void nilfs_clear_dirty_page(struct page *, bool);
void nilfs_clear_dirty_pages(struct address_space *, bool);
void nilfs_mapping_init(struct address_space *mapping, struct inode *inode);
-unsigned nilfs_page_count_clean_buffers(struct page *, unsigned, unsigned);
+unsigned int nilfs_page_count_clean_buffers(struct page *, unsigned int,
+ unsigned int);
unsigned long nilfs_find_uncommitted_extent(struct inode *inode,
sector_t start_blk,
sector_t *blkoff);