x86: fix compiling when CONFIG_X86_MPPARSE is not set

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/arch/x86/mm/k8topology_64.c b/arch/x86/mm/k8topology_64.c
index 1f476e4..f75aa2a 100644
--- a/arch/x86/mm/k8topology_64.c
+++ b/arch/x86/mm/k8topology_64.c
@@ -56,18 +56,22 @@
 	/*
 	 * Find possible boot-time SMP configuration:
 	 */
+#ifdef CONFIG_X86_MPPARSE
 	early_find_smp_config();
+#endif
 #ifdef CONFIG_ACPI
 	/*
 	 * Read APIC information from ACPI tables.
 	 */
 	early_acpi_boot_init();
 #endif
+#ifdef CONFIG_X86_MPPARSE
 	/*
 	 * get boot-time SMP configuration:
 	 */
 	if (smp_found_config)
 		early_get_smp_config();
+#endif
 	early_init_lapic_mapping();
 }