sh: Wire up signalfd/timerfd/eventfd syscalls.

Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh/kernel/syscalls.S b/arch/sh/kernel/syscalls.S
index 4357d1a..7db1c2d 100644
--- a/arch/sh/kernel/syscalls.S
+++ b/arch/sh/kernel/syscalls.S
@@ -355,3 +355,6 @@
 	.long sys_getcpu
 	.long sys_epoll_pwait
 	.long sys_utimensat		/* 320 */
+	.long sys_signalfd
+	.long sys_timerfd
+	.long sys_eventfd