Re: [PATCH] i2c: core: Lock address during client device instantiation

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

Hi Heiner,

kernel test robot noticed the following build warnings:

[auto build test WARNING on wsa/i2c/for-next]
[also build test WARNING on linus/master v6.11-rc3 next-20240814]
[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/Heiner-Kallweit/i2c-core-Lock-address-during-client-device-instantiation/20240814-223311
base:   https://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux.git i2c/for-next
patch link:    https://lore.kernel.org/r/3b1964fa-56fd-464f-93d3-98d46c70b872%40gmail.com
patch subject: [PATCH] i2c: core: Lock address during client device instantiation
config: x86_64-buildonly-randconfig-001-20240815 (https://download.01.org/0day-ci/archive/20240815/202408151708.WYTNiDnN-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/20240815/202408151708.WYTNiDnN-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/202408151708.WYTNiDnN-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/i2c/i2c-core-base.c:919: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
    * Serialize device instantiation in case it can be instantiated explicitly


vim +919 drivers/i2c/i2c-core-base.c

   917	
   918	/**
 > 919	 * Serialize device instantiation in case it can be instantiated explicitly
   920	 * and by auto-detection
   921	 */
   922	static int i2c_lock_addr(struct i2c_adapter *adap, unsigned short addr,
   923				 unsigned short flags)
   924	{
   925		if (!(flags & I2C_CLIENT_TEN) && !(flags & I2C_CLIENT_SLAVE) &&
   926		    test_and_set_bit(addr, adap->addrs_in_instantiation))
   927			return -EBUSY;
   928	
   929		return 0;
   930	}
   931	

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