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GET /api/1.1/patches/2229223/?format=api
{ "id": 2229223, "url": "http://patchwork.ozlabs.org/api/1.1/patches/2229223/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-pci/patch/20260427221155.2144848-7-dakr@kernel.org/", "project": { "id": 28, "url": "http://patchwork.ozlabs.org/api/1.1/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 }, "msgid": "<20260427221155.2144848-7-dakr@kernel.org>", "date": "2026-04-27T22:11:04", "name": "[06/24] rust: pci: implement Sync for Device<Bound>", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "1e0c3836784e2e54ea2d3072de3728edbbebe609", "submitter": { "id": 89037, "url": "http://patchwork.ozlabs.org/api/1.1/people/89037/?format=api", "name": "Danilo Krummrich", "email": "dakr@kernel.org" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linux-pci/patch/20260427221155.2144848-7-dakr@kernel.org/mbox/", "series": [ { "id": 501733, "url": "http://patchwork.ozlabs.org/api/1.1/series/501733/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linux-pci/list/?series=501733", "date": "2026-04-27T22:10:58", "name": "rust: device: Higher-Ranked Lifetime Types for device drivers", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/501733/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2229223/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2229223/checks/", "tags": {}, "headers": { "Return-Path": "\n <linux-pci+bounces-53274-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": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256\n header.s=k20201202 header.b=oCnJZRBa;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org\n (client-ip=2600:3c0a:e001:db::12fc:5321; helo=sea.lore.kernel.org;\n envelope-from=linux-pci+bounces-53274-incoming=patchwork.ozlabs.org@vger.kernel.org;\n receiver=patchwork.ozlabs.org)", "smtp.subspace.kernel.org;\n\tdkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org\n header.b=\"oCnJZRBa\"", "smtp.subspace.kernel.org;\n arc=none smtp.client-ip=10.30.226.201" ], "Received": [ "from sea.lore.kernel.org (sea.lore.kernel.org\n [IPv6:2600:3c0a:e001:db::12fc:5321])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g4Hvs4dJqz1yHv\n\tfor <incoming@patchwork.ozlabs.org>; Tue, 28 Apr 2026 08:16:09 +1000 (AEST)", "from smtp.subspace.kernel.org (conduit.subspace.kernel.org\n [100.90.174.1])\n\tby sea.lore.kernel.org (Postfix) with ESMTP id B2355304F2C9\n\tfor <incoming@patchwork.ozlabs.org>; Mon, 27 Apr 2026 22:12:46 +0000 (UTC)", "from localhost.localdomain (localhost.localdomain [127.0.0.1])\n\tby smtp.subspace.kernel.org (Postfix) with ESMTP id 558DD3AC0D3;\n\tMon, 27 Apr 2026 22:12:46 +0000 (UTC)", "from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org\n [10.30.226.201])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby smtp.subspace.kernel.org (Postfix) with ESMTPS id 2D9863793BB;\n\tMon, 27 Apr 2026 22:12:45 +0000 (UTC)", "by smtp.kernel.org (Postfix) with ESMTPSA id 058CAC2BCB5;\n\tMon, 27 Apr 2026 22:12:39 +0000 (UTC)" ], "ARC-Seal": "i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116;\n\tt=1777327966; cv=none;\n b=H2pc/z3/h3F8isEb8SvTVNYOQOVKfZrzfWRlYBRV3vO/UTVKCma58NP4oqkEPpqnOeYdnj18Tr2s7ypGZ1P0trRidDW1/gvyVNVrQGRu9YOcqDwIgjDftjhryZV+fmAFlkFINiGZcEca3SPGi2aZZdS7r7YUfWQldBL7RVyb2vQ=", "ARC-Message-Signature": "i=1; a=rsa-sha256; d=subspace.kernel.org;\n\ts=arc-20240116; t=1777327966; c=relaxed/simple;\n\tbh=VjAUar7iUek881IcjlBLE2afDi6SB1mE1iW+SiRaRgw=;\n\th=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:\n\t MIME-Version;\n b=qYVOfz6tiqPUosqjNiHrRGt/zAVNMxJbkU3k21VrlDr9cb0KqiU7JTo/1tAjL9FOiybIq1yOFdqLZS0q2Gj8KUINzpdPqY0os/oWherHD7Zr2wz5Blsmrz+oTDw9oUrxvxWeoK7rWEbUoBlBPKEJLFBerfRJCsvC8N0uPbKZ8kI=", "ARC-Authentication-Results": "i=1; smtp.subspace.kernel.org;\n dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org\n header.b=oCnJZRBa; arc=none smtp.client-ip=10.30.226.201", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org;\n\ts=k20201202; t=1777327965;\n\tbh=VjAUar7iUek881IcjlBLE2afDi6SB1mE1iW+SiRaRgw=;\n\th=From:To:Cc:Subject:Date:In-Reply-To:References:From;\n\tb=oCnJZRBads/lxnPJyOs/wfgySb4LDK/YI9GTuIrbTSkZDDYkhdCWrgrhVIb+8LoGb\n\t qGleP9nvxlQYxx7/YOlp7kI+HgtwfZPC6ejrIZCL7Xm1o/2S93HM4+1ynCqG/0QizI\n\t JijgQxV1ZP/khPzZNLzpLcSUZo+Tdzw//DiAWxl6TKy1GP5uBme7gJ/7I+7kwCoM/Y\n\t KiuyZgij4uT8KjUBzszseotZ2/+nSmH6rj8Scxz0fMn9RKvRSvESUtxYxNa6XpMq32\n\t 673yrs5Tsck645DlzkvHvU+rPuWJP80lvWxrW3Jc89t/oJSFJBHHA0huwYlikiUru7\n\t M4x6oELI2KMHg==", "From": "Danilo Krummrich <dakr@kernel.org>", "To": "gregkh@linuxfoundation.org,\n\trafael@kernel.org,\n\tacourbot@nvidia.com,\n\taliceryhl@google.com,\n\tdavid.m.ertman@intel.com,\n\tira.weiny@intel.com,\n\tleon@kernel.org,\n\tviresh.kumar@linaro.org,\n\tm.wilczynski@samsung.com,\n\tukleinek@kernel.org,\n\tbhelgaas@google.com,\n\tkwilczynski@kernel.org,\n\tabdiel.janulgue@gmail.com,\n\trobin.murphy@arm.com,\n\tmarkus.probst@posteo.de,\n\tojeda@kernel.org,\n\tboqun@kernel.org,\n\tgary@garyguo.net,\n\tbjorn3_gh@protonmail.com,\n\tlossin@kernel.org,\n\ta.hindborg@kernel.org,\n\ttmgross@umich.edu", "Cc": "driver-core@lists.linux.dev,\n\tlinux-kernel@vger.kernel.org,\n\tnova-gpu@lists.linux.dev,\n\tdri-devel@lists.freedesktop.org,\n\tlinux-pm@vger.kernel.org,\n\tlinux-pwm@vger.kernel.org,\n\tlinux-pci@vger.kernel.org,\n\trust-for-linux@vger.kernel.org,\n\tDanilo Krummrich <dakr@kernel.org>", "Subject": "[PATCH 06/24] rust: pci: implement Sync for Device<Bound>", "Date": "Tue, 28 Apr 2026 00:11:04 +0200", "Message-ID": "<20260427221155.2144848-7-dakr@kernel.org>", "X-Mailer": "git-send-email 2.54.0", "In-Reply-To": "<20260427221155.2144848-1-dakr@kernel.org>", "References": "<20260427221155.2144848-1-dakr@kernel.org>", "Precedence": "bulk", "X-Mailing-List": "linux-pci@vger.kernel.org", "List-Id": "<linux-pci.vger.kernel.org>", "List-Subscribe": "<mailto:linux-pci+subscribe@vger.kernel.org>", "List-Unsubscribe": "<mailto:linux-pci+unsubscribe@vger.kernel.org>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit" }, "content": "Implement Sync for Device<Bound> in addition to Device<Normal>. The\nunderlying struct pci_dev is the same; Bound is a zero-sized type-state\nmarker that does not affect thread safety.\n\nThis is needed for pci::Bar to hold &'a Device<Bound> (required for\nBar::into_devres()) while remaining Send.\n\nSigned-off-by: Danilo Krummrich <dakr@kernel.org>\n---\n rust/kernel/pci.rs | 4 ++++\n 1 file changed, 4 insertions(+)", "diff": "diff --git a/rust/kernel/pci.rs b/rust/kernel/pci.rs\nindex fe5148f41d8b..6f82f2e6c74f 100644\n--- a/rust/kernel/pci.rs\n+++ b/rust/kernel/pci.rs\n@@ -526,3 +526,7 @@ unsafe impl Send for Device {}\n // SAFETY: `Device` can be shared among threads because all methods of `Device`\n // (i.e. `Device<Normal>) are thread safe.\n unsafe impl Sync for Device {}\n+\n+// SAFETY: Same as `Device<Normal>` -- the underlying `struct pci_dev` is the same;\n+// `Bound` is a zero-sized type-state marker that does not affect thread safety.\n+unsafe impl Sync for Device<device::Bound> {}\n", "prefixes": [ "06/24" ] }