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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 08183C7EE23 for ; Thu, 2 Mar 2023 03:20:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229613AbjCBDUZ (ORCPT ); Wed, 1 Mar 2023 22:20:25 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37178 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229471AbjCBDUY (ORCPT ); Wed, 1 Mar 2023 22:20:24 -0500 Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 012C64617C; Wed, 1 Mar 2023 19:20:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1677727223; x=1709263223; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=5wCXS3NGbhL2UyPQFWo52MSxzJKpnJXFbkk9FAvmH6g=; b=O98+j6eEmN1oCRLj3ikJXFObwh7zjGTaoNX53hYKTdVAjBQOixFAFlCh dWEgmst3XTc/qaXmnGsNh7utBd4Nnm2j2DsKi/rnggf3dvcC2V7r7JeQs fJRRWz2aDRo5jyTxUzrUCjq3IEcN46wf+RZOsvd4VqFiHNKYBMbjDIKZq ieaD/vKvclZyH/r3Ml7ZMWBeHuOQrVBGnq0aE7Q7lLqCOJNCX9gmDMgSI AbVJINNafOTcDsbHcc0IkudF5tDaVmo9vzy4gF/CVWGF/wN//pTGJrHh/ Mp1UM3YXQfZ9fQSm2cUSp82IJZ92s3bcwkbOZfgpSEpn09wdgMhFOZB8k w==; X-IronPort-AV: E=McAfee;i="6500,9779,10636"; a="336898259" X-IronPort-AV: E=Sophos;i="5.98,226,1673942400"; d="scan'208";a="336898259" Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Mar 2023 19:20:22 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10636"; a="920497304" X-IronPort-AV: E=Sophos;i="5.98,226,1673942400"; d="scan'208";a="920497304" Received: from lkp-server01.sh.intel.com (HELO 776573491cc5) ([10.239.97.150]) by fmsmga006.fm.intel.com with ESMTP; 01 Mar 2023 19:20:18 -0800 Received: from kbuild by 776573491cc5 with local (Exim 4.96) (envelope-from ) id 1pXZU5-00008f-1k; Thu, 02 Mar 2023 03:19:57 +0000 Date: Thu, 2 Mar 2023 11:19:15 +0800 From: kernel test robot To: Jacob Pan , LKML , iommu@lists.linux.dev, Jason Gunthorpe , Lu Baolu , Joerg Roedel , dmaengine@vger.kernel.org, vkoul@kernel.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Robin Murphy , Will Deacon , David Woodhouse , Raj Ashok , "Tian, Kevin" , Yi Liu , "Yu, Fenghua" , Dave Jiang , Tony Luck , "Zanussi, Tom" , Jacob Pan Subject: Re: [PATCH 3/4] iommu/sva: Support reservation of global PASIDs Message-ID: <202303021143.qA8IMjmN-lkp@intel.com> References: <20230302005959.2695267-4-jacob.jun.pan@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230302005959.2695267-4-jacob.jun.pan@linux.intel.com> Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org Hi Jacob, I love your patch! Yet something to improve: [auto build test ERROR on vkoul-dmaengine/next] [also build test ERROR on v6.2] [cannot apply to joro-iommu/next linus/master next-20230302] [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/Jacob-Pan/iommu-vt-d-Implement-set-device-pasid-op-for-default-domain/20230302-085748 base: https://git.kernel.org/pub/scm/linux/kernel/git/vkoul/dmaengine.git next patch link: https://lore.kernel.org/r/20230302005959.2695267-4-jacob.jun.pan%40linux.intel.com patch subject: [PATCH 3/4] iommu/sva: Support reservation of global PASIDs config: hexagon-buildonly-randconfig-r005-20230302 (https://download.01.org/0day-ci/archive/20230302/202303021143.qA8IMjmN-lkp@intel.com/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project 67409911353323ca5edf2049ef0df54132fa1ca7) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/intel-lab-lkp/linux/commit/b27170369658e99a0aafd84985de0ce48c1b2539 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Jacob-Pan/iommu-vt-d-Implement-set-device-pasid-op-for-default-domain/20230302-085748 git checkout b27170369658e99a0aafd84985de0ce48c1b2539 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/crypto/hisilicon/sec/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot | Link: https://lore.kernel.org/oe-kbuild-all/202303021143.qA8IMjmN-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from drivers/crypto/hisilicon/sec/sec_drv.c:11: In file included from include/linux/dma-mapping.h:10: In file included from include/linux/scatterlist.h:9: In file included from arch/hexagon/include/asm/io.h:334: include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] val = __raw_readb(PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu' #define __le16_to_cpu(x) ((__force __u16)(__le16)(x)) ^ In file included from drivers/crypto/hisilicon/sec/sec_drv.c:11: In file included from include/linux/dma-mapping.h:10: In file included from include/linux/scatterlist.h:9: In file included from arch/hexagon/include/asm/io.h:334: include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); ~~~~~~~~~~ ^ include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu' #define __le32_to_cpu(x) ((__force __u32)(__le32)(x)) ^ In file included from drivers/crypto/hisilicon/sec/sec_drv.c:11: In file included from include/linux/dma-mapping.h:10: In file included from include/linux/scatterlist.h:9: In file included from arch/hexagon/include/asm/io.h:334: include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] __raw_writeb(value, PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); ~~~~~~~~~~ ^ In file included from drivers/crypto/hisilicon/sec/sec_drv.c:14: >> include/linux/iommu.h:1215:1: error: expected identifier or '(' { ^ drivers/crypto/hisilicon/sec/sec_drv.c:1209:39: warning: shift count >= width of type [-Wshift-count-overflow] ret = dma_set_mask_and_coherent(dev, DMA_BIT_MASK(64)); ^~~~~~~~~~~~~~~~ include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK' #define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1)) ^ ~~~ 7 warnings and 1 error generated. vim +1215 include/linux/iommu.h 1213 1214 static inline ioasid_t iommu_sva_reserve_pasid(ioasid_t min, ioasid_t max); > 1215 { 1216 return IOMMU_PASID_INVALID; 1217 } 1218 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests