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 3D5C6C433EF for ; Mon, 29 Nov 2021 07:43:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240857AbhK2HqV (ORCPT ); Mon, 29 Nov 2021 02:46:21 -0500 Received: from mga05.intel.com ([192.55.52.43]:29841 "EHLO mga05.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229777AbhK2HoU (ORCPT ); Mon, 29 Nov 2021 02:44:20 -0500 X-IronPort-AV: E=McAfee;i="6200,9189,10182"; a="322146940" X-IronPort-AV: E=Sophos;i="5.87,272,1631602800"; d="scan'208";a="322146940" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Nov 2021 23:41:03 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.87,272,1631602800"; d="scan'208";a="539890262" Received: from lkp-server02.sh.intel.com (HELO 9e1e9f9b3bcb) ([10.239.97.151]) by orsmga001.jf.intel.com with ESMTP; 28 Nov 2021 23:41:00 -0800 Received: from kbuild by 9e1e9f9b3bcb with local (Exim 4.92) (envelope-from ) id 1mrbHY-000Bgp-5H; Mon, 29 Nov 2021 07:41:00 +0000 Date: Mon, 29 Nov 2021 15:40:04 +0800 From: kernel test robot To: Jeya R , linux-arm-msm@vger.kernel.org, srinivas.kandagatla@linaro.org Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, Jeya R , gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, fastrpc.upstream@qti.qualcomm.com Subject: Re: [PATCH 1/2] misc: fastrpc: Add fdlist implementation Message-ID: <202111291504.10gwO8AE-lkp@intel.com> References: <1638163720-23123-2-git-send-email-jeyr@codeaurora.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1638163720-23123-2-git-send-email-jeyr@codeaurora.org> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Jeya, Thank you for the patch! Yet something to improve: [auto build test ERROR on char-misc/char-misc-testing] [also build test ERROR on v5.16-rc3 next-20211126] [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] url: https://github.com/0day-ci/linux/commits/Jeya-R/Add-DMA-handle-implementation/20211129-133228 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git cd455ebb748c4e198c8158e5d61b3034bf10f22b config: hexagon-randconfig-r045-20211129 (https://download.01.org/0day-ci/archive/20211129/202111291504.10gwO8AE-lkp@intel.com/config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project df08b2fe8b35cb63dfb3b49738a3494b9b4e6f8e) 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/0day-ci/linux/commit/fda521c79abfc2f40115cb53cffb3a3886e8a2f9 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Jeya-R/Add-DMA-handle-implementation/20211129-133228 git checkout fda521c79abfc2f40115cb53cffb3a3886e8a2f9 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/misc/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): >> drivers/misc/fastrpc.c:923:25: error: use of undeclared identifier 'fl' if (!fastrpc_map_find(fl, (int)fdlist[i], &mmap)) ^ 1 error generated. vim +/fl +923 drivers/misc/fastrpc.c 886 887 static int fastrpc_put_args(struct fastrpc_invoke_ctx *ctx, 888 u32 kernel) 889 { 890 struct fastrpc_remote_arg *rpra = ctx->rpra; 891 struct fastrpc_map *mmap = NULL; 892 struct fastrpc_invoke_buf *list; 893 struct fastrpc_phy_page *pages; 894 u64 *fdlist; 895 int i, inbufs, outbufs, handles; 896 897 inbufs = REMOTE_SCALARS_INBUFS(ctx->sc); 898 outbufs = REMOTE_SCALARS_OUTBUFS(ctx->sc); 899 handles = REMOTE_SCALARS_INHANDLES(ctx->sc) + REMOTE_SCALARS_OUTHANDLES(ctx->sc); 900 list = ctx->buf->virt + ctx->nscalars * sizeof(*rpra); 901 pages = ctx->buf->virt + ctx->nscalars * (sizeof(*list) + 902 sizeof(*rpra)); 903 fdlist = (uint64_t *)(pages + inbufs + outbufs + handles); 904 905 for (i = inbufs; i < ctx->nbufs; ++i) { 906 if (!ctx->maps[i]) { 907 void *src = (void *)(uintptr_t)rpra[i].pv; 908 void *dst = (void *)(uintptr_t)ctx->args[i].ptr; 909 u64 len = rpra[i].len; 910 911 if (!kernel) { 912 if (copy_to_user((void __user *)dst, src, len)) 913 return -EFAULT; 914 } else { 915 memcpy(dst, src, len); 916 } 917 } 918 } 919 920 for (i = 0; i < FASTRPC_MAX_FDLIST; i++) { 921 if (!fdlist[i]) 922 break; > 923 if (!fastrpc_map_find(fl, (int)fdlist[i], &mmap)) 924 fastrpc_map_put(mmap); 925 } 926 927 return 0; 928 } 929 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org