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GET /api/patches/2225516/?format=api
{ "id": 2225516, "url": "http://patchwork.ozlabs.org/api/patches/2225516/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-pci/patch/20260421-nova-unload-v2-2-2fe54963af8b@nvidia.com/", "project": { "id": 28, "url": "http://patchwork.ozlabs.org/api/projects/28/?format=api", "name": "Linux PCI development", "link_name": "linux-pci", "list_id": "linux-pci.vger.kernel.org", "list_email": "linux-pci@vger.kernel.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260421-nova-unload-v2-2-2fe54963af8b@nvidia.com>", "list_archive_url": null, "date": "2026-04-21T06:16:12", "name": "[v2,2/5] gpu: nova-core: use warn_on_err macro", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "31e00a1a6c27215c8188124799befb58aa65cca0", "submitter": { "id": 13521, "url": "http://patchwork.ozlabs.org/api/people/13521/?format=api", "name": "Alexandre Courbot", "email": "acourbot@nvidia.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-pci/patch/20260421-nova-unload-v2-2-2fe54963af8b@nvidia.com/mbox/", "series": [ { "id": 500739, "url": "http://patchwork.ozlabs.org/api/series/500739/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-pci/list/?series=500739", "date": "2026-04-21T06:16:10", "name": "gpu: nova-core: run unload sequence upon unbinding", "version": 2, "mbox": "http://patchwork.ozlabs.org/series/500739/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2225516/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2225516/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "\n <linux-pci+bounces-52813-incoming=patchwork.ozlabs.org@vger.kernel.org>", "X-Original-To": [ "incoming@patchwork.ozlabs.org", "linux-pci@vger.kernel.org" ], "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ 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header.d=nvidia.com; arc=none" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=Nvidia.com;\n s=selector2;\n h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck;\n bh=kAzLwaziRXkvaxR8YooA4xbA/aXdhKtnWKSUvoKNonw=;\n b=a622oRNznyG0HgiYsfu65sXUsIt6BVP+F4L60auVWTogiN7h1EQrcg7xUQFDdKQUaJ20y+1ROCFeZ6a9wkPYBDNBUos+0/zy6IhpGbv0VvUcjXDAobXIWg7Nzpf9wipMF9SLEvqrf5yIK8Cw/zB/cFuRzYtGYFRoEvkRb3ZGDRw3Dv+k4sa0ztO37hu945WsWFJca/apuJQMT+79fCaU07nyCkfz5NpYwxVPhtOZv5LfGrAUTD1AykDySUFSVCTwi9KvUCL3Ado93rcpTq2ZSKPOwLruiwfiay+Dzb6RvLTc2K8DZoggEPEqifNYvP7FBbrfoz48jhcp1Sahix2//g==", "From": "Alexandre Courbot <acourbot@nvidia.com>", "Date": "Tue, 21 Apr 2026 15:16:12 +0900", "Subject": "[PATCH v2 2/5] gpu: nova-core: use warn_on_err macro", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "Message-Id": "<20260421-nova-unload-v2-2-2fe54963af8b@nvidia.com>", "References": "<20260421-nova-unload-v2-0-2fe54963af8b@nvidia.com>", "In-Reply-To": "<20260421-nova-unload-v2-0-2fe54963af8b@nvidia.com>", "To": "Danilo Krummrich <dakr@kernel.org>, Alice Ryhl <aliceryhl@google.com>,\n David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,\n Bjorn Helgaas <bhelgaas@google.com>,\n =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= <kwilczynski@kernel.org>,\n Miguel Ojeda <ojeda@kernel.org>, Gary Guo <gary@garyguo.net>, =?utf-8?q?Bj?=\n\t=?utf-8?q?=C3=B6rn_Roy_Baron?= <bjorn3_gh@protonmail.com>,\n Benno Lossin <lossin@kernel.org>, Andreas Hindborg <a.hindborg@kernel.org>,\n Trevor Gross <tmgross@umich.edu>, Boqun Feng <boqun@kernel.org>", "Cc": "John Hubbard <jhubbard@nvidia.com>,\n Alistair Popple <apopple@nvidia.com>,\n Joel Fernandes <joelagnelf@nvidia.com>, Timur Tabi <ttabi@nvidia.com>,\n Eliot Courtney <ecourtney@nvidia.com>, nouveau@lists.freedesktop.org,\n dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,\n linux-pci@vger.kernel.org, rust-for-linux@vger.kernel.org,\n Alexandre Courbot 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"X-MS-Exchange-AntiSpam-MessageData-1": "aGproGQ30nAB1A==", "X-OriginatorOrg": "Nvidia.com", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n cc2302ee-db66-49bf-c580-08de9f6d8412", "X-MS-Exchange-CrossTenant-AuthSource": "CH2PR12MB3990.namprd12.prod.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Internal", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "21 Apr 2026 06:16:25.0595\n (UTC)", "X-MS-Exchange-CrossTenant-FromEntityHeader": "Hosted", "X-MS-Exchange-CrossTenant-Id": "43083d15-7273-40c1-b7db-39efd9ccc17a", "X-MS-Exchange-CrossTenant-MailboxType": "HOSTED", "X-MS-Exchange-CrossTenant-UserPrincipalName": "\n 92nHmB+0vKlWj9xHgYhggdkWBZksSpJophkIOpFaWsUEtaOO3u3SH6HTbN1GnDOnXimZlREy434H2Xc8ZfiYkQ==", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "CYYPR12MB8749" }, "content": "Use the warn_on_err macro in the unbind sequence, and refactor it to\nearly-exit on the failure path as we will need to use the bar for other\npurposes.\n\nSigned-off-by: Alexandre Courbot <acourbot@nvidia.com>\n---\n drivers/gpu/nova-core/gpu.rs | 10 +++++-----\n 1 file changed, 5 insertions(+), 5 deletions(-)", "diff": "diff --git a/drivers/gpu/nova-core/gpu.rs b/drivers/gpu/nova-core/gpu.rs\nindex 0f6fe9a1b955..1701c2600538 100644\n--- a/drivers/gpu/nova-core/gpu.rs\n+++ b/drivers/gpu/nova-core/gpu.rs\n@@ -279,10 +279,10 @@ pub(crate) fn new<'a>(\n ///\n /// Note: This method must only be called from `Driver::unbind`.\n pub(crate) fn unbind(&self, dev: &device::Device<device::Core>) {\n- kernel::warn_on!(self\n- .bar\n- .access(dev)\n- .inspect(|bar| self.sysmem_flush.unregister(bar))\n- .is_err());\n+ let Ok(bar) = kernel::warn_on_err!(self.bar.access(dev)) else {\n+ return;\n+ };\n+\n+ self.sysmem_flush.unregister(bar);\n }\n }\n", "prefixes": [ "v2", "2/5" ] }