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Tsirkin" , belmouss@redhat.com, =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Thomas Huth , Paolo Bonzini , Gerd Hoffmann , Laurent Vivier Subject: [PATCH v2 07/19] ui/dbus: discard pending CursorDefine on new one Date: Tue, 8 Oct 2024 16:50:16 +0400 Message-ID: <20241008125028.1177932-8-marcandre.lureau@redhat.com> In-Reply-To: <20241008125028.1177932-1-marcandre.lureau@redhat.com> References: <20241008125028.1177932-1-marcandre.lureau@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=marcandre.lureau@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.151, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001, 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: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1728392174146116600 From: Marc-Andr=C3=A9 Lureau Similar to scanout updates, let's discard pending cursor changes. Signed-off-by: Marc-Andr=C3=A9 Lureau --- ui/dbus-listener.c | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/ui/dbus-listener.c b/ui/dbus-listener.c index 19cb74e92b..eca6890ce6 100644 --- a/ui/dbus-listener.c +++ b/ui/dbus-listener.c @@ -87,6 +87,7 @@ struct _DBusDisplayListener { =20 guint dbus_filter; guint32 display_serial_to_discard; + guint32 cursor_serial_to_discard; }; =20 G_DEFINE_TYPE(DBusDisplayListener, dbus_display_listener, G_TYPE_OBJECT) @@ -102,6 +103,14 @@ static void ddl_discard_display_messages(DBusDisplayLi= stener *ddl) g_atomic_int_set(&ddl->display_serial_to_discard, serial); } =20 +static void ddl_discard_cursor_messages(DBusDisplayListener *ddl) +{ + guint32 serial =3D g_dbus_connection_get_last_serial( + g_dbus_proxy_get_connection(G_DBUS_PROXY(ddl->proxy))); + + g_atomic_int_set(&ddl->cursor_serial_to_discard, serial); +} + #ifdef CONFIG_OPENGL static void dbus_scanout_disable(DisplayChangeListener *dcl) { @@ -502,6 +511,8 @@ static void dbus_cursor_dmabuf(DisplayChangeListener *d= cl, return; } =20 + ddl_discard_cursor_messages(ddl); + egl_dmabuf_import_texture(dmabuf); texture =3D qemu_dmabuf_get_texture(dmabuf); if (!texture) { @@ -745,6 +756,8 @@ static void dbus_cursor_define(DisplayChangeListener *d= cl, DBusDisplayListener *ddl =3D container_of(dcl, DBusDisplayListener, dc= l); GVariant *v_data =3D NULL; =20 + ddl_discard_cursor_messages(ddl); + v_data =3D g_variant_new_from_data( G_VARIANT_TYPE("ay"), c->data, @@ -1028,6 +1041,21 @@ dbus_filter(GDBusConnection *connection, } } =20 + discard_serial =3D g_atomic_int_get(&ddl->cursor_serial_to_discard); + if (serial <=3D discard_serial) { + const gchar *member =3D g_dbus_message_get_member(message); + static const char *const cursor_messages[] =3D { + "CursorDefine", + NULL + }; + + if (g_strv_contains(cursor_messages, member)) { + trace_dbus_filter(serial, discard_serial); + g_object_unref(message); + return NULL; + } + } + return message; } =20 --=20 2.47.0