Re: [PATCH 10/11] block: add a report_zones method

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

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Hi Christoph,

I love your patch! Yet something to improve:

[auto build test ERROR on block/for-next]
[also build test ERROR on v4.19-rc7]
[cannot apply to next-20181010]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Damien-Le-Moal/Zoned-block-device-support-improvements/20181010-190504
base:   https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-next
config: x86_64-randconfig-x000-201840 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

All errors (new ones prefixed by >>):

   drivers//md/dm-linear.c: In function 'linear_report_zones':
>> drivers//md/dm-linear.c:146:8: error: implicit declaration of function 'blkdev_report_zones'; did you mean 'linear_report_zones'? [-Werror=implicit-function-declaration]
     ret = blkdev_report_zones(lc->dev->bdev, linear_map_sector(ti, sector),
           ^~~~~~~~~~~~~~~~~~~
           linear_report_zones
   cc1: some warnings being treated as errors
--
   drivers//md/dm-flakey.c: In function 'flakey_report_zones':
>> drivers//md/dm-flakey.c:459:8: error: implicit declaration of function 'blkdev_report_zones'; did you mean 'flakey_report_zones'? [-Werror=implicit-function-declaration]
     ret = blkdev_report_zones(fc->dev->bdev, flakey_map_sector(ti, sector),
           ^~~~~~~~~~~~~~~~~~~
           flakey_report_zones
   cc1: some warnings being treated as errors

vim +146 drivers//md/dm-linear.c

   137	
   138	static int linear_report_zones(struct dm_target *ti, sector_t sector,
   139				       struct blk_zone *zones, unsigned int *nr_zones,
   140				       gfp_t gfp_mask)
   141	{
   142		struct linear_c *lc = (struct linear_c *) ti->private;
   143		int ret;
   144	
   145		/* Do report and remap it */
 > 146		ret = blkdev_report_zones(lc->dev->bdev, linear_map_sector(ti, sector),
   147					  zones, nr_zones, gfp_mask);
   148		if (ret != 0)
   149			return ret;
   150	
   151		if (*nr_zones)
   152			dm_remap_zone_report(ti, lc->start, zones, nr_zones);
   153		return 0;
   154	}
   155	

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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