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 65853C25B0C for ; Mon, 8 Aug 2022 16:42:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234259AbiHHQmh (ORCPT ); Mon, 8 Aug 2022 12:42:37 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37550 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233770AbiHHQme (ORCPT ); Mon, 8 Aug 2022 12:42:34 -0400 Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6D86C1115A for ; Mon, 8 Aug 2022 09:42:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1659976953; x=1691512953; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=avnfgzlfEoQCmF7FBMt8PwIoOSWbRaTT4jZrOJgNx6U=; b=FSaXx4MQ7XGyVTuU05ZQLjZIfnjazHTNo9FKUVwEycuxc0VUXOc7vNQe XfFwR1d8OiWdEKVrFLZGSGgNRZMW2VvmBqvkXDn98Y2KrjqUBtj/ALNxX SO2/HpZUJnJBrwsIudIn4BdUlzPHpkwP500vrOZgCKFP1mM4BcS/CWv34 ybb9MTzIMY/NneW3HTYg+fCyCfunb5YR0OXFIozAk56TlvE81/RPVtLcs zW9Y5F5Z/jNB/PDcMLCwQvqucwu3sTp1jwVFDqRVQOc/TlUsKOX9bwRvb 6xFxwZmSllLZJr5bBl8PAglywJIamZ+5NUQ8nHquYyG+YGoAOgkuuxaqy Q==; X-IronPort-AV: E=McAfee;i="6400,9594,10433"; a="290646179" X-IronPort-AV: E=Sophos;i="5.93,222,1654585200"; d="scan'208";a="290646179" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Aug 2022 09:42:32 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.93,222,1654585200"; d="scan'208";a="637373638" Received: from lkp-server01.sh.intel.com (HELO e0eace57cfef) ([10.239.97.150]) by orsmga001.jf.intel.com with ESMTP; 08 Aug 2022 09:42:30 -0700 Received: from kbuild by e0eace57cfef with local (Exim 4.96) (envelope-from ) id 1oL5pl-000MQX-1O; Mon, 08 Aug 2022 16:42:29 +0000 Date: Tue, 9 Aug 2022 00:42:17 +0800 From: kernel test robot To: Chengming Zhou , mingo@redhat.com, peterz@infradead.org, juri.lelli@redhat.com, vincent.guittot@linaro.org, dietmar.eggemann@arm.com, rostedt@goodmis.org, bsegall@google.com, vschneid@redhat.com Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Chengming Zhou Subject: Re: [PATCH v4 7/9] sched/fair: allow changing cgroup of new forked task Message-ID: <202208090027.Lo1M3CoX-lkp@intel.com> References: <20220808125745.22566-8-zhouchengming@bytedance.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220808125745.22566-8-zhouchengming@bytedance.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Chengming, Thank you for the patch! Yet something to improve: [auto build test ERROR on tip/sched/core] [also build test ERROR on linus/master next-20220808] [cannot apply to v5.19] [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/Chengming-Zhou/sched-fair-task-load-tracking-optimization-and-cleanup/20220808-210012 base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 8648f92a66a323ed01903d2cbb248cdbe2f312d9 config: um-i386_defconfig (https://download.01.org/0day-ci/archive/20220809/202208090027.Lo1M3CoX-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/05baf61c579ea60e2b6447a012edcc5bf5f43835 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Chengming-Zhou/sched-fair-task-load-tracking-optimization-and-cleanup/20220808-210012 git checkout 05baf61c579ea60e2b6447a012edcc5bf5f43835 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=um SUBARCH=i386 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 'task_change_group_fair': >> kernel/sched/fair.c:11676:27: error: 'se' undeclared (first use in this function); did you mean 'sem'? 11676 | if (!p->on_rq && !se->sum_exec_runtime) | ^~ | sem kernel/sched/fair.c:11676:27: note: each undeclared identifier is reported only once for each function it appears in vim +11676 kernel/sched/fair.c 11668 11669 #ifdef CONFIG_FAIR_GROUP_SCHED 11670 static void task_change_group_fair(struct task_struct *p) 11671 { 11672 /* 11673 * We couldn't detach or attach a forked task which 11674 * hasn't been woken up by wake_up_new_task(). 11675 */ 11676 if (!p->on_rq && !se->sum_exec_runtime) 11677 return; 11678 11679 detach_task_cfs_rq(p); 11680 -- 0-DAY CI Kernel Test Service https://01.org/lkp