u32 reserve_inodes(int bg, u32 inodes);
void add_directory(u32 inode);
u16 get_directories(int bg);
+void init_unused_inode_tables(void);
u32 allocate_inode();
void free_alloc(struct block_allocation *alloc);
int reserve_oob_blocks(struct block_allocation *alloc, int blocks);