[android-common:android15-6.6-2026-04 1/1] mm/oom_kill.c:756: warning: Function parameter or member 'tsk' not described in '__mark_oom_victim'

[android-common:android15-6.6-2026-04 1/1] mm/oom_kill.c:756: warning: Function parameter or member 'tsk' not described in '__mark_oom_victim'

[kernel test robot]

tree:   https://android.googlesource.com/kernel/common android15-6.6-2026-04
head:   1a029ed73e0c73261faa5c9cfc848e08ce285151
commit: d21d65620152112514a6c0f868d04acc91deaa32 [1/1] ANDROID: signal: Add vendor hook for memory reap
config: arm64-allmodconfig (https://download.01.org/0day-ci/archive/20260402/202604022252.8PnlnFSW-lkp@intel.com/config)
compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260402/202604022252.8PnlnFSW-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/202604022252.8PnlnFSW-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> mm/oom_kill.c:756: warning: Function parameter or member 'tsk' not described in '__mark_oom_victim'
>> mm/oom_kill.c:756: warning: expecting prototype for tsk(). Prototype was for __mark_oom_victim() instead


vim +756 mm/oom_kill.c

   750	
   751	/**
   752	 * tsk->mm has to be non NULL and caller has to guarantee it is stable (either
   753	 * under task_lock or operate on the current).
   754	 */
   755	static void __mark_oom_victim(struct task_struct *tsk)
 > 756	{
   757		struct mm_struct *mm = tsk->mm;
   758	
   759		if (!cmpxchg(&tsk->signal->oom_mm, NULL, mm)) {
   760			mmgrab(tsk->signal->oom_mm);
   761		}
   762	}
   763	

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