arch/powerpc/platforms/pseries/rtas-work-area.c:189: warning: Function parameter or member 'limit' not described in 'rtas_work_area_reserve_arena'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   3669558bdf354cd352be955ef2764cde6a9bf5ec
commit: 43033bc62d349d8d852855a336c91d046de819bd powerpc/pseries: add RTAS work area allocator
date:   7 months ago
config: powerpc-ppc64_defconfig (https://download.01.org/0day-ci/archive/20230913/202309131221.Bm1pg96n-lkp@xxxxxxxxx/config)
compiler: powerpc64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230913/202309131221.Bm1pg96n-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202309131221.Bm1pg96n-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> arch/powerpc/platforms/pseries/rtas-work-area.c:189: warning: Function parameter or member 'limit' not described in 'rtas_work_area_reserve_arena'


vim +189 arch/powerpc/platforms/pseries/rtas-work-area.c

   184	
   185	/**
   186	 * rtas_work_area_reserve_arena() - Reserve memory suitable for RTAS work areas.
   187	 */
   188	void __init rtas_work_area_reserve_arena(const phys_addr_t limit)
 > 189	{

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