alpha: cleanup in bitops.h

Remove 2 functions private to the alpha implemetation,
in favor of similar functions in <linux/log2.h>.

Provide a more efficient version of the fls64 function
for pre-ev67 alphas.

Signed-off-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/alpha/lib/Makefile b/arch/alpha/lib/Makefile
index ea098f3..266f78e 100644
--- a/arch/alpha/lib/Makefile
+++ b/arch/alpha/lib/Makefile
@@ -37,7 +37,8 @@
 	$(ev6-y)clear_page.o \
 	$(ev6-y)copy_page.o \
 	fpreg.o \
-	callback_srm.o srm_puts.o srm_printk.o
+	callback_srm.o srm_puts.o srm_printk.o \
+	fls.o
 
 lib-$(CONFIG_SMP) += dec_and_lock.o