#if BITS_PER_LONG == 64
+#define div64_long(x, y) div64_s64((x), (y))
+#define div64_ul(x, y) div64_u64((x), (y))
+
/**
* div_u64_rem - unsigned 64bit divide with 32bit divisor with remainder
*
#elif BITS_PER_LONG == 32
+#define div64_long(x, y) div_s64((x), (y))
+#define div64_ul(x, y) div_u64((x), (y))
+
#ifndef div_u64_rem
static inline u64 div_u64_rem(u64 dividend, u32 divisor, u32 *remainder)
{