-void allocator_free_dma(unsigned long address);
-unsigned long allocator_allocate_dma(unsigned long kilobytes, int priority);
-int allocator_init(u64 *);
+int allocator_free_dma(unsigned long address);
+unsigned long allocator_allocate_dma(unsigned long kilobytes, gfp_t flags);
+int allocator_init(u32 *);