linux-kernel - Re: [PATCH v13 16/18] sched: move sched clock initialization and merge with generic clock

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Message-ID: <201807130438.Oep6DcTV%fengguang.wu@intel.com>
Date:   Fri, 13 Jul 2018 07:50:17 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Pavel Tatashin <pasha.tatashin@...cle.com>
Cc:     kbuild-all@...org, steven.sistare@...cle.com,
        daniel.m.jordan@...cle.com, linux@...linux.org.uk,
        schwidefsky@...ibm.com, heiko.carstens@...ibm.com,
        john.stultz@...aro.org, sboyd@...eaurora.org, x86@...nel.org,
        linux-kernel@...r.kernel.org, mingo@...hat.com, tglx@...utronix.de,
        hpa@...or.com, douly.fnst@...fujitsu.com, peterz@...radead.org,
        prarit@...hat.com, feng.tang@...el.com, pmladek@...e.com,
        gnomes@...rguk.ukuu.org.uk, linux-s390@...r.kernel.org,
        pasha.tatashin@...cle.com, boris.ostrovsky@...cle.com,
        jgross@...e.com
Subject: Re: [PATCH v13 16/18] sched: move sched clock initialization and
 merge with generic clock

Hi Pavel,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v4.18-rc4 next-20180712]
[cannot apply to tip/x86/core]
[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/Pavel-Tatashin/Early-boot-time-stamps/20180712-200238
config: microblaze-mmu_defconfig (attached as .config)
compiler: microblaze-linux-gcc (GCC) 8.1.0
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=8.1.0 make.cross ARCH=microblaze 

All errors (new ones prefixed by >>):

   kernel/sched/clock.c: In function 'sched_clock_init':
>> kernel/sched/clock.c:440:2: error: implicit declaration of function 'generic_sched_clock_init'; did you mean 'sched_clock_init'? [-Werror=implicit-function-declaration]
     generic_sched_clock_init();
     ^~~~~~~~~~~~~~~~~~~~~~~~
     sched_clock_init
   cc1: some warnings being treated as errors

vim +440 kernel/sched/clock.c

   436	
   437	void __init sched_clock_init(void)
   438	{
   439		sched_clock_running = 1;
 > 440		generic_sched_clock_init();
   441	}
   442	

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

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