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GET /api/patches/2194889/?format=api
{ "id": 2194889, "url": "http://patchwork.ozlabs.org/api/patches/2194889/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260210070155.1176081-2-vivek.kasireddy@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": "<20260210070155.1176081-2-vivek.kasireddy@intel.com>", "list_archive_url": null, "date": "2026-02-10T06:59:41", "name": "[v6,01/11] virtio-gpu: Recreate the resource's dmabuf if new backing is attached", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "6c4873b5451533bb6414aa953c0310815b2770d1", "submitter": { "id": 81116, "url": "http://patchwork.ozlabs.org/api/people/81116/?format=api", "name": "Kasireddy, Vivek", "email": "vivek.kasireddy@intel.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260210070155.1176081-2-vivek.kasireddy@intel.com/mbox/", "series": [ { "id": 491614, "url": "http://patchwork.ozlabs.org/api/series/491614/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=491614", "date": "2026-02-10T06:59:41", "name": "vfio: Create dmabuf from multiple VFIO ranges and use it in virtio-gpu", "version": 6, "mbox": "http://patchwork.ozlabs.org/series/491614/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2194889/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2194889/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "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=intel.com header.i=@intel.com header.a=rsa-sha256\n header.s=Intel header.b=WqG9XwN1;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; 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Tue, 10 Feb 2026 02:02:19 -0500", "from orviesa006.jf.intel.com ([10.64.159.146])\n by orvoesa108.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 09 Feb 2026 23:02:13 -0800", "from vkasired-desk2.fm.intel.com ([10.105.128.132])\n by orviesa006-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 09 Feb 2026 23:02:13 -0800" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple;\n d=intel.com; i=@intel.com; q=dns/txt; s=Intel;\n t=1770706938; x=1802242938;\n h=from:to:cc:subject:date:message-id:in-reply-to:\n references:mime-version:content-transfer-encoding;\n bh=BU+2P8UJQiCNZ6B+Dn1fq51GInHfsJ6cD01Wea2i1DY=;\n b=WqG9XwN1CKWi7qg8oweP+DiJPJWhrwg2DTwkLejTy2tpW6W36Bd/Bo9P\n Hm87cnci+jT7h8bkycZsPnyfOWxg0+jal0DwPG/OxfrnEvMDNRsBKfSOo\n YbRSXSRLIa7AeBBTb0bwCIj+hnmvOWAPkcLk8BIC0Pq9aq4WmEk4kchK0\n 4kb0x+96hSmKEO5C+euHLzAriFjzyOw4H6JPYOn/770bvW82+c+XC5Gjp\n Myml8rerFF9Cew5M61DPJXn7LxrUAMJyRQTnYHbHKfcge5HHe/cQZdH41\n V8AICAAJRgsxv0hUW3XuScbEa2q7eQwpt1A2VddhPd0gRN4l09vey/Ru1 A==;", "X-CSE-ConnectionGUID": [ "50DCcgjqRk6ZEL9ptO7aZQ==", "DsnPPYCRTIemF9e+t/ZsKQ==" ], "X-CSE-MsgGUID": [ "FGbDY1rSTvuVQpc3AgbMBg==", "tmzpdZanTBeHW2gOWwaqvQ==" ], "X-IronPort-AV": [ "E=McAfee;i=\"6800,10657,11696\"; a=\"72012138\"", "E=Sophos;i=\"6.21,283,1763452800\"; d=\"scan'208\";a=\"72012138\"", "E=Sophos;i=\"6.21,283,1763452800\"; d=\"scan'208\";a=\"210920532\"" ], "X-ExtLoop1": "1", "From": "Vivek Kasireddy <vivek.kasireddy@intel.com>", "To": "qemu-devel@nongnu.org", "Cc": "Vivek Kasireddy <vivek.kasireddy@intel.com>, =?utf-8?q?Marc-Andr=C3=A9_L?=\n\t=?utf-8?q?ureau?= <marcandre.lureau@redhat.com>,\n =?utf-8?q?Alex_Benn=C3=A9e?= <alex.bennee@linaro.org>,\n Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp>,\n Dmitry Osipenko <dmitry.osipenko@collabora.com>,\n Alex Williamson <alex@shazbot.org>,\n =?utf-8?q?C=C3=A9dric_Le_Goater?= <clg@redhat.com>", "Subject": "[PATCH v6 01/11] virtio-gpu: Recreate the resource's dmabuf if new\n backing is attached", "Date": "Mon, 9 Feb 2026 22:59:41 -0800", "Message-ID": "<20260210070155.1176081-2-vivek.kasireddy@intel.com>", "X-Mailer": "git-send-email 2.50.1", "In-Reply-To": "<20260210070155.1176081-1-vivek.kasireddy@intel.com>", "References": "<20260210070155.1176081-1-vivek.kasireddy@intel.com>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=UTF-8", "Content-Transfer-Encoding": "8bit", "Received-SPF": "pass client-ip=198.175.65.16;\n envelope-from=vivek.kasireddy@intel.com; helo=mgamail.intel.com", "X-Spam_score_int": "-43", "X-Spam_score": "-4.4", "X-Spam_bar": "----", "X-Spam_report": "(-4.4 / 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_MED=-2.3, 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>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "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": "There are cases when a blob resource's backing might get detached\nand re-attached again such as when the underlying object is getting\nmigrated in the Guest. In these situations, we need to obtain a new\ndmabuf fd, which can be done by calling virtio_gpu_init_udmabuf().\n\nCc: Marc-André Lureau <marcandre.lureau@redhat.com>\nCc: Alex Bennée <alex.bennee@linaro.org>\nCc: Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp>\nCc: Dmitry Osipenko <dmitry.osipenko@collabora.com>\nCc: Alex Williamson <alex@shazbot.org>\nCc: Cédric Le Goater <clg@redhat.com>\nReviewed-by: Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp>\nSigned-off-by: Vivek Kasireddy <vivek.kasireddy@intel.com>\n---\n hw/display/virtio-gpu.c | 4 ++++\n 1 file changed, 4 insertions(+)", "diff": "diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c\nindex f23eec6862..3d58cebf4b 100644\n--- a/hw/display/virtio-gpu.c\n+++ b/hw/display/virtio-gpu.c\n@@ -937,6 +937,10 @@ virtio_gpu_resource_attach_backing(VirtIOGPU *g,\n cmd->error = VIRTIO_GPU_RESP_ERR_UNSPEC;\n return;\n }\n+\n+ if (res->blob_size) {\n+ virtio_gpu_init_udmabuf(res);\n+ }\n }\n \n static void\n", "prefixes": [ "v6", "01/11" ] }