Re: [PATCH 7/7] of: unittest: Add tests for export symbols

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

Hi Herve,

kernel test robot noticed the following build errors:

[auto build test ERROR on robh/for-next]
[also build test ERROR on linus/master v6.13-rc2 next-20241210]
[cannot apply to char-misc/char-misc-testing char-misc/char-misc-next char-misc/char-misc-linus]
[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/Herve-Codina/dt-bindings-Add-support-for-export-symbols-node/20241209-232324
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
patch link:    https://lore.kernel.org/r/20241209151830.95723-8-herve.codina%40bootlin.com
patch subject: [PATCH 7/7] of: unittest: Add tests for export symbols
config: i386-buildonly-randconfig-004-20241210 (https://download.01.org/0day-ci/archive/20241211/202412110002.61YacCza-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/20241211/202412110002.61YacCza-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/202412110002.61YacCza-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from drivers/of/unittest.c:8:
   In file included from include/linux/memblock.h:12:
   In file included from include/linux/mm.h:2223:
   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_"
         |                               ~~~~~~~~~~~ ^ ~~~
>> drivers/of/unittest.c:4347:2: error: call to undeclared function 'of_unittest_overlay_export_symbols'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
    4347 |         of_unittest_overlay_export_symbols();
         |         ^
   1 warning and 1 error generated.


vim +/of_unittest_overlay_export_symbols +4347 drivers/of/unittest.c

  4297	
  4298	static int __init of_unittest(void)
  4299	{
  4300		struct device_node *np;
  4301		int res;
  4302	
  4303		pr_info("start of unittest - you will see error messages\n");
  4304	
  4305		/* Taint the kernel so we know we've run tests. */
  4306		add_taint(TAINT_TEST, LOCKDEP_STILL_OK);
  4307	
  4308		/* adding data for unittest */
  4309		res = unittest_data_add();
  4310		if (res)
  4311			return res;
  4312		if (!of_aliases)
  4313			of_aliases = of_find_node_by_path("/aliases");
  4314	
  4315		np = of_find_node_by_path("/testcase-data/phandle-tests/consumer-a");
  4316		if (!np) {
  4317			pr_info("No testcase data in device tree; not running tests\n");
  4318			return 0;
  4319		}
  4320		of_node_put(np);
  4321	
  4322		of_unittest_check_tree_linkage();
  4323		of_unittest_check_phandles();
  4324		of_unittest_find_node_by_name();
  4325		of_unittest_dynamic();
  4326		of_unittest_parse_phandle_with_args();
  4327		of_unittest_parse_phandle_with_args_map();
  4328		of_unittest_printf();
  4329		of_unittest_property_string();
  4330		of_unittest_property_copy();
  4331		of_unittest_changeset();
  4332		of_unittest_changeset_prop();
  4333		of_unittest_parse_interrupts();
  4334		of_unittest_parse_interrupts_extended();
  4335		of_unittest_dma_get_max_cpu_address();
  4336		of_unittest_parse_dma_ranges();
  4337		of_unittest_pci_dma_ranges();
  4338		of_unittest_bus_ranges();
  4339		of_unittest_bus_3cell_ranges();
  4340		of_unittest_reg();
  4341		of_unittest_translate_addr();
  4342		of_unittest_match_node();
  4343		of_unittest_platform_populate();
  4344		of_unittest_overlay();
  4345		of_unittest_lifecycle();
  4346		of_unittest_pci_node();
> 4347		of_unittest_overlay_export_symbols();

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