linux-kernel - Re: [PATCH v5 2/2] tick/sched: Ensure quiet_vmstat() is called when the idle tick was stopped too

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Message-ID: <202208031440.kq5bbt4F-lkp@intel.com>
Date:   Wed, 3 Aug 2022 14:14:18 +0800
From:   kernel test robot <lkp@...el.com>
To:     Aaron Tomlin <atomlin@...hat.com>, frederic@...nel.org,
        mtosatti@...hat.com
Cc:     kbuild-all@...ts.01.org, cl@...ux.com, tglx@...utronix.de,
        mingo@...nel.org, peterz@...radead.org, pauld@...hat.com,
        neelx@...hat.com, oleksandr@...alenko.name, atomlin@...mlin.com,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH v5 2/2] tick/sched: Ensure quiet_vmstat() is called when
 the idle tick was stopped too

Hi Aaron,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v5.19 next-20220802]
[cannot apply to tip/timers/nohz]
[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-Tomlin/tick-sched-Ensure-quiet_vmstat-is-called-when-the-idle-tick-was-stopped-too/20220802-074341
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 9de1f9c8ca5100a02a2e271bdbde36202e251b4b
config: x86_64-randconfig-a013-20220801 (https://download.01.org/0day-ci/archive/20220803/202208031440.kq5bbt4F-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce (this is a W=1 build):
        # https://github.com/intel-lab-lkp/linux/commit/a0d3b9fe31484c4c44c430d10d0b60e2e0551525
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Aaron-Tomlin/tick-sched-Ensure-quiet_vmstat-is-called-when-the-idle-tick-was-stopped-too/20220802-074341
        git checkout a0d3b9fe31484c4c44c430d10d0b60e2e0551525
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   ld: vmlinux.o: in function `exit_to_user_mode_prepare':
>> common.c:(.text+0x1d4569): undefined reference to `tick_nohz_user_enter_prepare'
>> ld: common.c:(.text+0x1d45df): undefined reference to `tick_nohz_user_enter_prepare'
   ld: common.c:(.text+0x1d460c): undefined reference to `tick_nohz_user_enter_prepare'

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp