selftests/bpf: Update btf_dump__new() uses to v1.0+ variant

Update to-be-deprecated forms of btf_dump__new().

Signed-off-by: Andrii Nakryiko <[e-mail]>
Signed-off-by: Alexei Starovoitov <[e-mail]>
Link: https://lore.kernel.org/bpf/[e-mail]

tools/testing/selftests/bpf/btf_helpers.c

···
 	static char buf[16 * 1024];
 	FILE *buf_file;
 	struct btf_dump *d = NULL;
-	struct btf_dump_opts opts = {};
 	int err, i;
 
 	buf_file = fmemopen(buf, sizeof(buf) - 1, "w");
···
 		return NULL;
 	}
 
-	opts.ctx = buf_file;
-	d = btf_dump__new(btf, NULL, &opts, btf_dump_printf);
+	d = btf_dump__new(btf, btf_dump_printf, buf_file, NULL);
 	if (libbpf_get_error(d)) {
 		fprintf(stderr, "Failed to create btf_dump instance: %ld\n", libbpf_get_error(d));
 		goto err_out;

tools/testing/selftests/bpf/prog_tests/btf_dump.c

···
 	const char *name;
 	const char *file;
 	bool known_ptr_sz;
-	struct btf_dump_opts opts;
 } btf_dump_test_cases[] = {
-	{"btf_dump: syntax", "btf_dump_test_case_syntax", true, {}},
-	{"btf_dump: ordering", "btf_dump_test_case_ordering", false, {}},
-	{"btf_dump: padding", "btf_dump_test_case_padding", true, {}},
-	{"btf_dump: packing", "btf_dump_test_case_packing", true, {}},
-	{"btf_dump: bitfields", "btf_dump_test_case_bitfields", true, {}},
-	{"btf_dump: multidim", "btf_dump_test_case_multidim", false, {}},
-	{"btf_dump: namespacing", "btf_dump_test_case_namespacing", false, {}},
+	{"btf_dump: syntax", "btf_dump_test_case_syntax", true},
+	{"btf_dump: ordering", "btf_dump_test_case_ordering", false},
+	{"btf_dump: padding", "btf_dump_test_case_padding", true},
+	{"btf_dump: packing", "btf_dump_test_case_packing", true},
+	{"btf_dump: bitfields", "btf_dump_test_case_bitfields", true},
+	{"btf_dump: multidim", "btf_dump_test_case_multidim", false},
+	{"btf_dump: namespacing", "btf_dump_test_case_namespacing", false},
 };
 
-static int btf_dump_all_types(const struct btf *btf,
-			      const struct btf_dump_opts *opts)
+static int btf_dump_all_types(const struct btf *btf, void *ctx)
 {
 	size_t type_cnt = btf__type_cnt(btf);
 	struct btf_dump *d;
 	int err = 0, id;
 
-	d = btf_dump__new(btf, NULL, opts, btf_dump_printf);
+	d = btf_dump__new(btf, btf_dump_printf, ctx, NULL);
 	err = libbpf_get_error(d);
 	if (err)
 		return err;
···
 		goto done;
 	}
 
-	t->opts.ctx = f;
-	err = btf_dump_all_types(btf, &t->opts);
+	err = btf_dump_all_types(btf, f);
 	fclose(f);
 	close(fd);
 	if (CHECK(err, "btf_dump", "failure during C dumping: %d\n", err)) {
···
 {
 	struct btf *btf = NULL;
 	struct btf_dump *d = NULL;
-	struct btf_dump_opts opts;
 	int id, err, i;
 
 	dump_buf_file = open_memstream(&dump_buf, &dump_buf_sz);
···
 	btf = btf__new_empty();
 	if (!ASSERT_OK_PTR(btf, "new_empty"))
 		goto err_out;
-	opts.ctx = dump_buf_file;
-	d = btf_dump__new(btf, NULL, &opts, btf_dump_printf);
+	d = btf_dump__new(btf, btf_dump_printf, dump_buf_file, NULL);
 	if (!ASSERT_OK(libbpf_get_error(d), "btf_dump__new"))
 		goto err_out;
 
···
 static void test_btf_dump_datasec_data(char *str)
 {
 	struct btf *btf;
-	struct btf_dump_opts opts = { .ctx = str };
 	char license[4] = "GPL";
 	struct btf_dump *d;
 
···
 	if (!ASSERT_OK_PTR(btf, "xdping_kern.o BTF not found"))
 		return;
 
-	d = btf_dump__new(btf, NULL, &opts, btf_dump_snprintf);
+	d = btf_dump__new(btf, btf_dump_snprintf, str, NULL);
 	if (!ASSERT_OK_PTR(d, "could not create BTF dump"))
 		goto out;
 
···
 
 void test_btf_dump() {
 	char str[STRSIZE];
-	struct btf_dump_opts opts = { .ctx = str };
 	struct btf_dump *d;
 	struct btf *btf;
 	int i;
···
 	if (!ASSERT_OK_PTR(btf, "no kernel BTF found"))
 		return;
 
-	d = btf_dump__new(btf, NULL, &opts, btf_dump_snprintf);
+	d = btf_dump__new(btf, btf_dump_snprintf, str, NULL);
 	if (!ASSERT_OK_PTR(d, "could not create BTF dump"))
 		return;
 

tools/testing/selftests/bpf/prog_tests/btf_split.c

···
 }
 
 void test_btf_split() {
-	struct btf_dump_opts opts;
 	struct btf_dump *d = NULL;
 	const struct btf_type *t;
 	struct btf *btf1, *btf2;
···
 	dump_buf_file = open_memstream(&dump_buf, &dump_buf_sz);
 	if (!ASSERT_OK_PTR(dump_buf_file, "dump_memstream"))
 		return;
-	opts.ctx = dump_buf_file;
-	d = btf_dump__new(btf2, NULL, &opts, btf_dump_printf);
+	d = btf_dump__new(btf2, btf_dump_printf, dump_buf_file, NULL);
 	if (!ASSERT_OK_PTR(d, "btf_dump__new"))
 		goto cleanup;
 	for (i = 1; i < btf__type_cnt(btf2); i++) {