#include <asm/types.h>
#ifdef __KERNEL__
+#define BIT(nr) (1UL << (nr))
#define BIT_MASK(nr) (1UL << ((nr) % BITS_PER_LONG))
#define BIT_WORD(nr) ((nr) / BITS_PER_LONG)
-#define BITS_TO_TYPE(nr, t) (((nr)+(t)-1)/(t))
-#define BITS_TO_LONGS(nr) BITS_TO_TYPE(nr, BITS_PER_LONG)
+#define BITS_TO_LONGS(nr) DIV_ROUND_UP(nr, BITS_PER_LONG)
#define BITS_PER_BYTE 8
#endif