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 E4BFDC433F5 for ; Tue, 15 Feb 2022 07:47:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234915AbiBOHsD (ORCPT ); Tue, 15 Feb 2022 02:48:03 -0500 Received: from mxb-00190b01.gslb.pphosted.com ([23.128.96.19]:36280 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232017AbiBOHrw (ORCPT ); Tue, 15 Feb 2022 02:47:52 -0500 Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 32F1E8A302; Mon, 14 Feb 2022 23:47:43 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1644911263; x=1676447263; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=y0bK4/YVa6yni5c6SCvDJQZbNovCVQ7HiRI/cjiwXe8=; b=ROMjvbYY1zK31QO1CAh8EdQNq93w9bltIoJWgTQgUCGmRgZRwgbr4fIS Bo2LfmFcyG9SybAFkOFToc3BRU2jQVlnSGSF+TYMsQL0UCEhGEjiP8NYo we1MR5YvdPeOJLBFzttCB3BClvdCvxC18EYmFUwHum80z7bI/mLU5bMZ8 IjhiS/sLCbyrADt044V9NWPwoLhW9qdK0UUEPWplmIZLNGp/Ww6FwB67B 0thq6IKEdCZB3nUlLG3IDr4mI/PsEoHRw7f8PZ6gQ5u6jbHKFj1Ikitna kkCQhs2oXAWCKzp0aDgMFJA2LmvkfVJbik7Q1DWDYc7tpsoRaO/yMTHQb Q==; X-IronPort-AV: E=McAfee;i="6200,9189,10258"; a="237683108" X-IronPort-AV: E=Sophos;i="5.88,370,1635231600"; d="scan'208";a="237683108" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 14 Feb 2022 23:47:42 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,370,1635231600"; d="scan'208";a="486016918" Received: from lkp-server01.sh.intel.com (HELO d95dc2dabeb1) ([10.239.97.150]) by orsmga003.jf.intel.com with ESMTP; 14 Feb 2022 23:47:40 -0800 Received: from kbuild by d95dc2dabeb1 with local (Exim 4.92) (envelope-from ) id 1nJsYl-0009Qk-A6; Tue, 15 Feb 2022 07:47:39 +0000 Date: Tue, 15 Feb 2022 15:47:16 +0800 From: kernel test robot To: Zhen Ni , mingo@redhat.com, peterz@infradead.org, juri.lelli@redhat.com, vincent.guittot@linaro.org, mcgrof@kernel.org, keescook@chromium.org Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, Zhen Ni Subject: Re: [PATCH 3/8] sched: Move rt_period/runtime sysctls to rt.c Message-ID: <202202151509.TszSxsaB-lkp@intel.com> References: <20220215052214.5286-4-nizhen@uniontech.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220215052214.5286-4-nizhen@uniontech.com> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Zhen, Thank you for the patch! Yet something to improve: [auto build test ERROR on tip/sched/core] [also build test ERROR on linus/master kees/for-next/pstore v5.17-rc4] [cannot apply to next-20220214] [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/Zhen-Ni/sched-Move-a-series-of-sysctls-starting-with-sys-kernel-sched_/20220215-132416 base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 3624ba7b5e2acc02b01301ea5fd3534971eb9896 config: parisc-randconfig-r023-20220214 (https://download.01.org/0day-ci/archive/20220215/202202151509.TszSxsaB-lkp@intel.com/config) compiler: hppa-linux-gcc (GCC) 11.2.0 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/0day-ci/linux/commit/f93266963b3b3629980fa3384a5e37fd13f4c350 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Zhen-Ni/sched-Move-a-series-of-sysctls-starting-with-sys-kernel-sched_/20220215-132416 git checkout f93266963b3b3629980fa3384a5e37fd13f4c350 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=parisc SHELL=/bin/bash kernel/rcu/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): kernel/rcu/rcutorture.c: In function 'rcu_torture_disable_rt_throttle': >> kernel/rcu/rcutorture.c:921:26: error: 'sysctl_sched_rt_runtime' undeclared (first use in this function); did you mean 'sysctl_sched_rr_timeslice'? 921 | old_rt_runtime = sysctl_sched_rt_runtime; | ^~~~~~~~~~~~~~~~~~~~~~~ | sysctl_sched_rr_timeslice kernel/rcu/rcutorture.c:921:26: note: each undeclared identifier is reported only once for each function it appears in kernel/rcu/rcutorture.c: In function 'rcu_torture_enable_rt_throttle': kernel/rcu/rcutorture.c:930:9: error: 'sysctl_sched_rt_runtime' undeclared (first use in this function); did you mean 'sysctl_sched_rr_timeslice'? 930 | sysctl_sched_rt_runtime = old_rt_runtime; | ^~~~~~~~~~~~~~~~~~~~~~~ | sysctl_sched_rr_timeslice vim +921 kernel/rcu/rcutorture.c 450efca7182a51 Joel Fernandes (Google 2018-06-10 909) 450efca7182a51 Joel Fernandes (Google 2018-06-10 910) static void rcu_torture_disable_rt_throttle(void) 450efca7182a51 Joel Fernandes (Google 2018-06-10 911) { 450efca7182a51 Joel Fernandes (Google 2018-06-10 912) /* 450efca7182a51 Joel Fernandes (Google 2018-06-10 913) * Disable RT throttling so that rcutorture's boost threads don't get 450efca7182a51 Joel Fernandes (Google 2018-06-10 914) * throttled. Only possible if rcutorture is built-in otherwise the 450efca7182a51 Joel Fernandes (Google 2018-06-10 915) * user should manually do this by setting the sched_rt_period_us and 450efca7182a51 Joel Fernandes (Google 2018-06-10 916) * sched_rt_runtime sysctls. 450efca7182a51 Joel Fernandes (Google 2018-06-10 917) */ 450efca7182a51 Joel Fernandes (Google 2018-06-10 918) if (!IS_BUILTIN(CONFIG_RCU_TORTURE_TEST) || old_rt_runtime != -1) 450efca7182a51 Joel Fernandes (Google 2018-06-10 919) return; 450efca7182a51 Joel Fernandes (Google 2018-06-10 920) 450efca7182a51 Joel Fernandes (Google 2018-06-10 @921) old_rt_runtime = sysctl_sched_rt_runtime; 450efca7182a51 Joel Fernandes (Google 2018-06-10 922) sysctl_sched_rt_runtime = -1; 450efca7182a51 Joel Fernandes (Google 2018-06-10 923) } 450efca7182a51 Joel Fernandes (Google 2018-06-10 924) --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org