Re: [PATCH v4 07/10] tmpfs: Add casefold lookup support

[kernel test robot]

Hi André,

kernel test robot noticed the following build warnings:

[auto build test WARNING on akpm-mm/mm-everything]
[also build test WARNING on tytso-ext4/dev brauner-vfs/vfs.all linus/master v6.11-rc7 next-20240913]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Andr-Almeida/libfs-Create-the-helper-function-generic_ci_validate_strict_name/20240911-224740
base:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link:    https://lore.kernel.org/r/20240911144502.115260-8-andrealmeid%40igalia.com
patch subject: [PATCH v4 07/10] tmpfs: Add casefold lookup support
config: csky-randconfig-002-20240913 (https://download.01.org/0day-ci/archive/20240914/202409140236.RR9Gbvqh-lkp@xxxxxxxxx/config)
compiler: csky-linux-gcc (GCC) 14.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240914/202409140236.RR9Gbvqh-lkp@xxxxxxxxx/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@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202409140236.RR9Gbvqh-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> mm/shmem.c:4719:39: warning: 'shmem_ci_dentry_ops' defined but not used [-Wunused-const-variable=]
    4719 | static const struct dentry_operations shmem_ci_dentry_ops = {
         |                                       ^~~~~~~~~~~~~~~~~~~


vim +/shmem_ci_dentry_ops +4719 mm/shmem.c

  4717	
  4718	#if IS_ENABLED(CONFIG_UNICODE)
> 4719	static const struct dentry_operations shmem_ci_dentry_ops = {
  4720		.d_hash = generic_ci_d_hash,
  4721		.d_compare = generic_ci_d_compare,
  4722	#ifdef CONFIG_FS_ENCRYPTION
  4723		.d_revalidate = fscrypt_d_revalidate,
  4724	#endif
  4725		.d_delete = always_delete_dentry,
  4726	};
  4727	#endif
  4728	

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