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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id CA7A1C43334 for ; Mon, 18 Jul 2022 16:51:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=LLHJYvT5TkHkhKNGjWtEjDSlNJdrpPX+FIuUxEFVxqE=; b=Gu1fjA6enGdVPr yqcyy3q4pApD69/B4UFAiZYQKrdoDXn9urPxS2XbrMIqss7Y813zPLJ+D2gLgZThdCLALZWoc6O2O k4dqj6ZCiyRKarjrSTDevOmgt8Cysij1xYmpaRBA+nxK8eD4O2PoPSNmgI5rZ6UWCPMk+OXA7uSuM TdON6seQpl01mmvg8P373zurVZFyu/BKZgUbf8n12xBQ4HuYSttSeeLUjsLwbsvhl0LbZCgVaVCvs eVeHL/H8EOeBOB9Qno70stoCShwtBZthrb9SLEbksMlKtxsh1BLgTDEGaAC09KcEpcmL5WwwlJgDf 7inVQNJaV5eCt3eMiztQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oDTxB-00Grgx-Ah; Mon, 18 Jul 2022 16:50:41 +0000 Received: from mga18.intel.com ([134.134.136.126]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oDTx6-00Grd1-PI for linux-arm-kernel@lists.infradead.org; Mon, 18 Jul 2022 16:50:38 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1658163036; x=1689699036; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=aDYDoczxu1m1tRoXPPkFOqlqcyRfDMtpX4LWYu0EDbE=; b=fI0nCCIwLqoTqu96LF+5V8MqVLdi9V4yrM8BaLKrOd386WOg7AYCbTtH 6DBEmHDd3TXEkMOO3j1mJ1Z7kH7GUympwmqHtH3kCsOFa7ppUkALfTi1X HjEMawQdeaUsNSTeagJ9toibEuGrXlspNeaMVGAk3MplgYSJQ27rPUKxA 0FJmwi0QgsZZ9RL4GOrPwzCtSSow9G2yAHUQhyJTI9yjtP8MkuVu1Ne1z WwYTxh1wa85FAs6a6u+cumEHQg9PU0vd/94k3OV0CNlh2IZIYpFhZoi3h u9nHFauhs8vDi7uAqV9SLI46Adpi7kLXjVdMzvE0DS5Pqh42UAQtqKe6C Q==; X-IronPort-AV: E=McAfee;i="6400,9594,10412"; a="269292359" X-IronPort-AV: E=Sophos;i="5.92,281,1650956400"; d="scan'208";a="269292359" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Jul 2022 09:50:33 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.92,281,1650956400"; d="scan'208";a="665086008" Received: from lkp-server02.sh.intel.com (HELO ff137eb26ff1) ([10.239.97.151]) by fmsmga004.fm.intel.com with ESMTP; 18 Jul 2022 09:50:31 -0700 Received: from kbuild by ff137eb26ff1 with local (Exim 4.95) (envelope-from ) id 1oDTx0-0004Zy-MN; Mon, 18 Jul 2022 16:50:30 +0000 Date: Tue, 19 Jul 2022 00:50:23 +0800 From: kernel test robot To: Nick Desaulniers Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, Arnd Bergmann , Nathan Chancellor , Miguel Ojeda , Ard Biesheuval , Nick Desaulniers , Gary Guo , Russell King , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] arm: lib: implement aeabi_uldivmod via div64_u64_rem Message-ID: <202207190057.1gn0emAr-lkp@intel.com> References: <20220716001616.4052225-1-ndesaulniers@google.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20220716001616.4052225-1-ndesaulniers@google.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220718_095036_931245_7BAD306A X-CRM114-Status: GOOD ( 16.37 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi Nick, I love your patch! Perhaps something to improve: [auto build test WARNING on soc/for-next] [also build test WARNING on arm/for-next linus/master v5.19-rc7 next-20220718] [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/Nick-Desaulniers/arm-lib-implement-aeabi_uldivmod-via-div64_u64_rem/20220716-231205 base: https://git.kernel.org/pub/scm/linux/kernel/git/soc/soc.git for-next config: arm-ixp4xx_defconfig (https://download.01.org/0day-ci/archive/20220719/202207190057.1gn0emAr-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project d74b88c69dc2644bd0dc5d64e2d7413a0d4040e5) 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 # install arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi # https://github.com/intel-lab-lkp/linux/commit/f0441d7a00899e433705accb0da58c94f4ff8808 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Nick-Desaulniers/arm-lib-implement-aeabi_uldivmod-via-div64_u64_rem/20220716-231205 git checkout f0441d7a00899e433705accb0da58c94f4ff8808 # 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=arm SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> arch/arm/lib/aeabi_uldivmod.c:17:15: warning: no previous prototype for function '__aeabi_uldivmod' [-Wmissing-prototypes] struct result __aeabi_uldivmod(u64 numerator, u64 denominator) ^ arch/arm/lib/aeabi_uldivmod.c:17:1: note: declare 'static' if the function is not intended to be used outside of this translation unit struct result __aeabi_uldivmod(u64 numerator, u64 denominator) ^ static 1 warning generated. vim +/__aeabi_uldivmod +17 arch/arm/lib/aeabi_uldivmod.c 16 > 17 struct result __aeabi_uldivmod(u64 numerator, u64 denominator) -- 0-DAY CI Kernel Test Service https://01.org/lkp _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel