[openeuler:OLK-6.6 1683/15331] mm/memcontrol.c:3147:6: warning: no previous prototype for 'hisi_oom_recover'

[openeuler:OLK-6.6 1683/15331] mm/memcontrol.c:3147:6: warning: no previous prototype for 'hisi_oom_recover'

[kernel test robot]

Hi Weilong,

FYI, the error/warning still remains.

tree:   https://gitee.com/openeuler/kernel.git OLK-6.6
head:   9d0af12b79bee784902822ddeec2e1a8cfc18524
commit: b498d9f1bacd40d583c0970cab02ad522127a7e7 [1683/15331] arm64/ascend: Add new enable_oom_killer interface for oom contrl
config: arm64-randconfig-003-20241027 (https://download.01.org/0day-ci/archive/20241027/202410270959.J8MWcOrp-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 14.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241027/202410270959.J8MWcOrp-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/202410270959.J8MWcOrp-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> mm/memcontrol.c:3147:6: warning: no previous prototype for 'hisi_oom_recover' [-Wmissing-prototypes]
    3147 | void hisi_oom_recover(struct obj_cgroup *objcg)
         |      ^~~~~~~~~~~~~~~~


vim +/hisi_oom_recover +3147 mm/memcontrol.c

  3145	
  3146	#ifdef CONFIG_ASCEND_OOM
> 3147	void hisi_oom_recover(struct obj_cgroup *objcg)
  3148	{
  3149		struct mem_cgroup *memcg;
  3150	
  3151		memcg = get_mem_cgroup_from_objcg(objcg);
  3152		if (!mem_cgroup_is_root(memcg))
  3153			memcg_oom_recover(memcg);
  3154		css_put(&memcg->css);
  3155	}
  3156	#else
  3157	static inline void hisi_oom_recover(struct obj_cgroup *objcg) { }
  3158	#endif
  3159	

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https://github.com/intel/lkp-tests/wiki