Re: [PATCH v4 13/27] btrfs: reset zones of unused block groups

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Hi Naohiro,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[cannot apply to v5.3-rc5 next-20190823]
[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/Naohiro-Aota/btrfs-zoned-block-device-support/20190824-160033
config: i386-randconfig-a004-201934 (attached as .config)
compiler: gcc-6 (Debian 6.3.0-18+deb9u1) 6.3.0 20170516
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

   fs/btrfs/hmzoned.c: In function 'btrfs_get_dev_zones':
   fs/btrfs/hmzoned.c:31:8: error: implicit declaration of function 'blkdev_report_zones' [-Werror=implicit-function-declaration]
     ret = blkdev_report_zones(device->bdev, pos >> SECTOR_SHIFT,
           ^~~~~~~~~~~~~~~~~~~
   fs/btrfs/hmzoned.c: In function 'btrfs_reset_device_zone':
>> fs/btrfs/hmzoned.c:602:8: error: implicit declaration of function 'blkdev_reset_zones' [-Werror=implicit-function-declaration]
     ret = blkdev_reset_zones(device->bdev,
           ^~~~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors

vim +/blkdev_reset_zones +602 fs/btrfs/hmzoned.c

   596	
   597	int btrfs_reset_device_zone(struct btrfs_device *device, u64 physical,
   598				    u64 length, u64 *bytes)
   599	{
   600		int ret;
   601	
 > 602		ret = blkdev_reset_zones(device->bdev,

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

Attachment: .config.gz
Description: application/gzip


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