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 586F5C77B7A for ; Thu, 1 Jun 2023 17:16:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232579AbjFARQj (ORCPT ); Thu, 1 Jun 2023 13:16:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53802 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229899AbjFARQh (ORCPT ); Thu, 1 Jun 2023 13:16:37 -0400 Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1DD75E2; Thu, 1 Jun 2023 10:16:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1685639796; x=1717175796; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=UlXomx0LpGtimrE1GNCoJHUNdcnqBvFlD2s/tho2i9E=; b=hUzL8hausZ/ahyVFNoNSlL0APs2wepS2dz/5JuUTpdyDDmZ1lWas0d4G 3Xmo/Z/p2/5TnzkB/2YrmU69qWut6qyLXI1kf9GMZCroZEucJleOW8k3v MNfmx8aST06cONcXn7U3W7SGqBvJNGrkwmxWRoC2Xl5P47uFmFziye53C mvOxva0jZbxuXMsevUkcL7IbwiUGOnw8vsSbCSn5+q/ysnJFghoDEwUSc VD5rHFfbW3e7NfDyIPofkx3Dwfbf5q1xfa5eDi12ud6eai43ZGUPNzvWD X36f7AbQbNrmdbEqXxey8pOfo3x9uFEiewJCOtA/n84mDVY96pMzEa//s w==; X-IronPort-AV: E=McAfee;i="6600,9927,10728"; a="335244925" X-IronPort-AV: E=Sophos;i="6.00,210,1681196400"; d="scan'208";a="335244925" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Jun 2023 10:16:35 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10728"; a="1037583743" X-IronPort-AV: E=Sophos;i="6.00,210,1681196400"; d="scan'208";a="1037583743" Received: from lkp-server01.sh.intel.com (HELO fb1ced2c09fb) ([10.239.97.150]) by fmsmga005.fm.intel.com with ESMTP; 01 Jun 2023 10:16:33 -0700 Received: from kbuild by fb1ced2c09fb with local (Exim 4.96) (envelope-from ) id 1q4lua-0002WN-2m; Thu, 01 Jun 2023 17:16:32 +0000 Date: Fri, 2 Jun 2023 01:15:40 +0800 From: kernel test robot To: Frederic Weisbecker , "Paul E . McKenney" Cc: oe-kbuild-all@lists.linux.dev, LKML , Frederic Weisbecker , rcu , Uladzislau Rezki , Neeraj Upadhyay , Joel Fernandes , Giovanni Gherdovich Subject: Re: [PATCH 3/9] rcu: Rename jiffies_till_flush to jiffies_lazy_flush Message-ID: <202306020130.M1c0QAFE-lkp@intel.com> References: <20230531101736.12981-4-frederic@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230531101736.12981-4-frederic@kernel.org> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Frederic, kernel test robot noticed the following build warnings: [auto build test WARNING on paulmck-rcu/dev] [also build test WARNING on linus/master v6.4-rc4 next-20230601] [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/Frederic-Weisbecker/rcu-Assume-IRQS-disabled-from-rcu_report_dead/20230531-182004 base: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev patch link: https://lore.kernel.org/r/20230531101736.12981-4-frederic%40kernel.org patch subject: [PATCH 3/9] rcu: Rename jiffies_till_flush to jiffies_lazy_flush config: arc-allyesconfig (https://download.01.org/0day-ci/archive/20230602/202306020130.M1c0QAFE-lkp@intel.com/config) compiler: arceb-elf-gcc (GCC) 12.3.0 reproduce (this is a W=1 build): mkdir -p ~/bin 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/c07a1bea9df8b80429d4e24052d83de94f5ee160 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Frederic-Weisbecker/rcu-Assume-IRQS-disabled-from-rcu_report_dead/20230531-182004 git checkout c07a1bea9df8b80429d4e24052d83de94f5ee160 # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.3.0 ~/bin/make.cross W=1 O=build_dir ARCH=arc olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.3.0 ~/bin/make.cross W=1 O=build_dir ARCH=arc SHELL=/bin/bash kernel/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202306020130.M1c0QAFE-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from kernel/rcu/tree.c:5018: >> kernel/rcu/tree_nocb.h:271:6: warning: no previous prototype for 'rcu_lazy_set_jiffies_lazy_flush' [-Wmissing-prototypes] 271 | void rcu_lazy_set_jiffies_lazy_flush(unsigned long jif) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >> kernel/rcu/tree_nocb.h:277:15: warning: no previous prototype for 'rcu_lazy_get_jiffies_lazy_flush' [-Wmissing-prototypes] 277 | unsigned long rcu_lazy_get_jiffies_lazy_flush(void) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/rcu_lazy_set_jiffies_lazy_flush +271 kernel/rcu/tree_nocb.h 268 269 #ifdef CONFIG_RCU_LAZY 270 // To be called only from test code. > 271 void rcu_lazy_set_jiffies_lazy_flush(unsigned long jif) 272 { 273 jiffies_lazy_flush = jif; 274 } 275 EXPORT_SYMBOL(rcu_lazy_set_jiffies_lazy_flush); 276 > 277 unsigned long rcu_lazy_get_jiffies_lazy_flush(void) 278 { 279 return jiffies_lazy_flush; 280 } 281 EXPORT_SYMBOL(rcu_lazy_get_jiffies_lazy_flush); 282 #endif 283 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki