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 9C219C19F2D for ; Tue, 9 Aug 2022 16:15:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243144AbiHIQPB (ORCPT ); Tue, 9 Aug 2022 12:15:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35972 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244345AbiHIQO4 (ORCPT ); Tue, 9 Aug 2022 12:14:56 -0400 Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9629520185 for ; Tue, 9 Aug 2022 09:14:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1660061695; x=1691597695; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=Db+20hz4Jvt9aAulGa5NPWLwUz6HQDnkG0RPi62lamg=; b=Yn6+YVPcKuzN5A8z3vdKUi019s4DwK/xL86LNXIj8D6WnYX3GK0/c8t7 TBMP/g2otvU/z9ECUNnYnuNHHTJm7/pr+hubo7gDH0UJvtmkr4JC4QZKw gfc07v+VcofoqM73oyZ7fQ2Hw/oP6w1DpK7Mtc11VYBA00kOFLmoYoXzY oicRkzhHBCcUxBKBFU/xwZBDt8PUwyKp8KcWQst9LHxZ3bPBVJBC5iXL+ E0vQHamwhaEdg24xSVmsGrfmtAQnQWpSJOiro+9JJGB7iN3diJZwn0Ujl 3o6k5/9hICb7jJxNVCbE6i8PjrbwA82DGbGCjlx0YIN+wtVdw1k7jT9YE A==; X-IronPort-AV: E=McAfee;i="6400,9594,10434"; a="291660511" X-IronPort-AV: E=Sophos;i="5.93,224,1654585200"; d="scan'208";a="291660511" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Aug 2022 09:14:55 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,224,1654585200"; d="scan'208";a="637772441" Received: from lkp-server01.sh.intel.com (HELO e0eace57cfef) ([10.239.97.150]) by orsmga001.jf.intel.com with ESMTP; 09 Aug 2022 09:14:52 -0700 Received: from kbuild by e0eace57cfef with local (Exim 4.96) (envelope-from ) id 1oLRsZ-000N3i-1V; Tue, 09 Aug 2022 16:14:51 +0000 Date: Wed, 10 Aug 2022 00:14:15 +0800 From: kernel test robot To: zhangsong , mingo@redhat.com, peterz@infradead.org, juri.lelli@redhat.com, vincent.guittot@linaro.org Cc: kbuild-all@lists.01.org, dietmar.eggemann@arm.com, rostedt@goodmis.org, bsegall@google.com, mgorman@suse.de, bristot@redhat.com, vschneid@redhat.com, linux-kernel@vger.kernel.org, zhangsong Subject: Re: [PATCH] sched/fair: Introduce priority load balance to reduce interference from IDLE tasks Message-ID: <202208100012.psioE872-lkp@intel.com> References: <20220809132945.3710583-1-zhangsong34@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220809132945.3710583-1-zhangsong34@huawei.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi zhangsong, Thank you for the patch! Yet something to improve: [auto build test ERROR on tip/sched/core] [also build test ERROR on linus/master v5.19 next-20220809] [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/zhangsong/sched-fair-Introduce-priority-load-balance-to-reduce-interference-from-IDLE-tasks/20220809-213204 base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 8648f92a66a323ed01903d2cbb248cdbe2f312d9 config: um-x86_64_defconfig (https://download.01.org/0day-ci/archive/20220810/202208100012.psioE872-lkp@intel.com/config) compiler: gcc-11 (Debian 11.3.0-3) 11.3.0 reproduce (this is a W=1 build): # https://github.com/intel-lab-lkp/linux/commit/20ac252fc4280e5b1a45070d722c7edc0695088b git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review zhangsong/sched-fair-Introduce-priority-load-balance-to-reduce-interference-from-IDLE-tasks/20220809-213204 git checkout 20ac252fc4280e5b1a45070d722c7edc0695088b # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=um SUBARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot All errors (new ones prefixed by >>): kernel/sched/fair.c:672:5: warning: no previous prototype for 'sched_update_scaling' [-Wmissing-prototypes] 672 | int sched_update_scaling(void) | ^~~~~~~~~~~~~~~~~~~~ kernel/sched/fair.c: In function 'adjust_rq_cfs_tasks': >> kernel/sched/fair.c:3045:48: error: 'struct rq' has no member named 'cfs_idle_tasks' 3045 | (*list_op)(&se->group_node, &rq->cfs_idle_tasks); | ^~ >> kernel/sched/fair.c:3047:48: error: 'struct rq' has no member named 'cfs_tasks' 3047 | (*list_op)(&se->group_node, &rq->cfs_tasks); | ^~ At top level: kernel/sched/fair.c:3038:1: warning: 'adjust_rq_cfs_tasks' defined but not used [-Wunused-function] 3038 | adjust_rq_cfs_tasks(void (*list_op)(struct list_head *, struct list_head *), | ^~~~~~~~~~~~~~~~~~~ vim +3045 kernel/sched/fair.c 3036 3037 static void 3038 adjust_rq_cfs_tasks(void (*list_op)(struct list_head *, struct list_head *), 3039 struct rq *rq, 3040 struct sched_entity *se) 3041 { 3042 struct cfs_rq *cfs_rq = cfs_rq_of(se); 3043 3044 if (task_has_idle_policy(task_of(se)) || tg_is_idle(cfs_rq->tg)) > 3045 (*list_op)(&se->group_node, &rq->cfs_idle_tasks); 3046 else > 3047 (*list_op)(&se->group_node, &rq->cfs_tasks); 3048 } 3049 -- 0-DAY CI Kernel Test Service https://01.org/lkp