[bytedance:5.15-velinux 0/350] mm/oom_kill.c:318:14: warning: no previous prototype for 'bpf_oom_evaluate_task'

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

Hi Chuyi,

FYI, the error/warning still remains.

tree:   https://github.com/bytedance/kernel.git 5.15-velinux
head:   de277dab626c9ece4c9cf99ec9c56f23b298a042
commit: 9cffac2e6f2df386d7cf4c2cf90d5fe2c1d6b793 [0/350] bytedance: mm, oom: Introduce bpf_oom_evaluate_task
config: arm64-allnoconfig (https://download.01.org/0day-ci/archive/20250509/202505090238.fChHRDLp-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250509/202505090238.fChHRDLp-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/202505090238.fChHRDLp-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> mm/oom_kill.c:318:14: warning: no previous prototype for 'bpf_oom_evaluate_task' [-Wmissing-prototypes]
     318 | noinline int bpf_oom_evaluate_task(struct task_struct *task, struct oom_control *oc)
         |              ^~~~~~~~~~~~~~~~~~~~~


vim +/bpf_oom_evaluate_task +318 mm/oom_kill.c

   317	
 > 318	noinline int bpf_oom_evaluate_task(struct task_struct *task, struct oom_control *oc)
   319	{
   320		return NO_BPF_POLICY;
   321	}
   322	ALLOW_ERROR_INJECTION(bpf_oom_evaluate_task, ERRNO);
   323	

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