linux-kernel - Re: [PATCH v3] of: dynamic: Refactor action prints to not use "%pOF" inside devtree

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Date:   Sat, 29 Jul 2023 14:19:48 +0800
From:   kernel test robot <lkp@...el.com>
To:     Rob Herring <robh@...nel.org>,
        Frank Rowand <frowand.list@...il.com>,
        "Rafael J. Wysocki" <rafael.j.wysocki@...el.com>,
        Petr Mladek <pmladek@...e.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>
Cc:     llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] of: dynamic: Refactor action prints to not use "%pOF"
 inside devtree_lock

Hi Rob,

kernel test robot noticed the following build warnings:

[auto build test WARNING on robh/for-next]
[also build test WARNING on linus/master v6.5-rc3 next-20230728]
[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/Rob-Herring/of-dynamic-Refactor-action-prints-to-not-use-pOF-inside-devtree_lock/20230729-072155
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
patch link:    https://lore.kernel.org/r/20230728231950.1619073-1-robh%40kernel.org
patch subject: [PATCH v3] of: dynamic: Refactor action prints to not use "%pOF" inside devtree_lock
config: powerpc-randconfig-r014-20230728 (https://download.01.org/0day-ci/archive/20230729/202307291420.tIsNBqGH-lkp@intel.com/config)
compiler: clang version 16.0.4 (https://github.com/llvm/llvm-project.git ae42196bc493ffe877a7e3dff8be32035dea4d07)
reproduce: (https://download.01.org/0day-ci/archive/20230729/202307291420.tIsNBqGH-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202307291420.tIsNBqGH-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/of/dynamic.c:74:6: warning: no previous prototype for function 'of_changeset_action_print' [-Wmissing-prototypes]
   void of_changeset_action_print(unsigned long action, struct device_node *np, const char *prop_name)
        ^
   drivers/of/dynamic.c:74:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   void of_changeset_action_print(unsigned long action, struct device_node *np, const char *prop_name)
   ^
   static 
   1 warning generated.


vim +/of_changeset_action_print +74 drivers/of/dynamic.c

    73	
  > 74	void of_changeset_action_print(unsigned long action, struct device_node *np, const char *prop_name)
    75	{
    76		if (prop_name)
    77			pr_cont("%-15s %pOF:%s\n", action_names[action], np, prop_name);
    78		else
    79			pr_cont("%-15s %pOF\n", action_names[action], np);
    80	}
    81	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki