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GET /api/patches/2194846/?format=api
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{
    "id": 2194846,
    "url": "http://patchwork.ozlabs.org/api/patches/2194846/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260210032348.987549-5-zhao1.liu@intel.com/",
    "project": {
        "id": 14,
        "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api",
        "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": "",
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<20260210032348.987549-5-zhao1.liu@intel.com>",
    "list_archive_url": null,
    "date": "2026-02-10T03:23:31",
    "name": "[v2,04/21] qom/object: add flags argument in object_{class_}property_try_add()",
    "commit_ref": null,
    "pull_url": null,
    "state": "new",
    "archived": false,
    "hash": "b154ea268ef31c20b27feb53f9ae6c527af8981b",
    "submitter": {
        "id": 86545,
        "url": "http://patchwork.ozlabs.org/api/people/86545/?format=api",
        "name": "Zhao Liu",
        "email": "zhao1.liu@intel.com"
    },
    "delegate": null,
    "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260210032348.987549-5-zhao1.liu@intel.com/mbox/",
    "series": [
        {
            "id": 491594,
            "url": "http://patchwork.ozlabs.org/api/series/491594/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=491594",
            "date": "2026-02-10T03:23:28",
            "name": "qom: introduce property flags to track external user input",
            "version": 2,
            "mbox": "http://patchwork.ozlabs.org/series/491594/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/2194846/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/2194846/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>",
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        ],
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            "E=Sophos;i=\"6.21,283,1763452800\"; d=\"scan'208\";a=\"211800474\""
        ],
        "X-ExtLoop1": "1",
        "From": "Zhao Liu <zhao1.liu@intel.com>",
        "To": "Paolo Bonzini <pbonzini@redhat.com>, =?utf-8?q?Daniel_P_=2E_Berrang?=\n\t=?utf-8?q?=C3=A9?= <berrange@redhat.com>,\n Eduardo Habkost <eduardo@habkost.net>, Markus Armbruster <armbru@redhat.com>,\n Thomas Huth <thuth@redhat.com>, Igor Mammedov <imammedo@redhat.com>,\n\t=?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= <philmd@linaro.org>",
        "Cc": "Richard Henderson <richard.henderson@linaro.org>,\n Peter Maydell <peter.maydell@linaro.org>,\n \"Michael S . Tsirkin\" <mst@redhat.com>,\n BALATON Zoltan <balaton@eik.bme.hu>,\n Mark Cave-Ayland <mark.caveayland@nutanix.com>,\n Pierrick Bouvier <pierrick.bouvier@linaro.org>,\n Zide Chen <zide.chen@intel.com>, Dapeng Mi <dapeng1.mi@linux.intel.com>,\n Zhao Liu <zhao1.liu@intel.com>, qemu-devel@nongnu.org,\n devel@lists.libvirt.org",
        "Subject": "[PATCH v2 04/21] qom/object: add flags argument in\n object_{class_}property_try_add()",
        "Date": "Tue, 10 Feb 2026 11:23:31 +0800",
        "Message-Id": "<20260210032348.987549-5-zhao1.liu@intel.com>",
        "X-Mailer": "git-send-email 2.34.1",
        "In-Reply-To": "<20260210032348.987549-1-zhao1.liu@intel.com>",
        "References": "<20260210032348.987549-1-zhao1.liu@intel.com>",
        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "Received-SPF": "pass client-ip=198.175.65.18; envelope-from=zhao1.liu@intel.com;\n helo=mgamail.intel.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, DKIMWL_WL_HIGH=-0.001,\n DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001,\n RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, 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 <qemu-devel.nongnu.org>",
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        "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>",
        "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org",
        "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org"
    },
    "content": "Add the flags argument in object_property_try_add() and\nobject_class_property_try_add(), allowing callers to explicitly specify\nthe property flags during creation.\n\nThis will be helpful to extend qdev property definition to support\nmarking as deprecated or internal-only.\n\nSigned-off-by: Zhao Liu <zhao1.liu@intel.com>\n---\n include/qom/object.h | 21 ++++++++++++++++-----\n qom/object.c         | 19 ++++++++++---------\n 2 files changed, 26 insertions(+), 14 deletions(-)",
    "diff": "diff --git a/include/qom/object.h b/include/qom/object.h\nindex 060db136988b..7d8a7be1bad3 100644\n--- a/include/qom/object.h\n+++ b/include/qom/object.h\n@@ -1103,6 +1103,11 @@ void object_unref(void *obj);\n  * @release: called when the property is removed from the object.  This is\n  *   meant to allow a property to free its opaque upon object\n  *   destruction.  This may be NULL.\n+ * @flags: property flags used to control property uses.  The\n+ *   OBJ_PROP_FLAG_READ and OBJ_PROP_FLAG_WRITE flags are automatically\n+ *   set based on the presence of the @get and @set callbacks.  The value\n+ *   passed here is bitwise-ORed with those automatic flags.  Pass 0 if no\n+ *   other flags are needed.\n  * @opaque: an opaque pointer to pass to the callbacks for the property\n  * @errp: pointer to error object\n  *\n@@ -1114,12 +1119,13 @@ ObjectProperty *object_property_try_add(Object *obj, const char *name,\n                                         ObjectPropertyAccessor *get,\n                                         ObjectPropertyAccessor *set,\n                                         ObjectPropertyRelease *release,\n+                                        ObjectPropertyFlags flags,\n                                         void *opaque, Error **errp);\n \n /**\n  * object_property_add:\n- * Same as object_property_try_add() with @errp hardcoded to\n- * &error_abort.\n+ * Same as object_property_try_add() with @flags hardcoded to 0 and @errp\n+ * hardcoded to &error_abort.\n  *\n  * @obj: the object to add a property to\n  * @name: the name of the property.  This can contain any character except for\n@@ -1164,6 +1170,11 @@ void object_property_del(Object *obj, const char *name);\n  * @release: called when the property is removed from the object.  This is\n  *   meant to allow a property to free its opaque upon object\n  *   destruction.  This may be NULL.\n+ * @flags: property flags used to control property uses.  The\n+ *   OBJ_PROP_FLAG_READ and OBJ_PROP_FLAG_WRITE flags are automatically\n+ *   set based on the presence of the @get and @set callbacks.  The value\n+ *   passed here is bitwise-ORed with those automatic flags.  Pass 0 if no\n+ *   other flags are needed.\n  * @opaque: an opaque pointer to pass to the callbacks for the property\n  * @errp: pointer to error object\n  *\n@@ -1175,13 +1186,13 @@ ObjectProperty *object_class_property_try_add(ObjectClass *klass, const char *na\n                                               ObjectPropertyAccessor *get,\n                                               ObjectPropertyAccessor *set,\n                                               ObjectPropertyRelease *release,\n+                                              ObjectPropertyFlags flags,\n                                               void *opaque, Error **errp);\n \n-\n /**\n  * object_class_property_add:\n- * Same as object_class_property_try_add() with @errp hardcoded to\n- * &error_abort.\n+ * Same as object_class_property_try_add() with @flags hardcoded to 0 and @errp\n+ * hardcoded to &error_abort.\n  *\n  * @klass: the object class to add a property to\n  * @name: the name of the property.  This can contain any character except for\ndiff --git a/qom/object.c b/qom/object.c\nindex f101b48154d1..543e42cd6f16 100644\n--- a/qom/object.c\n+++ b/qom/object.c\n@@ -1233,10 +1233,9 @@ void object_unref(void *objptr)\n     }\n }\n \n-static inline void object_property_flags_init(ObjectProperty *prop)\n+static inline void object_property_flags_init(ObjectProperty *prop,\n+                                              ObjectPropertyFlags flags)\n {\n-    uint8_t flags = 0;\n-\n     if (prop->set) {\n         flags |= OBJ_PROP_FLAG_WRITE;\n     }\n@@ -1251,6 +1250,7 @@ object_property_try_add(Object *obj, const char *name, const char *type,\n                         ObjectPropertyAccessor *get,\n                         ObjectPropertyAccessor *set,\n                         ObjectPropertyRelease *release,\n+                        ObjectPropertyFlags flags,\n                         void *opaque, Error **errp)\n {\n     ObjectProperty *prop;\n@@ -1266,7 +1266,7 @@ object_property_try_add(Object *obj, const char *name, const char *type,\n             char *full_name = g_strdup_printf(\"%s[%d]\", name_no_array, i);\n \n             ret = object_property_try_add(obj, full_name, type, get, set,\n-                                          release, opaque, NULL);\n+                                          release, flags, opaque, NULL);\n             g_free(full_name);\n             if (ret) {\n                 break;\n@@ -1292,7 +1292,7 @@ object_property_try_add(Object *obj, const char *name, const char *type,\n     prop->set = set;\n     prop->release = release;\n     prop->opaque = opaque;\n-    object_property_flags_init(prop);\n+    object_property_flags_init(prop, flags);\n \n     g_hash_table_insert(obj->properties, prop->name, prop);\n     return prop;\n@@ -1306,7 +1306,7 @@ object_property_add(Object *obj, const char *name, const char *type,\n                     void *opaque)\n {\n     return object_property_try_add(obj, name, type, get, set, release,\n-                                   opaque, &error_abort);\n+                                   0, opaque, &error_abort);\n }\n \n ObjectProperty *\n@@ -1316,6 +1316,7 @@ object_class_property_try_add(ObjectClass *klass,\n                               ObjectPropertyAccessor *get,\n                               ObjectPropertyAccessor *set,\n                               ObjectPropertyRelease *release,\n+                              ObjectPropertyFlags flags,\n                               void *opaque, Error **errp)\n {\n     ObjectProperty *prop;\n@@ -1336,7 +1337,7 @@ object_class_property_try_add(ObjectClass *klass,\n     prop->set = set;\n     prop->release = release;\n     prop->opaque = opaque;\n-    object_property_flags_init(prop);\n+    object_property_flags_init(prop, flags);\n \n     g_hash_table_insert(klass->properties, prop->name, prop);\n     return prop;\n@@ -1352,7 +1353,7 @@ object_class_property_add(ObjectClass *klass,\n                           void *opaque)\n {\n     return object_class_property_try_add(klass, name, type, get, set, release,\n-                                         opaque, &error_abort);\n+                                         0, opaque, &error_abort);\n }\n \n ObjectProperty *object_property_find(Object *obj, const char *name)\n@@ -1863,7 +1864,7 @@ object_property_try_add_child(Object *obj, const char *name,\n     type = g_strdup_printf(\"child<%s>\", object_get_typename(child));\n \n     op = object_property_try_add(obj, name, type, object_get_child_property,\n-                                 NULL, object_finalize_child_property,\n+                                 NULL, object_finalize_child_property, 0,\n                                  child, errp);\n     if (!op) {\n         return NULL;\n",
    "prefixes": [
        "v2",
        "04/21"
    ]
}