Hi Josef,

[auto build test ERROR on linus/master]
[also build test ERROR on v4.8-rc3 next-20160822]
[cannot apply to linux/master]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
[Suggest to use git(>=2.9.0) format-patch --base=<commit> (or --base=auto for convenience) to record what (public, well-known) commit your patch series was built on]
[Check https://git-scm.com/docs/git-format-patch for more information]

url:    https://github.com/0day-ci/linux/commits/Josef-Bacik/Provide-accounting-for-dirty-metadata/20160823-014222
config: sparc64-allyesconfig (attached as .config)
compiler: sparc64-linux-gnu-gcc (Debian 5.4.0-6) 5.4.0 20160609
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=sparc64 

All error/warnings (new ones prefixed by >>):

   fs/ntfs/attrib.c: In function 'ntfs_attr_set':
>> fs/ntfs/attrib.c:2549:35: error: implicit declaration of function 'inode_to_bdi' [-Werror=implicit-function-declaration]
      balance_dirty_pages_ratelimited(inode_to_bdi(inode),
                                      ^
>> fs/ntfs/attrib.c:2549:35: warning: passing argument 1 of 'balance_dirty_pages_ratelimited' makes pointer from integer without a cast [-Wint-conversion]
   In file included from include/linux/memcontrol.h:30:0,
                    from include/linux/swap.h:8,
                    from fs/ntfs/attrib.c:26:
   include/linux/writeback.h:367:6: note: expected 'struct backing_dev_info *' but argument is of type 'int'
    void balance_dirty_pages_ratelimited(struct backing_dev_info *bdi,
         ^
   fs/ntfs/attrib.c:2591:35: warning: passing argument 1 of 'balance_dirty_pages_ratelimited' makes pointer from integer without a cast [-Wint-conversion]
      balance_dirty_pages_ratelimited(inode_to_bdi(inode),
                                      ^
   In file included from include/linux/memcontrol.h:30:0,
                    from include/linux/swap.h:8,
                    from fs/ntfs/attrib.c:26:
   include/linux/writeback.h:367:6: note: expected 'struct backing_dev_info *' but argument is of type 'int'
    void balance_dirty_pages_ratelimited(struct backing_dev_info *bdi,
         ^
   fs/ntfs/attrib.c:2609:35: warning: passing argument 1 of 'balance_dirty_pages_ratelimited' makes pointer from integer without a cast [-Wint-conversion]
      balance_dirty_pages_ratelimited(inode_to_bdi(inode),
                                      ^
   In file included from include/linux/memcontrol.h:30:0,
                    from include/linux/swap.h:8,
                    from fs/ntfs/attrib.c:26:
   include/linux/writeback.h:367:6: note: expected 'struct backing_dev_info *' but argument is of type 'int'
    void balance_dirty_pages_ratelimited(struct backing_dev_info *bdi,
         ^
   cc1: some warnings being treated as errors

vim +/inode_to_bdi +2549 fs/ntfs/attrib.c

  2543			kaddr = kmap_atomic(page);
  2544			memset(kaddr + start_ofs, val, size - start_ofs);
  2545			flush_dcache_page(page);
  2546			kunmap_atomic(kaddr);
  2547			set_page_dirty(page);
  2548			put_page(page);
> 2549			balance_dirty_pages_ratelimited(inode_to_bdi(inode),
  2550							inode->i_sb);
  2551			cond_resched();
  2552			if (idx == end)

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