diff --git a/arch/mips/kernel/signal-common.h b/arch/mips/kernel/signal-common.h
index 96b0fd8..f50d484 100644
--- a/arch/mips/kernel/signal-common.h
+++ b/arch/mips/kernel/signal-common.h
@@ -37,4 +37,7 @@
 extern asmlinkage int
 _restore_fp_context(void __user *fpregs, void __user *csr);
 
+extern asmlinkage int _save_msa_all_upper(void __user *buf);
+extern asmlinkage int _restore_msa_all_upper(void __user *buf);
+
 #endif	/* __SIGNAL_COMMON_H */