From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A645A635 for ; Fri, 8 Jul 2022 02:57:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1657249059; x=1688785059; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=5GVsY9AY9TffAdZABFROe8l/VfJWEHMR67/Fkl9Hspw=; b=F+BoWTQ4cgraVF55etX1wnAV/yuyzACBQFB5TdESUSTeD4AuYydbLIJw OPJETDtEOnjX/u3RROjZ7kFb60tML212YSinjZj78L2tdpYDgwRnUgY1f i28G/f6CHa4ylLILIh2KnpHy0f4RlMVPTnX86IfRkmx27nCeEKv6WwCxV gOEqsLDqCprUjWfEiRfeAIlgb3ZyWQc6oU4+3vmHVKAkccUNR/joqlG4Z Kmfq2MYZnY6zyAflE0NzDQLOP+pB2/6cC7O3LnhUJMy3eGGSkfEDtECAy If5OdGmSuWDFGz/2G9ay7nUEV8KtrDnEmfTc8KR46NzDvfg7mURHaNmXR A==; X-IronPort-AV: E=McAfee;i="6400,9594,10401"; a="348157722" X-IronPort-AV: E=Sophos;i="5.92,254,1650956400"; d="scan'208";a="348157722" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Jul 2022 19:57:38 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.92,254,1650956400"; d="scan'208";a="621041997" Received: from lkp-server01.sh.intel.com (HELO 68b931ab7ac1) ([10.239.97.150]) by orsmga008.jf.intel.com with ESMTP; 07 Jul 2022 19:57:22 -0700 Received: from kbuild by 68b931ab7ac1 with local (Exim 4.95) (envelope-from ) id 1o9eBF-000MqY-9n; Fri, 08 Jul 2022 02:57:21 +0000 Date: Fri, 8 Jul 2022 10:56:27 +0800 From: kernel test robot To: Qi Zheng Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org Subject: Re: [RFC PATCH 1/2] arm64: run softirqs on the per-CPU IRQ stack Message-ID: <202207081057.tTnVo798-lkp@intel.com> References: <20220707110511.52129-2-zhengqi.arch@bytedance.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220707110511.52129-2-zhengqi.arch@bytedance.com> Hi Qi, [FYI, it's a private test report for your RFC patch.] [auto build test WARNING on arm64/for-next/core] [also build test WARNING on next-20220707] [cannot apply to linus/master v5.19-rc5] [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/Qi-Zheng/arm64-run-softirqs-on-the-per-CPU-IRQ-stack/20220707-190735 base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core config: arm64-buildonly-randconfig-r001-20220707 (https://download.01.org/0day-ci/archive/20220708/202207081057.tTnVo798-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 562c3467a6738aa89203f72fc1d1343e5baadf3c) 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 arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu # https://github.com/intel-lab-lkp/linux/commit/7e4c2b77e107babc244e0f0e6568ed0af50f06b3 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Qi-Zheng/arm64-run-softirqs-on-the-per-CPU-IRQ-stack/20220707-190735 git checkout 7e4c2b77e107babc244e0f0e6568ed0af50f06b3 # 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=arm64 SHELL=/bin/bash arch/arm64/kernel/ If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> arch/arm64/kernel/irq.c:80:6: warning: no previous prototype for function 'do_softirq_own_stack' [-Wmissing-prototypes] void do_softirq_own_stack(void) ^ arch/arm64/kernel/irq.c:80:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void do_softirq_own_stack(void) ^ static arch/arm64/kernel/irq.c:118:13: warning: no previous prototype for function 'init_IRQ' [-Wmissing-prototypes] void __init init_IRQ(void) ^ arch/arm64/kernel/irq.c:118:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void __init init_IRQ(void) ^ static 2 warnings generated. vim +/do_softirq_own_stack +80 arch/arm64/kernel/irq.c 79 > 80 void do_softirq_own_stack(void) 81 { 82 call_on_irq_stack(NULL, ____do_softirq); 83 } 84 -- 0-DAY CI Kernel Test Service https://01.org/lkp