nfs_filemap_write_and_wait_range
int nfs_filemap_write_and_wait_range(struct address_space *mapping,
status = nfs_filemap_write_and_wait_range(src->f_mapping,
status = nfs_filemap_write_and_wait_range(inode->i_mapping,
EXPORT_SYMBOL_GPL(nfs_filemap_write_and_wait_range);