remove BITS_TO_TYPE macro

remove BITS_TO_TYPE macro

I realized, that it is actually the same as DIV_ROUND_UP, use it instead.

[akpm@linux-foundation.org: build fix]
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

include/linux/bitmap.h

@@ -6,6 +6,7 @@
 #include <linux/types.h>
 #include <linux/bitops.h>
 #include <linux/string.h>
+#include <linux/kernel.h>
 
 /*
  * bitmaps provide bit arrays that consume one or more unsigned

include/linux/bitops.h

@@ -6,8 +6,7 @@
 #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