[zen:7.2/prjc 648/781] Warning: kernel/sched/alt_core.c:102 cannot understand function prototype: 'int sched_yield_type __read_mostly = 1;'

[zen:7.2/prjc 648/781] Warning: kernel/sched/alt_core.c:102 cannot understand function prototype: 'int sched_yield_type __read_mostly = 1;'

[kernel test robot]

tree:   https://github.com/zen-kernel/zen-kernel 7.2/prjc
head:   2bfd868afb6d8c6d606a189951e4680cd4ca98e2
commit: ca8e0fde64fcfaf8691f1aa16d875770a5896ca5 [648/781] sched/alt: [Sync] dcb7416212e6 block: invalidate cached plug timestamp after task switch
config: arm-allyesconfig (https://download.01.org/0day-ci/archive/20261006/202610061129.ALWSZ3nJ-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 16.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261006/202610061129.ALWSZ3nJ-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/202610061129.ALWSZ3nJ-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> Warning: kernel/sched/alt_core.c:102 cannot understand function prototype: 'int sched_yield_type __read_mostly = 1;'
>> Warning: kernel/sched/alt_core.c:3534 function parameter 'prev' not described in 'prepare_task_switch'
   Warning: kernel/sched/alt_core.c:3566 Excess function parameter 'rq' description in 'finish_task_switch'
>> Warning: kernel/sched/alt_core.c:3534 function parameter 'prev' not described in 'prepare_task_switch'
   Warning: kernel/sched/alt_core.c:3566 Excess function parameter 'rq' description in 'finish_task_switch'

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