From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=198.175.65.11 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793869889; b=s4zSAxSnlSRTI1q8nSU5p20vOQ6lBwBy+bMI+nRQZ2g9UqmyhoytjqykDMl/HvfPLMhW JIvqtrlzqfTVCdQ1mPEIeiU6ZtlDf7OJT4KZha+9f+7yR1Pa2CSzH8M3kRbEmji+61/Jw y6ffj7gIDwBF4w3DZuCNOBxgOl44bP8O3x8/iMviFhKMwqkPOfvei2A3vLXXm4FwMCPpD wxbwEJ5gwDtTRiTjHCF2w4H6ixZSajZyI4g0t/E2H1rS2/XooCGDn5dRbSjA2JpviEpDv sFw0NUa7GlVI9oT7B0ZfuAeV9Oj7gQuOxznNp6xoQJ5cxvf0t1B8E/ATbd9sjAmxE/w== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793869889; h=DMARC-Filter:DKIM-Signature:X-CSE-ConnectionGUID:X-CSE-MsgGUID: X-IronPort-AV:X-IronPort-AV:Received:X-CSE-ConnectionGUID: X-CSE-MsgGUID:X-ExtLoop1:X-IronPort-AV:Received:Received:Date:From:To: Cc:Subject:Message-ID:References:MIME-Version:Content-Type: Content-Disposition:In-Reply-To; bh=rmEfX5MB+z5qNLqON5R/iyjm6saIez2uOt9Qp74A9Mo=; b=LsfATkcA5KlNq4i6x7qA4TIu91oj5E4Qv7HblP3bFZx5n26aDCEciYvBy8KaRwtOIPIN EetF2F38+x5jitoQLbpau5v96Z5LcV+kbxkKRRyMx+1ZszKe3RIW2QKlDoKMm4WkF9xp1 TCkcPoi1Cuopa0VF9FmEeLH5RNnS4V2jFJtUSuAokVTxtY+pyhzzc7HP1rcpV0uEOXzO9 gjAJr7IsSbJEngdmtx52uS9N4adxLnvhsO7FB5vj7OH0LaD7SYZ8JcU81S+U8ZgI5FwfL j7hGY7jOFWv5lt22LJujiW6oz+BTXUXZUfEoMDpc1i3dwrffyaXG7oOHmGszB/FC1Bg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass header.d=intel.com header.i=@intel.com header.a=rsa-sha256 header.s=Intel header.b=P+2tYmMy; arc=none smtp.remote-ip=198.175.65.11 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.11]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D2816606A33A; Thu, 5 Nov 2026 09:11:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org D2816606A33A 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, unprotected) header.d=intel.com header.i=@intel.com header.a=rsa-sha256 header.s=Intel header.b=P+2tYmMy DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1793869889; x=1825405889; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=cA9g6szely6p7/mFb90LkK3gklsmstrV8QekqHlOipY=; b=P+2tYmMyUSf4p5PoC1acENJHQYSEczQP/b7OdiGGPdIxXwKqWDQJ7Ovc sqi/kh8L/JU0sSpYYxrfi+qEN2bAeURH07vn3nlzcGfiTIv4K8Pf1s53k bV/+qpd7CtgB9CN33Y+FdyO8e2yDhTiuy40Gu2eHlCGUA9Ws+9IaLg8bN IJtPpXcA0OFMLpyOsXqK39bIBY4RFJRENWbhoAt5uUvvgkMeDoI4EfPUT 27hr9IkFbxOEOxND7jcQ4ExLzdsOzv8K5qek9dP9PA4SA9mMGvBVHV1Yv P+7rJ/+Ng7y68ApQ+Tqc/ox54hOnPpDr+mwht8g0NcPRCTTvb5wy391YC Q==; X-CSE-ConnectionGUID: cyvgK7g9RlyEywpyz0k05Q== X-CSE-MsgGUID: 2EvrRD9PR7We7pIsj5KJZw== X-IronPort-AV: E=McAfee;i="6800,10657,11956"; a="2533676" X-IronPort-AV: E=Sophos;i="6.27,197,1787036400"; d="scan'208";a="2533676" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Nov 2026 01:11:25 -0800 X-CSE-ConnectionGUID: FZgqFD1XTuezdhmfpzDg0g== X-CSE-MsgGUID: sBnwJd+kSPi601QzmYFddg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,197,1787036400"; d="scan'208";a="6970208" Received: from lkp-server01.sh.intel.com (HELO 0caa9d2d175c) ([10.239.97.150]) by orviesa001.jf.intel.com with ESMTP; 05 Nov 2026 01:11:17 -0800 Received: from kbuild by 0caa9d2d175c with local (Exim 4.98.2) (envelope-from ) id 1xOtV3-00000000lzN-1PRo; Thu, 05 Nov 2026 09:11:13 +0000 Date: Thu, 5 Nov 2026 17:10:56 +0800 From: kernel test robot To: "Aneesh Kumar K.V (Arm)" , iommu@lists.linux.dev Cc: oe-kbuild-all@lists.linux.dev, "Aneesh Kumar K.V (Arm)" , Alex Williamson , Alexey Kardashevskiy , Bjorn Helgaas , Catalin Marinas , Jacob Pan , Jason Gunthorpe , Joerg Roedel , Jonathan Cameron , Jonathan Hunter , Kevin Tian , Krishna Reddy , Lukas Wunner , Nicolin Chen , Robin Murphy , Samuel Ortiz , Shameer Kolothum , Steven Price , Suravee Suthikulpanit , Suzuki K Poulose , Thierry Reding , Vasant Hegde , Will Deacon , Xu Yilun , kvm@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-coco@lists.linux.dev, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org Subject: Re: [PATCH v8 11/15] iommufd/viommu: Select vIOMMU operations before allocation Message-ID: <202611051602.nH0L0uqs-lkp@intel.com> References: <20261104161632.3547423-12-aneesh.kumar@kernel.org> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261104161632.3547423-12-aneesh.kumar@kernel.org> Hi Aneesh, kernel test robot noticed the following build warnings: [auto build test WARNING on 6628e7d4c6b25c8d18f1345e3a20d21829aae7e4] url: https://github.com/intel-lab-lkp/linux/commits/Aneesh-Kumar-K-V-Arm/PCI-TSM-Move-core-code-into-its-own-directory/20261104-214618 base: 6628e7d4c6b25c8d18f1345e3a20d21829aae7e4 patch link: https://lore.kernel.org/r/20261104161632.3547423-12-aneesh.kumar%40kernel.org patch subject: [PATCH v8 11/15] iommufd/viommu: Select vIOMMU operations before allocation config: x86_64-buildonly-randconfig-1001-20261105 (https://download.01.org/0day-ci/archive/20261105/202611051602.nH0L0uqs-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261105/202611051602.nH0L0uqs-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/202611051602.nH0L0uqs-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/iommu/amd/iommufd.c:81:40: warning: 'amd_viommu_ops' defined but not used [-Wunused-const-variable=] 81 | static const struct iommufd_viommu_ops amd_viommu_ops = { | ^~~~~~~~~~~~~~ vim +/amd_viommu_ops +81 drivers/iommu/amd/iommufd.c 757d2b1fdf5b7d6 Suravee Suthikulpanit 2026-01-15 76 757d2b1fdf5b7d6 Suravee Suthikulpanit 2026-01-15 77 /* 757d2b1fdf5b7d6 Suravee Suthikulpanit 2026-01-15 78 * See include/linux/iommufd.h 757d2b1fdf5b7d6 Suravee Suthikulpanit 2026-01-15 79 * struct iommufd_viommu_ops - vIOMMU specific operations 757d2b1fdf5b7d6 Suravee Suthikulpanit 2026-01-15 80 */ 757d2b1fdf5b7d6 Suravee Suthikulpanit 2026-01-15 @81 static const struct iommufd_viommu_ops amd_viommu_ops = { -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki