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Searched refs:btf_id (Results 1 – 25 of 72) sorted by relevance

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/linux/tools/testing/selftests/bpf/prog_tests/
H A Dmodule_fentry_shadow.c63 __s32 btf_id[2] = {}; in test_module_fentry_shadow() local
91 btf_id[0] = btf__find_by_name_kind(vmlinux_btf, symbol_name, BTF_KIND_FUNC); in test_module_fentry_shadow()
92 if (!ASSERT_GT(btf_id[0], 0, "btf_find_by_name")) in test_module_fentry_shadow()
95 btf_id[1] = btf__find_by_name_kind(mod_btf, symbol_name, BTF_KIND_FUNC); in test_module_fentry_shadow()
96 if (!ASSERT_GT(btf_id[1], 0, "btf_find_by_name")) in test_module_fentry_shadow()
100 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 Dtracing_failure.c60 int btf_id; in test_tracing_deny() local
63 btf_id = libbpf_find_vmlinux_btf_id("__rcu_read_lock", BPF_TRACE_FENTRY); in test_tracing_deny()
64 if (btf_id <= 0) { in test_tracing_deny()
H A Dctx_rewrite.c252 static int find_field_offset_aux(struct btf *btf, int btf_id, char *field_name, int off) in find_field_offset_aux() argument
254 const struct btf_type *type = btf__type_by_id(btf, btf_id); in find_field_offset_aux()
260 PRINT_FAIL("Can't find btf_type for id %d\n", btf_id); in find_field_offset_aux()
265 PRINT_FAIL("BTF id %d is not struct or union\n", btf_id); in find_field_offset_aux()
299 int btf_id, field_offset; in find_field_offset() local
313 btf_id = btf__find_by_name(btf, type_str); in find_field_offset()
314 if (btf_id < 0) { in find_field_offset()
319 field_offset = find_field_offset_aux(btf, btf_id, field_str, 0); in find_field_offset()
H A Dfd_array.c302 __u32 btf_id; in check_fd_array_cnt__referenced_btfs() local
314 err = get_btf_id_by_fd(extra_fds[0], &btf_id); in check_fd_array_cnt__referenced_btfs()
323 if (!ASSERT_EQ(btf_exists(btf_id), true, "btf should exist")) in check_fd_array_cnt__referenced_btfs()
333 if (!btf_exists(btf_id)) in check_fd_array_cnt__referenced_btfs()
/linux/tools/bpf/resolve_btfids/
H A Dmain.c101 struct btf_id { struct
178 static struct btf_id *btf_id__find(struct rb_root *root, const char *name) in btf_id__find()
181 struct btf_id *id; in btf_id__find()
185 id = rb_entry(p, struct btf_id, rb_node); in btf_id__find()
197 static struct btf_id *
202 struct btf_id *id; in btf_id__add()
207 id = rb_entry(parent, struct btf_id, rb_node); in btf_id__add()
260 static struct btf_id *add_set(struct object *obj, char *name, bool is_set8) in add_set()
278 static struct btf_id *add_symbol(struct rb_root *root, char *name, size_t size) in add_symbol()
452 struct btf_id *id; in symbols_collect()
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/linux/tools/perf/util/
H A Dbpf-event.c105 u32 btf_id, in perf_env__fetch_btf() argument
118 node->id = btf_id; in perf_env__fetch_btf()
213 btf = btf__load_from_kernel_by_id(map_info.btf_id); in bpf_metadata_read_map_data()
591 if (info->btf_id && info->nr_func_info && info->func_info_rec_size) { in perf_event__synthesize_one_bpf_prog()
598 btf = btf__load_from_kernel_by_id(info->btf_id); in perf_event__synthesize_one_bpf_prog()
600 pr_debug("%s: failed to get BTF of id %u, aborting\n", __func__, info->btf_id); in perf_event__synthesize_one_bpf_prog()
604 perf_env__fetch_btf(env, info->btf_id, btf); in perf_event__synthesize_one_bpf_prog()
842 u32 btf_id; in perf_env__add_bpf_info() local
865 btf_id = info_linear->info.btf_id; in perf_env__add_bpf_info()
873 __func__, btf_id); in perf_env__add_bpf_info()
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H A Denv.c119 __u32 btf_id = btf_node->id; in __perf_env__insert_btf() local
128 if (btf_id < node->id) { in __perf_env__insert_btf()
130 } else if (btf_id > node->id) { in __perf_env__insert_btf()
133 pr_debug("duplicated btf %u\n", btf_id); in __perf_env__insert_btf()
144 struct btf_node *perf_env__find_btf(struct perf_env *env, __u32 btf_id) in perf_env__find_btf() argument
149 res = __perf_env__find_btf(env, btf_id); in perf_env__find_btf()
154 struct btf_node *__perf_env__find_btf(struct perf_env *env, __u32 btf_id) in __perf_env__find_btf() argument
163 if (btf_id < node->id) in __perf_env__find_btf()
165 else if (btf_id > node->id) in __perf_env__find_btf()
H A Denv.h189 struct btf_node *perf_env__find_btf(struct perf_env *env, __u32 btf_id);
190 struct btf_node *__perf_env__find_btf(struct perf_env *env, __u32 btf_id);
/linux/include/linux/
H A Dbpf_verifier.h64 u32 btf_id; member
90 u32 btf_id; member
527 u32 btf_id; /* btf_id for struct typed var */ member
630 u32 btf_id; member
895 struct btf *btf, u32 btf_id) in bpf_trampoline_compute_key() argument
898 return ((u64)tgt_prog->aux->id << 32) | btf_id; in bpf_trampoline_compute_key()
900 return ((u64)btf_obj_id(btf) << 32) | 0x80000000 | btf_id; in bpf_trampoline_compute_key()
904 static inline void bpf_trampoline_unpack_key(u64 key, u32 *obj_id, u32 *btf_id) in bpf_trampoline_unpack_key() argument
908 if (btf_id) in bpf_trampoline_unpack_key()
909 *btf_id = key & 0x7FFFFFFF; in bpf_trampoline_unpack_key()
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H A Dbpf_lsm.h31 bool bpf_lsm_is_sleepable_hook(u32 btf_id);
58 static inline bool bpf_lsm_is_sleepable_hook(u32 btf_id) in bpf_lsm_is_sleepable_hook() argument
H A Dbtf.h128 u32 btf_id; member
133 u32 btf_id; member
585 s32 btf_find_dtor_kfunc(struct btf *btf, u32 btf_id);
588 struct btf_struct_meta *btf_find_struct_meta(const struct btf *btf, u32 btf_id);
652 static inline s32 btf_find_dtor_kfunc(struct btf *btf, u32 btf_id) in btf_find_dtor_kfunc() argument
661 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.c854 static bool btf_is_kernel_module(__u32 btf_id) in btf_is_kernel_module() argument
862 btf_fd = bpf_btf_get_fd_by_id(btf_id); in btf_is_kernel_module()
864 p_err("can't get BTF object by id (%u): %s", btf_id, strerror(errno)); in btf_is_kernel_module()
874 p_err("can't get BTF (ID %u) object info: %s", btf_id, strerror(errno)); in btf_is_kernel_module()
888 __u32 btf_id = -1; in do_dump() local
913 btf_id = info.btf_id; in do_dump()
949 btf_id = info.btf_id; in do_dump()
953 btf_id = strtoul(*argv, &endptr, 0); in do_dump()
1043 if (!base_btf && btf_is_kernel_module(btf_id)) { in do_dump()
1049 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 %u", info->btf_id); in show_map_close_plain()
621 printf("%sfrozen", info->btf_id ? " " : ""); in show_map_close_plain()
784 if (!info.btf_id) in maps_have_btf()
807 *btf = btf__load_from_kernel_by_id(info->btf_id); in get_map_kv_btf()
/linux/kernel/bpf/
H A Dbpf_lsm.c117 u32 btf_id = prog->aux->attach_btf_id; in bpf_lsm_verify_prog() local
126 if (btf_id_set_contains(&bpf_lsm_disabled_hooks, btf_id)) { in bpf_lsm_verify_prog()
128 btf_id, func_name); in bpf_lsm_verify_prog()
132 if (!btf_id_set_contains(&bpf_lsm_hooks, btf_id)) { in bpf_lsm_verify_prog()
134 btf_id, func_name); in bpf_lsm_verify_prog()
398 bool bpf_lsm_is_sleepable_hook(u32 btf_id) in BTF_ID()
400 return btf_id_set_contains(&sleepable_lsm_hooks, btf_id); in BTF_ID()
H A Dverifier.c291 u32 btf_id; member
426 meta = btf_find_struct_meta(reg->btf, reg->btf_id); in reg_btf_record()
512 static bool is_sync_callback_calling_kfunc(u32 btf_id);
513 static bool is_async_callback_calling_kfunc(u32 btf_id);
514 static bool is_callback_calling_kfunc(u32 btf_id);
517 static bool is_bpf_wq_set_callback_impl_kfunc(u32 btf_id);
1009 struct btf *btf, u32 btf_id, int nr_slots) in mark_stack_slots_iter() argument
1036 st->iter.btf_id = btf_id; in mark_stack_slots_iter()
1107 struct btf *btf, u32 btf_id, int nr_slots) in is_iter_reg_valid_init() argument
1127 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
334 tinfo->btf_id = prog->aux->attach_btf_id; in cache_btf_id()
350 if (iter->btf_id && iter->btf_id == prog_btf_id) { in bpf_iter_prog_supported()
377 if (tinfo->btf_id == prog->aux->attach_btf_id) { in bpf_iter_get_func_proto()
538 if (iter->btf_id == prog_btf_id) { in bpf_iter_link_attach()
H A Dlog.c511 const char *iter_type_str(const struct btf *btf, u32 btf_id) in iter_type_str() argument
513 if (!btf || btf_id == 0) in iter_type_str()
517 return btf_type_name(btf, btf_id) + sizeof(ITER_PREFIX) - 1; in iter_type_str()
697 verbose(env, "%s", btf_type_name(reg->btf, reg->btf_id)); in print_reg_state()
819 iter_type_str(reg->iter.btf, reg->iter.btf_id), in print_verifier_state()
H A Dbtf.c3864 field->kptr.btf_id = id; in btf_parse_kptr()
4095 u32 btf_id; in btf_check_and_fixup_fields() local
4104 rec->fields[i].kptr.btf_id); in btf_check_and_fixup_fields()
4114 btf_id = rec->fields[i].graph_root.value_btf_id; in btf_check_and_fixup_fields()
4115 meta = btf_find_struct_meta(btf, btf_id); in btf_check_and_fixup_fields()
5669 type->btf_id = i; in btf_parse_struct_metas()
5690 struct btf_struct_meta *btf_find_struct_meta(const struct btf *btf, u32 btf_id) in btf_find_struct_meta() argument
5694 BUILD_BUG_ON(offsetof(struct btf_struct_meta, btf_id) != 0); in btf_find_struct_meta()
5698 return bsearch(&btf_id, tab->types, tab->cnt, sizeof(tab->types[0]), btf_id_cmp_func); in btf_find_struct_meta()
6798 if (!ctx_arg_info->btf_id) { in btf_ctx_access()
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H A Dtask_iter.c1055 task_reg_info.ctx_arg_info[0].btf_id = btf_tracing_ids[BTF_TRACING_TYPE_TASK]; in task_iter_init()
1060 task_file_reg_info.ctx_arg_info[0].btf_id = btf_tracing_ids[BTF_TRACING_TYPE_TASK]; in task_iter_init()
1061 task_file_reg_info.ctx_arg_info[1].btf_id = btf_tracing_ids[BTF_TRACING_TYPE_FILE]; in task_iter_init()
1066 task_vma_reg_info.ctx_arg_info[0].btf_id = btf_tracing_ids[BTF_TRACING_TYPE_TASK]; in task_iter_init()
1067 task_vma_reg_info.ctx_arg_info[1].btf_id = btf_tracing_ids[BTF_TRACING_TYPE_VMA]; in task_iter_init()
/linux/tools/lib/bpf/
H A Dlinker.c91 int btf_id; member
1766 struct src_obj *obj, Elf64_Sym *sym, int btf_id) in glob_map_defs_match() argument
1773 t = btf__type_by_id(obj->btf, btf_id); in glob_map_defs_match()
1775 pr_warn("global '%s': invalid map definition type [%d]\n", sym_name, btf_id); in glob_map_defs_match()
1787 t = btf__type_by_id(linker->btf, glob_sym->btf_id); in glob_map_defs_match()
1806 struct src_obj *obj, Elf64_Sym *sym, size_t sym_idx, int btf_id) in glob_syms_match() argument
1813 if (!glob_sym->btf_id || !btf_id) { in glob_syms_match()
1818 src_t = btf__type_by_id(obj->btf, btf_id); in glob_syms_match()
1827 return glob_map_defs_match(sym_name, linker, glob_sym, obj, sym, btf_id); in glob_syms_match()
1830 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/tools/testing/selftests/bpf/
H A Dtest_verifier.c973 int btf_id = 0; in fixup_prog_kfuncs() local
978 btf_id = btf__find_by_name_kind(vmlinux_btf, in fixup_prog_kfuncs()
981 btf_id = btf_id < 0 ? 0 : btf_id; in fixup_prog_kfuncs()
985 if (!btf_id) { in fixup_prog_kfuncs()
988 btf_id = btf__find_by_name_kind(testmod_btf, in fixup_prog_kfuncs()
991 btf_id = btf_id < 0 ? 0 : btf_id; in fixup_prog_kfuncs()
992 if (btf_id) { in fixup_prog_kfuncs()
1002 prog[fixup_kfunc_btf_id->insn_idx].imm = btf_id; in fixup_prog_kfuncs()
/linux/net/ipv4/
H A Dbpf_tcp_ca.c54 info->btf_id == sock_id) in bpf_tcp_ca_is_valid_access()
56 info->btf_id = tcp_sock_id; in bpf_tcp_ca_is_valid_access()
68 t = btf_type_by_id(reg->btf, reg->btf_id); in bpf_tcp_ca_btf_struct_access()
/linux/net/sched/
H A Dbpf_qdisc.c46 info->btf_id = bpf_sk_buff_ptr_ids[0]; in BTF_ID_LIST_SINGLE()
106 t = btf_type_by_id(reg->btf, reg->btf_id); in bpf_qdisc_btf_struct_access()
459 .btf_id = bpf_sk_buff_ids[0], in BTF_ID_LIST_SINGLE()

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