[MIPS] Wire up getcpu(2) and epoll_wait(2) syscalls.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S
index 67b92a1..0da5ca2 100644
--- a/arch/mips/kernel/scall64-n32.S
+++ b/arch/mips/kernel/scall64-n32.S
@@ -395,3 +395,5 @@
 	PTR	compat_sys_set_robust_list
 	PTR	compat_sys_get_robust_list
 	PTR	sys_ni_syscall
+	PTR	sys_getcpu
+	PTR	sys_epoll_pwait