diff --git a/arch/ia64/kernel/machine_kexec.c b/arch/ia64/kernel/machine_kexec.c
index 0dd3b2394cd..d6cd45f4c6c 100644
--- a/arch/ia64/kernel/machine_kexec.c
+++ b/arch/ia64/kernel/machine_kexec.c
@@ -17,6 +17,8 @@
 #include <linux/efi.h>
 #include <linux/numa.h>
 #include <linux/mmzone.h>
+
+#include <asm/numa.h>
 #include <asm/mmu_context.h>
 #include <asm/setup.h>
 #include <asm/delay.h>
@@ -127,7 +129,7 @@ void machine_kexec(struct kimage *image)
 
 void arch_crash_save_vmcoreinfo(void)
 {
-#ifdef CONFIG_ARCH_DISCONTIGMEM_ENABLE
+#if defined(CONFIG_ARCH_DISCONTIGMEM_ENABLE) && defined(CONFIG_NUMA)
 	VMCOREINFO_SYMBOL(pgdat_list);
 	VMCOREINFO_LENGTH(pgdat_list, MAX_NUMNODES);