{"id":2229959,"url":"http://patchwork.ozlabs.org/api/1.1/patches/2229959/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260428234519.1812371-5-pierrick.bouvier@oss.qualcomm.com/","project":{"id":14,"url":"http://patchwork.ozlabs.org/api/1.1/projects/14/?format=json","name":"QEMU Development","link_name":"qemu-devel","list_id":"qemu-devel.nongnu.org","list_email":"qemu-devel@nongnu.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20260428234519.1812371-5-pierrick.bouvier@oss.qualcomm.com>","date":"2026-04-28T23:45:17","name":"[4/6] qom/object: add object_class_get_list_by_name_prefix","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"73de75eab7f842530ce1639946efac6a3cc138c8","submitter":{"id":93152,"url":"http://patchwork.ozlabs.org/api/1.1/people/93152/?format=json","name":"Pierrick Bouvier","email":"pierrick.bouvier@oss.qualcomm.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/qemu-devel/patch/20260428234519.1812371-5-pierrick.bouvier@oss.qualcomm.com/mbox/","series":[{"id":501963,"url":"http://patchwork.ozlabs.org/api/1.1/series/501963/?format=json","web_url":"http://patchwork.ozlabs.org/project/qemu-devel/list/?series=501963","date":"2026-04-28T23:45:13","name":"single-binary: deduplicate target_info()","version":1,"mbox":"http://patchwork.ozlabs.org/series/501963/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2229959/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2229959/checks/","tags":{},"headers":{"Return-Path":"","X-Original-To":"incoming@patchwork.ozlabs.org","Delivered-To":"patchwork-incoming@legolas.ozlabs.org","Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=qualcomm.com header.i=@qualcomm.com header.a=rsa-sha256\n header.s=qcppdkim1 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helo=mx0b-0031df01.pphosted.com","X-Spam_score_int":"-27","X-Spam_score":"-2.8","X-Spam_bar":"--","X-Spam_report":"(-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001,\n SPF_PASS=-0.001 autolearn=ham autolearn_force=no","X-Spam_action":"no action","X-BeenThere":"qemu-devel@nongnu.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"qemu development ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org","Sender":"qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org"},"content":"The existing object_class_get_list forces an initialization of all QOM\ntypes, which triggers call to class_init for all types.\nThis function checks type name before initializing it.\n\nNext commit will query list of target-info QOM types. However, some\nexisting classes already rely on target detection to add conditional\nproperties. Thus, we need to be able to initialize only target-info\ntypes first.\n\nSigned-off-by: Pierrick Bouvier \n---\n include/qom/object.h | 13 +++++++++++++\n qom/object.c | 40 ++++++++++++++++++++++++++++++++++++++++\n 2 files changed, 53 insertions(+)","diff":"diff --git a/include/qom/object.h b/include/qom/object.h\nindex 510885218ba..a6d7b3874a7 100644\n--- a/include/qom/object.h\n+++ b/include/qom/object.h\n@@ -1033,6 +1033,19 @@ GSList *object_class_get_list(const char *implements_type,\n GSList *object_class_get_list_sorted(const char *implements_type,\n bool include_abstract);\n \n+/**\n+ * object_class_get_list:\n+ * @name_prefix: Name prefix for type to filter for.\n+ * @include_abstract: Whether to include abstract classes.\n+ *\n+ * To the opposite of object_class_get_list, only matching types are\n+ * initialized.\n+ *\n+ * Returns: A singly-linked list of the classes in reverse hashtable order.\n+ */\n+GSList *object_class_get_list_by_name_prefix(const char *name_prefix,\n+ bool include_abstract);\n+\n /**\n * object_ref:\n * @obj: the object\ndiff --git a/qom/object.c b/qom/object.c\nindex f981e270440..14527108a2e 100644\n--- a/qom/object.c\n+++ b/qom/object.c\n@@ -1062,6 +1062,30 @@ static void object_class_foreach_tramp(gpointer key, gpointer value,\n data->fn(k, data->opaque);\n }\n \n+static void object_class_foreach_match_name_prefix(gpointer key, gpointer value,\n+ gpointer opaque)\n+{\n+ OCFData *data = opaque;\n+ TypeImpl *type = value;\n+ ObjectClass *k;\n+\n+ const char *name_prefix = data->implements_type;\n+ size_t prefix_len = name_prefix ? strlen(name_prefix) : 0;\n+\n+ if (strncmp(type->name, name_prefix, prefix_len)) {\n+ return;\n+ }\n+\n+ type_initialize(type);\n+ k = type->class;\n+\n+ if (!data->include_abstract && type->abstract) {\n+ return;\n+ }\n+\n+ data->fn(k, data->opaque);\n+}\n+\n void object_class_foreach(void (*fn)(ObjectClass *klass, void *opaque),\n const char *implements_type, bool include_abstract,\n void *opaque)\n@@ -1131,6 +1155,22 @@ GSList *object_class_get_list(const char *implements_type,\n return list;\n }\n \n+GSList *object_class_get_list_by_name_prefix(const char *name_prefix,\n+ bool include_abstract)\n+{\n+ GSList *list = NULL;\n+\n+ OCFData data = { object_class_get_list_tramp,\n+ name_prefix, include_abstract, &list };\n+\n+ enumerating_types = true;\n+ g_hash_table_foreach(type_table_get(),\n+ object_class_foreach_match_name_prefix,\n+ &data);\n+ enumerating_types = false;\n+ return list;\n+}\n+\n static gint object_class_cmp(gconstpointer a, gconstpointer b, gpointer d)\n {\n return g_ascii_strcasecmp(object_class_get_name((ObjectClass *)a),\n","prefixes":["4/6"]}