diff --git a/arch/tile/lib/exports.c b/arch/tile/lib/exports.c
index 4385cb6fa00ade132dc1ba9fb3fda09fbc775151..a93b02a252227c3b8bd40929e663e79f3f757862 100644
--- a/arch/tile/lib/exports.c
+++ b/arch/tile/lib/exports.c
@@ -84,4 +84,6 @@ uint64_t __ashrdi3(uint64_t, unsigned int);
 EXPORT_SYMBOL(__ashrdi3);
 uint64_t __ashldi3(uint64_t, unsigned int);
 EXPORT_SYMBOL(__ashldi3);
+int __ffsdi2(uint64_t);
+EXPORT_SYMBOL(__ffsdi2);
 #endif