[PATCH 2/2] clk: Use hashtable for global clk lookups

[kernel test robot]

Hi Chen-Yu,

kernel test robot noticed the following build warnings:

[auto build test WARNING on clk/clk-next]
[also build test WARNING on linus/master v6.17-rc1 next-20250812]
[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/Chen-Yu-Tsai/clk-Use-hashtable-for-global-clk-lookups/20250812-171958
base:   https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git clk-next
patch link:    https://lore.kernel.org/r/20250812085328.3306705-2-wenst%40chromium.org
patch subject: [PATCH 2/2] clk: Use hashtable for global clk lookups
config: microblaze-randconfig-r131-20250813 (https://download.01.org/0day-ci/archive/20250813/202508131125.ohtCwp4k-lkp@intel.com/config)
compiler: microblaze-linux-gcc (GCC) 12.5.0
reproduce: (https://download.01.org/0day-ci/archive/20250813/202508131125.ohtCwp4k-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 at intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202508131125.ohtCwp4k-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/clk/clk.c:40:1: sparse: sparse: symbol 'clk_hashtable' was not declared. Should it be static?

vim +/clk_hashtable +40 drivers/clk/clk.c

    38	
    39	#define CLK_HASH_BITS 9
  > 40	DEFINE_HASHTABLE(clk_hashtable, CLK_HASH_BITS);
    41	

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