alpha: move include/asm-alpha to arch/alpha/include/asm

Sam Ravnborg did the build-test that the direct header file move works,
I'm just committing it.

This is a pure move:

	mkdir arch/alpha/include
	git mv include/asm-alpha arch/alpha/include/asm

with no other changes.

Requested-and-tested-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Richard Henderson <rth@twiddle.net>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

arch/alpha/include/asm/md.h

@@ -0,0 +1,13 @@
+/* $Id: md.h,v 1.1 1997/12/15 15:11:48 jj Exp $
+ * md.h: High speed xor_block operation for RAID4/5 
+ *
+ */
+ 
+#ifndef __ASM_MD_H
+#define __ASM_MD_H
+
+/* #define HAVE_ARCH_XORBLOCK */
+
+#define MD_XORBLOCK_ALIGNMENT	sizeof(long)
+
+#endif /* __ASM_MD_H */