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

From: kernel test robot
Date: Wed Aug 03 2022 - 02:15:00 EST


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@xxxxxxxxx/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@xxxxxxxxx>

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