Index: kernel/arch/ppc64/include/mm/page.h
===================================================================
--- kernel/arch/ppc64/include/mm/page.h	(revision c98e6ee244a8e271a395a052069c23bca4f8b538)
+++ kernel/arch/ppc64/include/mm/page.h	(revision 2a513972e478d8d6c6d501f4bc21fa22fbde43f6)
@@ -40,6 +40,4 @@
 #define PAGE_WIDTH	FRAME_WIDTH
 #define PAGE_SIZE	FRAME_SIZE
-
-#define PAGE_COLOR_BITS	0			/* dummy */
 
 #ifdef KERNEL
