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Wed, 16 Jul 2025 20:52:53 -0700 (PDT) Date: Thu, 17 Jul 2025 11:52:43 +0800 From: Aaron Lu To: kernel test robot Cc: Valentin Schneider , Ben Segall , K Prateek Nayak , Peter Zijlstra , Chengming Zhou , Josh Don , Ingo Molnar , Vincent Guittot , Xi Wang , oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Juri Lelli , Dietmar Eggemann , Steven Rostedt , Mel Gorman , Chuyi Zhou , Jan Kiszka , Florian Bezdeka , Songtang Liu Subject: Re: [PATCH v3 3/5] sched/fair: Switch to task based throttle model Message-ID: <20250717035243.GC32@bytedance> References: <20250715071658.267-4-ziqianlu@bytedance.com> <202507162238.qiw7kyu0-lkp@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <202507162238.qiw7kyu0-lkp@intel.com> On Wed, Jul 16, 2025 at 11:20:55PM +0800, kernel test robot wrote: > Hi Aaron, > > kernel test robot noticed the following build warnings: > > [auto build test WARNING on tip/sched/core] > [also build test WARNING on next-20250716] > [cannot apply to linus/master v6.16-rc6] > [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/Aaron-Lu/sched-fair-Add-related-data-structure-for-task-based-throttle/20250715-152307 > base: tip/sched/core > patch link: https://lore.kernel.org/r/20250715071658.267-4-ziqianlu%40bytedance.com > patch subject: [PATCH v3 3/5] sched/fair: Switch to task based throttle model > config: xtensa-randconfig-r121-20250716 (https://download.01.org/0day-ci/archive/20250716/202507162238.qiw7kyu0-lkp@intel.com/config) > compiler: xtensa-linux-gcc (GCC) 8.5.0 > reproduce: (https://download.01.org/0day-ci/archive/20250716/202507162238.qiw7kyu0-lkp@intel.com/reproduce) > > If you fix the issue in a separate patch/commit (i.e. not just a new version of > the same patch/commit), kindly add following tags > | Reported-by: kernel test robot > | Closes: https://lore.kernel.org/oe-kbuild-all/202507162238.qiw7kyu0-lkp@intel.com/ > > sparse warnings: (new ones prefixed by >>) > kernel/sched/core.c: note: in included file (through arch/xtensa/include/asm/bitops.h, include/linux/bitops.h, include/linux/thread_info.h, ...): > arch/xtensa/include/asm/processor.h:105:2: sparse: sparse: Unsupported xtensa ABI > arch/xtensa/include/asm/processor.h:135:2: sparse: sparse: Unsupported Xtensa ABI > kernel/sched/core.c: note: in included file: > >> kernel/sched/sched.h:741:44: sparse: sparse: dubious one-bit signed bitfield Same problem as last report. I've downloaded this compiler from kernel.org and confirmed there is no such warnings after using bool. Thanks, Aaron