_module_fentry_shadow()
91 if (!ASSERT_GT(btf_id[0], 0, "btf_find_by_name")) in test_module_fentry_shadow()
94 btf_id[1] = btf__find_by_name_kind(mod_btf, symbol_name, BTF_KIND_FUNC); in test_module_fentry_shadow()
95 if (!ASSERT_GT(btf_id[1], 0, "btf_find_by_name")) in test_module_fentry_shadow()
99 load_opts.attach_btf_id = btf_id[i]; in test_module_fentry_shadow()
H A Dfexit_bpf2bpf.c115 __s32 btf_id; in test_fexit_bpf2bpf_common() local
120 btf_id = btf__find_by_name_kind(btf, tgt_name + 1, BTF_KIND_FUNC); in test_fexit_bpf2bpf_common()
146 ASSERT_EQ(link_info.tracing.target_btf_id, btf_id, "link_tgt_btf_id"); in test_fexit_bpf2bpf_common()
446 if (!info.btf_id) in find_prog_btf_id()
449 btf = btf__load_from_kernel_by_id(info.btf_id); in find_prog_btf_id()
486 int btf_id; in test_fentry_to_cgroup_bpf() local
500 btf_id = find_prog_btf_id("bind_v4_prog", bpf_program__fd(skel->progs.bind_v4_prog)); in test_fentry_to_cgroup_bpf()
501 if (!ASSERT_GE(btf_id, 0, "find_prog_btf_id")) in test_fentry_to_cgroup_bpf()
504 fentry_fd = load_fentry(bpf_program__fd(skel->progs.bind_v4_prog), btf_id); in test_fentry_to_cgroup_bpf()
515 ASSERT_EQ(info.btf_id, 0, "info.btf_id"); in test_fentry_to_cgroup_bpf()
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H A Dctx_rewrite.c251 static int find_field_offset_aux(struct btf *btf, int btf_id, char *field_name, int off) in find_field_offset_aux() argument
253 const struct btf_type *type = btf__type_by_id(btf, btf_id); in find_field_offset_aux()
259 PRINT_FAIL("Can't find btf_type for id %d\n", btf_id); in find_field_offset_aux()
264 PRINT_FAIL("BTF id %d is not struct or union\n", btf_id); in find_field_offset_aux()
298 int btf_id, field_offset; in find_field_offset() local
312 btf_id = btf__find_by_name(btf, type_str); in find_field_offset()
313 if (btf_id < 0) { in find_field_offset()
318 field_offset = find_field_offset_aux(btf, btf_id, field_str, 0); in find_field_offset()
/linux/tools/perf/util/
H A Dbpf-event.c97 u32 btf_id, in perf_env__fetch_btf() argument
110 node->id = btf_id; in perf_env__fetch_btf()
225 if (info->btf_id && info->nr_func_info && info->func_info_rec_size) { in perf_event__synthesize_one_bpf_prog()
232 btf = btf__load_from_kernel_by_id(info->btf_id); in perf_event__synthesize_one_bpf_prog()
234 pr_debug("%s: failed to get BTF of id %u, aborting\n", __func__, info->btf_id); in perf_event__synthesize_one_bpf_prog()
238 perf_env__fetch_btf(env, info->btf_id, btf); in perf_event__synthesize_one_bpf_prog()
457 u32 btf_id; in perf_env__add_bpf_info() local
478 btf_id = info_linear->info.btf_id; in perf_env__add_bpf_info()
487 if (btf_id in perf_env__add_bpf_info()
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H A Denv.c98 __u32 btf_id = btf_node->id; in __perf_env__insert_btf() local
107 if (btf_id < node->id) { in __perf_env__insert_btf()
109 } else if (btf_id > node->id) { in __perf_env__insert_btf()
112 pr_debug("duplicated btf %u\n", btf_id); in __perf_env__insert_btf()
123 struct btf_node *perf_env__find_btf(struct perf_env *env, __u32 btf_id) in perf_env__find_btf() argument
128 res = __perf_env__find_btf(env, btf_id); in perf_env__find_btf()
133 struct btf_node *__perf_env__find_btf(struct perf_env *env, __u32 btf_id) in __perf_env__find_btf() argument
142 if (btf_id < node->id) in __perf_env__find_btf()
144 else if (btf_id > node->id) in __perf_env__find_btf()
H A Denv.h187 struct btf_node *perf_env__find_btf(struct perf_env *env, __u32 btf_id);
188 struct btf_node *__perf_env__find_btf(struct perf_env *env, __u32 btf_id);
/linux/tools/bpf/resolve_btfids/
H A Dmain.c101 struct btf_id { struct
177 static struct btf_id *btf_id__find(struct rb_root *root, const char *name) in btf_id__find()
180 struct btf_id *id; in btf_id__find()
184 id = rb_entry(p, struct btf_id, rb_node); in btf_id__find()
196 static struct btf_id *
201 struct btf_id *id; in btf_id__add()
206 id = rb_entry(parent, struct btf_id, rb_node); in btf_id__add()
259 static struct btf_id *add_set(struct object *obj, char *name, bool is_set8) in add_set()
277 static struct btf_id *add_symbol(struct rb_root *root, char *name, size_t size) in add_symbol()
451 struct btf_id *id; in symbols_collect()
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/linux/include/linux/
H A Dbpf_verifier.h100 u32 btf_id; member
126 u32 btf_id; member
548 u32 btf_id; /* btf_id for struct typed var */ member
634 u32 btf_id; member
816 struct btf *btf, u32 btf_id) in bpf_trampoline_compute_key() argument
819 return ((u64)tgt_prog->aux->id << 32) | btf_id; in bpf_trampoline_compute_key()
821 return ((u64)btf_obj_id(btf) << 32) | 0x80000000 | btf_id; in bpf_trampoline_compute_key()
825 static inline void bpf_trampoline_unpack_key(u64 key, u32 *obj_id, u32 *btf_id) in bpf_trampoline_unpack_key() argument
829 if (btf_id) in bpf_trampoline_unpack_key()
830 *btf_id = key & 0x7FFFFFFF; in bpf_trampoline_unpack_key()
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H A Dbpf_lsm.h30 bool bpf_lsm_is_sleepable_hook(u32 btf_id);
50 static inline bool bpf_lsm_is_sleepable_hook(u32 btf_id) in bpf_lsm_is_sleepable_hook() argument
H A Dbtf.h124 u32 btf_id; member
129 u32 btf_id; member
572 s32 btf_find_dtor_kfunc(struct btf *btf, u32 btf_id);
575 struct btf_struct_meta *btf_find_struct_meta(const struct btf *btf, u32 btf_id);
628 static inline s32 btf_find_dtor_kfunc(struct btf *btf, u32 btf_id) in btf_find_dtor_kfunc() argument
637 static inline struct btf_struct_meta *btf_find_struct_meta(const struct btf *btf, u32 btf_id) in btf_find_struct_meta() argument
/linux/tools/bpf/bpftool/
H A Dbtf.c703 static bool btf_is_kernel_module(__u32 btf_id) in btf_is_kernel_module() argument
711 btf_fd = bpf_btf_get_fd_by_id(btf_id); in btf_is_kernel_module()
713 p_err("can't get BTF object by id (%u): %s", btf_id, strerror(errno)); in btf_is_kernel_module()
723 p_err("can't get BTF (ID %u) object info: %s", btf_id, strerror(errno)); in btf_is_kernel_module()
736 __u32 btf_id = -1; in do_dump() local
759 btf_id = info.btf_id; in do_dump()
795 btf_id = info.btf_id; in do_dump()
799 btf_id = strtoul(*argv, &endptr, 0); in do_dump()
857 if (!base_btf && btf_is_kernel_module(btf_id)) { in do_dump()
863 btf = btf__load_from_kernel_by_id_split(btf_id, base_btf); in do_dump()
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H A Dmap.c521 if (info->btf_id) in show_map_close_json()
522 jsonw_int_field(json_wtr, "btf_id", info->btf_id); in show_map_close_json()
614 if (info->btf_id || frozen) in show_map_close_plain()
617 if (info->btf_id) in show_map_close_plain()
618 printf("btf_id %d", info->btf_id); in show_map_close_plain()
621 printf("%sfrozen", info->btf_id ? " " : ""); in show_map_close_plain()
781 if (!info.btf_id) in maps_have_btf()
804 *btf = btf__load_from_kernel_by_id(info->btf_id); in get_map_kv_btf()
H A Dprog.c324 btf = btf__load_from_kernel_by_id(map_info.btf_id); in show_prog_metadata()
482 if (info->btf_id) in print_prog_json()
483 jsonw_int_field(json_wtr, "btf_id", info->btf_id); in print_prog_json()
571 if (info->btf_id) in print_prog_plain()
572 printf("\n\tbtf_id %d", info->btf_id); in print_prog_plain()
731 if (info->btf_id) { in prog_dump()
732 btf = btf__load_from_kernel_by_id(info->btf_id); in prog_dump()
2217 if (info.btf_id == 0) { in profile_target_name()
2239 btf = btf__load_from_kernel_by_id(info.btf_id); in profile_target_name()
2248 info.btf_id, func_info.type_id); in profile_target_name()
/linux/tools/lib/bpf/
H A Dlinker.c86 int btf_id; member
1615 struct src_obj *obj, Elf64_Sym *sym, int btf_id) in glob_map_defs_match() argument
1622 t = btf__type_by_id(obj->btf, btf_id); in glob_map_defs_match()
1624 pr_warn("global '%s': invalid map definition type [%d]\n", sym_name, btf_id); in glob_map_defs_match()
1636 t = btf__type_by_id(linker->btf, glob_sym->btf_id); in glob_map_defs_match()
1655 struct src_obj *obj, Elf64_Sym *sym, size_t sym_idx, int btf_id) in glob_syms_match() argument
1662 if (!glob_sym->btf_id || !btf_id) { in glob_syms_match()
1667 src_t = btf__type_by_id(obj->btf, btf_id); in glob_syms_match()
1676 return glob_map_defs_match(sym_name, linker, glob_sym, obj, sym, btf_id); in glob_syms_match()
1679 linker->btf, glob_sym->btf_id, obj->btf, btf_id)) in glob_syms_match()
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/linux/kernel/bpf/preload/iterators/
H A Diterators.bpf.c59 static const char *get_name(struct btf *btf, long btf_id, const char *fallback) in get_name() argument
69 bpf_probe_read_kernel(&t, sizeof(t), types + btf_id); in get_name()
/linux/kernel/bpf/
H A Dverifier.c282 u32 btf_id; member
419 meta = btf_find_struct_meta(reg->btf, reg->btf_id); in reg_btf_record()
505 static bool is_sync_callback_calling_kfunc(u32 btf_id);
506 static bool is_async_callback_calling_kfunc(u32 btf_id);
507 static bool is_callback_calling_kfunc(u32 btf_id);
510 static bool is_bpf_wq_set_callback_impl_kfunc(u32 btf_id);
1011 struct btf *btf, u32 btf_id, int nr_slots) in mark_stack_slots_iter() argument
1039 st->iter.btf_id = btf_id; in mark_stack_slots_iter()
1111 struct btf *btf, u32 btf_id, int nr_slots) in is_iter_reg_valid_init() argument
1131 if (st->iter.btf != btf || st->iter.btf_id != btf_id) in is_iter_reg_valid_init()
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H A Dbpf_iter.c13 u32 btf_id; /* cached value */ member
336 tinfo->btf_id = prog->aux->attach_btf_id; in cache_btf_id()
352 if (iter->btf_id && iter->btf_id == prog_btf_id) { in bpf_iter_prog_supported()
380 if (tinfo->btf_id == prog->aux->attach_btf_id) { in bpf_iter_get_func_proto()
541 if (iter->btf_id == prog_btf_id) { in bpf_iter_link_attach()
H A Dlog.c509 const char *iter_type_str(const struct btf *btf, u32 btf_id) in iter_type_str() argument
511 if (!btf || btf_id == 0) in iter_type_str()
515 return btf_type_name(btf, btf_id) + sizeof(ITER_PREFIX) - 1; in iter_type_str()
708 verbose(env, "%s", btf_type_name(reg->btf, reg->btf_id)); in print_reg_state()
834 iter_type_str(reg->iter.btf, reg->iter.btf_id), in print_verifier_state()
H A Dtask_iter.c1059 task_reg_info.ctx_arg_info[0].btf_id = btf_tracing_ids[BTF_TRACING_TYPE_TASK]; in task_iter_init()
1064 task_file_reg_info.ctx_arg_info[0].btf_id = btf_tracing_ids[BTF_TRACING_TYPE_TASK]; in task_iter_init()
1065 task_file_reg_info.ctx_arg_info[1].btf_id = btf_tracing_ids[BTF_TRACING_TYPE_FILE]; in task_iter_init()
1070 task_vma_reg_info.ctx_arg_info[0].btf_id = btf_tracing_ids[BTF_TRACING_TYPE_TASK]; in task_iter_init()
1071 task_vma_reg_info.ctx_arg_info[1].btf_id = btf_tracing_ids[BTF_TRACING_TYPE_VMA]; in task_iter_init()
H A Dbtf.c3844 field->kptr.btf_id = id; in btf_parse_kptr()
4056 u32 btf_id; in btf_check_and_fixup_fields() local
4060 btf_id = rec->fields[i].graph_root.value_btf_id; in btf_check_and_fixup_fields()
4061 meta = btf_find_struct_meta(btf, btf_id); in btf_check_and_fixup_fields()
5588 type->btf_id = i; in btf_parse_struct_metas()
5605 struct btf_struct_meta *btf_find_struct_meta(const struct btf *btf, u32 btf_id) in btf_find_struct_meta() argument
5609 BUILD_BUG_ON(offsetof(struct btf_struct_meta, btf_id) != 0); in btf_find_struct_meta()
5613 return bsearch(&btf_id, tab->types, tab->cnt, sizeof(tab->types[0]), btf_id_cmp_func); in btf_find_struct_meta()
6512 if (!ctx_arg_info->btf_id) { in btf_ctx_access()
6519 info->btf_id = ctx_arg_info->btf_id; in btf_ctx_access()
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H A Dbpf_struct_ops.c163 s32 btf_id; in find_stub_func_proto() local
172 btf_id = btf_find_by_name_kind(btf, stub_func_name, BTF_KIND_FUNC); in find_stub_func_proto()
173 if (btf_id < 0) in find_stub_func_proto()
175 func_type = btf_type_by_id(btf, btf_id); in find_stub_func_proto()
276 info->btf_id = arg_btf_id; in prepare_arg_info()
H A Dprog_iter.c103 bpf_prog_reg_info.ctx_arg_info[0].btf_id = *btf_bpf_prog_id; in bpf_prog_iter_init()
/linux/tools/testing/selftests/bpf/
H A Dtest_verifier.c977 int btf_id = 0; in fixup_prog_kfuncs() local
982 btf_id = btf__find_by_name_kind(vmlinux_btf, in fixup_prog_kfuncs()
985 btf_id = btf_id < 0 ? 0 : btf_id; in fixup_prog_kfuncs()
989 if (!btf_id) { in fixup_prog_kfuncs()
992 btf_id = btf__find_by_name_kind(testmod_btf, in fixup_prog_kfuncs()
995 btf_id = btf_id < 0 ? 0 : btf_id; in fixup_prog_kfuncs()
996 if (btf_id) { in fixup_prog_kfuncs()
1006 prog[fixup_kfunc_btf_id->insn_idx].imm = btf_id; in fixup_prog_kfuncs()
/linux/net/ipv4/
H A Dbpf_tcp_ca.c70 info->btf_id == sock_id) in bpf_tcp_ca_is_valid_access()
72 info->btf_id = tcp_sock_id; in bpf_tcp_ca_is_valid_access()
84 t = btf_type_by_id(reg->btf, reg->btf_id); in bpf_tcp_ca_btf_struct_access()
/linux/net/core/
H A Dbpf_sk_storage.c358 u32 btf_id; in bpf_sk_storage_tracing_allowed() local
377 btf_id = prog->aux->attach_btf_id; in bpf_sk_storage_tracing_allowed()
378 t = btf_type_by_id(btf_vmlinux, btf_id); in bpf_sk_storage_tracing_allowed()
922 bpf_sk_storage_map_reg_info.ctx_arg_info[0].btf_id = in bpf_sk_storage_map_iter_init()

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