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* [jaegeuk-f2fs:dev-test 15/15] fs/f2fs/dir.c:339:1: warning: unused label 'start_find_entry'
@ 2024-12-20 13:09 kernel test robot
  0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2024-12-20 13:09 UTC (permalink / raw)
  To: Daniel Lee; +Cc: llvm, oe-kbuild-all, linux-f2fs-devel, Jaegeuk Kim

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git dev-test
head:   3f1a145b84bcf0fae986212590bfeeaf165d22d6
commit: 3f1a145b84bcf0fae986212590bfeeaf165d22d6 [15/15] f2fs: Introduce linear search for dentries
config: riscv-randconfig-002-20241220 (https://download.01.org/0day-ci/archive/20241220/202412202144.aEypgoBo-lkp@intel.com/config)
compiler: clang version 19.1.3 (https://github.com/llvm/llvm-project ab51eccf88f5321e7c60591c5546b254b6afab99)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241220/202412202144.aEypgoBo-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/202412202144.aEypgoBo-lkp@intel.com/

All warnings (new ones prefixed by >>):

   In file included from fs/f2fs/dir.c:10:
   In file included from include/linux/f2fs_fs.h:11:
   In file included from include/linux/pagemap.h:8:
   In file included from include/linux/mm.h:2223:
   include/linux/vmstat.h:504:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     504 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     505 |                            item];
         |                            ~~~~
   include/linux/vmstat.h:511:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     511 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     512 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   include/linux/vmstat.h:518:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
     518 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
   include/linux/vmstat.h:524:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     524 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     525 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
>> fs/f2fs/dir.c:339:1: warning: unused label 'start_find_entry' [-Wunused-label]
     339 | start_find_entry:
         | ^~~~~~~~~~~~~~~~~
   5 warnings generated.


vim +/start_find_entry +339 fs/f2fs/dir.c

   326	
   327	struct f2fs_dir_entry *__f2fs_find_entry(struct inode *dir,
   328						 const struct f2fs_filename *fname,
   329						 struct page **res_page)
   330	{
   331		unsigned long npages = dir_blocks(dir);
   332		struct f2fs_dir_entry *de = NULL;
   333		unsigned int max_depth;
   334		unsigned int level;
   335		bool use_hash = true;
   336	
   337		*res_page = NULL;
   338	
 > 339	start_find_entry:
   340		if (f2fs_has_inline_dentry(dir)) {
   341			de = f2fs_find_in_inline_dir(dir, fname, res_page, use_hash);
   342			goto out;
   343		}
   344	
   345		if (npages == 0)
   346			goto out;
   347	
   348		max_depth = F2FS_I(dir)->i_current_depth;
   349		if (unlikely(max_depth > MAX_DIR_HASH_DEPTH)) {
   350			f2fs_warn(F2FS_I_SB(dir), "Corrupted max_depth of %lu: %u",
   351				  dir->i_ino, max_depth);
   352			max_depth = MAX_DIR_HASH_DEPTH;
   353			f2fs_i_depth_write(dir, max_depth);
   354		}
   355	
   356		for (level = 0; level < max_depth; level++) {
   357			de = find_in_level(dir, level, fname, res_page, use_hash);
   358			if (de || IS_ERR(*res_page))
   359				break;
   360		}
   361	
   362	out:
   363	#if IS_ENABLED(CONFIG_UNICODE)
   364		if (IS_CASEFOLDED(dir) && !de && use_hash) {
   365			use_hash = false;
   366			goto start_find_entry;
   367		}
   368	#endif
   369		/* This is to increase the speed of f2fs_create */
   370		if (!de)
   371			F2FS_I(dir)->task = current;
   372		return de;
   373	}
   374	

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

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