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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 DD7C3C5B569 for ; Tue, 11 Aug 2026 06:41:20 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C65CA10EA97; Tue, 11 Aug 2026 06:41:11 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (1024-bit key; unprotected) header.d=linux.dev header.i=@linux.dev header.b="k5cY7JJs"; dkim-atps=neutral Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4BFB410EA89 for ; Tue, 11 Aug 2026 06:41:06 +0000 (UTC) Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 504C443FDF; Tue, 11 Aug 2026 06:41:06 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPS id 24FC9C2BCFF; Tue, 11 Aug 2026 06:41:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux.dev; s=korg; t=1786430466; bh=4Odon41wn3POG2a/8uxgoozDkAx9LipJnGNGbya68aQ=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=k5cY7JJsugmfCg74kXPW43wgpSf9z++eX37e34YE/HVltGFqobp6+42YjQ5bhEQEx wO+UXprUO4NEAwMC0vn3Q6fW70uVqMJFl0o2qYfqOOGjW2uifBfv2ghrkoxCoDhuXn iEYtrGmUnY041jMmNQSjM5Jc5VK+8yheP9O31y9o= Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0CAD4C5B573; Tue, 11 Aug 2026 06:41:06 +0000 (UTC) From: Alvin Sun Date: Tue, 11 Aug 2026 14:39:45 +0800 Subject: [PATCH v10 03/10] rust: doctest: add LocalModule fallback for #[vtable] ThisModule MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260811-fix-fops-owner-v10-3-7e71776f9dbe@linux.dev> References: <20260811-fix-fops-owner-v10-0-7e71776f9dbe@linux.dev> In-Reply-To: <20260811-fix-fops-owner-v10-0-7e71776f9dbe@linux.dev> To: Miguel Ojeda , Boqun Feng , Gary Guo , =?utf-8?q?Bj=C3=B6rn_Roy_Baron?= , Benno Lossin , Andreas Hindborg , Alice Ryhl , Trevor Gross , Danilo Krummrich , Luis Chamberlain , Petr Pavlu , Daniel Gomez , Sami Tolvanen , Aaron Tomlin , Greg Kroah-Hartman , "Rafael J. Wysocki" , David Airlie , Simona Vetter , Daniel Almeida , Arnd Bergmann , Brendan Higgins , David Gow , Rae Moar , Breno Leitao , Jens Axboe , Dave Ertman , Leon Romanovsky , Igor Korotin , FUJITA Tomonori , Bjorn Helgaas , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , =?utf-8?q?Arve_Hj=C3=B8nnev=C3=A5g?= , Todd Kjos , Christian Brauner , Carlos Llamas Cc: rust-for-linux@vger.kernel.org, linux-modules@vger.kernel.org, driver-core@lists.linux.dev, dri-devel@lists.freedesktop.org, nova-gpu@lists.linux.dev, linux-kselftest@vger.kernel.org, kunit-dev@googlegroups.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-pci@vger.kernel.org, Alvin Sun X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1786430463; l=1377; i=alvin.sun@linux.dev; s=20260317; h=from:subject:message-id; bh=4Odon41wn3POG2a/8uxgoozDkAx9LipJnGNGbya68aQ=; b=5jzWxvtwEM0NRDV/ItXwJKlqZLPjSdPgzdn4CbZtR6SbhakWPFbJPR4lYpQlRmLkk0OlgTZs7 4Snb5CFs1AZBTNvViiofuBpxSUZ1p6eK98KNCffcLTzVQ/84Q8ecmMa X-Developer-Key: i=alvin.sun@linux.dev; a=ed25519; pk=CHcwQp8GSoj25V/L1ZWNSQjWp9eSIb0s9LKr0Nm3WuE= X-Endpoint-Received: by B4 Relay for alvin.sun@linux.dev/20260317 with auth_id=684 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add a `LocalModule` struct with a null-pointer `ModuleMetadata` impl in the doctest harness, so that `crate::LocalModule` (auto-inserted by `#[vtable]`) resolves correctly when there is no `module!` macro. Assisted-by: opencode:glm-5.2 Reviewed-by: Andreas Hindborg Reviewed-by: Gary Guo Acked-by: Danilo Krummrich Reviewed-by: Alice Ryhl Signed-off-by: Alvin Sun --- scripts/rustdoc_test_gen.rs | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/scripts/rustdoc_test_gen.rs b/scripts/rustdoc_test_gen.rs index d61a77219a8c2..9913f78650365 100644 --- a/scripts/rustdoc_test_gen.rs +++ b/scripts/rustdoc_test_gen.rs @@ -232,6 +232,22 @@ macro_rules! assert_eq {{ const __LOG_PREFIX: &[u8] = b"rust_doctests_kernel\0"; +/// Dummy module type for doctest context. +struct LocalModule; + +use kernel::{{ + str::CStr, + ModuleMetadata, + ThisModule, // +}}; +use core::ptr::null_mut; + +impl ModuleMetadata for LocalModule {{ + const NAME: &'static CStr = c"rust_doctests_kernel"; + // SAFETY: `try_module_get`/`module_put` handle null module pointers gracefully. + const THIS_MODULE: ThisModule = unsafe {{ ThisModule::from_ptr(null_mut()) }}; +}} + {rust_tests} "# ) -- 2.43.0