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Message-ID: <202311050844.d45KQ8sK-lkp@intel.com>
Date: Sun, 5 Nov 2023 08:55:10 +0800
From: kernel test robot <lkp@...el.com>
To: Daniel Bristot de Oliveira <bristot@...nel.org>,
Ingo Molnar <mingo@...hat.com>,
Peter Zijlstra <peterz@...radead.org>,
Juri Lelli <juri.lelli@...hat.com>,
Vincent Guittot <vincent.guittot@...aro.org>
Cc: oe-kbuild-all@...ts.linux.dev,
Dietmar Eggemann <dietmar.eggemann@....com>,
Steven Rostedt <rostedt@...dmis.org>,
Ben Segall <bsegall@...gle.com>, Mel Gorman <mgorman@...e.de>,
Daniel Bristot de Oliveira <bristot@...hat.com>,
Valentin Schneider <vschneid@...hat.com>,
linux-kernel@...r.kernel.org,
Luca Abeni <luca.abeni@...tannapisa.it>,
Tommaso Cucinotta <tommaso.cucinotta@...tannapisa.it>,
Thomas Gleixner <tglx@...utronix.de>,
Joel Fernandes <joel@...lfernandes.org>,
Vineeth Pillai <vineeth@...byteword.org>,
Shuah Khan <skhan@...uxfoundation.org>, bristot@...nel.org,
Phil Auld <pauld@...hat.com>
Subject: Re: [PATCH v5 7/7] sched/fair: Fair server interface
Hi Daniel,
kernel test robot noticed the following build warnings:
[auto build test WARNING on tip/sched/core]
[also build test WARNING on tip/master linus/master next-20231103]
[cannot apply to tip/auto-latest v6.6]
[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/Daniel-Bristot-de-Oliveira/sched-Unify-runtime-accounting-across-classes/20231104-201952
base: tip/sched/core
patch link: https://lore.kernel.org/r/26adad2378c8b15533e4f6216c2863341e587f57.1699095159.git.bristot%40kernel.org
patch subject: [PATCH v5 7/7] sched/fair: Fair server interface
config: i386-randconfig-013-20231105 (https://download.01.org/0day-ci/archive/20231105/202311050844.d45KQ8sK-lkp@intel.com/config)
compiler: gcc-7 (Ubuntu 7.5.0-6ubuntu2) 7.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231105/202311050844.d45KQ8sK-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202311050844.d45KQ8sK-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from kernel/sched/build_utility.c:72:0:
>> kernel/sched/debug.c:342:57: warning: integer overflow in expression [-Woverflow]
static unsigned long fair_server_period_max = (1 << 22) * NSEC_PER_USEC; /* ~4 seconds */
^
vim +342 kernel/sched/debug.c
341
> 342 static unsigned long fair_server_period_max = (1 << 22) * NSEC_PER_USEC; /* ~4 seconds */
343 static unsigned long fair_server_period_min = (100) * NSEC_PER_USEC; /* 100 us */
344
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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