/* Drops a temporary reference, frees superblock if there's no references left.  */
void put_super(struct super_block *sb)
/* Drops a temporary reference, frees superblock if there's no references left.  */
void put_super(struct super_block *sb)
{
	spin_lock(&sb_lock);
	__put_super(sb);
	spin_unlock(&sb_lock);
}