62 static inline unsigned ext2_chunk_size(struct inode *inode)  in ext2_chunk_size()  argument
64 	return inode->i_sb->s_blocksize;  in ext2_chunk_size()
78 ext2_last_byte(struct inode *inode, unsigned long page_nr)  in ext2_last_byte()  argument
80 	unsigned last_byte = inode->i_size;  in ext2_last_byte()
91 	struct inode *dir = mapping->host;  in ext2_commit_chunk()
115 	struct inode *dir = page->mapping->host;  in ext2_check_page()
144 		if (unlikely(le32_to_cpu(p->inode) > max_inumber))  in ext2_check_page()
180 			(unsigned long) le32_to_cpu(p->inode),  in ext2_check_page()
190 			(unsigned long) le32_to_cpu(p->inode));  in ext2_check_page()
197 static struct page * ext2_get_page(struct inode *dir, unsigned long n,  in ext2_get_page()
226 	if (!de->inode)  in ext2_match()
275 static inline void ext2_set_de_type(ext2_dirent *de, struct inode *inode)  in ext2_set_de_type()  argument
277 	umode_t mode = inode->i_mode;  in ext2_set_de_type()
278 	if (EXT2_HAS_INCOMPAT_FEATURE(inode->i_sb, EXT2_FEATURE_INCOMPAT_FILETYPE))  in ext2_set_de_type()
288 	struct inode *inode = file_inode(file);  in ext2_readdir()  local
289 	struct super_block *sb = inode->i_sb;  in ext2_readdir()
292 	unsigned long npages = dir_pages(inode);  in ext2_readdir()
293 	unsigned chunk_mask = ~(ext2_chunk_size(inode)-1);  in ext2_readdir()
295 	int need_revalidate = file->f_version != inode->i_version;  in ext2_readdir()
297 	if (pos > inode->i_size - EXT2_DIR_REC_LEN(1))  in ext2_readdir()
306 		struct page *page = ext2_get_page(inode, n, 0);  in ext2_readdir()
311 				   inode->i_ino);  in ext2_readdir()
321 			file->f_version = inode->i_version;  in ext2_readdir()
325 		limit = kaddr + ext2_last_byte(inode, n) - EXT2_DIR_REC_LEN(1);  in ext2_readdir()
333 			if (de->inode) {  in ext2_readdir()
340 						le32_to_cpu(de->inode),  in ext2_readdir()
361 struct ext2_dir_entry_2 *ext2_find_entry (struct inode * dir,  in ext2_find_entry()
426 struct ext2_dir_entry_2 * ext2_dotdot (struct inode *dir, struct page **p)  in ext2_dotdot()
438 ino_t ext2_inode_by_name(struct inode *dir, struct qstr *child)  in ext2_inode_by_name()
446 		res = le32_to_cpu(de->inode);  in ext2_inode_by_name()
458 void ext2_set_link(struct inode *dir, struct ext2_dir_entry_2 *de,  in ext2_set_link()
459 		   struct page *page, struct inode *inode, int update_times)  in ext2_set_link()  argument
469 	de->inode = cpu_to_le32(inode->i_ino);  in ext2_set_link()
470 	ext2_set_de_type(de, inode);  in ext2_set_link()
482 int ext2_add_link (struct dentry *dentry, struct inode *inode)  in ext2_add_link()  argument
484 	struct inode *dir = d_inode(dentry->d_parent);  in ext2_add_link()
521 				de->inode = 0;  in ext2_add_link()
535 			if (!de->inode && rec_len >= reclen)  in ext2_add_link()
553 	if (de->inode) {  in ext2_add_link()
561 	de->inode = cpu_to_le32(inode->i_ino);  in ext2_add_link()
562 	ext2_set_de_type (de, inode);  in ext2_add_link()
583 	struct inode *inode = page->mapping->host;  in ext2_delete_entry()  local
585 	unsigned from = ((char*)dir - kaddr) & ~(ext2_chunk_size(inode)-1);  in ext2_delete_entry()
595 			ext2_error(inode->i_sb, __func__,  in ext2_delete_entry()
611 	dir->inode = 0;  in ext2_delete_entry()
613 	inode->i_ctime = inode->i_mtime = CURRENT_TIME_SEC;  in ext2_delete_entry()
614 	EXT2_I(inode)->i_flags &= ~EXT2_BTREE_FL;  in ext2_delete_entry()
615 	mark_inode_dirty(inode);  in ext2_delete_entry()
624 int ext2_make_empty(struct inode *inode, struct inode *parent)  in ext2_make_empty()  argument
626 	struct page *page = grab_cache_page(inode->i_mapping, 0);  in ext2_make_empty()
627 	unsigned chunk_size = ext2_chunk_size(inode);  in ext2_make_empty()
646 	de->inode = cpu_to_le32(inode->i_ino);  in ext2_make_empty()
647 	ext2_set_de_type (de, inode);  in ext2_make_empty()
652 	de->inode = cpu_to_le32(parent->i_ino);  in ext2_make_empty()
654 	ext2_set_de_type (de, inode);  in ext2_make_empty()
665 int ext2_empty_dir (struct inode * inode)  in ext2_empty_dir()  argument
668 	unsigned long i, npages = dir_pages(inode);  in ext2_empty_dir()
674 		page = ext2_get_page(inode, i, dir_has_error);  in ext2_empty_dir()
683 		kaddr += ext2_last_byte(inode, i) - EXT2_DIR_REC_LEN(1);  in ext2_empty_dir()
687 				ext2_error(inode->i_sb, __func__,  in ext2_empty_dir()
692 			if (de->inode != 0) {  in ext2_empty_dir()
699 					if (de->inode !=  in ext2_empty_dir()
700 					    cpu_to_le32(inode->i_ino))  in ext2_empty_dir()