53 static inline unsigned nilfs_chunk_size(struct inode *inode)  in nilfs_chunk_size()  argument
55 	return inode->i_sb->s_blocksize;  in nilfs_chunk_size()
64 static inline unsigned long dir_pages(struct inode *inode)  in dir_pages()  argument
66 	return (inode->i_size+PAGE_CACHE_SIZE-1)>>PAGE_CACHE_SHIFT;  in dir_pages()
73 static unsigned nilfs_last_byte(struct inode *inode, unsigned long page_nr)  in nilfs_last_byte()  argument
75 	unsigned last_byte = inode->i_size;  in nilfs_last_byte()
93 	struct inode *dir = mapping->host;  in nilfs_commit_chunk()
112 	struct inode *dir = page->mapping->host;  in nilfs_check_page()
170 		    (unsigned long) le64_to_cpu(p->inode),  in nilfs_check_page()
179 		    (unsigned long) le64_to_cpu(p->inode));  in nilfs_check_page()
185 static struct page *nilfs_get_page(struct inode *dir, unsigned long n)  in nilfs_get_page()
214 	if (!de->inode)  in nilfs_match()
252 static void nilfs_set_de_type(struct nilfs_dir_entry *de, struct inode *inode)  in nilfs_set_de_type()  argument
254 	umode_t mode = inode->i_mode;  in nilfs_set_de_type()
262 	struct inode *inode = file_inode(file);  in nilfs_readdir()  local
263 	struct super_block *sb = inode->i_sb;  in nilfs_readdir()
266 	unsigned long npages = dir_pages(inode);  in nilfs_readdir()
269 	if (pos > inode->i_size - NILFS_DIR_REC_LEN(1))  in nilfs_readdir()
275 		struct page *page = nilfs_get_page(inode, n);  in nilfs_readdir()
279 				    inode->i_ino);  in nilfs_readdir()
285 		limit = kaddr + nilfs_last_byte(inode, n) -  in nilfs_readdir()
294 			if (de->inode) {  in nilfs_readdir()
303 						le64_to_cpu(de->inode), t)) {  in nilfs_readdir()
324 nilfs_find_entry(struct inode *dir, const struct qstr *qstr,  in nilfs_find_entry()
386 struct nilfs_dir_entry *nilfs_dotdot(struct inode *dir, struct page **p)  in nilfs_dotdot()
399 ino_t nilfs_inode_by_name(struct inode *dir, const struct qstr *qstr)  in nilfs_inode_by_name()
407 		res = le64_to_cpu(de->inode);  in nilfs_inode_by_name()
415 void nilfs_set_link(struct inode *dir, struct nilfs_dir_entry *de,  in nilfs_set_link()
416 		    struct page *page, struct inode *inode)  in nilfs_set_link()  argument
426 	de->inode = cpu_to_le64(inode->i_ino);  in nilfs_set_link()
427 	nilfs_set_de_type(de, inode);  in nilfs_set_link()
436 int nilfs_add_link(struct dentry *dentry, struct inode *inode)  in nilfs_add_link()  argument
438 	struct inode *dir = d_inode(dentry->d_parent);  in nilfs_add_link()
475 				de->inode = 0;  in nilfs_add_link()
489 			if (!de->inode && rec_len >= reclen)  in nilfs_add_link()
507 	if (de->inode) {  in nilfs_add_link()
517 	de->inode = cpu_to_le64(inode->i_ino);  in nilfs_add_link()
518 	nilfs_set_de_type(de, inode);  in nilfs_add_link()
539 	struct inode *inode = mapping->host;  in nilfs_delete_entry()  local
541 	unsigned from = ((char *)dir - kaddr) & ~(nilfs_chunk_size(inode) - 1);  in nilfs_delete_entry()
550 			nilfs_error(inode->i_sb, __func__,  in nilfs_delete_entry()
565 	dir->inode = 0;  in nilfs_delete_entry()
567 	inode->i_ctime = inode->i_mtime = CURRENT_TIME;  in nilfs_delete_entry()
576 int nilfs_make_empty(struct inode *inode, struct inode *parent)  in nilfs_make_empty()  argument
578 	struct address_space *mapping = inode->i_mapping;  in nilfs_make_empty()
580 	unsigned chunk_size = nilfs_chunk_size(inode);  in nilfs_make_empty()
599 	de->inode = cpu_to_le64(inode->i_ino);  in nilfs_make_empty()
600 	nilfs_set_de_type(de, inode);  in nilfs_make_empty()
605 	de->inode = cpu_to_le64(parent->i_ino);  in nilfs_make_empty()
607 	nilfs_set_de_type(de, inode);  in nilfs_make_empty()
618 int nilfs_empty_dir(struct inode *inode)  in nilfs_empty_dir()  argument
621 	unsigned long i, npages = dir_pages(inode);  in nilfs_empty_dir()
627 		page = nilfs_get_page(inode, i);  in nilfs_empty_dir()
633 		kaddr += nilfs_last_byte(inode, i) - NILFS_DIR_REC_LEN(1);  in nilfs_empty_dir()
637 				nilfs_error(inode->i_sb, __func__,  in nilfs_empty_dir()
642 			if (de->inode != 0) {  in nilfs_empty_dir()
649 					if (de->inode !=  in nilfs_empty_dir()
650 					    cpu_to_le64(inode->i_ino))  in nilfs_empty_dir()