-#define BUG() do { \
- printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__); \
-} while (0)
-
-#define PAGE_BUG(page) do { \
- BUG(); \
-} while (0)
-
-/* Pure 2^n version of get_order */
-static inline int get_order(unsigned long size)
-{
- int order;
-
- size = (size-1) >> (PAGE_SHIFT-1);
- order = -1;
- do {
- size >>= 1;
- order++;
- } while (size);
- return order;
-}