Re: [PATCH v5 1/6] cgroup/cpuset: Properly transition to invalid partition

Waiman Long
2021-08-14T20:54:56Z

On 8/14/21 4:21 PM, kernel test robot wrote:
> Hi Waiman,
>
> I love your patch! Perhaps something to improve:
>
> [auto build test WARNING on cgroup/for-next]
> [also build test WARNING on next-20210813]
> [cannot apply to kselftest/next v5.14-rc5]
> [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]
>
> url: https://github.com/0day-ci/linux/commits/Waiman-Long/cgroup-cpuset-Add-new-cpuset-partition-type-empty-effecitve-cpus/20210815-014333
> base: https://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup.git for-next
> config: ia64-defconfig (attached as .config)
> compiler: ia64-linux-gcc (GCC) 11.2.0
> reproduce (this is a W=1 build):
> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> # https://github.com/0day-ci/linux/commit/56ec7dd271c77e3cc92f0df6fd766004a7a0aa88
> git remote add linux-review https://github.com/0day-ci/linux
> git fetch --no-tags linux-review Waiman-Long/cgroup-cpuset-Add-new-cpuset-partition-type-empty-effecitve-cpus/20210815-014333
> git checkout 56ec7dd271c77e3cc92f0df6fd766004a7a0aa88
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=ia64
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@intel.com>
>
> All warnings (new ones prefixed by >>):
>
> kernel/cgroup/cpuset.c: In function 'update_prstate':

Oh, it was caused by a duplicated tmpmask in update_prstate() which
isn't really necessary. Will send out a new version to fix that.

Thanks,
Longman