From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.15]) (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 A4D712FCBE3; Fri, 15 Aug 2025 09:57:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.15 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755251868; cv=none; b=laf/MS5qV8KMBNXxD5d5aB2mBtGnTG5dBrhT6DB5TJl/tSw4spX2Bt3ByL0yYehbvY9j3nVENDUSTcKQA3E/QcQHFW7SNvKTjIJmfOStmMtVf7sqoO/N9Bw0VecZJmGm6OljzGeevDf1/wfyIs2kK7TjIIgu6SbHB4k8PRCY+Ig= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755251868; c=relaxed/simple; bh=cRwd0xAh9h5E7sVoqCJod5qdMXXF26YfR10Uhew0+Jg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=EAx4zpuYIvRACYQG3SX+Lk1U9cWE8xsfrwdOg1ehmZx3IUv7INKEEWNMvToEQi3gaPBg+7oCttWbV4SjoLTnRlYZoxWMQoKKeQfnVXD7xTOdienmW0eopIjzAPExCwrwgZdStY58ZyoLDHQhLp0u63qN1JEkIcNuX6YZjHReQrE= 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=msJfzHkQ; arc=none smtp.client-ip=198.175.65.15 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="msJfzHkQ" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1755251867; x=1786787867; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=cRwd0xAh9h5E7sVoqCJod5qdMXXF26YfR10Uhew0+Jg=; b=msJfzHkQzgoRI2Jq6zzxakROEzaWdukeqHrN8OjerPYvTyXNazpgupfb F8FFklF3mJJzMkeJQ3LT7Btgo14IhinU+6bb7r4+Zf4CXfTZ68uNxt8Qb Pizn2Rpac0YUZ70akp3lmnTJVW/WB1BNUA3HILB7bwZ/Tqb7+oXqbXkVG x1C0v2qkVD1xJSM5rldIyLZbPYirujrMpoYd74owvV1nAhvRXzjKv9337 kdxbeCTBUKVBMHItcgSftvVzzKyDH2S2MYJBfYDhyIx7Bo9Owu9pBXGv7 3cbjclW1VjqxbEagRHYtB6KGHy9gSQAwWixkiwGeU+quHWhSDV5CxpUxd A==; X-CSE-ConnectionGUID: qApEckzfTJSdOPOaIoZvzQ== X-CSE-MsgGUID: VrNgbeAKTye/EJpZhs7/Fw== X-IronPort-AV: E=McAfee;i="6800,10657,11522"; a="61207234" X-IronPort-AV: E=Sophos;i="6.17,290,1747724400"; d="scan'208";a="61207234" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Aug 2025 02:57:46 -0700 X-CSE-ConnectionGUID: DXmdI5xFRa+CIQ9bGOnzvQ== X-CSE-MsgGUID: RtOQGOPiTKarUpJGcI93LQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.17,290,1747724400"; d="scan'208";a="171112789" Received: from lkp-server02.sh.intel.com (HELO 4ea60e6ab079) ([10.239.97.151]) by fmviesa003.fm.intel.com with ESMTP; 15 Aug 2025 02:57:42 -0700 Received: from kbuild by 4ea60e6ab079 with local (Exim 4.96) (envelope-from ) id 1umrBs-000Bpk-2c; Fri, 15 Aug 2025 09:57:40 +0000 Date: Fri, 15 Aug 2025 17:57:33 +0800 From: kernel test robot To: Qinxin Xia , will@kernel.org, robin.murphy@arm.com, linux-kernel@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev, linux-arm-kernel@lists.infradead.org, iommu@lists.linux.dev, xiaqinxin@huawei.com, yangyicong@huawei.com, wangzhou1@hisilicon.com, prime.zeng@hisilicon.com, xuwei5@huawei.com, fanghao11@huawei.com, jonathan.cameron@huawei.com, linuxarm@huawei.com Subject: Re: [PATCH 1/2] iommu/debug: Add IOMMU page table dump debug facility Message-ID: <202508151711.pZGu9jac-lkp@intel.com> References: <20250814093005.2040511-2-xiaqinxin@huawei.com> Precedence: bulk X-Mailing-List: iommu@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250814093005.2040511-2-xiaqinxin@huawei.com> Hi Qinxin, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] [also build test ERROR on linus/master v6.17-rc1 next-20250815] [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/Qinxin-Xia/iommu-debug-Add-IOMMU-page-table-dump-debug-facility/20250814-173720 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20250814093005.2040511-2-xiaqinxin%40huawei.com patch subject: [PATCH 1/2] iommu/debug: Add IOMMU page table dump debug facility config: sh-allmodconfig (https://download.01.org/0day-ci/archive/20250815/202508151711.pZGu9jac-lkp@intel.com/config) compiler: sh4-linux-gcc (GCC) 15.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250815/202508151711.pZGu9jac-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/202508151711.pZGu9jac-lkp@intel.com/ All errors (new ones prefixed by >>): drivers/iommu/iommu.c: In function 'iommu_iova_info_dump': >> drivers/iommu/iommu.c:1093:17: error: implicit declaration of function 'iommu_domain_to_iovad'; did you mean 'iommu_domain_type_str'? [-Wimplicit-function-declaration] 1093 | iovad = iommu_domain_to_iovad(domain); | ^~~~~~~~~~~~~~~~~~~~~ | iommu_domain_type_str >> drivers/iommu/iommu.c:1093:15: error: assignment to 'struct iova_domain *' from 'int' makes pointer from integer without a cast [-Wint-conversion] 1093 | iovad = iommu_domain_to_iovad(domain); | ^ vim +1093 drivers/iommu/iommu.c 1078 1079 /** 1080 * iova_info_dump - dump iova alloced 1081 * @s - file structure used to generate serialized output 1082 * @iovad: - iova domain in question. 1083 */ 1084 static int iommu_iova_info_dump(struct seq_file *s, struct iommu_domain *domain) 1085 { 1086 struct iova_domain *iovad; 1087 unsigned long long pfn; 1088 unsigned long i_shift; 1089 struct rb_node *node; 1090 unsigned long flags; 1091 size_t prot_size; 1092 > 1093 iovad = iommu_domain_to_iovad(domain); 1094 if (!iovad) 1095 return -ENOMEM; 1096 1097 i_shift = iova_shift(iovad); 1098 1099 /* Take the lock so that no other thread is manipulating the rbtree */ 1100 spin_lock_irqsave(&iovad->iova_rbtree_lock, flags); 1101 assert_spin_locked(&iovad->iova_rbtree_lock); 1102 1103 for (node = rb_first(&iovad->rbroot); node; node = rb_next(node)) { 1104 struct iova *iova = rb_entry(node, struct iova, node); 1105 1106 if (iova->pfn_hi <= iova->pfn_lo) 1107 continue; 1108 1109 for (pfn = iova->pfn_lo; pfn <= iova->pfn_hi; ) { 1110 prot_size = domain->ops->dump_iova_prot(s, domain, pfn << i_shift); 1111 pfn = ((pfn << i_shift) + prot_size) >> i_shift; 1112 } 1113 } 1114 1115 spin_unlock_irqrestore(&iovad->iova_rbtree_lock, flags); 1116 return 0; 1117 } 1118 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki