[hch-misc:dax-block-cleanup 17/28] fs/ext2/inode.c:1301:25: error: implicit declaration of function 'dax_zero_range'; did you mean 'iomap_zero_range'?

[hch-misc:dax-block-cleanup 17/28] fs/ext2/inode.c:1301:25: error: implicit declaration of function 'dax_zero_range'; did you mean 'iomap_zero_range'?

[kernel test robot]

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tree:   git://git.infradead.org/users/hch/misc.git dax-block-cleanup
head:   20496fef46c2a719f60d21f17b1a1862e069b836
commit: 79f6e11d1b1b194d8233f414909760ca0c45005e [17/28] fsdax: decouple zeroing from the iomap buffered I/O code
config: ia64-defconfig (attached as .config)
compiler: ia64-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git remote add hch-misc git://git.infradead.org/users/hch/misc.git
        git fetch --no-tags hch-misc dax-block-cleanup
        git checkout 79f6e11d1b1b194d8233f414909760ca0c45005e
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=ia64 

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

All errors (new ones prefixed by >>):

   fs/ext2/inode.c: In function 'ext2_setsize':
>> fs/ext2/inode.c:1301:25: error: implicit declaration of function 'dax_zero_range'; did you mean 'iomap_zero_range'? [-Werror=implicit-function-declaration]
    1301 |                 error = dax_zero_range(inode, newsize,
         |                         ^~~~~~~~~~~~~~
         |                         iomap_zero_range
   cc1: some warnings being treated as errors
--
   fs/xfs/xfs_iomap.c: In function 'xfs_zero_range':
>> fs/xfs/xfs_iomap.c:1325:24: error: implicit declaration of function 'dax_zero_range'; did you mean 'xfs_zero_range'? [-Werror=implicit-function-declaration]
    1325 |                 return dax_zero_range(inode, pos, len, did_zero,
         |                        ^~~~~~~~~~~~~~
         |                        xfs_zero_range
   fs/xfs/xfs_iomap.c: In function 'xfs_truncate_page':
>> fs/xfs/xfs_iomap.c:1340:24: error: implicit declaration of function 'dax_truncate_page'; did you mean 'xfs_truncate_page'? [-Werror=implicit-function-declaration]
    1340 |                 return dax_truncate_page(inode, pos, did_zero,
         |                        ^~~~~~~~~~~~~~~~~
         |                        xfs_truncate_page
   cc1: some warnings being treated as errors


vim +1301 fs/ext2/inode.c

  1285	
  1286	static int ext2_setsize(struct inode *inode, loff_t newsize)
  1287	{
  1288		int error;
  1289	
  1290		if (!(S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode) ||
  1291		    S_ISLNK(inode->i_mode)))
  1292			return -EINVAL;
  1293		if (ext2_inode_is_fast_symlink(inode))
  1294			return -EINVAL;
  1295		if (IS_APPEND(inode) || IS_IMMUTABLE(inode))
  1296			return -EPERM;
  1297	
  1298		inode_dio_wait(inode);
  1299	
  1300		if (IS_DAX(inode)) {
> 1301			error = dax_zero_range(inode, newsize,
  1302					       PAGE_ALIGN(newsize) - newsize, NULL,
  1303					       &ext2_iomap_ops);
  1304		} else if (test_opt(inode->i_sb, NOBH))
  1305			error = nobh_truncate_page(inode->i_mapping,
  1306					newsize, ext2_get_block);
  1307		else
  1308			error = block_truncate_page(inode->i_mapping,
  1309					newsize, ext2_get_block);
  1310		if (error)
  1311			return error;
  1312	
  1313		filemap_invalidate_lock(inode->i_mapping);
  1314		truncate_setsize(inode, newsize);
  1315		__ext2_truncate_blocks(inode, newsize);
  1316		filemap_invalidate_unlock(inode->i_mapping);
  1317	
  1318		inode->i_mtime = inode->i_ctime = current_time(inode);
  1319		if (inode_needs_sync(inode)) {
  1320			sync_mapping_buffers(inode->i_mapping);
  1321			sync_inode_metadata(inode, 1);
  1322		} else {
  1323			mark_inode_dirty(inode);
  1324		}
  1325	
  1326		return 0;
  1327	}
  1328	

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

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