-#if !defined(__linux__) || !defined(__KERNEL__)
-#define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
-#define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, 8 * sizeof(long))
-
-#define DECLARE_BITMAP(name, bits) \
- unsigned long name[BITS_TO_LONGS(bits)]
-#endif
-
-typedef struct {
- int size;
- unsigned long data[0];
-} cfs_bitmap_t;