Hi, Thank you for the patch! Yet something to improve:
[auto build test ERROR on tip/sched/core] [also build test ERROR on tip/master linux/master linus/master v5.10 next-20201223] [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/ultrachin-163-com/sched-pull-tasks-when-CPU-is-about-to-run-SCHED_IDLE-tasks/20201223-175522 base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 5b78f2dc315354c05300795064f587366a02c6ff config: microblaze-randconfig-r002-20201223 (attached as .config) compiler: microblaze-linux-gcc (GCC) 9.3.0 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/3dc62b606dd00e8c8935ff6b85d8bf26a960842b git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review ultrachin-163-com/sched-pull-tasks-when-CPU-is-about-to-run-SCHED_IDLE-tasks/20201223-175522 git checkout 3dc62b606dd00e8c8935ff6b85d8bf26a960842b # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=microblaze If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> All errors (new ones prefixed by >>): kernel/sched/fair.c: In function 'pick_next_task_fair': kernel/sched/fair.c:7034:6: error: implicit declaration of function 'sched_idle_cpu'; did you mean 'sched_idle_rq'? [-Werror=implicit-function-declaration] 7034 | sched_idle_cpu(rq->cpu)) | ^~~~~~~~~~~~~~ | sched_idle_rq >> kernel/sched/fair.c:7034:23: error: 'struct rq' has no member named 'cpu' 7034 | sched_idle_cpu(rq->cpu)) | ^~ cc1: some warnings being treated as errors vim +7034 kernel/sched/fair.c 7023 7024 struct task_struct * 7025 pick_next_task_fair(struct rq *rq, struct task_struct *prev, struct rq_flags *rf) 7026 { 7027 struct cfs_rq *cfs_rq = &rq->cfs; 7028 struct sched_entity *se; 7029 struct task_struct *p; 7030 int new_tasks; 7031 7032 if (prev && 7033 fair_policy(prev->policy) && > 7034 sched_idle_cpu(rq->cpu)) 7035 goto idle; 7036 7037 again: 7038 if (!sched_fair_runnable(rq)) 7039 goto idle; 7040 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
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