[peterz-queue:sched/task_h_load 25/27] kernel/sched/fair.c:456:36: error: implicit declaration of function 'cfs_of_of'; did you mean 'cfs_rq_of'?

[kernel test robot <lkp@intel.com>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git sched/task_h_load
head:   4cbbcdc1a5585407e918e633887e57d978ddf0c6
commit: 65fc965b77f4f7f70aff38ad18e2a4e09880dad4 [25/27] sched/fair: Fold cfs_rq_of(se) into for_each_sched_entity()
config: arc-allnoconfig (https://download.01.org/0day-ci/archive/20260903/202609030829.NL68taR1-lkp@intel.com/config)
compiler: arc-linux-gcc (GCC) 16.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260903/202609030829.NL68taR1-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202609030829.NL68taR1-lkp@intel.com/

All errors (new ones prefixed by >>):

   kernel/sched/fair.c: In function 'update_curr_fair':
>> kernel/sched/fair.c:456:36: error: implicit declaration of function 'cfs_of_of'; did you mean 'cfs_rq_of'? [-Wimplicit-function-declaration]
     456 |         for (; (se) && ((cfs_rq) = cfs_of_of(se)); (se) = NULL)
         |                                    ^~~~~~~~~
   kernel/sched/fair.c:2080:9: note: in expansion of macro 'for_each_sched_entity'
    2080 |         for_each_sched_entity(se, cfs_rq)
         |         ^~~~~~~~~~~~~~~~~~~~~
>> kernel/sched/fair.c:456:34: error: assignment to 'struct cfs_rq *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
     456 |         for (; (se) && ((cfs_rq) = cfs_of_of(se)); (se) = NULL)
         |                                  ^
   kernel/sched/fair.c:2080:9: note: in expansion of macro 'for_each_sched_entity'
    2080 |         for_each_sched_entity(se, cfs_rq)
         |         ^~~~~~~~~~~~~~~~~~~~~
   kernel/sched/fair.c: In function 'reweight_task_fair':
>> kernel/sched/fair.c:456:34: error: assignment to 'struct cfs_rq *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
     456 |         for (; (se) && ((cfs_rq) = cfs_of_of(se)); (se) = NULL)
         |                                  ^
   kernel/sched/fair.c:4815:9: note: in expansion of macro 'for_each_sched_entity'
    4815 |         for_each_sched_entity(se, cfs_rq)
         |         ^~~~~~~~~~~~~~~~~~~~~
   kernel/sched/fair.c: In function 'set_delayed':
>> kernel/sched/fair.c:456:34: error: assignment to 'struct cfs_rq *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
     456 |         for (; (se) && ((cfs_rq) = cfs_of_of(se)); (se) = NULL)
         |                                  ^
   kernel/sched/fair.c:6399:9: note: in expansion of macro 'for_each_sched_entity'
    6399 |         for_each_sched_entity(se, cfs_rq)
         |         ^~~~~~~~~~~~~~~~~~~~~
   kernel/sched/fair.c: In function 'clear_delayed':
>> kernel/sched/fair.c:456:34: error: assignment to 'struct cfs_rq *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
     456 |         for (; (se) && ((cfs_rq) = cfs_of_of(se)); (se) = NULL)
         |                                  ^
   kernel/sched/fair.c:6418:9: note: in expansion of macro 'for_each_sched_entity'
    6418 |         for_each_sched_entity(se, cfs_rq)
         |         ^~~~~~~~~~~~~~~~~~~~~
   kernel/sched/fair.c: In function 'enqueue_hierarchy':
>> kernel/sched/fair.c:456:34: error: assignment to 'struct cfs_rq *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
     456 |         for (; (se) && ((cfs_rq) = cfs_of_of(se)); (se) = NULL)
         |                                  ^
   kernel/sched/fair.c:7941:9: note: in expansion of macro 'for_each_sched_entity'
    7941 |         for_each_sched_entity(se, cfs_rq) {
         |         ^~~~~~~~~~~~~~~~~~~~~
   kernel/sched/fair.c: In function 'dequeue_hierarchy':
>> kernel/sched/fair.c:456:34: error: assignment to 'struct cfs_rq *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
     456 |         for (; (se) && ((cfs_rq) = cfs_of_of(se)); (se) = NULL)
         |                                  ^
   kernel/sched/fair.c:8078:9: note: in expansion of macro 'for_each_sched_entity'
    8078 |         for_each_sched_entity(se, cfs_rq) {
         |         ^~~~~~~~~~~~~~~~~~~~~
   kernel/sched/fair.c: In function 'task_tick_fair':
>> kernel/sched/fair.c:456:34: error: assignment to 'struct cfs_rq *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
     456 |         for (; (se) && ((cfs_rq) = cfs_of_of(se)); (se) = NULL)
         |                                  ^
   kernel/sched/fair.c:15056:17: note: in expansion of macro 'for_each_sched_entity'
   15056 |                 for_each_sched_entity(se, cfs_rq) {
         |                 ^~~~~~~~~~~~~~~~~~~~~
   kernel/sched/fair.c: In function 'set_next_task_fair':
>> kernel/sched/fair.c:456:34: error: assignment to 'struct cfs_rq *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
     456 |         for (; (se) && ((cfs_rq) = cfs_of_of(se)); (se) = NULL)
         |                                  ^
   kernel/sched/fair.c:15242:9: note: in expansion of macro 'for_each_sched_entity'
   15242 |         for_each_sched_entity(se, cfs_rq) {
         |         ^~~~~~~~~~~~~~~~~~~~~


vim +456 kernel/sched/fair.c

   454	
   455	#define for_each_sched_entity(se, cfs_rq) \
 > 456		for (; (se) && ((cfs_rq) = cfs_of_of(se)); (se) = NULL)
   457	

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