static bool fuse_use_readdirplus(struct inode *dir, struct dir_context *ctx)
{
	struct fuse_conn *fc = get_fuse_conn(dir);
	struct fuse_inode *fi = get_fuse_inode(dir);

	if (!fc->do_readdirplus)
		return false;
	if (!fc->readdirplus_auto)
		return true;
	if (test_and_clear_bit(FUSE_I_ADVISE_RDPLUS, &fi->state))
		return true;
	if (ctx->pos == 0)
		return true;
	return false;
}
static bool fuse_use_readdirplus(struct inode *dir, struct dir_context *ctx)
{
	struct fuse_conn *fc = get_fuse_conn(dir);
	struct fuse_inode *fi = get_fuse_inode(dir);

	if (!fc->do_readdirplus)
		return false;
	if (!fc->readdirplus_auto)
		return true;
	if (test_and_clear_bit(FUSE_I_ADVISE_RDPLUS, &fi->state))
		return true;
	if (ctx->pos == 0)
		return true;
	return false;
}