From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists1p.gnu.org (lists1p.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E2F00C53219 for ; Mon, 27 Jul 2026 11:53:21 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists1p.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1woJsy-0007eW-B1; Mon, 27 Jul 2026 07:52:44 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1woJso-0007SP-IP for qemu-devel@nongnu.org; Mon, 27 Jul 2026 07:52:36 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1woJsn-0003m1-6z for qemu-devel@nongnu.org; Mon, 27 Jul 2026 07:52:34 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1785153152; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=PySdd9kmhQ4/OexigL6IUaVOmr/wGNdJk0mxf1caIFk=; b=GNe9g+jbSn4L4fUDGlWcmD5tEiYsyvY/ZxN0AjVdX+eU/W+PniBi+zdtVrN8iJEYG1FG80 Fv/JmLYDMlw5MV11pZYAQM7zACeevQIHiPZfk44tcRBZTsNaLoV9lJN+5+mSFgzZD/eV6k 5MsvGdrCspf8XkzSqR7d4nOfRzvAsT8= Received: from mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-142-9WC51eO6PPqMvNj21mdIkA-1; Mon, 27 Jul 2026 07:52:31 -0400 X-MC-Unique: 9WC51eO6PPqMvNj21mdIkA-1 X-Mimecast-MFC-AGG-ID: 9WC51eO6PPqMvNj21mdIkA_1785153150 Received: from mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.12]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 029071955EAC; Mon, 27 Jul 2026 11:52:30 +0000 (UTC) Received: from localhost (unknown [10.44.24.5]) by mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id DC36E1955F78; Mon, 27 Jul 2026 11:52:27 +0000 (UTC) From: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= Date: Mon, 27 Jul 2026 15:51:19 +0400 Subject: [GIT PULL 10/23] hw/display/virtio-gpu: Initialize blob mapping for ATTACH_BACKING MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Message-Id: <20260727-fix-v1-10-ca3fa3851347@redhat.com> References: <20260727-fix-v1-0-ca3fa3851347@redhat.com> In-Reply-To: <20260727-fix-v1-0-ca3fa3851347@redhat.com> To: qemu-devel@nongnu.org Cc: Stefan Hajnoczi , =?utf-8?q?Alex_Benn=C3=A9e?= , Akihiko Odaki , Dmitry Osipenko , "Michael S. Tsirkin" X-Developer-Signature: v=1; a=openpgp-sha256; l=821; i=marcandre.lureau@redhat.com; h=from:subject:message-id; bh=AphGHdMyaQx0iYaan/tu3RkN+OsCovS+ivR+la/MPzo=; b=owEBbQKS/ZANAwAKAdro4Ql1lpzlAcsmYgBqZ0Y/93tOty/X0PWqOdzkFMnZVkWdNxKiji+lP RDY/XAAlyOJAjMEAAEKAB0WIQSHqb2TP4fGBtJ29i3a6OEJdZac5QUCamdGPwAKCRDa6OEJdZac 5bRKD/wNUzuANEjBi2nA4dsznnKCz8DgdSGOJrgGoxgSkzuHRQ8vhuPZ/vIp1GYF0vwEY1VbMeo IRSfLZ+CiH6NoCvGuogXLLHUaL7rNF/dsVGtVYm8P48wAl0lNFcy8xW8i/B5GuIOiy2LP7CUnld 8nzFbO83Ln1zXQalQlsERm5wRccne2YUWxosg3nOlC5vxf/jUxmwdWVHFAgWvp5y4wlKBmOJ5Jd xN1fqIRcefYHkuz9+0aigmtbHI8cYtm0HAb6T7yT4czdkW3QCvas2OM6UkKftwDyRA4mOWCqocp 34Osjsda5lK6rO9GwN2PRpewZu2+b//RmZuVWxttjD80TurQdShDKc5i4tX7nI9+zFpyD5X8LV5 aM9aNsSeuxSV80saCrcYy9jZOcSx+498vm0vOzMiLcfLqN8OGSrzESgqyZeC7wZ+D7LW1t2T55K Lx0MobfV0vu6O3s6v7JmlT88s2sDmiaUWbpzh3bAzOymtl204IE+5TSILTQ1NA42zQAgbbjrp6+ Jn20xi4bHQmHZhZ8wN262ob/nJ1ieH9QefEWbCstbvldUPB/2BGCH0EnvMWw2mtoQE7mEOkg8Eg 9mhp6fvrVZ40kXfkiLqv0fBOdmFKX5lMULRBWvQxCGzmjSkAJ4LgHzEtwDSCmLFGZquhAhsx2UM 5Dy3zdNIQ/tmg+Q== X-Developer-Key: i=marcandre.lureau@redhat.com; a=openpgp; fpr=87A9BD933F87C606D276F62DDAE8E10975969CE5 X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 Received-SPF: pass client-ip=170.10.133.124; envelope-from=marcandre.lureau@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -2 X-Spam_score: -0.3 X-Spam_bar: / X-Spam_report: (-0.3 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.58, 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_SBL_CSS=3.335, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no 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: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Akihiko Odaki It is necessary for blob cursor and scanout. Fixes: e0933d91b1cd ("virtio-gpu: Add virtio_gpu_resource_create_blob") Signed-off-by: Akihiko Odaki Reviewed-by: Marc-André Lureau Message-ID: <20260725-backing-v1-1-5b584bf7df5a@rsg.ci.i.u-tokyo.ac.jp> --- hw/display/virtio-gpu.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c index add60926f366..4d46a4eb10fa 100644 --- a/hw/display/virtio-gpu.c +++ b/hw/display/virtio-gpu.c @@ -992,6 +992,10 @@ virtio_gpu_resource_attach_backing(VirtIOGPU *g, cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC; return; } + + if (!res->image) { + virtio_gpu_init_udmabuf(res); + } } static void -- 2.55.0