Re: [PATCH 4/4] scsi: remove direct device lookup per host

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

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Hi Hannes,

I love your patch! Perhaps something to improve:

[auto build test WARNING on mkp-scsi/for-next]
[also build test WARNING on scsi/for-next v5.7-rc7 next-20200526]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Hannes-Reinecke/scsi-use-xarray-for-devices-and-targets/20200527-231824
base:   https://git.kernel.org/pub/scm/linux/kernel/git/mkp/scsi.git for-next
config: x86_64-lkp (attached as .config)
compiler: gcc-8 (Debian 8.3.0-6) 8.3.0
reproduce (this is a W=1 build):
        # save the attached .config to linux build tree
        make W=1 ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp@intel.com>

All warnings (new ones prefixed by >>, old ones prefixed by <<):

>> drivers/scsi/scsi.c:638:21: warning: no previous prototype for '__scsi_target_lookup' [-Wmissing-prototypes]
struct scsi_target *__scsi_target_lookup(struct Scsi_Host *shost,
^~~~~~~~~~~~~~~~~~~~

vim +/__scsi_target_lookup +638 drivers/scsi/scsi.c

   630	
   631	/**
   632	 * __scsi_target_lookup  -  find a target based on channel and target id
   633	 * @shost:	SCSI host pointer
   634	 * @channel:	channel number of the target
   635	 * @id:		ID of the target
   636	 *
   637	 */
 > 638	struct scsi_target *__scsi_target_lookup(struct Scsi_Host *shost,
   639						 u16 channel, u16 id)
   640	{
   641		return xa_load(&shost->__targets, (channel << 16) | id);
   642	}
   643	EXPORT_SYMBOL(__scsi_target_lookup);
   644	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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