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Searched refs:btf (Results 1 – 25 of 137) sorted by relevance

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/linux/tools/testing/selftests/bpf/prog_tests/
H A Dlinked_list.c252 struct btf *btf; in init_btf() local
269 return btf; in init_btf()
271 btf__free(btf); in init_btf()
278 struct btf *btf; in list_and_rb_node_same_struct() local
325 btf__free(btf); in list_and_rb_node_same_struct()
330 struct btf *btf = NULL; in test_btf() local
352 btf__free(btf); in test_btf()
378 btf__free(btf); in test_btf()
404 btf__free(btf); in test_btf()
424 btf__free(btf); in test_btf()
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H A Dbtf_write.c7 static void gen_btf(struct btf *btf) in gen_btf() argument
30 t = btf__type_by_id(btf, 1); in gen_btf()
55 id = btf__add_ptr(btf, 1); in gen_btf()
57 t = btf__type_by_id(btf, 2); in gen_btf()
65 t = btf__type_by_id(btf, 3); in gen_btf()
73 t = btf__type_by_id(btf, 4); in gen_btf()
357 struct btf *btf; in test_btf_add() local
359 btf = btf__new_empty(); in test_btf_add()
363 gen_btf(btf); in test_btf_add()
366 btf, in test_btf_add()
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H A Dbtf_dump.c26 static int btf_dump_all_types(const struct btf *btf, void *ctx) in btf_dump_all_types() argument
51 struct btf *btf = NULL; in test_btf_dump_case() local
60 btf = NULL; in test_btf_dump_case()
125 btf__free(btf); in test_btf_dump_case()
135 struct btf *btf = NULL; in test_btf_dump_incremental() local
255 btf__free(btf); in test_btf_dump_incremental()
269 static int btf_dump_data(struct btf *btf, struct btf_dump *d, in btf_dump_data() argument
840 struct btf *btf; in test_btf_dump_datasec_data() local
857 btf__free(btf); in test_btf_dump_datasec_data()
863 struct btf *btf; in test_btf_dump() local
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H A Dbtf_field_iter.c43 struct btf *btf = NULL; in test_btf_field_iter() local
46 btf = btf__new_empty(); in test_btf_field_iter()
47 if (!ASSERT_OK_PTR(btf, "empty_btf")) in test_btf_field_iter()
52 btf__add_ptr(btf, 1); /* [3] int * */ in test_btf_field_iter()
73 btf__add_func_param(btf, "p1", 1); in test_btf_field_iter()
74 btf__add_func_param(btf, "p2", 3); in test_btf_field_iter()
88 btf__add_datasec_var_info(btf, 15, 0, 4); in test_btf_field_iter()
89 btf__add_datasec_var_info(btf, 16, 4, 8); in test_btf_field_iter()
92 btf, in test_btf_field_iter()
128 for (id = 1; id < btf__type_cnt(btf); id++) { in test_btf_field_iter()
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H A Dlibbpf_str.c23 struct btf *btf; in test_libbpf_bpf_attach_type_str() local
36 t = btf__type_by_id(btf, id); in test_libbpf_bpf_attach_type_str()
59 btf__free(btf); in test_libbpf_bpf_attach_type_str()
68 struct btf *btf; in test_libbpf_bpf_link_type_str() local
81 t = btf__type_by_id(btf, id); in test_libbpf_bpf_link_type_str()
104 btf__free(btf); in test_libbpf_bpf_link_type_str()
113 struct btf *btf; in test_libbpf_bpf_map_type_str() local
126 t = btf__type_by_id(btf, id); in test_libbpf_bpf_map_type_str()
161 btf__free(btf); in test_libbpf_bpf_map_type_str()
170 struct btf *btf; in test_libbpf_bpf_prog_type_str() local
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H A Dtest_global_funcs.c26 static void check_ctx_arg_type(const struct btf *btf, const struct btf_param *p) in check_ctx_arg_type() argument
31 t = btf__type_by_id(btf, p->type); in check_ctx_arg_type()
35 s = btf_type_raw_dump(btf, t->type); in check_ctx_arg_type()
47 struct btf *btf = NULL; in subtest_ctx_arg_rewrite() local
50 struct btf *kern_btf = NULL; in subtest_ctx_arg_rewrite()
87 btf = btf__load_from_kernel_by_id(info.btf_id); in subtest_ctx_arg_rewrite()
88 if (!ASSERT_OK_PTR(btf, "obj_kern_btf")) in subtest_ctx_arg_rewrite()
99 fn_t = btf__type_by_id(btf, rec->type_id); in subtest_ctx_arg_rewrite()
104 proto_t = btf__type_by_id(btf, fn_t->type); in subtest_ctx_arg_rewrite()
108 name = btf__name_by_offset(btf, fn_t->name_off); in subtest_ctx_arg_rewrite()
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H A Dlibbpf_probes.c9 struct btf *btf; in test_libbpf_probe_prog_types() local
14 btf = btf__parse("/sys/kernel/btf/vmlinux", NULL); in test_libbpf_probe_prog_types()
15 if (!ASSERT_OK_PTR(btf, "btf_parse")) in test_libbpf_probe_prog_types()
19 id = btf__find_by_name_kind(btf, "bpf_prog_type", BTF_KIND_ENUM); in test_libbpf_probe_prog_types()
22 t = btf__type_by_id(btf, id); in test_libbpf_probe_prog_types()
44 btf__free(btf); in test_libbpf_probe_prog_types()
49 struct btf *btf; in test_libbpf_probe_map_types() local
54 btf = btf__parse("/sys/kernel/btf/vmlinux", NULL); in test_libbpf_probe_map_types()
55 if (!ASSERT_OK_PTR(btf, "btf_parse")) in test_libbpf_probe_map_types()
62 t = btf__type_by_id(btf, id); in test_libbpf_probe_map_types()
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H A Dbtf_endian.c18 struct btf *btf = NULL, *swap_btf = NULL; in test_btf_endian() local
26 btf = btf__parse_elf("btf_dump_test_case_syntax.bpf.o", NULL); in test_btf_endian()
27 if (!ASSERT_OK_PTR(btf, "parse_native_btf")) in test_btf_endian()
30 ASSERT_EQ(btf__endianness(btf), endian, "endian"); in test_btf_endian()
31 btf__set_endianness(btf, swap_endian); in test_btf_endian()
32 ASSERT_EQ(btf__endianness(btf), swap_endian, "endian"); in test_btf_endian()
35 raw_data = btf__raw_data(btf, &raw_sz); in test_btf_endian()
45 ASSERT_EQ(btf__type_cnt(swap_btf), btf__type_cnt(btf), "nr_types"); in test_btf_endian()
77 btf__set_endianness(btf, swap_endian); in test_btf_endian()
78 raw_data = btf__raw_data(btf, &raw_sz); in test_btf_endian()
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H A Dcore_autosize.c60 struct btf *btf = NULL; in test_core_autosize() local
66 btf = btf__new_empty(); in test_core_autosize()
67 if (!ASSERT_OK_PTR(btf, "empty_btf")) in test_core_autosize()
85 btf__set_pointer_size(btf, 4); in test_core_autosize()
87 char_id = btf__add_int(btf, "unsigned char", 1, 0); in test_core_autosize()
89 short_id = btf__add_int(btf, "unsigned short", 2, 0); in test_core_autosize()
92 int_id = btf__add_int(btf, "long unsigned int", 4, 0); in test_core_autosize()
96 void_ptr_id = btf__add_ptr(btf, 0); in test_core_autosize()
101 err = btf__add_field(btf, "ptr", void_ptr_id, 0, 0); in test_core_autosize()
115 raw_data = btf__raw_data(btf, &raw_sz); in test_core_autosize()
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H A Dbtf_dedup_split.c9 struct btf *btf1, *btf2; in test_split_simple()
127 struct btf *btf1, *btf2; in test_split_fwd_resolve()
225 struct btf *btf1, *btf2; in test_split_struct_duped()
332 static void btf_add_dup_struct_in_cu(struct btf *btf, int start_id) in btf_add_dup_struct_in_cu() argument
335 btf__set_pointer_size(btf, 8); /* enforce 64-bit arch */ in btf_add_dup_struct_in_cu()
337 btf__add_int(btf, "int", 4, BTF_INT_SIGNED); /* [1] int */ in btf_add_dup_struct_in_cu()
345 btf__add_field(btf, "f1", ID(1), 0, 0); /* int f1; */ in btf_add_dup_struct_in_cu()
346 btf__add_field(btf, "f2", ID(1), 32, 0); /* int f2; */ in btf_add_dup_struct_in_cu()
350 btf__add_field(btf, "f1", ID(1), 0, 0); /* int f1; */ in btf_add_dup_struct_in_cu()
351 btf__add_field(btf, "f2", ID(1), 32, 0); /* int f2; */ in btf_add_dup_struct_in_cu()
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H A Dresolve_btfids.c66 __resolve_symbol(struct btf *btf, int type_id) in BTF_ID()
72 type = btf__type_by_id(btf, type_id); in BTF_ID()
85 str = btf__name_by_offset(btf, type->name_off); in BTF_ID()
100 struct btf *btf; in resolve_symbols() local
104 btf = btf__parse_elf("btf_data.bpf.o", NULL); in resolve_symbols()
105 if (CHECK(libbpf_get_error(btf), "resolve", in resolve_symbols()
109 nr = btf__type_cnt(btf); in resolve_symbols()
112 if (__resolve_symbol(btf, type_id)) in resolve_symbols()
116 btf__free(btf); in resolve_symbols()
/linux/tools/lib/bpf/
H A Dbtf.h24 struct btf;
39 LIBBPF_API void btf__free(struct btf *btf);
145 LIBBPF_API int btf__load_into_kernel(struct btf *btf);
150 LIBBPF_API __u32 btf__type_cnt(const struct btf *btf);
151 LIBBPF_API const struct btf *btf__base_btf(const struct btf *btf);
161 LIBBPF_API int btf__fd(const struct btf *btf);
162 LIBBPF_API void btf__set_fd(struct btf *btf, int fd);
173 LIBBPF_API int btf__add_type(struct btf *btf, const struct btf *src_btf,
196 LIBBPF_API int btf__add_btf(struct btf *btf, const struct btf *src_btf);
201 LIBBPF_API int btf__add_array(struct btf *btf,
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H A Dbtf.c982 struct btf *btf; in btf_new_empty() local
1033 struct btf *btf; in btf_new() local
1064 btf->strs_data = btf->raw_data + btf->hdr->hdr_len + btf->hdr->str_off; in btf_new()
1065 btf->types_data = btf->raw_data + btf->hdr->hdr_len + btf->hdr->type_off; in btf_new()
1350 struct btf *btf; in btf_parse() local
1530 struct btf *btf = (struct btf *)btf_ro; in btf__raw_data() local
1570 struct btf *btf; in btf_get_from_fd() local
1621 struct btf *btf; in btf__load_from_kernel_by_id_split() local
3353 struct btf *btf; member
3471 d->btf = btf; in btf_dedup_new()
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H A Drelo_core.h10 const struct btf *btf; member
30 const struct btf *btf; member
71 int __bpf_core_types_are_compat(const struct btf *local_btf, __u32 local_id,
72 const struct btf *targ_btf, __u32 targ_id, int level);
73 int bpf_core_types_are_compat(const struct btf *local_btf, __u32 local_id,
74 const struct btf *targ_btf, __u32 targ_id);
75 int __bpf_core_types_match(const struct btf *local_btf, __u32 local_id, const struct btf *targ_btf,
77 int bpf_core_types_match(const struct btf *local_btf, __u32 local_id, const struct btf *targ_btf,
84 const struct btf *local_btf,
93 int bpf_core_parse_spec(const char *prog_name, const struct btf *btf,
H A Drelo_core.c22 skip_mods_and_typedefs(const struct btf *btf, u32 id, u32 *res_id) in skip_mods_and_typedefs() argument
27 static const char *btf__name_by_offset(const struct btf *btf, u32 offset) in btf__name_by_offset() argument
32 static s64 btf__resolve_size(const struct btf *btf, u32 type_id) in btf__resolve_size() argument
37 t = btf_type_by_id(btf, type_id); in btf__resolve_size()
38 t = btf_resolve_size(btf, t, &size); in btf__resolve_size()
71 static bool is_flex_arr(const struct btf *btf, in is_flex_arr() argument
263 int bpf_core_parse_spec(const char *prog_name, const struct btf *btf, in bpf_core_parse_spec() argument
279 spec->btf = btf; in bpf_core_parse_spec()
329 sz = btf__resolve_size(btf, id); in bpf_core_parse_spec()
483 const struct btf *targ_btf, in bpf_core_match_member()
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/linux/include/linux/
H A Dbtf.h141 void btf_get(struct btf *btf);
142 void btf_put(struct btf *btf);
146 int btf_get_info_by_fd(const struct btf *btf,
213 u32 btf_obj_id(const struct btf *btf);
214 bool btf_is_kernel(const struct btf *btf);
215 bool btf_is_module(const struct btf *btf);
216 bool btf_is_vmlinux(const struct btf *btf);
218 u32 btf_nr_types(const struct btf *btf);
219 struct btf *btf_base_btf(const struct btf *btf);
555 void btf_set_base_btf(struct btf *btf, const struct btf *base_btf);
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/linux/kernel/bpf/
H A Dbtf.c1443 struct btf *btf = env->btf; in __btf_verifier_log_type() local
1493 struct btf *btf = env->btf; in btf_verifier_log_member() local
1593 struct btf *btf = env->btf; in btf_add_type() local
1791 struct btf *btf = env->btf; in env_resolve_init() local
1907 struct btf *btf = env->btf; in env_stack_pop_resolved() local
2507 struct btf *btf = env->btf; in btf_modifier_check_member() local
2532 struct btf *btf = env->btf; in btf_modifier_check_kflag_member() local
2629 struct btf *btf = env->btf; in btf_modifier_resolve() local
2671 struct btf *btf = env->btf; in btf_var_resolve() local
2717 struct btf *btf = env->btf; in btf_ptr_resolve() local
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H A Dbpf_struct_ops.c42 struct btf *btf; member
88 static bool is_valid_value_type(struct btf *btf, s32 value_id, in is_valid_value_type() argument
158 find_stub_func_proto(const struct btf *btf, const char *st_op_name, in find_stub_func_proto() argument
202 static int prepare_arg_info(struct btf *btf, in prepare_arg_info() argument
277 info->btf = btf; in prepare_arg_info()
313 struct btf *btf, in bpf_struct_ops_desc_init() argument
906 struct btf *btf; in bpf_struct_ops_map_alloc() local
915 btf_put(btf); in bpf_struct_ops_map_alloc()
923 btf_put(btf); in bpf_struct_ops_map_alloc()
930 if (!btf) in bpf_struct_ops_map_alloc()
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/linux/tools/testing/selftests/bpf/
H A Dbtf_helpers.h9 int fprintf_btf_type_raw(FILE *out, const struct btf *btf, __u32 id);
10 const char *btf_type_raw_dump(const struct btf *btf, int type_id);
11 int btf_validate_raw(struct btf *btf, int nr_types, const char *exp_types[]);
13 #define VALIDATE_RAW_BTF(btf, raw_types...) \ argument
14 btf_validate_raw(btf, \
18 const char *btf_type_c_dump(const struct btf *btf);
H A Dbtf_helpers.c81 static const char *btf_str(const struct btf *btf, __u32 off) in btf_str() argument
88 int fprintf_btf_type_raw(FILE *out, const struct btf *btf, __u32 id) in fprintf_btf_type_raw() argument
94 t = btf__type_by_id(btf, id); in fprintf_btf_type_raw()
150 btf_str(btf, v->name_off), v->val); in fprintf_btf_type_raw()
164 btf_str(btf, v->name_off), in fprintf_btf_type_raw()
181 btf_str(btf, p->name_off), p->type); in fprintf_btf_type_raw()
216 const char *btf_type_raw_dump(const struct btf *btf, int type_id) in btf_type_raw_dump() argument
227 fprintf_btf_type_raw(buf_file, btf, type_id); in btf_type_raw_dump()
234 int btf_validate_raw(struct btf *btf, int nr_types, const char *exp_types[]) in btf_validate_raw() argument
257 const char *btf_type_c_dump(const struct btf *btf) in btf_type_c_dump() argument
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/linux/tools/bpf/bpftool/
H A Dbtf_dumper.c27 static int btf_dump_func(const struct btf *btf, char *func_sig,
40 struct btf *prog_btf = NULL; in dump_prog_id_as_func_ptr()
175 btf__name_by_offset(d->btf, in btf_dumper_enum()
211 static bool is_str_array(const struct btf *btf, const struct btf_array *arr, in is_str_array() argument
619 static int __btf_dumper_type_only(const struct btf *btf, __u32 type_id, in __btf_dumper_type_only() argument
710 static int btf_dump_func(const struct btf *btf, char *func_sig, in btf_dump_func() argument
747 void btf_dumper_type_only(const struct btf *btf, __u32 type_id, char *func_sig, in btf_dumper_type_only() argument
753 if (!btf) in btf_dumper_type_only()
769 void btf_dump_linfo_plain(const struct btf *btf, in btf_dump_linfo_plain() argument
801 void btf_dump_linfo_json(const struct btf *btf, in btf_dump_linfo_json() argument
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H A Dgen.c148 struct btf *btf, in codegen_datasec_def() argument
277 struct btf *btf = bpf_object__btf(obj); in codegen_datasecs() local
326 struct btf *btf = bpf_object__btf(obj); in codegen_subskel_datasecs() local
499 struct btf *btf = bpf_object__btf(obj); in codegen_asserts() local
506 if (!btf) in codegen_asserts()
1112 if (!btf) in gen_st_ops_shadow()
1177 struct btf *btf; in do_skeleton() local
1582 struct btf *btf; in do_subskeleton() local
2107 struct btf *btf = info->src_btf; in btfgen_record_field_relo() local
2170 struct btf *btf = info->src_btf; in btfgen_mark_type_match() local
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H A Dbtf.c99 static const char *btf_str(const struct btf *btf, __u32 off) in btf_str() argument
111 static int dump_btf_type(const struct btf *btf, __u32 id, in dump_btf_type() argument
427 static int dump_btf_raw(const struct btf *btf, in dump_btf_raw() argument
602 static struct sort_datum *sort_btf_c(const struct btf *btf) in sort_btf_c() argument
627 static int dump_btf_c(const struct btf *btf, in dump_btf_c() argument
691 struct btf *base; in get_vmlinux_btf_from_sysfs()
733 struct btf *btf = NULL, *base = NULL; in do_dump() local
814 if (!btf) { in do_dump()
856 if (!btf) { in do_dump()
864 if (!btf) { in do_dump()
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H A Dmain.h85 extern struct btf *base_btf;
112 struct btf;
179 const struct btf *btf,
188 const struct btf *btf, in disasm_print_insn() argument
210 const struct btf *btf; member
225 void btf_dumper_type_only(const struct btf *btf, __u32 func_type_id,
228 void btf_dump_linfo_plain(const struct btf *btf,
231 void btf_dump_linfo_json(const struct btf *btf,
233 void btf_dump_linfo_dotlabel(const struct btf *btf,
/linux/kernel/bpf/preload/iterators/
H A Diterators.bpf.c34 struct btf { struct
46 struct btf *btf; member
59 static const char *get_name(struct btf *btf, long btf_id, const char *fallback) in get_name() argument
65 if (!btf) in get_name()
67 str = btf->strings; in get_name()
68 types = btf->types; in get_name()
71 if (name_off >= btf->hdr.str_len) in get_name()
114 get_name(aux->btf, aux->func_info[0].type_id, aux->name), in dump_bpf_prog()

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