26 	struct inode vfs_inode;
30 static inline struct hostfs_inode_info *HOSTFS_I(struct inode *inode)  in HOSTFS_I()  argument
32 	return list_entry(inode, struct hostfs_inode_info, vfs_inode);  in HOSTFS_I()
124 static char *inode_name(struct inode *ino)  in inode_name()
185 static struct inode *hostfs_iget(struct super_block *sb)  in hostfs_iget()
187 	struct inode *inode = new_inode(sb);  in hostfs_iget()  local
188 	if (!inode)  in hostfs_iget()
190 	return inode;  in hostfs_iget()
222 static struct inode *hostfs_alloc_inode(struct super_block *sb)  in hostfs_alloc_inode()
236 static void hostfs_evict_inode(struct inode *inode)  in hostfs_evict_inode()  argument
238 	truncate_inode_pages_final(&inode->i_data);  in hostfs_evict_inode()
239 	clear_inode(inode);  in hostfs_evict_inode()
240 	if (HOSTFS_I(inode)->fd != -1) {  in hostfs_evict_inode()
241 		close_file(&HOSTFS_I(inode)->fd);  in hostfs_evict_inode()
242 		HOSTFS_I(inode)->fd = -1;  in hostfs_evict_inode()
248 	struct inode *inode = container_of(head, struct inode, i_rcu);  in hostfs_i_callback()  local
249 	kfree(HOSTFS_I(inode));  in hostfs_i_callback()
252 static void hostfs_destroy_inode(struct inode *inode)  in hostfs_destroy_inode()  argument
254 	call_rcu(&inode->i_rcu, hostfs_i_callback);  in hostfs_destroy_inode()
305 static int hostfs_open(struct inode *ino, struct file *file)  in hostfs_open()
364 static int hostfs_file_release(struct inode *inode, struct file *file)  in hostfs_file_release()  argument
366 	filemap_write_and_wait(inode->i_mapping);  in hostfs_file_release()
374 	struct inode *inode = file->f_mapping->host;  in hostfs_fsync()  local
377 	ret = filemap_write_and_wait_range(inode->i_mapping, start, end);  in hostfs_fsync()
381 	mutex_lock(&inode->i_mutex);  in hostfs_fsync()
382 	ret = fsync_file(HOSTFS_I(inode)->fd, datasync);  in hostfs_fsync()
383 	mutex_unlock(&inode->i_mutex);  in hostfs_fsync()
410 	struct inode *inode = mapping->host;  in hostfs_writepage()  local
414 	int end_index = inode->i_size >> PAGE_CACHE_SHIFT;  in hostfs_writepage()
418 		count = inode->i_size & (PAGE_CACHE_SIZE-1);  in hostfs_writepage()
422 	err = write_file(HOSTFS_I(inode)->fd, &base, buffer, count);  in hostfs_writepage()
428 	if (base > inode->i_size)  in hostfs_writepage()
429 		inode->i_size = base;  in hostfs_writepage()
486 	struct inode *inode = mapping->host;  in hostfs_write_end()  local
502 	if (err > 0 && (pos > inode->i_size))  in hostfs_write_end()
503 		inode->i_size = pos;  in hostfs_write_end()
518 static int read_name(struct inode *ino, char *name)  in read_name()
566 static int hostfs_create(struct inode *dir, struct dentry *dentry, umode_t mode,  in hostfs_create()
569 	struct inode *inode;  in hostfs_create()  local
573 	inode = hostfs_iget(dir->i_sb);  in hostfs_create()
574 	if (IS_ERR(inode)) {  in hostfs_create()
575 		error = PTR_ERR(inode);  in hostfs_create()
588 		error = read_name(inode, name);  in hostfs_create()
594 	HOSTFS_I(inode)->fd = fd;  in hostfs_create()
595 	HOSTFS_I(inode)->mode = FMODE_READ | FMODE_WRITE;  in hostfs_create()
596 	d_instantiate(dentry, inode);  in hostfs_create()
600 	iput(inode);  in hostfs_create()
605 static struct dentry *hostfs_lookup(struct inode *ino, struct dentry *dentry,  in hostfs_lookup()
608 	struct inode *inode;  in hostfs_lookup()  local
612 	inode = hostfs_iget(ino->i_sb);  in hostfs_lookup()
613 	if (IS_ERR(inode)) {  in hostfs_lookup()
614 		err = PTR_ERR(inode);  in hostfs_lookup()
623 	err = read_name(inode, name);  in hostfs_lookup()
627 		iput(inode);  in hostfs_lookup()
628 		inode = NULL;  in hostfs_lookup()
633 	d_add(dentry, inode);  in hostfs_lookup()
637 	iput(inode);  in hostfs_lookup()
642 static int hostfs_link(struct dentry *to, struct inode *ino,  in hostfs_link()
661 static int hostfs_unlink(struct inode *ino, struct dentry *dentry)  in hostfs_unlink()
677 static int hostfs_symlink(struct inode *ino, struct dentry *dentry,  in hostfs_symlink()
690 static int hostfs_mkdir(struct inode *ino, struct dentry *dentry, umode_t mode)  in hostfs_mkdir()
702 static int hostfs_rmdir(struct inode *ino, struct dentry *dentry)  in hostfs_rmdir()
714 static int hostfs_mknod(struct inode *dir, struct dentry *dentry, umode_t mode, dev_t dev)  in hostfs_mknod()
716 	struct inode *inode;  in hostfs_mknod()  local
720 	inode = hostfs_iget(dir->i_sb);  in hostfs_mknod()
721 	if (IS_ERR(inode)) {  in hostfs_mknod()
722 		err = PTR_ERR(inode);  in hostfs_mknod()
731 	init_special_inode(inode, mode, dev);  in hostfs_mknod()
736 	err = read_name(inode, name);  in hostfs_mknod()
741 	d_instantiate(dentry, inode);  in hostfs_mknod()
747 	iput(inode);  in hostfs_mknod()
752 static int hostfs_rename2(struct inode *old_dir, struct dentry *old_dentry,  in hostfs_rename2()
753 			  struct inode *new_dir, struct dentry *new_dentry,  in hostfs_rename2()
780 static int hostfs_permission(struct inode *ino, int desired)  in hostfs_permission()
808 	struct inode *inode = d_inode(dentry);  in hostfs_setattr()  local
813 	int fd = HOSTFS_I(inode)->fd;  in hostfs_setattr()
815 	err = inode_change_ok(inode, attr);  in hostfs_setattr()
866 	    attr->ia_size != i_size_read(inode))  in hostfs_setattr()
867 		truncate_setsize(inode, attr->ia_size);  in hostfs_setattr()
869 	setattr_copy(inode, attr);  in hostfs_setattr()
870 	mark_inode_dirty(inode);  in hostfs_setattr()
916 static void hostfs_put_link(struct inode *unused, void *cookie)  in hostfs_put_link()
929 	struct inode *root_inode;  in hostfs_fill_sb_common()