Xen devel - Nov 2006 - [PATCH] x86-64: don''t compile some unused MTRR code

Signed-off-by: Jan Beulich <jbeulich@novell.com>

Index: 2006-10-30/xen/arch/x86/cpu/mtrr/Makefile
==================================================================---
2006-10-30.orig/xen/arch/x86/cpu/mtrr/Makefile	2006-11-09 14:57:55.000000000
+0100
+++ 2006-10-30/xen/arch/x86/cpu/mtrr/Makefile	2006-11-09 14:58:08.000000000
+0100
@@ -1,6 +1,6 @@
-obj-y += amd.o
-obj-y += centaur.o
-obj-y += cyrix.o
+obj-$(x86_32) += amd.o
+obj-$(x86_32) += centaur.o
+obj-$(x86_32) += cyrix.o
 obj-y += generic.o
 obj-y += main.o
 obj-y += state.o
Index: 2006-10-30/xen/arch/x86/cpu/mtrr/main.c
==================================================================---
2006-10-30.orig/xen/arch/x86/cpu/mtrr/main.c	2006-11-09 14:57:55.000000000 +0100
+++ 2006-10-30/xen/arch/x86/cpu/mtrr/main.c	2006-11-10 08:58:15.000000000 +0100
@@ -64,7 +64,11 @@ struct mtrr_ops * mtrr_if = NULL;
 static void set_mtrr(unsigned int reg, unsigned long base,
 		     unsigned long size, mtrr_type type);
 
+#ifndef CONFIG_X86_64
 extern int arr3_protected;
+#else
+#define arr3_protected 0
+#endif
 
 static char *mtrr_strings[MTRR_NUM_TYPES]  {
@@ -539,9 +543,11 @@ extern void centaur_init_mtrr(void);
 
 static void __init init_ifs(void)
 {
+#ifndef CONFIG_X86_64
 	amd_init_mtrr();
 	cyrix_init_mtrr();
 	centaur_init_mtrr();
+#endif
 }
 
 /* The suspend/resume methods are only for CPU without MTRR. CPU using generic


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