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From: Aaron Lu <ziqianlu@bytedance.com>
To: kernel test robot <lkp@intel.com>
Cc: Valentin Schneider <vschneid@redhat.com>,
	Ben Segall <bsegall@google.com>,
	K Prateek Nayak <kprateek.nayak@amd.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Chengming Zhou <chengming.zhou@linux.dev>,
	Josh Don <joshdon@google.com>, Ingo Molnar <mingo@redhat.com>,
	Vincent Guittot <vincent.guittot@linaro.org>,
	Xi Wang <xii@google.com>,
	oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org,
	Juri Lelli <juri.lelli@redhat.com>,
	Dietmar Eggemann <dietmar.eggemann@arm.com>,
	Steven Rostedt <rostedt@goodmis.org>,
	Mel Gorman <mgorman@suse.de>,
	Chuyi Zhou <zhouchuyi@bytedance.com>,
	Jan Kiszka <jan.kiszka@siemens.com>,
	Florian Bezdeka <florian.bezdeka@siemens.com>,
	Songtang Liu <liusongtang@bytedance.com>
Subject: Re: [PATCH v3 3/5] sched/fair: Switch to task based throttle model
Date: Thu, 17 Jul 2025 11:52:43 +0800	[thread overview]
Message-ID: <20250717035243.GC32@bytedance> (raw)
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 <lkp@intel.com>
> | 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

  reply	other threads:[~2025-07-17  3:52 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-07-15  7:16 [PATCH v3 0/5] Defer throttle when task exits to user Aaron Lu
2025-07-15  7:16 ` [PATCH v3 1/5] sched/fair: Add related data structure for task based throttle Aaron Lu
2025-07-15  7:16 ` [PATCH v3 2/5] sched/fair: Implement throttle task work and related helpers Aaron Lu
2025-07-15  7:16 ` [PATCH v3 3/5] sched/fair: Switch to task based throttle model Aaron Lu
2025-07-15 23:29   ` kernel test robot
2025-07-16  6:57     ` Aaron Lu
2025-07-16  7:40       ` Philip Li
2025-07-16 11:15         ` [PATCH v3 update " Aaron Lu
2025-07-16 11:27       ` [PATCH v3 " Peter Zijlstra
2025-07-16 15:20   ` kernel test robot
2025-07-17  3:52     ` Aaron Lu [this message]
2025-07-23  8:21       ` Oliver Sang
2025-07-23 10:08         ` Aaron Lu
2025-08-08  9:12   ` Valentin Schneider
2025-08-08 10:13     ` Aaron Lu
2025-08-08 11:45       ` Valentin Schneider
2025-08-12  8:48         ` Aaron Lu
2025-08-14 15:54           ` Valentin Schneider
2025-08-15  9:30             ` Aaron Lu
2025-08-22 11:07               ` Aaron Lu
2025-09-03  7:14                 ` Aaron Lu
2025-09-03  9:11                   ` K Prateek Nayak
2025-09-03 10:11                     ` Aaron Lu
2025-09-03 10:31                       ` K Prateek Nayak
2025-09-03 11:35                         ` Aaron Lu
2025-09-04  7:33                           ` Bezdeka, Florian
2025-09-04  8:26                             ` K Prateek Nayak
2025-09-04  8:40                             ` Aaron Lu
2025-08-28  3:50         ` Aaron Lu
2025-08-17  8:50   ` Chen, Yu C
2025-08-18  2:50     ` Aaron Lu
2025-08-18  3:10       ` Chen, Yu C
2025-08-18  3:12       ` Aaron Lu
2025-07-15  7:16 ` [PATCH v3 4/5] sched/fair: Task based throttle time accounting Aaron Lu
2025-08-18 14:57   ` Valentin Schneider
2025-08-19  9:34     ` Aaron Lu
2025-08-19 14:09       ` Valentin Schneider
2025-08-26 14:10       ` Michal Koutný
2025-08-27 15:16         ` Valentin Schneider
2025-08-28  6:06         ` Aaron Lu
2025-08-26  9:15     ` Aaron Lu
2025-07-15  7:16 ` [PATCH v3 5/5] sched/fair: Get rid of throttled_lb_pair() Aaron Lu
2025-07-15  7:22 ` [PATCH v3 0/5] Defer throttle when task exits to user Aaron Lu
2025-08-01 14:31 ` Matteo Martelli
2025-08-04  7:52   ` Aaron Lu
2025-08-04 11:18     ` Valentin Schneider
2025-08-04 11:56       ` Aaron Lu
2025-08-08 16:37     ` Matteo Martelli
2025-08-04  8:51 ` K Prateek Nayak
2025-08-04 11:48   ` Aaron Lu
2025-08-27 14:58 ` Valentin Schneider

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