[MIPS] Wire up ioprio_set and ioprio_get.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S
index e569b84..23f3b11 100644
--- a/arch/mips/kernel/scall64-64.S
+++ b/arch/mips/kernel/scall64-64.S
@@ -471,3 +471,6 @@
 	PTR	sys_kexec_load			/* 5270 */
 	PTR	sys_getcpu
 	PTR	sys_epoll_pwait
+	PTR	sys_ioprio_set
+	PTR	sys_ioprio_get
+	.size	sys_call_table,.-sys_call_table