[PATCH] remove HASH_HIGHMEM

It has no users and it's doubtful that we'll need it again.

Cc: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h
index 31e9abb..2275f27 100644
--- a/include/linux/bootmem.h
+++ b/include/linux/bootmem.h
@@ -119,8 +119,7 @@
 				     unsigned int *_hash_mask,
 				     unsigned long limit);
 
-#define HASH_HIGHMEM	0x00000001	/* Consider highmem? */
-#define HASH_EARLY	0x00000002	/* Allocating during early boot? */
+#define HASH_EARLY	0x00000001	/* Allocating during early boot? */
 
 /* Only NUMA needs hash distribution.
  * IA64 is known to have sufficient vmalloc space.