[PATCH] Define BITS_PER_BYTE
This can make the intent behind some arithmetic expressions clearer.
Signed-off-by: Bryan O'Sullivan <bos@pathscale.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/include/linux/types.h b/include/linux/types.h
index 21b9ce8..54ae2d5 100644
--- a/include/linux/types.h
+++ b/include/linux/types.h
@@ -8,6 +8,8 @@
(((bits)+BITS_PER_LONG-1)/BITS_PER_LONG)
#define DECLARE_BITMAP(name,bits) \
unsigned long name[BITS_TO_LONGS(bits)]
+
+#define BITS_PER_BYTE 8
#endif
#include <linux/posix_types.h>