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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 0CC67D29FB8 for ; Wed, 6 Nov 2024 08:47:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=tA3kKlIajVNI5auwh+ymgX4xSwVj315HtDR3DLoI84o=; b=Y0bzpE72U7E2wWHU6pNNkzyq66 AFPfEAsqonk/Imxn9Ykz/cvxEe46HYrRZfVyWWqMCfm8HNlSIOQnq/Hm3CQs8p30z7Ycrcq6wOmZ8 Me4jY1eSQDuk2qMLnAzcciphK4r+fXNnRggSkfvLikNrOwSwhqyRmHPwjA9vU2aREZfVXsYHEJdt8 3gUPhYTjpOtoeb92lDOpJ0OagMkuqgFpXrEhcFAjRyzSyQgxCxJF7ylaHVcPqlLv3EwvERCjjAry9 xIcvCz6r6t4Uq8mXGme2kWrlKNgVRaeivxywPXQWDLZ29iDDsg+5WM0QorQqakzAhOMibW8inM9XG ipvLbKlw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1t8bgm-00000002Laf-2CVg; Wed, 06 Nov 2024 08:46:56 +0000 Received: from mgamail.intel.com ([192.198.163.14]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1t8bdM-00000002Kue-2r1e for linux-arm-kernel@lists.infradead.org; Wed, 06 Nov 2024 08:43:26 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1730882604; x=1762418604; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=2FaB9DZ+5bt0vHcem3FiA70mddNIj2sFcK506ZwMn/Q=; b=Uyg5pSBK8bmoNQVa8I2Aq6AHVt4MMJ/ZirgCghCVcKd1nhntHSTl/+AJ /jJJMZVauqBdoM0w3by3f3wIVM9PoVYaP3aztcY/mDSHo3f19OtBLKias KMXBAWjeUFWtYMkgSjBDELHlpMMe6506p9spGyXHXtB8rE5Ui4bRdZPu5 iEn13GGBF9OZNjQW67sJIa5S6xlr5fM0kBFjc/DvmNElprNdzN7jAptT0 yNEnyf2egCHaotF0w4Lhn9BevyoY5FSSn0LdSF7UnsS9W9JEsh+ZrGD1d woTw/9gVDMh2hKKaDBZ8uMxly3DSOyNn/SYN2tvgLXlF2dRa2HQHXS/4F Q==; X-CSE-ConnectionGUID: JZFk7ijKTiaLuzK0vSHPwA== X-CSE-MsgGUID: IzI0JPiJRzqJQC28SGNfZA== X-IronPort-AV: E=McAfee;i="6700,10204,11247"; a="30889099" X-IronPort-AV: E=Sophos;i="6.11,262,1725346800"; d="scan'208";a="30889099" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by fmvoesa108.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Nov 2024 00:43:21 -0800 X-CSE-ConnectionGUID: FQSFjxl3TY2wyKbOXhKltw== X-CSE-MsgGUID: IM4k9HfgRNW2rIV3li9lkA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,262,1725346800"; d="scan'208";a="115233886" Received: from lkp-server01.sh.intel.com (HELO a48cf1aa22e8) ([10.239.97.150]) by orviesa002.jf.intel.com with ESMTP; 06 Nov 2024 00:43:18 -0800 Received: from kbuild by a48cf1aa22e8 with local (Exim 4.96) (envelope-from ) id 1t8bdD-000n6B-37; Wed, 06 Nov 2024 08:43:15 +0000 Date: Wed, 6 Nov 2024 16:43:10 +0800 From: kernel test robot To: Jason Gunthorpe , iommu@lists.linux.dev, Joerg Roedel , linux-arm-kernel@lists.infradead.org, Robin Murphy , Will Deacon Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Boris Brezillon , dri-devel@lists.freedesktop.org, Liviu Dudau , patches@lists.linux.dev, Steven Price Subject: Re: [PATCH v3 2/3] iommu/io-pgtable-arm-v7s: Remove split on unmap behavior Message-ID: <202411061634.3EtgZij8-lkp@intel.com> References: <2-v3-b3a5b5937f56+7bb-arm_no_split_jgg@nvidia.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2-v3-b3a5b5937f56+7bb-arm_no_split_jgg@nvidia.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241106_004324_756085_4B54E0A5 X-CRM114-Status: GOOD ( 11.89 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Jason, kernel test robot noticed the following build warnings: [auto build test WARNING on 8e929cb546ee42c9a61d24fae60605e9e3192354] url: https://github.com/intel-lab-lkp/linux/commits/Jason-Gunthorpe/iommu-io-pgtable-arm-Remove-split-on-unmap-behavior/20241106-021511 base: 8e929cb546ee42c9a61d24fae60605e9e3192354 patch link: https://lore.kernel.org/r/2-v3-b3a5b5937f56%2B7bb-arm_no_split_jgg%40nvidia.com patch subject: [PATCH v3 2/3] iommu/io-pgtable-arm-v7s: Remove split on unmap behavior config: arm-randconfig-004-20241106 (https://download.01.org/0day-ci/archive/20241106/202411061634.3EtgZij8-lkp@intel.com/config) compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241106/202411061634.3EtgZij8-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/202411061634.3EtgZij8-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/iommu/io-pgtable-arm-v7s.c:823:18: warning: variable 'loopnr' set but not used [-Wunused-but-set-variable] 823 | unsigned int i, loopnr = 0; | ^ 1 warning generated. Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for GET_FREE_REGION Depends on [n]: SPARSEMEM [=n] Selected by [y]: - RESOURCE_KUNIT_TEST [=y] && RUNTIME_TESTING_MENU [=y] && KUNIT [=y] vim +/loopnr +823 drivers/iommu/io-pgtable-arm-v7s.c e5fc9753b1a831 Robin Murphy 2016-01-26 810 e5fc9753b1a831 Robin Murphy 2016-01-26 811 static int __init arm_v7s_do_selftests(void) e5fc9753b1a831 Robin Murphy 2016-01-26 812 { e5fc9753b1a831 Robin Murphy 2016-01-26 813 struct io_pgtable_ops *ops; e5fc9753b1a831 Robin Murphy 2016-01-26 814 struct io_pgtable_cfg cfg = { e5fc9753b1a831 Robin Murphy 2016-01-26 815 .tlb = &dummy_tlb_ops, e5fc9753b1a831 Robin Murphy 2016-01-26 816 .oas = 32, e5fc9753b1a831 Robin Murphy 2016-01-26 817 .ias = 32, 4f41845b340783 Will Deacon 2019-06-25 818 .coherent_walk = true, 4f41845b340783 Will Deacon 2019-06-25 819 .quirks = IO_PGTABLE_QUIRK_ARM_NS, e5fc9753b1a831 Robin Murphy 2016-01-26 820 .pgsize_bitmap = SZ_4K | SZ_64K | SZ_1M | SZ_16M, e5fc9753b1a831 Robin Murphy 2016-01-26 821 }; 76b8c2705cdd26 Jason Gunthorpe 2024-11-05 822 unsigned int iova, size; e5fc9753b1a831 Robin Murphy 2016-01-26 @823 unsigned int i, loopnr = 0; -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki