int fuse_lookup_name(struct super_block *sb, u64 nodeid, const struct qstr *name,
		     struct fuse_entry_out *outarg, struct inode **inode)
{
	struct fuse_mount *fm = get_fuse_mount_super(sb);
	FUSE_ARGS(args);
	struct fuse_forget_link *forget;
	u64 attr_version;
	int err;

	*inode = NULL;
	err = -ENAMETOOLONG;
	if (name->len > FUSE_NAME_MAX)
		goto out;


	forget = fuse_alloc_forget();
	err = -ENOMEM;
	if (!forget)
		goto out;

	attr_version = fuse_get_attr_version(fm->fc);

	fuse_lookup_init(fm->fc, &args, nodeid, name, outarg);
	err = fuse_simple_request(fm, &args);
	/* Zero nodeid is same as -ENOENT, but with valid timeout */
	if (err || !outarg->nodeid)
		goto out_put_forget;

	err = -EIO;
	if (!outarg->nodeid)
		goto out_put_forget;
	if (fuse_invalid_attr(&outarg->attr))
		goto out_put_forget;

	*inode = fuse_iget(sb, outarg->nodeid, outarg->generation,
			   &outarg->attr, entry_attr_timeout(outarg),
			   attr_version);
	err = -ENOMEM;
	if (!*inode) {
		fuse_queue_forget(fm->fc, forget, outarg->nodeid, 1);
		goto out;
	}
	err = 0;

 out_put_forget:
	kfree(forget);
 out:
	return err;
}
int fuse_lookup_name(struct super_block *sb, u64 nodeid, const struct qstr *name,
		     struct fuse_entry_out *outarg, struct inode **inode)
{
	struct fuse_mount *fm = get_fuse_mount_super(sb);
	FUSE_ARGS(args);
	struct fuse_forget_link *forget;
	u64 attr_version;
	int err;

	*inode = NULL;
	err = -ENAMETOOLONG;
	if (name->len > FUSE_NAME_MAX)
		goto out;


	forget = fuse_alloc_forget();
	err = -ENOMEM;
	if (!forget)
		goto out;

	attr_version = fuse_get_attr_version(fm->fc);

	fuse_lookup_init(fm->fc, &args, nodeid, name, outarg);
	err = fuse_simple_request(fm, &args);
	 
	if (err || !outarg->nodeid)
		goto out_put_forget;

	err = -EIO;
	if (!outarg->nodeid)
		goto out_put_forget;
	if (fuse_invalid_attr(&outarg->attr))
		goto out_put_forget;

	*inode = fuse_iget(sb, outarg->nodeid, outarg->generation,
			   &outarg->attr, entry_attr_timeout(outarg),
			   attr_version);
	err = -ENOMEM;
	if (!*inode) {
		fuse_queue_forget(fm->fc, forget, outarg->nodeid, 1);
		goto out;
	}
	err = 0;

 out_put_forget:
	kfree(forget);
 out:
	return err;
}