[vincent.guittot:sched/pelt 5/5] kernel/sched/fair.c:8027:26: error: implicit declaration of function 'cpu_runnable'; did you mean 'se_runnable'?

[vincent.guittot:sched/pelt 5/5] kernel/sched/fair.c:8027:26: error: implicit declaration of function 'cpu_runnable'; did you mean 'se_runnable'?

[kbuild test robot]

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tree:   https://git.linaro.org/people/vincent.guittot/kernel.git sched/pelt
head:   72c9cba7acfa9d51fe5ced5ff3a3cde60c69e022
commit: 72c9cba7acfa9d51fe5ced5ff3a3cde60c69e022 [5/5] sched/fair: Take into runnable_avg to classify group
config: mips-nlm_xlp_defconfig (attached as .config)
compiler: mips64-linux-gcc (GCC) 7.5.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 72c9cba7acfa9d51fe5ced5ff3a3cde60c69e022
        # save the attached .config to linux build tree
        GCC_VERSION=7.5.0 make.cross ARCH=mips 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   In file included from kernel/sched/fair.c:23:0:
   kernel/sched/sched.h: In function 'se_update_runnable':
   kernel/sched/sched.h:706:27: error: 'struct sched_entity' has no member named 'my_q'
      se->runnable_weight = se->my_q->h_nr_running;
                              ^~
   kernel/sched/fair.c: In function 'update_sg_lb_stats':
>> kernel/sched/fair.c:8027:26: error: implicit declaration of function 'cpu_runnable'; did you mean 'se_runnable'? [-Werror=implicit-function-declaration]
      sgs->group_runnable += cpu_runnable(rq);
                             ^~~~~~~~~~~~
                             se_runnable
   cc1: some warnings being treated as errors

vim +8027 kernel/sched/fair.c

  8000	
  8001	/**
  8002	 * update_sg_lb_stats - Update sched_group's statistics for load balancing.
  8003	 * @env: The load balancing environment.
  8004	 * @group: sched_group whose statistics are to be updated.
  8005	 * @sgs: variable to hold the statistics for this group.
  8006	 * @sg_status: Holds flag indicating the status of the sched_group
  8007	 */
  8008	static inline void update_sg_lb_stats(struct lb_env *env,
  8009					      struct sched_group *group,
  8010					      struct sg_lb_stats *sgs,
  8011					      int *sg_status)
  8012	{
  8013		int i, nr_running, local_group;
  8014	
  8015		memset(sgs, 0, sizeof(*sgs));
  8016	
  8017		local_group = cpumask_test_cpu(env->dst_cpu, sched_group_span(group));
  8018	
  8019		for_each_cpu_and(i, sched_group_span(group), env->cpus) {
  8020			struct rq *rq = cpu_rq(i);
  8021	
  8022			if ((env->flags & LBF_NOHZ_STATS) && update_nohz_stats(rq, false))
  8023				env->flags |= LBF_NOHZ_AGAIN;
  8024	
  8025			sgs->group_load += cpu_load(rq);
  8026			sgs->group_util += cpu_util(i);
> 8027			sgs->group_runnable += cpu_runnable(rq);
  8028			sgs->sum_h_nr_running += rq->cfs.h_nr_running;
  8029	
  8030			nr_running = rq->nr_running;
  8031			sgs->sum_nr_running += nr_running;
  8032	
  8033			if (nr_running > 1)
  8034				*sg_status |= SG_OVERLOAD;
  8035	
  8036			if (cpu_overutilized(i))
  8037				*sg_status |= SG_OVERUTILIZED;
  8038	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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