[aegl:resctrl2_v64 5/5] fs/resctrl2/monitor.c:67:6: warning: no previous prototype for 'remove_one_file'

[aegl:resctrl2_v64 5/5] fs/resctrl2/monitor.c:67:6: warning: no previous prototype for 'remove_one_file'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux.git resctrl2_v64
head:   ae4a417f18e2317ad0ffbbf1b2a337277d9cd212
commit: ae4a417f18e2317ad0ffbbf1b2a337277d9cd212 [5/5] resctrl2: CPU hot plug fixes
config: i386-randconfig-i062-20230703 (https://download.01.org/0day-ci/archive/20230707/202307072159.um3Qqjt5-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce: (https://download.01.org/0day-ci/archive/20230707/202307072159.um3Qqjt5-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/202307072159.um3Qqjt5-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> fs/resctrl2/monitor.c:67:6: warning: no previous prototype for 'remove_one_file' [-Wmissing-prototypes]
      67 | void remove_one_file(struct resctrl_resource *r, struct resctrl_group *rg, int id,
         |      ^~~~~~~~~~~~~~~

sparse warnings: (new ones prefixed by >>)
>> fs/resctrl2/monitor.c:67:6: sparse: sparse: symbol 'remove_one_file' was not declared. Should it be static?


vim +/remove_one_file +67 fs/resctrl2/monitor.c

    66	
  > 67	void remove_one_file(struct resctrl_resource *r, struct resctrl_group *rg, int id,
    68			     struct list_head *h)
    69	{
    70		struct kernfs_node *parent_kn = rg->mondata;
    71		struct resctrl_node_info *rni;
    72		struct kernfs_node *kn;
    73		char name[20];
    74	
    75		sprintf(name, r->mon_domain_dir, id);
    76		kn = kernfs_find_and_get_ns(parent_kn, name, NULL);
    77		if (!kn)
    78			return;
    79		kn = kernfs_find_and_get_ns(kn, r->mon_domain_file, NULL);
    80		if (!kn)
    81			return;
    82		rni = kn->priv;
    83		atomic_inc(&rni->waitcount);
    84		rni->flags |= RESCTRL_DELETED;
    85		kernfs_remove(kn);
    86		list_add(&rni->clean_list, h);
    87	}
    88	

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