fs/fuse/dir.c:38:21: sparse: sparse: symbol 'dentry_tree_work' was not declared. Should it be static?

fs/fuse/dir.c:38:21: sparse: sparse: symbol 'dentry_tree_work' was not declared. Should it be static?

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   917719c412c48687d4a176965d1fa35320ec457c
commit: ab84ad5973869a660ca3ad0c54a2b84d975d47c4 fuse: new work queue to periodically invalidate expired dentries
date:   6 months ago
config: powerpc-randconfig-r122-20260508 (https://download.01.org/0day-ci/archive/20260508/202605081928.WWMrMNOu-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 8.5.0
sparse: v0.6.5-rc1
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260508/202605081928.WWMrMNOu-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
| Fixes: ab84ad597386 ("fuse: new work queue to periodically invalidate expired dentries")
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202605081928.WWMrMNOu-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> fs/fuse/dir.c:38:21: sparse: sparse: symbol 'dentry_tree_work' was not declared. Should it be static?

vim +/dentry_tree_work +38 fs/fuse/dir.c

    34	
    35	#define HASH_BITS	5
    36	#define HASH_SIZE	(1 << HASH_BITS)
    37	static struct dentry_bucket dentry_hash[HASH_SIZE];
  > 38	struct delayed_work dentry_tree_work;
    39	

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