19 static struct inode *hfsplus_alloc_inode(struct super_block *sb);
20 static void hfsplus_destroy_inode(struct inode *inode);
25 static int hfsplus_system_read_inode(struct inode *inode)  in hfsplus_system_read_inode()  argument
27 	struct hfsplus_vh *vhdr = HFSPLUS_SB(inode->i_sb)->s_vhdr;  in hfsplus_system_read_inode()
29 	switch (inode->i_ino) {  in hfsplus_system_read_inode()
31 		hfsplus_inode_read_fork(inode, &vhdr->ext_file);  in hfsplus_system_read_inode()
32 		inode->i_mapping->a_ops = &hfsplus_btree_aops;  in hfsplus_system_read_inode()
35 		hfsplus_inode_read_fork(inode, &vhdr->cat_file);  in hfsplus_system_read_inode()
36 		inode->i_mapping->a_ops = &hfsplus_btree_aops;  in hfsplus_system_read_inode()
39 		hfsplus_inode_read_fork(inode, &vhdr->alloc_file);  in hfsplus_system_read_inode()
40 		inode->i_mapping->a_ops = &hfsplus_aops;  in hfsplus_system_read_inode()
43 		hfsplus_inode_read_fork(inode, &vhdr->start_file);  in hfsplus_system_read_inode()
46 		hfsplus_inode_read_fork(inode, &vhdr->attr_file);  in hfsplus_system_read_inode()
47 		inode->i_mapping->a_ops = &hfsplus_btree_aops;  in hfsplus_system_read_inode()
56 struct inode *hfsplus_iget(struct super_block *sb, unsigned long ino)  in hfsplus_iget()
59 	struct inode *inode;  in hfsplus_iget()  local
62 	inode = iget_locked(sb, ino);  in hfsplus_iget()
63 	if (!inode)  in hfsplus_iget()
65 	if (!(inode->i_state & I_NEW))  in hfsplus_iget()
66 		return inode;  in hfsplus_iget()
68 	INIT_LIST_HEAD(&HFSPLUS_I(inode)->open_dir_list);  in hfsplus_iget()
69 	mutex_init(&HFSPLUS_I(inode)->extents_lock);  in hfsplus_iget()
70 	HFSPLUS_I(inode)->flags = 0;  in hfsplus_iget()
71 	HFSPLUS_I(inode)->extent_state = 0;  in hfsplus_iget()
72 	HFSPLUS_I(inode)->rsrc_inode = NULL;  in hfsplus_iget()
73 	atomic_set(&HFSPLUS_I(inode)->opencnt, 0);  in hfsplus_iget()
75 	if (inode->i_ino >= HFSPLUS_FIRSTUSER_CNID ||  in hfsplus_iget()
76 	    inode->i_ino == HFSPLUS_ROOT_CNID) {  in hfsplus_iget()
77 		err = hfs_find_init(HFSPLUS_SB(inode->i_sb)->cat_tree, &fd);  in hfsplus_iget()
79 			err = hfsplus_find_cat(inode->i_sb, inode->i_ino, &fd);  in hfsplus_iget()
81 				err = hfsplus_cat_read_inode(inode, &fd);  in hfsplus_iget()
85 		err = hfsplus_system_read_inode(inode);  in hfsplus_iget()
89 		iget_failed(inode);  in hfsplus_iget()
93 	unlock_new_inode(inode);  in hfsplus_iget()
94 	return inode;  in hfsplus_iget()
97 static int hfsplus_system_write_inode(struct inode *inode)  in hfsplus_system_write_inode()  argument
99 	struct hfsplus_sb_info *sbi = HFSPLUS_SB(inode->i_sb);  in hfsplus_system_write_inode()
104 	switch (inode->i_ino) {  in hfsplus_system_write_inode()
127 	if (fork->total_size != cpu_to_be64(inode->i_size)) {  in hfsplus_system_write_inode()
129 		hfsplus_mark_mdb_dirty(inode->i_sb);  in hfsplus_system_write_inode()
131 	hfsplus_inode_write_fork(inode, fork);  in hfsplus_system_write_inode()
137 			       err, inode->i_ino);  in hfsplus_system_write_inode()
144 static int hfsplus_write_inode(struct inode *inode,  in hfsplus_write_inode()  argument
149 	hfs_dbg(INODE, "hfsplus_write_inode: %lu\n", inode->i_ino);  in hfsplus_write_inode()
151 	err = hfsplus_ext_write_extent(inode);  in hfsplus_write_inode()
155 	if (inode->i_ino >= HFSPLUS_FIRSTUSER_CNID ||  in hfsplus_write_inode()
156 	    inode->i_ino == HFSPLUS_ROOT_CNID)  in hfsplus_write_inode()
157 		return hfsplus_cat_write_inode(inode);  in hfsplus_write_inode()
159 		return hfsplus_system_write_inode(inode);  in hfsplus_write_inode()
162 static void hfsplus_evict_inode(struct inode *inode)  in hfsplus_evict_inode()  argument
164 	hfs_dbg(INODE, "hfsplus_evict_inode: %lu\n", inode->i_ino);  in hfsplus_evict_inode()
165 	truncate_inode_pages_final(&inode->i_data);  in hfsplus_evict_inode()
166 	clear_inode(inode);  in hfsplus_evict_inode()
167 	if (HFSPLUS_IS_RSRC(inode)) {  in hfsplus_evict_inode()
168 		HFSPLUS_I(HFSPLUS_I(inode)->rsrc_inode)->rsrc_inode = NULL;  in hfsplus_evict_inode()
169 		iput(HFSPLUS_I(inode)->rsrc_inode);  in hfsplus_evict_inode()
193 	error = filemap_write_and_wait(sbi->cat_tree->inode->i_mapping);  in hfsplus_sync_fs()
194 	error2 = filemap_write_and_wait(sbi->ext_tree->inode->i_mapping);  in hfsplus_sync_fs()
199 		    filemap_write_and_wait(sbi->attr_tree->inode->i_mapping);  in hfsplus_sync_fs()
376 	struct inode *root, *inode;  in hfsplus_fill_super()  local
490 	inode = hfsplus_iget(sb, HFSPLUS_ALLOC_CNID);  in hfsplus_fill_super()
491 	if (IS_ERR(inode)) {  in hfsplus_fill_super()
493 		err = PTR_ERR(inode);  in hfsplus_fill_super()
496 	sbi->alloc_file = inode;  in hfsplus_fill_super()
525 		inode = hfsplus_iget(sb, be32_to_cpu(entry.folder.id));  in hfsplus_fill_super()
526 		if (IS_ERR(inode)) {  in hfsplus_fill_super()
527 			err = PTR_ERR(inode);  in hfsplus_fill_super()
530 		sbi->hidden_dir = inode;  in hfsplus_fill_super()
616 static struct inode *hfsplus_alloc_inode(struct super_block *sb)  in hfsplus_alloc_inode()
626 	struct inode *inode = container_of(head, struct inode, i_rcu);  in hfsplus_i_callback()  local
628 	kmem_cache_free(hfsplus_inode_cachep, HFSPLUS_I(inode));  in hfsplus_i_callback()
631 static void hfsplus_destroy_inode(struct inode *inode)  in hfsplus_destroy_inode()  argument
633 	call_rcu(&inode->i_rcu, hfsplus_i_callback);  in hfsplus_destroy_inode()