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 E42C3C6FA99 for ; Tue, 7 Mar 2023 23:58:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229614AbjCGX6e (ORCPT ); Tue, 7 Mar 2023 18:58:34 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45064 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229497AbjCGX6c (ORCPT ); Tue, 7 Mar 2023 18:58:32 -0500 Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E4393A674F; Tue, 7 Mar 2023 15:58:30 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1678233510; x=1709769510; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=U1r11wGTdNUd/e243gWXbHVrx+jIyFT1yWtGKx/A41A=; b=WYoIspkTKmMW3z80kjSyYerf6z1j4BDxVQ3LfMP7ODumsOQkYuU/7MqB 5Iy1ZSV6p4VNGqXO2ayWXqylcn1ob93YSjfWJxPTPzbwZRxMIZk+ZViT1 k5Q2Hbvy1xdTIMabL1fpkbhyCmPB3ShOTR2qO24PeqP/LwfQi1kaj4zn0 HoASu5MjclL2dnPu6hA0vulga0PvzZDxCPvl81tuB/66V9YaeaGx9/wCR 8cH1HrZdarI96NstFm5B7tgtPFTEbXwy6oYjTqhKZU42XDyVlFNBEs4+G 32RvTVAWzigfIaM31QcwI7hy+wMrn0fvNJXnQYF+iblsK3/4cduilm5JW w==; X-IronPort-AV: E=McAfee;i="6500,9779,10642"; a="334723924" X-IronPort-AV: E=Sophos;i="5.98,242,1673942400"; d="scan'208";a="334723924" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Mar 2023 15:58:30 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10642"; a="800544382" X-IronPort-AV: E=Sophos;i="5.98,242,1673942400"; d="scan'208";a="800544382" Received: from lkp-server01.sh.intel.com (HELO b613635ddfff) ([10.239.97.150]) by orsmga004.jf.intel.com with ESMTP; 07 Mar 2023 15:58:27 -0800 Received: from kbuild by b613635ddfff with local (Exim 4.96) (envelope-from ) id 1pZhCM-0001hT-2L; Tue, 07 Mar 2023 23:58:26 +0000 Date: Wed, 8 Mar 2023 07:57:51 +0800 From: kernel test robot To: Ming Lei , Jens Axboe , io-uring@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev, linux-block@vger.kernel.org, Miklos Szeredi , ZiyangZhang , Xiaoguang Wang , Bernd Schubert , Ming Lei Subject: Re: [PATCH V2 12/17] block: ublk_drv: cleanup ublk_copy_user_pages Message-ID: <202303080731.bXLTXesK-lkp@intel.com> References: <20230307141520.793891-13-ming.lei@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230307141520.793891-13-ming.lei@redhat.com> Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org Hi Ming, I love your patch! Perhaps something to improve: [auto build test WARNING on axboe-block/for-next] [also build test WARNING on linus/master v6.3-rc1 next-20230307] [cannot apply to char-misc/char-misc-testing char-misc/char-misc-next char-misc/char-misc-linus] [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/Ming-Lei/io_uring-add-IO_URING_F_FUSED-and-prepare-for-supporting-OP_FUSED_CMD/20230307-222928 base: https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-next patch link: https://lore.kernel.org/r/20230307141520.793891-13-ming.lei%40redhat.com patch subject: [PATCH V2 12/17] block: ublk_drv: cleanup ublk_copy_user_pages config: m68k-allyesconfig (https://download.01.org/0day-ci/archive/20230308/202303080731.bXLTXesK-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 12.1.0 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/c375364124e3c63211e7edd23bb74d22a86d5194 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Ming-Lei/io_uring-add-IO_URING_F_FUSED-and-prepare-for-supporting-OP_FUSED_CMD/20230307-222928 git checkout c375364124e3c63211e7edd23bb74d22a86d5194 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=m68k SHELL=/bin/bash drivers/block/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot | Link: https://lore.kernel.org/oe-kbuild-all/202303080731.bXLTXesK-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/block/ublk_drv.c: In function 'ublk_map_io': >> drivers/block/ublk_drv.c:532:42: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] 532 | import_single_range(dir, (void __user *)io->addr, | ^ drivers/block/ublk_drv.c: In function 'ublk_unmap_io': drivers/block/ublk_drv.c:553:42: warning: cast to pointer from integer of different size [-Wint-to-pointer-cast] 553 | import_single_range(dir, (void __user *)io->addr, | ^ vim +532 drivers/block/ublk_drv.c 516 517 static int ublk_map_io(const struct ublk_queue *ubq, const struct request *req, 518 struct ublk_io *io) 519 { 520 const unsigned int rq_bytes = blk_rq_bytes(req); 521 522 /* 523 * no zero copy, we delay copy WRITE request data into ublksrv 524 * context and the big benefit is that pinning pages in current 525 * context is pretty fast, see ublk_pin_user_pages 526 */ 527 if (ublk_need_map_req(req)) { 528 struct iov_iter iter; 529 struct iovec iov; 530 const int dir = ITER_DEST; 531 > 532 import_single_range(dir, (void __user *)io->addr, 533 rq_bytes, &iov, &iter); 534 535 return ublk_copy_user_pages(req, &iter, dir); 536 } 537 return rq_bytes; 538 } 539 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests