From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3470622422A; Sun, 20 Jul 2025 19:38:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.17 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753040327; cv=none; b=o4ZSbu0BJM5JRBvtP00Z4CGHHdVcIj4o6DGZMpVxIWwPJ81iDkBxRPfChRspEsqlm0XNArTlb/F0zll6OpD0PZlkuVNUEG7eO3Iy+DPS2ZhpMelJIlH7eFkSRXnXK0K7nUbvwHEDuNvXutj0TF/rOy3Zz9+DtaqGAZ4+LdNbIaE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753040327; c=relaxed/simple; bh=3+17M80J1rrj5/D4/6EBNEXFFjQtjTLOy5en89nEAxU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=qcYDtQAaatrhUWWl/QHb0VnfOZuxK6rU5B/Kr+gEzO3Qrh2TfZZNDfb3EQE5yWlJNm6n9G68DGmQ5bYkrWnqTGFahqXcBm4M+FqTLcF4YzjCzNSDm+Y+T7z8edvRxDrAbbs/CWvPgdm85qXef58ZgJAtN64zAWz7CrWSfHTRZWM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=Xf2fLwD2; arc=none smtp.client-ip=192.198.163.17 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="Xf2fLwD2" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1753040326; x=1784576326; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=3+17M80J1rrj5/D4/6EBNEXFFjQtjTLOy5en89nEAxU=; b=Xf2fLwD2oC63hrRr7yiZ9+sRIuz5jeY0wXo6LxAoZ/1XTt8jvyjSpkj6 4ChtzkhVueOg1aFhWL7UF/GgiTN55UuQthWZhKzq6zc9amTdtccLsek21 YIUB6OfJUvpN51e+cpL0B9hAYMmi2GVrKS1frjpYr9qTmsdl0hWx5ukBO DAkaZ9bv2aER++YMi0NPJXi9DuhLMGHos/sWghkbi1H9S8rcYd3MFLFim 0H2CzotnyRv2bMyyucZ6QEyvbWKmTt0oySxjz+uCjFSG+PIyAcIfG7cSj SL3IdUHuf2xNpcuNyZeF/O2MPPNWyat2dDxIsBaLWV3QRxTwlYE5qMvq6 g==; X-CSE-ConnectionGUID: XXAGdn7TSa+cny5wL3UKrQ== X-CSE-MsgGUID: Jmjy0SEdT4qVli9L1b4Kqg== X-IronPort-AV: E=McAfee;i="6800,10657,11498"; a="55198691" X-IronPort-AV: E=Sophos;i="6.16,327,1744095600"; d="scan'208";a="55198691" Received: from orviesa009.jf.intel.com ([10.64.159.149]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Jul 2025 12:38:46 -0700 X-CSE-ConnectionGUID: brlyVfWoRjOYT00pJKRBig== X-CSE-MsgGUID: pQMzE5wjRlqd1ad/ct6usw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,327,1744095600"; d="scan'208";a="158435405" Received: from lkp-server01.sh.intel.com (HELO 9ee84586c615) ([10.239.97.150]) by orviesa009.jf.intel.com with ESMTP; 20 Jul 2025 12:38:43 -0700 Received: from kbuild by 9ee84586c615 with local (Exim 4.96) (envelope-from ) id 1udZrs-000GI5-2R; Sun, 20 Jul 2025 19:38:40 +0000 Date: Mon, 21 Jul 2025 03:38:09 +0800 From: kernel test robot To: Sidong Yang , Miguel Ojeda , Arnd Bergmann , Jens Axboe Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org, io-uring@vger.kernel.org, Sidong Yang Subject: Re: [PATCH 3/4] rust: miscdevice: add uring_cmd() for MiscDevice trait Message-ID: <202507210306.zCOB3QtO-lkp@intel.com> References: <20250719143358.22363-4-sidong.yang@furiosa.ai> Precedence: bulk X-Mailing-List: rust-for-linux@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250719143358.22363-4-sidong.yang@furiosa.ai> Hi Sidong, kernel test robot noticed the following build warnings: [auto build test WARNING on rust/rust-next] [also build test WARNING on char-misc/char-misc-testing char-misc/char-misc-next char-misc/char-misc-linus soc/for-next linus/master v6.16-rc6 next-20250718] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Sidong-Yang/rust-bindings-add-io_uring-headers-in-bindings_helper-h/20250719-223630 base: https://github.com/Rust-for-Linux/linux rust-next patch link: https://lore.kernel.org/r/20250719143358.22363-4-sidong.yang%40furiosa.ai patch subject: [PATCH 3/4] rust: miscdevice: add uring_cmd() for MiscDevice trait config: x86_64-rhel-9.4-rust (https://download.01.org/0day-ci/archive/20250721/202507210306.zCOB3QtO-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) rustc: rustc 1.88.0 (6b00bc388 2025-06-23) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250721/202507210306.zCOB3QtO-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202507210306.zCOB3QtO-lkp@intel.com/ All warnings (new ones prefixed by >>): >> warning: unused variable: `issue_flags` --> rust/kernel/miscdevice.rs:184:9 | 184 | issue_flags: u32, | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_issue_flags` | = note: `#[warn(unused_variables)]` on by default -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki