linux-kernel - Re: [PATCH v3 10/10] sched/fair: Provide idle search schedstats

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Message-ID: <201811110125.EI2hHzKs%fengguang.wu@intel.com>
Date:   Sun, 11 Nov 2018 01:08:23 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Steve Sistare <steven.sistare@...cle.com>
Cc:     kbuild-all@...org, mingo@...hat.com, peterz@...radead.org,
        subhra.mazumdar@...cle.com, dhaval.giani@...cle.com,
        daniel.m.jordan@...cle.com, pavel.tatashin@...rosoft.com,
        matt@...eblueprint.co.uk, umgwanakikbuti@...il.com,
        riel@...hat.com, jbacik@...com, juri.lelli@...hat.com,
        valentin.schneider@....com, vincent.guittot@...aro.org,
        quentin.perret@....com, steven.sistare@...cle.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 10/10] sched/fair: Provide idle search schedstats

Hi Steve,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on tip/sched/core]
[also build test ERROR on v4.20-rc1 next-20181109]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Steve-Sistare/steal-tasks-to-improve-CPU-utilization/20181110-072317
config: arm-omap2plus_defconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (Debian 7.2.0-11) 7.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        GCC_VERSION=7.2.0 make.cross ARCH=arm 

All errors (new ones prefixed by >>):

   kernel/sched/core.o: In function `compute_skid':
>> core.c:(.text+0x2d48): undefined reference to `__aeabi_ldivmod'

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

Download attachment ".config.gz" of type "application/gzip" (34416 bytes)