21 static struct inode *hfsplus_alloc_inode(struct super_block *sb);
22 static void hfsplus_free_inode(struct inode *inode);
27 static int hfsplus_system_read_inode(struct inode *inode)  in hfsplus_system_read_inode()  argument
29 	struct hfsplus_vh *vhdr = HFSPLUS_SB(inode->i_sb)->s_vhdr;  in hfsplus_system_read_inode()
31 	switch (inode->i_ino) {  in hfsplus_system_read_inode()
33 		hfsplus_inode_read_fork(inode, &vhdr->ext_file);  in hfsplus_system_read_inode()
34 		inode->i_mapping->a_ops = &hfsplus_btree_aops;  in hfsplus_system_read_inode()
37 		hfsplus_inode_read_fork(inode, &vhdr->cat_file);  in hfsplus_system_read_inode()
38 		inode->i_mapping->a_ops = &hfsplus_btree_aops;  in hfsplus_system_read_inode()
41 		hfsplus_inode_read_fork(inode, &vhdr->alloc_file);  in hfsplus_system_read_inode()
42 		inode->i_mapping->a_ops = &hfsplus_aops;  in hfsplus_system_read_inode()
45 		hfsplus_inode_read_fork(inode, &vhdr->start_file);  in hfsplus_system_read_inode()
48 		hfsplus_inode_read_fork(inode, &vhdr->attr_file);  in hfsplus_system_read_inode()
49 		inode->i_mapping->a_ops = &hfsplus_btree_aops;  in hfsplus_system_read_inode()
58 struct inode *hfsplus_iget(struct super_block *sb, unsigned long ino)  in hfsplus_iget()
61 	struct inode *inode;  in hfsplus_iget()  local
64 	inode = iget_locked(sb, ino);  in hfsplus_iget()
65 	if (!inode)  in hfsplus_iget()
67 	if (!(inode->i_state & I_NEW))  in hfsplus_iget()
68 		return inode;  in hfsplus_iget()
70 	INIT_LIST_HEAD(&HFSPLUS_I(inode)->open_dir_list);  in hfsplus_iget()
71 	spin_lock_init(&HFSPLUS_I(inode)->open_dir_lock);  in hfsplus_iget()
72 	mutex_init(&HFSPLUS_I(inode)->extents_lock);  in hfsplus_iget()
73 	HFSPLUS_I(inode)->flags = 0;  in hfsplus_iget()
74 	HFSPLUS_I(inode)->extent_state = 0;  in hfsplus_iget()
75 	HFSPLUS_I(inode)->rsrc_inode = NULL;  in hfsplus_iget()
76 	atomic_set(&HFSPLUS_I(inode)->opencnt, 0);  in hfsplus_iget()
78 	if (inode->i_ino >= HFSPLUS_FIRSTUSER_CNID ||  in hfsplus_iget()
79 	    inode->i_ino == HFSPLUS_ROOT_CNID) {  in hfsplus_iget()
80 		err = hfs_find_init(HFSPLUS_SB(inode->i_sb)->cat_tree, &fd);  in hfsplus_iget()
82 			err = hfsplus_find_cat(inode->i_sb, inode->i_ino, &fd);  in hfsplus_iget()
84 				err = hfsplus_cat_read_inode(inode, &fd);  in hfsplus_iget()
88 		err = hfsplus_system_read_inode(inode);  in hfsplus_iget()
92 		iget_failed(inode);  in hfsplus_iget()
96 	unlock_new_inode(inode);  in hfsplus_iget()
97 	return inode;  in hfsplus_iget()
100 static int hfsplus_system_write_inode(struct inode *inode)  in hfsplus_system_write_inode()  argument
102 	struct hfsplus_sb_info *sbi = HFSPLUS_SB(inode->i_sb);  in hfsplus_system_write_inode()
107 	switch (inode->i_ino) {  in hfsplus_system_write_inode()
130 	if (fork->total_size != cpu_to_be64(inode->i_size)) {  in hfsplus_system_write_inode()
132 		hfsplus_mark_mdb_dirty(inode->i_sb);  in hfsplus_system_write_inode()
134 	hfsplus_inode_write_fork(inode, fork);  in hfsplus_system_write_inode()
140 			       err, inode->i_ino);  in hfsplus_system_write_inode()
147 static int hfsplus_write_inode(struct inode *inode,  in hfsplus_write_inode()  argument
152 	hfs_dbg(INODE, "hfsplus_write_inode: %lu\n", inode->i_ino);  in hfsplus_write_inode()
154 	err = hfsplus_ext_write_extent(inode);  in hfsplus_write_inode()
158 	if (inode->i_ino >= HFSPLUS_FIRSTUSER_CNID ||  in hfsplus_write_inode()
159 	    inode->i_ino == HFSPLUS_ROOT_CNID)  in hfsplus_write_inode()
160 		return hfsplus_cat_write_inode(inode);  in hfsplus_write_inode()
162 		return hfsplus_system_write_inode(inode);  in hfsplus_write_inode()
165 static void hfsplus_evict_inode(struct inode *inode)  in hfsplus_evict_inode()  argument
167 	hfs_dbg(INODE, "hfsplus_evict_inode: %lu\n", inode->i_ino);  in hfsplus_evict_inode()
168 	truncate_inode_pages_final(&inode->i_data);  in hfsplus_evict_inode()
169 	clear_inode(inode);  in hfsplus_evict_inode()
170 	if (HFSPLUS_IS_RSRC(inode)) {  in hfsplus_evict_inode()
171 		HFSPLUS_I(HFSPLUS_I(inode)->rsrc_inode)->rsrc_inode = NULL;  in hfsplus_evict_inode()
172 		iput(HFSPLUS_I(inode)->rsrc_inode);  in hfsplus_evict_inode()
196 	error = filemap_write_and_wait(sbi->cat_tree->inode->i_mapping);  in hfsplus_sync_fs()
197 	error2 = filemap_write_and_wait(sbi->ext_tree->inode->i_mapping);  in hfsplus_sync_fs()
202 		    filemap_write_and_wait(sbi->attr_tree->inode->i_mapping);  in hfsplus_sync_fs()
380 	struct inode *root, *inode;  in hfsplus_fill_super()  local
494 	inode = hfsplus_iget(sb, HFSPLUS_ALLOC_CNID);  in hfsplus_fill_super()
495 	if (IS_ERR(inode)) {  in hfsplus_fill_super()
497 		err = PTR_ERR(inode);  in hfsplus_fill_super()
500 	sbi->alloc_file = inode;  in hfsplus_fill_super()
531 		inode = hfsplus_iget(sb, be32_to_cpu(entry.folder.id));  in hfsplus_fill_super()
532 		if (IS_ERR(inode)) {  in hfsplus_fill_super()
533 			err = PTR_ERR(inode);  in hfsplus_fill_super()
536 		sbi->hidden_dir = inode;  in hfsplus_fill_super()
623 static struct inode *hfsplus_alloc_inode(struct super_block *sb)  in hfsplus_alloc_inode()
631 static void hfsplus_free_inode(struct inode *inode)  in hfsplus_free_inode()  argument
633 	kmem_cache_free(hfsplus_inode_cachep, HFSPLUS_I(inode));  in hfsplus_free_inode()