diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c
index 7e45f69..dc0336e 100644
--- a/arch/arm/kernel/armksyms.c
+++ b/arch/arm/kernel/armksyms.c
@@ -20,6 +20,7 @@

 #include <asm/checksum.h>
 #include <asm/ftrace.h>
+#include <asm/virt.h>

 /*
  * libgcc functions - functions that are used internally by the
@@ -181,3 +182,7 @@ EXPORT_SYMBOL(__pv_offset);
 EXPORT_SYMBOL(arm_smccc_smc);
 EXPORT_SYMBOL(arm_smccc_hvc);
 #endif
+
+#ifdef CONFIG_ARM_VIRT_EXT
+EXPORT_SYMBOL_GPL(__boot_cpu_mode);
+#endif