[jimc:dd-shrink-4d 77/82] lib/dynamic_debug.c:1420:13: warning: 'ddebug_clear_range' defined but not used

[kernel test robot <lkp@intel.com>]

tree:   https://github.com/jimc/linux.git dd-shrink-4d
head:   98a15f4b1948cdaabac1f0fc008c79870c4d4672
commit: 258c09446f7441ccdbdeb1f9c32d97bd27064d25 [77/82] dyndbg: ddebug_clear_range - prune module's site info on rmmod
config: x86_64-buildonly-randconfig-003-20241030 (https://download.01.org/0day-ci/archive/20241030/202410300507.PWcBsqXP-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241030/202410300507.PWcBsqXP-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/202410300507.PWcBsqXP-lkp@intel.com/

All warnings (new ones prefixed by >>):

   lib/dynamic_debug.c: In function 'ddebug_mt_scan':
   lib/dynamic_debug.c:94:9: error: implicit declaration of function 'mt_dump'; did you mean 'xa_dump'? [-Werror=implicit-function-declaration]
      94 |         mt_dump(mt, mt_dump_hex);
         |         ^~~~~~~
         |         xa_dump
   lib/dynamic_debug.c:94:21: error: 'mt_dump_hex' undeclared (first use in this function)
      94 |         mt_dump(mt, mt_dump_hex);
         |                     ^~~~~~~~~~~
   lib/dynamic_debug.c:94:21: note: each undeclared identifier is reported only once for each function it appears in
   lib/dynamic_debug.c: At top level:
   lib/dynamic_debug.c:1480:12: warning: 'ddebug_remove_module' used but never defined
    1480 | static int ddebug_remove_module(const char *mod_name);
         |            ^~~~~~~~~~~~~~~~~~~~
>> lib/dynamic_debug.c:1420:13: warning: 'ddebug_clear_range' defined but not used [-Wunused-function]
    1420 | static void ddebug_clear_range(const struct _ddebug *_start, const int len)
         |             ^~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors


vim +/ddebug_clear_range +1420 lib/dynamic_debug.c

  1419	
> 1420	static void ddebug_clear_range(const struct _ddebug *_start, const int len)
  1421	{
  1422		void *ret;
  1423		unsigned long start = (unsigned long) _start;
  1424		MA_STATE(file_mas, &mt_files, start, start);
  1425		MA_STATE(func_mas, &mt_funcs, start, start);
  1426	
  1427		v2pr_info("clearing %3d debugs %px\n", len, _start);
  1428		ret = mtree_erase(&mt_mods, start);
  1429		v2pr_info("mods:  %px %s\n", ret, (char*)ret);
  1430	
  1431		mas_lock(&file_mas);
  1432		for (; mas_erase(&file_mas); file_mas.index = file_mas.last + 1)
  1433			;
  1434		mas_unlock(&file_mas);
  1435	
  1436		mas_lock(&func_mas);
  1437		for (; mas_erase(&func_mas); func_mas.index = func_mas.last + 1)
  1438			;
  1439		mas_unlock(&func_mas);
  1440	}
  1441	

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