diff --git a/arch/mips/dec/setup.c b/arch/mips/dec/setup.c
index a0b8943c8f11b9b89bc3c92f3b290c99b309710b..1c3bf9fe926ff50d4a07a58f584518561ef31158 100644
--- a/arch/mips/dec/setup.c
+++ b/arch/mips/dec/setup.c
@@ -60,6 +60,7 @@ EXPORT_SYMBOL(dec_kn_slot_size);
 int dec_tc_bus;
 
 DEFINE_SPINLOCK(ioasic_ssr_lock);
+EXPORT_SYMBOL(ioasic_ssr_lock);
 
 volatile u32 *ioasic_base;